From 4c94e29f1bf520579e8bc2d32537ac20606060e3 Mon Sep 17 00:00:00 2001
From: Aditya Sharad <adityasharad@github.com>
Date: Tue, 16 Feb 2021 15:04:38 -0800
Subject: [PATCH] Increase the default amount of RAM reserved for the OS

Mitigation for OOM errors (137/SIGKILL) seen by users when we overcommit the available memory.
For Unix, reserve 1GB.
For Windows, reserve 1.5GB, as the OS needs more memory and estimates inaccurately.
---
 lib/util.js          | 18 +++++++++++++++---
 lib/util.js.map      |  2 +-
 lib/util.test.js     |  5 +++--
 lib/util.test.js.map |  2 +-
 src/util.test.ts     |  5 +++--
 src/util.ts          | 19 ++++++++++++++++---
 6 files changed, 39 insertions(+), 12 deletions(-)

diff --git a/lib/util.js b/lib/util.js
index 4464a5977..cbe021626 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -72,9 +72,21 @@ async function withTmpDir(body) {
     return result;
 }
 exports.withTmpDir = withTmpDir;
+/**
+ * Gets an OS-specific amount of memory (in MB) to reserve for OS processes
+ * when the user doesn't explicitly specify a memory setting.
+ * This is a heuristic to avoid OOM errors (exit code 137 / SIGKILL)
+ * from committing too much of the available memory to CodeQL.
+ * @returns number
+ */
+function getSystemReservedMemoryMegaBytes() {
+    // Windows needs more memory for OS processes.
+    return 1024 * (process.platform === "win32" ? 1.5 : 1);
+}
 /**
  * Get the codeql `--ram` flag as configured by the `ram` input. If no value was
- * specified, the total available memory will be used minus 256 MB.
+ * specified, the total available memory will be used minus a threshold
+ * reserved for the OS.
  *
  * @returns string
  */
@@ -89,8 +101,8 @@ function getMemoryFlag(userInput) {
     else {
         const totalMemoryBytes = os.totalmem();
         const totalMemoryMegaBytes = totalMemoryBytes / (1024 * 1024);
-        const systemReservedMemoryMegaBytes = 256;
-        memoryToUseMegaBytes = totalMemoryMegaBytes - systemReservedMemoryMegaBytes;
+        const reservedMemoryMegaBytes = getSystemReservedMemoryMegaBytes();
+        memoryToUseMegaBytes = totalMemoryMegaBytes - reservedMemoryMegaBytes;
     }
     return `--ram=${Math.floor(memoryToUseMegaBytes)}`;
 }
diff --git a/lib/util.js.map b/lib/util.js.map
index 76b0a6f06..3d31c1262 100644
--- a/lib/util.js.map
+++ b/lib/util.js.map
@@ -1 +1 @@
-{"version":3,"file":"util.js","sourceRoot":"","sources":["../src/util.ts"],"names":[],"mappings":";;;;;;;;;AAAA,uCAAyB;AACzB,uCAAyB;AACzB,2CAA6B;AAG7B,oDAAsC;AACtC,+CAAiC;AAEjC,6CAA8D;AAC9D,2EAA6D;AAS7D;;GAEG;AACU,QAAA,iBAAiB,GAAG,oBAAoB,CAAC;AAEtD;;GAEG;AACH,SAAgB,uBAAuB;IACrC,MAAM,OAAO,GAAG,6BAA6B,CAAC;IAC9C,MAAM,GAAG,GAAG,OAAO,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC;IACjC,IAAI,GAAG,KAAK,SAAS,IAAI,GAAG,CAAC,MAAM,KAAK,CAAC,EAAE;QACzC,OAAO,EAAE,CAAC;KACX;IACD,IAAI;QACF,OAAO,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;KACxB;IAAC,OAAO,CAAC,EAAE;QACV,MAAM,IAAI,KAAK,CACb,GAAG,OAAO,kEAAkE,CAAC,CAAC,OAAO,EAAE,CACxF,CAAC;KACH;AACH,CAAC;AAbD,0DAaC;AAED,SAAgB,UAAU;IACxB,OAAO,CACL,CAAC,CAAC,OAAO,CAAC,GAAG,CAAC,gBAAgB;QAC9B,OAAO,CAAC,GAAG,CAAC,gBAAgB,KAAK,OAAO;QACxC,OAAO,CAAC,GAAG,CAAC,gBAAgB,KAAK,GAAG,CACrC,CAAC;AACJ,CAAC;AAND,gCAMC;AAED;;;;GAIG;AACH,SAAgB,YAAY,CAAC,aAAqB;IAChD,MAAM,KAAK,GAAG,IAAI,CAAC,KAAK,CAAC,aAAa,CAAC,CAAC;IACxC,MAAM,SAAS,GAAG,EAAE,CAAC;IAErB,KAAK,MAAM,GAAG,IAAI,KAAK,CAAC,IAAI,IAAI,EAAE,EAAE;QAClC,MAAM,IAAI,GAAG,GAAG,CAAC,IAAI,IAAI,EAAE,CAAC;QAC5B,MAAM,MAAM,GAAG,IAAI,CAAC,MAAM,IAAI,EAAE,CAAC;QACjC,IAAI,OAAO,MAAM,CAAC,IAAI,KAAK,QAAQ,IAAI,MAAM,CAAC,IAAI,CAAC,MAAM,GAAG,CAAC,EAAE;YAC7D,SAAS,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,IAAI,CAAC;SAC/B;KACF;IAED,OAAO,MAAM,CAAC,IAAI,CAAC,SAAS,CAAC,CAAC;AAChC,CAAC;AAbD,oCAaC;AAED,6FAA6F;AAC7F,wCAAwC;AACjC,KAAK,UAAU,UAAU,CAC9B,IAAoC;IAEpC,MAAM,MAAM,GAAG,EAAE,CAAC,WAAW,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,CAAC,MAAM,EAAE,EAAE,gBAAgB,CAAC,CAAC,CAAC;IACxE,MAAM,UAAU,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,EAAE,MAAM,CAAC,CAAC;IAC7C,EAAE,CAAC,SAAS,CAAC,UAAU,CAAC,CAAC;IACzB,MAAM,aAAa,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,EAAE,SAAS,CAAC,CAAC;IACnD,EAAE,CAAC,WAAW,CAAC,UAAU,EAAE,aAAa,EAAE,KAAK,CAAC,CAAC;IACjD,MAAM,MAAM,GAAG,MAAM,IAAI,CAAC,aAAa,CAAC,CAAC;IACzC,EAAE,CAAC,SAAS,CAAC,MAAM,EAAE,EAAE,SAAS,EAAE,IAAI,EAAE,CAAC,CAAC;IAC1C,OAAO,MAAM,CAAC;AAChB,CAAC;AAXD,gCAWC;AAED;;;;;GAKG;AACH,SAAgB,aAAa,CAAC,SAA6B;IACzD,IAAI,oBAA4B,CAAC;IACjC,IAAI,SAAS,EAAE;QACb,oBAAoB,GAAG,MAAM,CAAC,SAAS,CAAC,CAAC;QACzC,IAAI,MAAM,CAAC,KAAK,CAAC,oBAAoB,CAAC,IAAI,oBAAoB,IAAI,CAAC,EAAE;YACnE,MAAM,IAAI,KAAK,CAAC,wBAAwB,SAAS,eAAe,CAAC,CAAC;SACnE;KACF;SAAM;QACL,MAAM,gBAAgB,GAAG,EAAE,CAAC,QAAQ,EAAE,CAAC;QACvC,MAAM,oBAAoB,GAAG,gBAAgB,GAAG,CAAC,IAAI,GAAG,IAAI,CAAC,CAAC;QAC9D,MAAM,6BAA6B,GAAG,GAAG,CAAC;QAC1C,oBAAoB,GAAG,oBAAoB,GAAG,6BAA6B,CAAC;KAC7E;IACD,OAAO,SAAS,IAAI,CAAC,KAAK,CAAC,oBAAoB,CAAC,EAAE,CAAC;AACrD,CAAC;AAdD,sCAcC;AAED;;;;GAIG;AACH,SAAgB,kBAAkB,CAChC,SAAuC;IAEvC,IAAI,OAAO,SAAS,KAAK,QAAQ,EAAE;QACjC,sEAAsE;QACtE,SAAS,GAAG,SAAS,CAAC,WAAW,EAAE,KAAK,MAAM,CAAC;KAChD;IACD,OAAO,SAAS,CAAC,CAAC,CAAC,sBAAsB,CAAC,CAAC,CAAC,yBAAyB,CAAC;AACxE,CAAC;AARD,gDAQC;AAED;;;;;;;GAOG;AACH,SAAgB,cAAc,CAC5B,SAA6B,EAC7B,MAAc;IAEd,IAAI,UAAkB,CAAC;IACvB,MAAM,UAAU,GAAG,EAAE,CAAC,IAAI,EAAE,CAAC,MAAM,CAAC;IACpC,IAAI,SAAS,EAAE;QACb,UAAU,GAAG,MAAM,CAAC,SAAS,CAAC,CAAC;QAC/B,IAAI,MAAM,CAAC,KAAK,CAAC,UAAU,CAAC,EAAE;YAC5B,MAAM,IAAI,KAAK,CAAC,4BAA4B,SAAS,eAAe,CAAC,CAAC;SACvE;QACD,IAAI,