lix/repro-7998.sh

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#!/usr/bin/env bash
set -eux
LOG_FILE=/