UAAU,GAAG,UAAU,EAAE;YAC3B,MAAM,CAAC,IAAI,CACT,uCAAuC,UAAU,uBAAuB,UAAU,IAAI,CACvF,CAAC;YACF,UAAU,GAAG,UAAU,CAAC;SACzB;QACD,MAAM,UAAU,GAAG,CAAC,UAAU,CAAC;QAC/B,IAAI,UAAU,GAAG,UAAU,EAAE;YAC3B,MAAM,CAAC,IAAI,CACT,4CAA4C,UAAU,uBAAuB,UAAU,IAAI,CAC5F,CAAC;YACF,UAAU,GAAG,UAAU,CAAC;SACzB;KACF;SAAM;QACL,+BAA+B;QAC/B,UAAU,GAAG,UAAU,CAAC;KACzB;IACD,OAAO,aAAa,UAAU,EAAE,CAAC;AACnC,CAAC;AA7BD,wCA6BC;AAED;;GAEG;AACH,SAAgB,qBAAqB,CAAC,OAAe;IACnD,OAAO,IAAI,CAAC,OAAO,CAAC,OAAO,EAAE,kBAAkB,CAAC,CAAC;AACnD,CAAC;AAFD,sDAEC;AAED;;GAEG;AACH,SAAgB,qBAAqB,CAAC,OAAe,EAAE,QAAkB;IACvE,OAAO,IAAI,CAAC,OAAO,CAAC,qBAAqB,CAAC,OAAO,CAAC,EAAE,QAAQ,CAAC,CAAC;AAChE,CAAC;AAFD,sDAEC;AAED;;;GAGG;AACH,SAAgB,cAAc,CAAC,QAAgB;IAC7C,MAAM,WAAW,GAAG,QAAQ,CAAC;IAC7B,IAAI,QAAQ,CAAC,OAAO,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,EAAE;QAClC,QAAQ,GAAG,WAAW,QAAQ,EAAE,CAAC;KAClC;IACD,IAAI,CAAC,QAAQ,CAAC,UAAU,CAAC,SAAS,CAAC,IAAI,CAAC,QAAQ,CAAC,UAAU,CAAC,UAAU,CAAC,EAAE;QACvE,MAAM,IAAI,KAAK,CAAC,IAAI,WAAW,8BAA8B,CAAC,CAAC;KAChE;IAED,IAAI,GAAQ,CAAC;IACb,IAAI;QACF,GAAG,GAAG,IAAI,GAAG,CAAC,QAAQ,CAAC,CAAC;KACzB;IAAC,OAAO,CAAC,EAAE;QACV,MAAM,IAAI,KAAK,CAAC,IAAI,WAAW,sBAAsB,CAAC,CAAC;KACxD;IAED,kDAAkD;IAClD,0CAA0C;IAC1C,IAAI,GAAG,CAAC,QAAQ,KAAK,YAAY,IAAI,GAAG,CAAC,QAAQ,KAAK,gBAAgB,EAAE;QACtE,OAAO,yBAAiB,CAAC;KAC1B;IAED,wCAAwC;IACxC,IAAI,GAAG,CAAC,QAAQ,CAAC,OAAO,CAAC,SAAS,CAAC,KAAK,CAAC,CAAC,EAAE;QAC1C,GAAG,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC,SAAS,CAAC,CAAC,EAAE,GAAG,CAAC,QAAQ,CAAC,OAAO,CAAC,SAAS,CAAC,CAAC,CAAC;KAC3E;IACD,4CAA4C;IAC5C,IAAI,GAAG,CAAC,QAAQ,CAAC,UAAU,CAAC,MAAM,CAAC,EAAE;QACnC,GAAG,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC,SAAS,CAAC,CAAC,CAAC,CAAC;KAC1C;IAED,4DAA4D;IAC5D,IAAI,CAAC,GAAG,CAAC,QAAQ,CAAC,QAAQ,CAAC,GAAG,CAAC,EAAE;QAC/B,GAAG,CAAC,QAAQ,GAAG,GAAG,GAAG,CAAC,QAAQ,GAAG,CAAC;KACnC;IAED,OAAO,GAAG,CAAC,QAAQ,EAAE,CAAC;AACxB,CAAC;AArCD,wCAqCC;AAED,MAAM,gCAAgC,GAAG,6BAA6B,CAAC;AACvE,MAAM,0CAA0C,GAC9C,oCAAoC,CAAC;AACvC,IAAI,yBAAyB,GAAG,KAAK,CAAC;AAEtC,IAAY,aAIX;AAJD,WAAY,aAAa;IACvB,qDAAM,CAAA;IACN,iDAAI,CAAA;IACJ,iDAAI,CAAA;AACN,CAAC,EAJW,aAAa,GAAb,qBAAa,KAAb,qBAAa,QAIxB;AAMM,KAAK,UAAU,gBAAgB,CACpC,UAA4B;IAE5B,iEAAiE;IACjE,IAAI,cAAc,CAAC,UAAU,CAAC,GAAG,CAAC,KAAK,yBAAiB,EAAE;QACxD,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,MAAM,EAAE,CAAC;KACvC;IAED,8DAA8D;IAC9D,mEAAmE;IACnE,MAAM,SAAS,GAAG,yBAAY,CAAC,UAAU,CAAC,CAAC;IAC3C,MAAM,QAAQ,GAAG,MAAM,SAAS,CAAC,IAAI,CAAC,GAAG,EAAE,CAAC;IAE5C,8EAA8E;IAC9E,wEAAwE;IACxE,IAAI,QAAQ,CAAC,OAAO,CAAC,gCAAgC,CAAC,KAAK,SAAS,EAAE;QACpE,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,MAAM,EAAE,CAAC;KACvC;IAED,IAAI,QAAQ,CAAC,OAAO,CAAC,gCAAgC,CAAC,KAAK,WAAW,EAAE;QACtE,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,IAAI,EAAE,CAAC;KACrC;IAED,MAAM,OAAO,GAAG,QAAQ,CAAC,OAAO,CAAC,gCAAgC,CAAW,CAAC;IAC7E,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,IAAI,EAAE,OAAO,EAAE,CAAC;AAC/C,CAAC;AAzBD,4CAyBC;AAED,SAAgB,yBAAyB,CACvC,OAAsB,EACtB,IAAU,EACV,MAAc;IAEd,IAAI,yBAAyB,IAAI,OAAO,CAAC,IAAI,KAAK,aAAa,CAAC,IAAI,EAAE;QACpE,OAAO;KACR;IAED,MAAM,0BAA0B,GAAG,iBAAiB,CAClD,OAAO,CAAC,OAAO,EACf,gBAAgB,CAAC,cAAc,EAC/B,gBAAgB,CAAC,cAAc,CAChC,CAAC;IAEF,MAAM,QAAQ,GAAG,IAAI,KAAK,SAAS,CAAC,CAAC,CAAC,QAAQ,CAAC,CAAC,CAAC,QAAQ,CAAC;IAE1D,IACE,0BAA0B,KAAK,0BAA0B,CAAC,cAAc,EACxE;QACA,MAAM,CAAC,OAAO,CACZ,cAAc,QAAQ,6EAA6E,OAAO,CAAC,OAAO,qFAAqF,QAAQ,GAAG,CACnN,CAAC;KACH;IACD,IACE,0BAA0B,KAAK,0BAA0B,CAAC,cAAc,EACxE;QACA,MAAM,CAAC,OAAO,CACZ,qBAAqB,OAAO,CAAC,OAAO,gEAAgE,QAAQ,kIAAkI,QAAQ,GAAG,CAC1P,CAAC;KACH;IACD,yBAAyB,GAAG,IAAI,CAAC;IACjC,IAAI,IAAI,KAAK,SAAS,EAAE;QACtB,IAAI,CAAC,cAAc,CAAC,0CAA0C,EAAE,IAAI,CAAC,CAAC;KACvE;AACH,CAAC;AAnCD,8DAmCC;AAED,IAAY,0BAGX;AAHD,WAAY,0BAA0B;IACpC,+FAAc,CAAA;IACd,+FAAc,CAAA;AAChB,CAAC,EAHW,0BAA0B,GAA1B,kCAA0B,KAA1B,kCAA0B,QAGrC;AAED,SAAgB,iBAAiB,CAC/B,OAAe,EACf,cAAsB,EACtB,cAAsB;IAEtB,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,OAAO,EAAE,KAAK,cAAc,EAAE,CAAC,EAAE;QACrD,OAAO,0BAA0B,CAAC,cAAc,CAAC;KAClD;IACD,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,OAAO,EAAE,KAAK,cAAc,EAAE,CAAC,EAAE;QACrD,OAAO,0BAA0B,CAAC,cAAc,CAAC;KAClD;IACD,OAAO,SAAS,CAAC;AACnB,CAAC;AAZD,8CAYC;AAED;;;;;;;;;;;;;;;;GAgBG;AACI,KAAK,UAAU,aAAa,CACjC,MAAc,EACd,UAA8B,EAC9B,SAA8B,EAC9B,WAAW,OAAO,CAAC,KAAiB;IAEpC,IAAI,UAAU,IAAI,SAAS,EAAE;QAC3B,MAAM,IAAI,KAAK,CACb,wHAAwH,CACzH,CAAC;KACH;IAED,IAAI,UAAU,EAAE;QACd,MAAM,CAAC,OAAO,CACZ,mFAAmF,CACpF,CAAC;QACF,OAAO,UAAU,CAAC;KACnB;IAED,IAAI,SAAS,EAAE;QACb,OAAO,IAAI,OAAO,CAAC,CAAC,OAAO,EAAE,MAAM,EAAE,EAAE;YACrC,IAAI,KAAK,GAAG,EAAE,CAAC;YACf,QAAQ,CAAC,EAAE,CAAC,MAAM,EAAE,CAAC,IAAI,EAAE,EAAE;gBAC3B,KAAK,IAAI,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,CAAC;YACjC,CAAC,CAAC,CAAC;YACH,QAAQ,CAAC,EAAE,CAAC,KAAK,EAAE,GAAG,EAAE;gBACtB,KAAK,GAAG,KAAK,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC,IAAI,EAAE,CAAC;gBACrC,IAAI,KAAK,EAAE;oBACT,OAAO,CAAC,KAAK,CAAC,CAAC;iBAChB;qBAAM;oBACL,MAAM,CAAC,IAAI,KAAK,CAAC,yBAAyB,CAAC,CAAC,CAAC;iBAC9C;YACH,CAAC,CAAC,CAAC;YACH,QAAQ,CAAC,EAAE,CAAC,OAAO,EAAE,CAAC,GAAG,EAAE,EAAE;gBAC3B,MAAM,CAAC,GAAG,CAAC,CAAC;YACd,CAAC,CAAC,CAAC;QACL,CAAC,CAAC,CAAC;KACJ;IAED,IAAI,OAAO,CAAC,GAAG,CAAC,YAAY,EAAE;QAC5B,OAAO,OAAO,CAAC,GAAG,CAAC,YAAY,CAAC;KACjC;IAED,MAAM,IAAI,KAAK,CACb,uMAAuM,CACxM,CAAC;AACJ,CAAC;AA9CD,sCA8CC"}
\ No newline at end of file
+{"version":3,"file":"util.js","sourceRoot":"","sources":["../src/util.ts"],"names":[],"mappings":";;;;;;;;;AAAA,uCAAyB;AACzB,uCAAyB;AACzB,2CAA6B;AAG7B,oDAAsC;AACtC,+CAAiC;AAEjC,6CAA8D;AAC9D,2EAA6D;AAS7D;;GAEG;AACU,QAAA,iBAAiB,GAAG,oBAAoB,CAAC;AAEtD;;GAEG;AACH,SAAgB,uBAAuB;IACrC,MAAM,OAAO,GAAG,6BAA6B,CAAC;IAC9C,MAAM,GAAG,GAAG,OAAO,CAAC,GAAG,CAAC,OAAO,CAAC,CAAC;IACjC,IAAI,GAAG,KAAK,SAAS,IAAI,GAAG,CAAC,MAAM,KAAK,CAAC,EAAE;QACzC,OAAO,EAAE,CAAC;KACX;IACD,IAAI;QACF,OAAO,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC;KACxB;IAAC,OAAO,CAAC,EAAE;QACV,MAAM,IAAI,KAAK,CACb,GAAG,OAAO,kEAAkE,CAAC,CAAC,OAAO,EAAE,CACxF,CAAC;KACH;AACH,CAAC;AAbD,0DAaC;AAED,SAAgB,UAAU;IACxB,OAAO,CACL,CAAC,CAAC,OAAO,CAAC,GAAG,CAAC,gBAAgB;QAC9B,OAAO,CAAC,GAAG,CAAC,gBAAgB,KAAK,OAAO;QACxC,OAAO,CAAC,GAAG,CAAC,gBAAgB,KAAK,GAAG,CACrC,CAAC;AACJ,CAAC;AAND,gCAMC;AAED;;;;GAIG;AACH,SAAgB,YAAY,CAAC,aAAqB;IAChD,MAAM,KAAK,GAAG,IAAI,CAAC,KAAK,CAAC,aAAa,CAAC,CAAC;IACxC,MAAM,SAAS,GAAG,EAAE,CAAC;IAErB,KAAK,MAAM,GAAG,IAAI,KAAK,CAAC,IAAI,IAAI,EAAE,EAAE;QAClC,MAAM,IAAI,GAAG,GAAG,CAAC,IAAI,IAAI,EAAE,CAAC;QAC5B,MAAM,MAAM,GAAG,IAAI,CAAC,MAAM,IAAI,EAAE,CAAC;QACjC,IAAI,OAAO,MAAM,CAAC,IAAI,KAAK,QAAQ,IAAI,MAAM,CAAC,IAAI,CAAC,MAAM,GAAG,CAAC,EAAE;YAC7D,SAAS,CAAC,MAAM,CAAC,IAAI,CAAC,GAAG,IAAI,CAAC;SAC/B;KACF;IAED,OAAO,MAAM,CAAC,IAAI,CAAC,SAAS,CAAC,CAAC;AAChC,CAAC;AAbD,oCAaC;AAED,6FAA6F;AAC7F,wCAAwC;AACjC,KAAK,UAAU,UAAU,CAC9B,IAAoC;IAEpC,MAAM,MAAM,GAAG,EAAE,CAAC,WAAW,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,CAAC,MAAM,EAAE,EAAE,gBAAgB,CAAC,CAAC,CAAC;IACxE,MAAM,UAAU,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,EAAE,MAAM,CAAC,CAAC;IAC7C,EAAE,CAAC,SAAS,CAAC,UAAU,CAAC,CAAC;IACzB,MAAM,aAAa,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,EAAE,SAAS,CAAC,CAAC;IACnD,EAAE,CAAC,WAAW,CAAC,UAAU,EAAE,aAAa,EAAE,KAAK,CAAC,CAAC;IACjD,MAAM,MAAM,GAAG,MAAM,IAAI,CAAC,aAAa,CAAC,CAAC;IACzC,EAAE,CAAC,SAAS,CAAC,MAAM,EAAE,EAAE,SAAS,EAAE,IAAI,EAAE,CAAC,CAAC;IAC1C,OAAO,MAAM,CAAC;AAChB,CAAC;AAXD,gCAWC;AAED;;;;;;GAMG;AACH,SAAS,gCAAgC;IACvC,8CAA8C;IAC9C,OAAO,IAAI,GAAG,CAAC,OAAO,CAAC,QAAQ,KAAK,OAAO,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;AACzD,CAAC;AAED;;;;;;GAMG;AACH,SAAgB,aAAa,CAAC,SAA6B;IACzD,IAAI,oBAA4B,CAAC;IACjC,IAAI,SAAS,EAAE;QACb,oBAAoB,GAAG,MAAM,CAAC,SAAS,CAAC,CAAC;QACzC,IAAI,MAAM,CAAC,KAAK,CAAC,oBAAoB,CAAC,IAAI,oBAAoB,IAAI,CAAC,EAAE;YACnE,MAAM,IAAI,KAAK,CAAC,wBAAwB,SAAS,eAAe,CAAC,CAAC;SACnE;KACF;SAAM;QACL,MAAM,gBAAgB,GAAG,EAAE,CAAC,QAAQ,EAAE,CAAC;QACvC,MAAM,oBAAoB,GAAG,gBAAgB,GAAG,CAAC,IAAI,GAAG,IAAI,CAAC,CAAC;QAC9D,MAAM,uBAAuB,GAAG,gCAAgC,EAAE,CAAC;QACnE,oBAAoB,GAAG,oBAAoB,GAAG,uBAAuB,CAAC;KACvE;IACD,OAAO,SAAS,IAAI,CAAC,KAAK,CAAC,oBAAoB,CAAC,EAAE,CAAC;AACrD,CAAC;AAdD,sCAcC;AAED;;;;GAIG;AACH,SAAgB,kBAAkB,CAChC,SAAuC;IAEvC,IAAI,OAAO,SAAS,KAAK,QAAQ,EAAE;QACjC,sEAAsE;QACtE,SAAS,GAAG,SAAS,CAAC,WAAW,EAAE,KAAK,MAAM,CAAC;KAChD;IACD,OAAO,SAAS,CAAC,CAAC,CAAC,sBAAsB,CAAC,CAAC,CAAC,yBAAyB,CAAC;AACxE,CAAC;AARD,gDAQC;AAED;;;;;;;GAOG;AACH,SAAgB,cAAc,CAC5B,SAA6B,EAC7B,MAAc;IAEd,IAAI,UAAkB,CAAC;IACvB,MAAM,UAAU,GAAG,EAAE,CAAC,IAAI,EAAE,CAAC,MAAM,CAAC;IACpC,IAAI,SAAS,EAAE;QACb,UAAU,GAAG,MAAM,CAAC,SAAS,CAAC,CAAC;QAC/B,IAAI,MAAM,CAAC,KAAK,CAAC,UAAU,CAAC,EAAE;YAC5B,MAAM,IAAI,KAAK,CAAC,4BAA4B,SAAS,eAAe,CAAC,CAAC;SACvE;QACD,IAAI,UAAU,GAAG,UAAU,EAAE;YAC3B,MAAM,CAAC,IAAI,CACT,uCAAuC,UAAU,uBAAuB,UAAU,IAAI,CACvF,CAAC;YACF,UAAU,GAAG,UAAU,CAAC;SACzB;QACD,MAAM,UAAU,GAAG,CAAC,UAAU,CAAC;QAC/B,IAAI,UAAU,GAAG,UAAU,EAAE;YAC3B,MAAM,CAAC,IAAI,CACT,4CAA4C,UAAU,uBAAuB,UAAU,IAAI,CAC5F,CAAC;YACF,UAAU,GAAG,UAAU,CAAC;SACzB;KACF;SAAM;QACL,+BAA+B;QAC/B,UAAU,GAAG,UAAU,CAAC;KACzB;IACD,OAAO,aAAa,UAAU,EAAE,CAAC;AACnC,CAAC;AA7BD,wCA6BC;AAED;;GAEG;AACH,SAAgB,qBAAqB,CAAC,OAAe;IACnD,OAAO,IAAI,CAAC,OAAO,CAAC,OAAO,EAAE,kBAAkB,CAAC,CAAC;AACnD,CAAC;AAFD,sDAEC;AAED;;GAEG;AACH,SAAgB,qBAAqB,CAAC,OAAe,EAAE,QAAkB;IACvE,OAAO,IAAI,CAAC,OAAO,CAAC,qBAAqB,CAAC,OAAO,CAAC,EAAE,QAAQ,CAAC,CAAC;AAChE,CAAC;AAFD,sDAEC;AAED;;;GAGG;AACH,SAAgB,cAAc,CAAC,QAAgB;IAC7C,MAAM,WAAW,GAAG,QAAQ,CAAC;IAC7B,IAAI,QAAQ,CAAC,OAAO,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,EAAE;QAClC,QAAQ,GAAG,WAAW,QAAQ,EAAE,CAAC;KAClC;IACD,IAAI,CAAC,QAAQ,CAAC,UAAU,CAAC,SAAS,CAAC,IAAI,CAAC,QAAQ,CAAC,UAAU,CAAC,UAAU,CAAC,EAAE;QACvE,MAAM,IAAI,KAAK,CAAC,IAAI,WAAW,8BAA8B,CAAC,CAAC;KAChE;IAED,IAAI,GAAQ,CAAC;IACb,IAAI;QACF,GAAG,GAAG,IAAI,GAAG,CAAC,QAAQ,CAAC,CAAC;KACzB;IAAC,OAAO,CAAC,EAAE;QACV,MAAM,IAAI,KAAK,CAAC,IAAI,WAAW,sBAAsB,CAAC,CAAC;KACxD;IAED,kDAAkD;IAClD,0CAA0C;IAC1C,IAAI,GAAG,CAAC,QAAQ,KAAK,YAAY,IAAI,GAAG,CAAC,QAAQ,KAAK,gBAAgB,EAAE;QACtE,OAAO,yBAAiB,CAAC;KAC1B;IAED,wCAAwC;IACxC,IAAI,GAAG,CAAC,QAAQ,CAAC,OAAO,CAAC,SAAS,CAAC,KAAK,CAAC,CAAC,EAAE;QAC1C,GAAG,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC,SAAS,CAAC,CAAC,EAAE,GAAG,CAAC,QAAQ,CAAC,OAAO,CAAC,SAAS,CAAC,CAAC,CAAC;KAC3E;IACD,4CAA4C;IAC5C,IAAI,GAAG,CAAC,QAAQ,CAAC,UAAU,CAAC,MAAM,CAAC,EAAE;QACnC,GAAG,CAAC,QAAQ,GAAG,GAAG,CAAC,QAAQ,CAAC,SAAS,CAAC,CAAC,CAAC,CAAC;KAC1C;IAED,4DAA4D;IAC5D,IAAI,CAAC,GAAG,CAAC,QAAQ,CAAC,QAAQ,CAAC,GAAG,CAAC,EAAE;QAC/B,GAAG,CAAC,QAAQ,GAAG,GAAG,GAAG,CAAC,QAAQ,GAAG,CAAC;KACnC;IAED,OAAO,GAAG,CAAC,QAAQ,EAAE,CAAC;AACxB,CAAC;AArCD,wCAqCC;AAED,MAAM,gCAAgC,GAAG,6BAA6B,CAAC;AACvE,MAAM,0CAA0C,GAC9C,oCAAoC,CAAC;AACvC,IAAI,yBAAyB,GAAG,KAAK,CAAC;AAEtC,IAAY,aAIX;AAJD,WAAY,aAAa;IACvB,qDAAM,CAAA;IACN,iDAAI,CAAA;IACJ,iDAAI,CAAA;AACN,CAAC,EAJW,aAAa,GAAb,qBAAa,KAAb,qBAAa,QAIxB;AAMM,KAAK,UAAU,gBAAgB,CACpC,UAA4B;IAE5B,iEAAiE;IACjE,IAAI,cAAc,CAAC,UAAU,CAAC,GAAG,CAAC,KAAK,yBAAiB,EAAE;QACxD,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,MAAM,EAAE,CAAC;KACvC;IAED,8DAA8D;IAC9D,mEAAmE;IACnE,MAAM,SAAS,GAAG,yBAAY,CAAC,UAAU,CAAC,CAAC;IAC3C,MAAM,QAAQ,GAAG,MAAM,SAAS,CAAC,IAAI,CAAC,GAAG,EAAE,CAAC;IAE5C,8EAA8E;IAC9E,wEAAwE;IACxE,IAAI,QAAQ,CAAC,OAAO,CAAC,gCAAgC,CAAC,KAAK,SAAS,EAAE;QACpE,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,MAAM,EAAE,CAAC;KACvC;IAED,IAAI,QAAQ,CAAC,OAAO,CAAC,gCAAgC,CAAC,KAAK,WAAW,EAAE;QACtE,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,IAAI,EAAE,CAAC;KACrC;IAED,MAAM,OAAO,GAAG,QAAQ,CAAC,OAAO,CAAC,gCAAgC,CAAW,CAAC;IAC7E,OAAO,EAAE,IAAI,EAAE,aAAa,CAAC,IAAI,EAAE,OAAO,EAAE,CAAC;AAC/C,CAAC;AAzBD,4CAyBC;AAED,SAAgB,yBAAyB,CACvC,OAAsB,EACtB,IAAU,EACV,MAAc;IAEd,IAAI,yBAAyB,IAAI,OAAO,CAAC,IAAI,KAAK,aAAa,CAAC,IAAI,EAAE;QACpE,OAAO;KACR;IAED,MAAM,0BAA0B,GAAG,iBAAiB,CAClD,OAAO,CAAC,OAAO,EACf,gBAAgB,CAAC,cAAc,EAC/B,gBAAgB,CAAC,cAAc,CAChC,CAAC;IAEF,MAAM,QAAQ,GAAG,IAAI,KAAK,SAAS,CAAC,CAAC,CAAC,QAAQ,CAAC,CAAC,CAAC,QAAQ,CAAC;IAE1D,IACE,0BAA0B,KAAK,0BAA0B,CAAC,cAAc,EACxE;QACA,MAAM,CAAC,OAAO,CACZ,cAAc,QAAQ,6EAA6E,OAAO,CAAC,OAAO,qFAAqF,QAAQ,GAAG,CACnN,CAAC;KACH;IACD,IACE,0BAA0B,KAAK,0BAA0B,CAAC,cAAc,EACxE;QACA,MAAM,CAAC,OAAO,CACZ,qBAAqB,OAAO,CAAC,OAAO,gEAAgE,QAAQ,kIAAkI,QAAQ,GAAG,CAC1P,CAAC;KACH;IACD,yBAAyB,GAAG,IAAI,CAAC;IACjC,IAAI,IAAI,KAAK,SAAS,EAAE;QACtB,IAAI,CAAC,cAAc,CAAC,0CAA0C,EAAE,IAAI,CAAC,CAAC;KACvE;AACH,CAAC;AAnCD,8DAmCC;AAED,IAAY,0BAGX;AAHD,WAAY,0BAA0B;IACpC,+FAAc,CAAA;IACd,+FAAc,CAAA;AAChB,CAAC,EAHW,0BAA0B,GAA1B,kCAA0B,KAA1B,kCAA0B,QAGrC;AAED,SAAgB,iBAAiB,CAC/B,OAAe,EACf,cAAsB,EACtB,cAAsB;IAEtB,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,OAAO,EAAE,KAAK,cAAc,EAAE,CAAC,EAAE;QACrD,OAAO,0BAA0B,CAAC,cAAc,CAAC;KAClD;IACD,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,OAAO,EAAE,KAAK,cAAc,EAAE,CAAC,EAAE;QACrD,OAAO,0BAA0B,CAAC,cAAc,CAAC;KAClD;IACD,OAAO,SAAS,CAAC;AACnB,CAAC;AAZD,8CAYC;AAED;;;;;;;;;;;;;;;;GAgBG;AACI,KAAK,UAAU,aAAa,CACjC,MAAc,EACd,UAA8B,EAC9B,SAA8B,EAC9B,WAAW,OAAO,CAAC,KAAiB;IAEpC,IAAI,UAAU,IAAI,SAAS,EAAE;QAC3B,MAAM,IAAI,KAAK,CACb,wHAAwH,CACzH,CAAC;KACH;IAED,IAAI,UAAU,EAAE;QACd,MAAM,CAAC,OAAO,CACZ,mFAAmF,CACpF,CAAC;QACF,OAAO,UAAU,CAAC;KACnB;IAED,IAAI,SAAS,EAAE;QACb,OAAO,IAAI,OAAO,CAAC,CAAC,OAAO,EAAE,MAAM,EAAE,EAAE;YACrC,IAAI,KAAK,GAAG,EAAE,CAAC;YACf,QAAQ,CAAC,EAAE,CAAC,MAAM,EAAE,CAAC,IAAI,EAAE,EAAE;gBAC3B,KAAK,IAAI,IAAI,CAAC,QAAQ,CAAC,MAAM,CAAC,CAAC;YACjC,CAAC,CAAC,CAAC;YACH,QAAQ,CAAC,EAAE,CAAC,KAAK,EAAE,GAAG,EAAE;gBACtB,KAAK,GAAG,KAAK,CAAC,KAAK,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC,IAAI,EAAE,CAAC;gBACrC,IAAI,KAAK,EAAE;oBACT,OAAO,CAAC,KAAK,CAAC,CAAC;iBAChB;qBAAM;oBACL,MAAM,CAAC,IAAI,KAAK,CAAC,yBAAyB,CAAC,CAAC,CAAC;iBAC9C;YACH,CAAC,CAAC,CAAC;YACH,QAAQ,CAAC,EAAE,CAAC,OAAO,EAAE,CAAC,GAAG,EAAE,EAAE;gBAC3B,MAAM,CAAC,GAAG,CAAC,CAAC;YACd,CAAC,CAAC,CAAC;QACL,CAAC,CAAC,CAAC;KACJ;IAED,IAAI,OAAO,CAAC,GAAG,CAAC,YAAY,EAAE;QAC5B,OAAO,OAAO,CAAC,GAAG,CAAC,YAAY,CAAC;KACjC;IAED,MAAM,IAAI,KAAK,CACb,uMAAuM,CACxM,CAAC;AACJ,CAAC;AA9CD,sCA8CC"}
\ No newline at end of file
diff --git a/lib/util.test.js b/lib/util.test.js
index 57077e83a..cb570b287 100644
--- a/lib/util.test.js
+++ b/lib/util.test.js
@@ -28,9 +28,10 @@ ava_1.default("getToolNames", (t) => {
 });
 ava_1.default("getMemoryFlag() should return the correct --ram flag", (t) => {
     const totalMem = Math.floor(os.totalmem() / (1024 * 1024));
+    const expectedThreshold = process.platform === "win32" ? 1536 : 1024;
     const tests = [
-        [undefined, `--ram=${totalMem - 256}`],
-        ["", `--ram=${totalMem - 256}`],
+        [undefined, `--ram=${totalMem - expectedThreshold}`],
+        ["", `--ram=${totalMem - expectedThreshold}`],
         ["512", "--ram=512"],
     ];
     for (const [input, expectedFlag] of tests) {
diff --git a/lib/util.test.js.map b/lib/util.test.js.map
index d0871a586..27033025a 100644
--- a/lib/util.test.js.map
+++ b/lib/util.test.js.map
@@ -1 +1 @@
-{"version":3,"file":"util.test.js","sourceRoot":"","sources":["../src/util.test.ts"],"names":[],"mappings":";;;;;;;;;;;;AAAA,uCAAyB;AACzB,uCAAyB;AACzB,+CAAiC;AAEjC,wDAA0C;AAC1C,8CAA6C;AAC7C,kDAA0B;AAE1B,kDAAoC;AACpC,uCAAoD;AACpD,mDAA6C;AAC7C,6CAA+B;AAE/B,0BAAU,CAAC,aAAI,CAAC,CAAC;AAEjB,aAAI,CAAC,cAAc,EAAE,CAAC,CAAC,EAAE,EAAE;IACzB,MAAM,KAAK,GAAG,EAAE,CAAC,YAAY,CAC3B,GAAG,SAAS,mCAAmC,EAC/C,MAAM,CACP,CAAC;IACF,MAAM,SAAS,GAAG,IAAI,CAAC,YAAY,CAAC,KAAK,CAAC,CAAC;IAC3C,CAAC,CAAC,SAAS,CAAC,SAAS,EAAE,CAAC,+BAA+B,EAAE,QAAQ,CAAC,CAAC,CAAC;AACtE,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,sDAAsD,EAAE,CAAC,CAAC,EAAE,EAAE;IACjE,MAAM,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,QAAQ,EAAE,GAAG,CAAC,IAAI,GAAG,IAAI,CAAC,CAAC,CAAC;IAE3D,MAAM,KAAK,GAAG;QACZ,CAAC,SAAS,EAAE,SAAS,QAAQ,GAAG,GAAG,EAAE,CAAC;QACtC,CAAC,EAAE,EAAE,SAAS,QAAQ,GAAG,GAAG,EAAE,CAAC;QAC/B,CAAC,KAAK,EAAE,WAAW,CAAC;KACrB,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,KAAK,EAAE;QACzC,MAAM,IAAI,GAAG,IAAI,CAAC,aAAa,CAAC,KAAK,CAAC,CAAC;QACvC,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,uDAAuD,EAAE,CAAC,CAAC,EAAE,EAAE;IAClE,KAAK,MAAM,KAAK,IAAI,CAAC,IAAI,EAAE,QAAQ,CAAC,EAAE;QACpC,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,aAAa,CAAC,KAAK,CAAC,CAAC,CAAC;KAC3C;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,qDAAqD,EAAE,CAAC,CAAC,EAAE,EAAE;IAChE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,IAAI,CAAC,EAAE,sBAAsB,CAAC,CAAC;IACnE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,MAAM,CAAC,EAAE,sBAAsB,CAAC,CAAC;IAErE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,KAAK,CAAC,EAAE,yBAAyB,CAAC,CAAC;IACvE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,SAAS,CAAC,EAAE,yBAAyB,CAAC,CAAC;IAC3E,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,OAAO,CAAC,EAAE,yBAAyB,CAAC,CAAC;IACzE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,SAAS,CAAC,EAAE,yBAAyB,CAAC,CAAC;AAC7E,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,2DAA2D,EAAE,CAAC,CAAC,EAAE,EAAE;IACtE,MAAM,OAAO,GAAG,EAAE,CAAC,IAAI,EAAE,CAAC,MAAM,CAAC;IAEjC,MAAM,KAAK,GAAG;QACZ,CAAC,GAAG,EAAE,aAAa,CAAC;QACpB,CAAC,GAAG,EAAE,aAAa,CAAC;QACpB,CAAC,SAAS,EAAE,aAAa,OAAO,EAAE,CAAC;QACnC,CAAC,EAAE,EAAE,aAAa,OAAO,EAAE,CAAC;QAC5B,CAAC,GAAG,OAAO,GAAG,CAAC,EAAE,EAAE,aAAa,OAAO,EAAE,CAAC;QAC1C,CAAC,GAAG,CAAC,OAAO,GAAG,CAAC,EAAE,EAAE,aAAa,CAAC,OAAO,EAAE,CAAC;KAC7C,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,KAAK,EAAE;QACzC,MAAM,IAAI,GAAG,IAAI,CAAC,cAAc,CAAC,KAAK,EAAE,yBAAe,CAAC,IAAI,CAAC,CAAC,CAAC;QAC/D,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,gEAAgE,EAAE,CAAC,CAAC,EAAE,EAAE;IAC3E,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,QAAQ,EAAE,yBAAe,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC;AACvE,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,6BAA6B,EAAE,CAAC,CAAC,EAAE,EAAE;IACxC,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,EAAE,CAAC;IAClC,CAAC,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE7B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,OAAO,CAAC;IACvC,CAAC,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE7B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,GAAG,CAAC;IACnC,CAAC,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE7B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,MAAM,CAAC;IACtC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE5B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,SAAS,CAAC;IACzC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;AAC9B,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,iFAAiF,EAAE,CAAC,CAAC,EAAE,EAAE;IAC5F,MAAM,gBAAgB,GAAG,OAAO,CAAC,GAAG,CAAC,2BAA2B,CAAC;IAEjE,MAAM,OAAO,GAAG,EAAE,GAAG,EAAE,EAAE,EAAE,CAAC;IAE5B,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,IAAI,CAAC,SAAS,CAAC,OAAO,CAAC,CAAC;IAElE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,uBAAuB,EAAE,EAAO,OAAO,CAAC,CAAC;IAE1D,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,gBAAgB,CAAC;AAC7D,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,qDAAqD,EAAE,CAAC,CAAC,EAAE,EAAE;IAChE,MAAM,gBAAgB,GAAG,OAAO,CAAC,GAAG,CAAC,2BAA2B,CAAC;IAEjE,MAAM,OAAO,GAAG,EAAE,QAAQ,EAAE,EAAE,IAAI,EAAE,CAAC,SAAS,CAAC,EAAE,EAAE,CAAC;IACpD,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,IAAI,CAAC,SAAS,CAAC,OAAO,CAAC,CAAC;IAElE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,uBAAuB,EAAE,EAAE,OAAO,CAAC,CAAC;IAErD,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,gBAAgB,CAAC;AAC7D,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,iDAAiD,EAAE,CAAC,CAAC,EAAE,EAAE;IAC5D,MAAM,gBAAgB,GAAG,OAAO,CAAC,GAAG,CAAC,2BAA2B,CAAC;IAEjE,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,kBAAkB,CAAC;IAC7D,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,uBAAuB,CAAC,CAAC;IAEvC,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,gBAAgB,CAAC;AAC7D,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,gBAAgB,EAAE,CAAC,CAAC,EAAE,EAAE;IAC3B,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,cAAc,CAAC,YAAY,CAAC,EAAE,oBAAoB,CAAC,CAAC;IACrE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,cAAc,CAAC,oBAAoB,CAAC,EAAE,oBAAoB,CAAC,CAAC;IAC7E,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,wBAAwB,CAAC,EAC7C,oBAAoB,CACrB,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,4BAA4B,CAAC,EACjD,oBAAoB,CACrB,CAAC;IAEF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,oBAAoB,CAAC,EACzC,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,4BAA4B,CAAC,EACjD,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,gCAAgC,CAAC,EACrD,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,mCAAmC,CAAC,EACxD,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,iCAAiC,CAAC,EACtD,kCAAkC,CACnC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,qCAAqC,CAAC,EAC1D,kCAAkC,CACnC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,wCAAwC,CAAC,EAC7D,kCAAkC,CACnC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,sCAAsC,CAAC,EAC3D,uCAAuC,CACxC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,6CAA6C,CAAC,EAClE,uCAAuC,CACxC,CAAC;IAEF,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,EAAE,CAAC,EAAE;QACtC,OAAO,EAAE,uBAAuB;KACjC,CAAC,CAAC;IACH,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,kBAAkB,CAAC,EAAE;QACtD,OAAO,EAAE,+CAA+C;KACzD,CAAC,CAAC;IACH,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,iBAAiB,CAAC,EAAE;QACrD,OAAO,EAAE,sCAAsC;KAChD,CAAC,CAAC;AACL,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,sBAAsB,EAAE,KAAK,EAAE,CAAC,EAAE,EAAE;IACvC,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IACjE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IACjE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IACjE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,OAAO,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IAChE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,OAAO,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IAChE,CAAC,CAAC,EAAE,CACF,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAC/C,IAAI,CAAC,0BAA0B,CAAC,cAAc,CAC/C,CAAC;IACF,CAAC,CAAC,EAAE,CACF,IAAI,CAAC,iBAAiB,CAAC,OAAO,EAAE,MAAM,EAAE,KAAK,CAAC,EAC9C,IAAI,CAAC,0BAA0B,CAAC,cAAc,CAC/C,CAAC;AACJ,CAAC,CAAC,CAAC;AAEH,SAAS,wBAAwB,CAC/B,aAAiC;IAEjC,kEAAkE;IAClE,MAAM,MAAM,GAAG,MAAM,CAAC,UAAU,CAAC,KAAK,CAAC,CAAC;IACxC,MAAM,QAAQ,GAAG;QACf,OAAO,EAAE;YACP,6BAA6B,EAAE,aAAa;SAC7C;KACF,CAAC;IACF,MAAM,cAAc,GAAG,eAAK;SACzB,IAAI,CAAC,MAAM,CAAC,IAAI,EAAE,KAAK,CAAC;SACxB,QAAQ,CAAC,QAAe,CAAC,CAAC;IAC7B,eAAK,CAAC,IAAI,CAAC,GAAG,EAAE,cAAc,CAAC,CAAC,KAAK,CAAC,GAAG,EAAE,CAAC,MAAM,CAAC,CAAC;IACpD,OAAO,cAAc,CAAC;AACxB,CAAC;AAED,aAAI,CAAC,kBAAkB,EAAE,KAAK,EAAE,CAAC,EAAE,EAAE;IACnC,MAAM,CAAC,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACpC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,oBAAoB;KAC1B,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,aAAa,CAAC,MAAM,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC;IAE/C,wBAAwB,CAAC,KAAK,CAAC,CAAC;IAChC,MAAM,EAAE,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACrC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,yBAAyB;KAC/B,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,EAAE,IAAI,EAAE,IAAI,CAAC,aAAa,CAAC,IAAI,EAAE,OAAO,EAAE,KAAK,EAAE,EAAE,EAAE,CAAC,CAAC;IAEnE,wBAAwB,CAAC,WAAW,CAAC,CAAC;IACtC,MAAM,IAAI,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACvC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,sCAAsC;KAC5C,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,EAAE,IAAI,EAAE,IAAI,CAAC,aAAa,CAAC,IAAI,EAAE,EAAE,IAAI,CAAC,CAAC;IAErD,wBAAwB,CAAC,SAAS,CAAC,CAAC;IACpC,MAAM,EAAE,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACrC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,yBAAyB;KAC/B,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,EAAE,IAAI,EAAE,IAAI,CAAC,aAAa,CAAC,MAAM,EAAE,EAAE,EAAE,CAAC,CAAC;AACvD,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,eAAe,EAAE,KAAK,EAAE,CAAC,EAAE,EAAE;IAChC,MAAM,IAAI,GAAa,EAAE,CAAC;IAC1B,MAAM,UAAU,GAAI;QAClB,OAAO,EAAE,CAAC,GAAW,EAAE,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC;KACnB,CAAC;IAExB,mEAAmE;IACnE,CAAC,CAAC,WAAW,CAAC,KAAK,IAAI,EAAE,CAAC,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,KAAK,EAAE,IAAI,CAAC,CAAC,CAAC;IAEvE,OAAO,CAAC,GAAG,CAAC,YAAY,GAAG,KAAK,CAAC;IACjC,CAAC,CAAC,EAAE,CAAC,KAAK,EAAE,MAAM,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,SAAS,EAAE,SAAS,CAAC,CAAC,CAAC;IACxE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC;IACrB,CAAC,CAAC,EAAE,CAAC,KAAK,EAAE,MAAM,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,KAAK,EAAE,SAAS,CAAC,CAAC,CAAC;IACpE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC,CAAC,mBAAmB;IAEzC,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC;IAChB,MAAM,gBAAgB,CAAC,CAAC,EAAE,UAAU,EAAE,KAAK,EAAE,KAAK,CAAC,CAAC;IACpD,MAAM,gBAAgB,CAAC,CAAC,EAAE,UAAU,EAAE,KAAK,EAAE,EAAE,EAAE,KAAK,CAAC,CAAC;IACxD,MAAM,gBAAgB,CACpB,CAAC,EACD,UAAU,EACV,KAAK,EACL,0BAA0B,EAC1B,KAAK,CACN,CAAC;IACF,MAAM,gBAAgB,CAAC,CAAC,EAAE,UAAU,EAAE,QAAQ,EAAE,KAAK,EAAE,UAAU,CAAC,CAAC;IAEnE,MAAM,2BAA2B,CAAC,CAAC,EAAE,UAAU,EAAE,EAAE,CAAC,CAAC;IACrD,MAAM,2BAA2B,CAAC,CAAC,EAAE,UAAU,EAAE,EAAE,EAAE,GAAG,EAAE,KAAK,CAAC,CAAC;IACjE,MAAM,2BAA2B,CAC/B,CAAC,EACD,UAAU,EACV,4BAA4B,EAC5B,KAAK,CACN,CAAC;IACF,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC;AACvB,CAAC,CAAC,CAAC;AAEH,KAAK,UAAU,gBAAgB,CAC7B,CAAwB,EACxB,UAAkB,EAClB,QAAgB,EAChB,GAAG,IAAc;IAEjB,MAAM,KAAK,GAAG,MAAM,CAAC,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAQ,CAAC;IAChD,CAAC,CAAC,EAAE,CAAC,QAAQ,EAAE,MAAM,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,SAAS,EAAE,IAAI,EAAE,KAAK,CAAC,CAAC,CAAC;AAC/E,CAAC;AAED,KAAK,UAAU,2BAA2B,CACxC,CAA4B,EAC5B,UAAkB,EAClB,GAAG,IAAc;IAEjB,MAAM,KAAK,GAAG,MAAM,CAAC,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAQ,CAAC;IAChD,MAAM,CAAC,CAAC,WAAW,CAAC,KAAK,IAAI,EAAE,CAC7B,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,SAAS,EAAE,IAAI,EAAE,KAAK,CAAC,CACvD,CAAC;AACJ,CAAC"}
\ No newline at end of file
+{"version":3,"file":"util.test.js","sourceRoot":"","sources":["../src/util.test.ts"],"names":[],"mappings":";;;;;;;;;;;;AAAA,uCAAyB;AACzB,uCAAyB;AACzB,+CAAiC;AAEjC,wDAA0C;AAC1C,8CAA6C;AAC7C,kDAA0B;AAE1B,kDAAoC;AACpC,uCAAoD;AACpD,mDAA6C;AAC7C,6CAA+B;AAE/B,0BAAU,CAAC,aAAI,CAAC,CAAC;AAEjB,aAAI,CAAC,cAAc,EAAE,CAAC,CAAC,EAAE,EAAE;IACzB,MAAM,KAAK,GAAG,EAAE,CAAC,YAAY,CAC3B,GAAG,SAAS,mCAAmC,EAC/C,MAAM,CACP,CAAC;IACF,MAAM,SAAS,GAAG,IAAI,CAAC,YAAY,CAAC,KAAK,CAAC,CAAC;IAC3C,CAAC,CAAC,SAAS,CAAC,SAAS,EAAE,CAAC,+BAA+B,EAAE,QAAQ,CAAC,CAAC,CAAC;AACtE,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,sDAAsD,EAAE,CAAC,CAAC,EAAE,EAAE;IACjE,MAAM,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,EAAE,CAAC,QAAQ,EAAE,GAAG,CAAC,IAAI,GAAG,IAAI,CAAC,CAAC,CAAC;IAC3D,MAAM,iBAAiB,GAAG,OAAO,CAAC,QAAQ,KAAK,OAAO,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC,IAAI,CAAC;IAErE,MAAM,KAAK,GAAG;QACZ,CAAC,SAAS,EAAE,SAAS,QAAQ,GAAG,iBAAiB,EAAE,CAAC;QACpD,CAAC,EAAE,EAAE,SAAS,QAAQ,GAAG,iBAAiB,EAAE,CAAC;QAC7C,CAAC,KAAK,EAAE,WAAW,CAAC;KACrB,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,KAAK,EAAE;QACzC,MAAM,IAAI,GAAG,IAAI,CAAC,aAAa,CAAC,KAAK,CAAC,CAAC;QACvC,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,uDAAuD,EAAE,CAAC,CAAC,EAAE,EAAE;IAClE,KAAK,MAAM,KAAK,IAAI,CAAC,IAAI,EAAE,QAAQ,CAAC,EAAE;QACpC,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,aAAa,CAAC,KAAK,CAAC,CAAC,CAAC;KAC3C;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,qDAAqD,EAAE,CAAC,CAAC,EAAE,EAAE;IAChE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,IAAI,CAAC,EAAE,sBAAsB,CAAC,CAAC;IACnE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,MAAM,CAAC,EAAE,sBAAsB,CAAC,CAAC;IAErE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,KAAK,CAAC,EAAE,yBAAyB,CAAC,CAAC;IACvE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,SAAS,CAAC,EAAE,yBAAyB,CAAC,CAAC;IAC3E,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,OAAO,CAAC,EAAE,yBAAyB,CAAC,CAAC;IACzE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,SAAS,CAAC,EAAE,yBAAyB,CAAC,CAAC;AAC7E,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,2DAA2D,EAAE,CAAC,CAAC,EAAE,EAAE;IACtE,MAAM,OAAO,GAAG,EAAE,CAAC,IAAI,EAAE,CAAC,MAAM,CAAC;IAEjC,MAAM,KAAK,GAAG;QACZ,CAAC,GAAG,EAAE,aAAa,CAAC;QACpB,CAAC,GAAG,EAAE,aAAa,CAAC;QACpB,CAAC,SAAS,EAAE,aAAa,OAAO,EAAE,CAAC;QACnC,CAAC,EAAE,EAAE,aAAa,OAAO,EAAE,CAAC;QAC5B,CAAC,GAAG,OAAO,GAAG,CAAC,EAAE,EAAE,aAAa,OAAO,EAAE,CAAC;QAC1C,CAAC,GAAG,CAAC,OAAO,GAAG,CAAC,EAAE,EAAE,aAAa,CAAC,OAAO,EAAE,CAAC;KAC7C,CAAC;IAEF,KAAK,MAAM,CAAC,KAAK,EAAE,YAAY,CAAC,IAAI,KAAK,EAAE;QACzC,MAAM,IAAI,GAAG,IAAI,CAAC,cAAc,CAAC,KAAK,EAAE,yBAAe,CAAC,IAAI,CAAC,CAAC,CAAC;QAC/D,CAAC,CAAC,SAAS,CAAC,IAAI,EAAE,YAAY,CAAC,CAAC;KACjC;AACH,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,gEAAgE,EAAE,CAAC,CAAC,EAAE,EAAE;IAC3E,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,QAAQ,EAAE,yBAAe,CAAC,IAAI,CAAC,CAAC,CAAC,CAAC;AACvE,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,6BAA6B,EAAE,CAAC,CAAC,EAAE,EAAE;IACxC,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,EAAE,CAAC;IAClC,CAAC,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE7B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,OAAO,CAAC;IACvC,CAAC,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE7B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,GAAG,CAAC;IACnC,CAAC,CAAC,MAAM,CAAC,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE7B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,MAAM,CAAC;IACtC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;IAE5B,OAAO,CAAC,GAAG,CAAC,gBAAgB,GAAG,SAAS,CAAC;IACzC,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,UAAU,EAAE,CAAC,CAAC;AAC9B,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,iFAAiF,EAAE,CAAC,CAAC,EAAE,EAAE;IAC5F,MAAM,gBAAgB,GAAG,OAAO,CAAC,GAAG,CAAC,2BAA2B,CAAC;IAEjE,MAAM,OAAO,GAAG,EAAE,GAAG,EAAE,EAAE,EAAE,CAAC;IAE5B,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,IAAI,CAAC,SAAS,CAAC,OAAO,CAAC,CAAC;IAElE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,uBAAuB,EAAE,EAAO,OAAO,CAAC,CAAC;IAE1D,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,gBAAgB,CAAC;AAC7D,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,qDAAqD,EAAE,CAAC,CAAC,EAAE,EAAE;IAChE,MAAM,gBAAgB,GAAG,OAAO,CAAC,GAAG,CAAC,2BAA2B,CAAC;IAEjE,MAAM,OAAO,GAAG,EAAE,QAAQ,EAAE,EAAE,IAAI,EAAE,CAAC,SAAS,CAAC,EAAE,EAAE,CAAC;IACpD,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,IAAI,CAAC,SAAS,CAAC,OAAO,CAAC,CAAC;IAElE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,uBAAuB,EAAE,EAAE,OAAO,CAAC,CAAC;IAErD,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,gBAAgB,CAAC;AAC7D,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,iDAAiD,EAAE,CAAC,CAAC,EAAE,EAAE;IAC5D,MAAM,gBAAgB,GAAG,OAAO,CAAC,GAAG,CAAC,2BAA2B,CAAC;IAEjE,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,kBAAkB,CAAC;IAC7D,CAAC,CAAC,MAAM,CAAC,IAAI,CAAC,uBAAuB,CAAC,CAAC;IAEvC,OAAO,CAAC,GAAG,CAAC,2BAA2B,GAAG,gBAAgB,CAAC;AAC7D,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,gBAAgB,EAAE,CAAC,CAAC,EAAE,EAAE;IAC3B,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,cAAc,CAAC,YAAY,CAAC,EAAE,oBAAoB,CAAC,CAAC;IACrE,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,cAAc,CAAC,oBAAoB,CAAC,EAAE,oBAAoB,CAAC,CAAC;IAC7E,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,wBAAwB,CAAC,EAC7C,oBAAoB,CACrB,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,4BAA4B,CAAC,EACjD,oBAAoB,CACrB,CAAC;IAEF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,oBAAoB,CAAC,EACzC,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,4BAA4B,CAAC,EACjD,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,gCAAgC,CAAC,EACrD,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,mCAAmC,CAAC,EACxD,6BAA6B,CAC9B,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,iCAAiC,CAAC,EACtD,kCAAkC,CACnC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,qCAAqC,CAAC,EAC1D,kCAAkC,CACnC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,wCAAwC,CAAC,EAC7D,kCAAkC,CACnC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,sCAAsC,CAAC,EAC3D,uCAAuC,CACxC,CAAC;IACF,CAAC,CAAC,SAAS,CACT,IAAI,CAAC,cAAc,CAAC,6CAA6C,CAAC,EAClE,uCAAuC,CACxC,CAAC;IAEF,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,EAAE,CAAC,EAAE;QACtC,OAAO,EAAE,uBAAuB;KACjC,CAAC,CAAC;IACH,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,kBAAkB,CAAC,EAAE;QACtD,OAAO,EAAE,+CAA+C;KACzD,CAAC,CAAC;IACH,CAAC,CAAC,MAAM,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,iBAAiB,CAAC,EAAE;QACrD,OAAO,EAAE,sCAAsC;KAChD,CAAC,CAAC;AACL,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,sBAAsB,EAAE,KAAK,EAAE,CAAC,EAAE,EAAE;IACvC,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IACjE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IACjE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IACjE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,OAAO,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IAChE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,iBAAiB,CAAC,OAAO,EAAE,MAAM,EAAE,KAAK,CAAC,EAAE,SAAS,CAAC,CAAC;IAChE,CAAC,CAAC,EAAE,CACF,IAAI,CAAC,iBAAiB,CAAC,QAAQ,EAAE,MAAM,EAAE,KAAK,CAAC,EAC/C,IAAI,CAAC,0BAA0B,CAAC,cAAc,CAC/C,CAAC;IACF,CAAC,CAAC,EAAE,CACF,IAAI,CAAC,iBAAiB,CAAC,OAAO,EAAE,MAAM,EAAE,KAAK,CAAC,EAC9C,IAAI,CAAC,0BAA0B,CAAC,cAAc,CAC/C,CAAC;AACJ,CAAC,CAAC,CAAC;AAEH,SAAS,wBAAwB,CAC/B,aAAiC;IAEjC,kEAAkE;IAClE,MAAM,MAAM,GAAG,MAAM,CAAC,UAAU,CAAC,KAAK,CAAC,CAAC;IACxC,MAAM,QAAQ,GAAG;QACf,OAAO,EAAE;YACP,6BAA6B,EAAE,aAAa;SAC7C;KACF,CAAC;IACF,MAAM,cAAc,GAAG,eAAK;SACzB,IAAI,CAAC,MAAM,CAAC,IAAI,EAAE,KAAK,CAAC;SACxB,QAAQ,CAAC,QAAe,CAAC,CAAC;IAC7B,eAAK,CAAC,IAAI,CAAC,GAAG,EAAE,cAAc,CAAC,CAAC,KAAK,CAAC,GAAG,EAAE,CAAC,MAAM,CAAC,CAAC;IACpD,OAAO,cAAc,CAAC;AACxB,CAAC;AAED,aAAI,CAAC,kBAAkB,EAAE,KAAK,EAAE,CAAC,EAAE,EAAE;IACnC,MAAM,CAAC,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACpC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,oBAAoB;KAC1B,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,IAAI,CAAC,aAAa,CAAC,MAAM,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC;IAE/C,wBAAwB,CAAC,KAAK,CAAC,CAAC;IAChC,MAAM,EAAE,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACrC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,yBAAyB;KAC/B,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,EAAE,IAAI,EAAE,IAAI,CAAC,aAAa,CAAC,IAAI,EAAE,OAAO,EAAE,KAAK,EAAE,EAAE,EAAE,CAAC,CAAC;IAEnE,wBAAwB,CAAC,WAAW,CAAC,CAAC;IACtC,MAAM,IAAI,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACvC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,sCAAsC;KAC5C,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,EAAE,IAAI,EAAE,IAAI,CAAC,aAAa,CAAC,IAAI,EAAE,EAAE,IAAI,CAAC,CAAC;IAErD,wBAAwB,CAAC,SAAS,CAAC,CAAC;IACpC,MAAM,EAAE,GAAG,MAAM,IAAI,CAAC,gBAAgB,CAAC;QACrC,IAAI,EAAE,EAAE;QACR,GAAG,EAAE,yBAAyB;KAC/B,CAAC,CAAC;IACH,CAAC,CAAC,SAAS,CAAC,EAAE,IAAI,EAAE,IAAI,CAAC,aAAa,CAAC,MAAM,EAAE,EAAE,EAAE,CAAC,CAAC;AACvD,CAAC,CAAC,CAAC;AAEH,aAAI,CAAC,eAAe,EAAE,KAAK,EAAE,CAAC,EAAE,EAAE;IAChC,MAAM,IAAI,GAAa,EAAE,CAAC;IAC1B,MAAM,UAAU,GAAI;QAClB,OAAO,EAAE,CAAC,GAAW,EAAE,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC;KACnB,CAAC;IAExB,mEAAmE;IACnE,CAAC,CAAC,WAAW,CAAC,KAAK,IAAI,EAAE,CAAC,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,KAAK,EAAE,IAAI,CAAC,CAAC,CAAC;IAEvE,OAAO,CAAC,GAAG,CAAC,YAAY,GAAG,KAAK,CAAC;IACjC,CAAC,CAAC,EAAE,CAAC,KAAK,EAAE,MAAM,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,SAAS,EAAE,SAAS,CAAC,CAAC,CAAC;IACxE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC;IACrB,CAAC,CAAC,EAAE,CAAC,KAAK,EAAE,MAAM,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,KAAK,EAAE,SAAS,CAAC,CAAC,CAAC;IACpE,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC,CAAC,mBAAmB;IAEzC,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC;IAChB,MAAM,gBAAgB,CAAC,CAAC,EAAE,UAAU,EAAE,KAAK,EAAE,KAAK,CAAC,CAAC;IACpD,MAAM,gBAAgB,CAAC,CAAC,EAAE,UAAU,EAAE,KAAK,EAAE,EAAE,EAAE,KAAK,CAAC,CAAC;IACxD,MAAM,gBAAgB,CACpB,CAAC,EACD,UAAU,EACV,KAAK,EACL,0BAA0B,EAC1B,KAAK,CACN,CAAC;IACF,MAAM,gBAAgB,CAAC,CAAC,EAAE,UAAU,EAAE,QAAQ,EAAE,KAAK,EAAE,UAAU,CAAC,CAAC;IAEnE,MAAM,2BAA2B,CAAC,CAAC,EAAE,UAAU,EAAE,EAAE,CAAC,CAAC;IACrD,MAAM,2BAA2B,CAAC,CAAC,EAAE,UAAU,EAAE,EAAE,EAAE,GAAG,EAAE,KAAK,CAAC,CAAC;IACjE,MAAM,2BAA2B,CAC/B,CAAC,EACD,UAAU,EACV,4BAA4B,EAC5B,KAAK,CACN,CAAC;IACF,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC;AACvB,CAAC,CAAC,CAAC;AAEH,KAAK,UAAU,gBAAgB,CAC7B,CAAwB,EACxB,UAAkB,EAClB,QAAgB,EAChB,GAAG,IAAc;IAEjB,MAAM,KAAK,GAAG,MAAM,CAAC,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAQ,CAAC;IAChD,CAAC,CAAC,EAAE,CAAC,QAAQ,EAAE,MAAM,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,SAAS,EAAE,IAAI,EAAE,KAAK,CAAC,CAAC,CAAC;AAC/E,CAAC;AAED,KAAK,UAAU,2BAA2B,CACxC,CAA4B,EAC5B,UAAkB,EAClB,GAAG,IAAc;IAEjB,MAAM,KAAK,GAAG,MAAM,CAAC,QAAQ,CAAC,IAAI,CAAC,IAAI,CAAQ,CAAC;IAChD,MAAM,CAAC,CAAC,WAAW,CAAC,KAAK,IAAI,EAAE,CAC7B,IAAI,CAAC,aAAa,CAAC,UAAU,EAAE,SAAS,EAAE,IAAI,EAAE,KAAK,CAAC,CACvD,CAAC;AACJ,CAAC"}
\ No newline at end of file
diff --git a/src/util.test.ts b/src/util.test.ts
index 78598540d..bd1f964bb 100644
--- a/src/util.test.ts
+++ b/src/util.test.ts
@@ -24,10 +24,11 @@ test("getToolNames", (t) => {
 
 test("getMemoryFlag() should return the correct --ram flag", (t) => {
   const totalMem = Math.floor(os.totalmem() / (1024 * 1024));
+  const expectedThreshold = process.platform === "win32" ? 1536 : 1024;
 
   const tests = [
-    [undefined, `--ram=${totalMem - 256}`],
-    ["", `--ram=${totalMem - 256}`],
+    [undefined, `--ram=${totalMem - expectedThreshold}`],
+    ["", `--ram=${totalMem - expectedThreshold}`],
     ["512", "--ram=512"],
   ];
 
diff --git a/src/util.ts b/src/util.ts
index c3c643c6b..e091481bb 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -82,9 +82,22 @@ export async function withTmpDir<T>(
   return result;
 }
 
+/**
+ * Gets an OS-specific amount of memory (in MB) to reserve for OS processes
+ * when the user doesn't explicitly specify a memory setting.
+ * This is a heuristic to avoid OOM errors (exit code 137 / SIGKILL)
+ * from committing too much of the available memory to CodeQL.
+ * @returns number
+ */
+function getSystemReservedMemoryMegaBytes(): number {
+  // Windows needs more memory for OS processes.
+  return 1024 * (process.platform === "win32" ? 1.5 : 1);
+}
+
 /**
  * Get the codeql `--ram` flag as configured by the `ram` input. If no value was
- * specified, the total available memory will be used minus 256 MB.
+ * specified, the total available memory will be used minus a threshold
+ * reserved for the OS.
  *
  * @returns string
  */
@@ -98,8 +111,8 @@ export function getMemoryFlag(userInput: string | undefined): string {
   } else {
     const totalMemoryBytes = os.totalmem();
     const totalMemoryMegaBytes = totalMemoryBytes / (1024 * 1024);
-    const systemReservedMemoryMegaBytes = 256;
-    memoryToUseMegaBytes = totalMemoryMegaBytes - systemReservedMemoryMegaBytes;
+    const reservedMemoryMegaBytes = getSystemReservedMemoryMegaBytes();
+    memoryToUseMegaBytes = totalMemoryMegaBytes - reservedMemoryMegaBytes;
   }
   return `--ram=${Math.floor(memoryToUseMegaBytes)}`;
 }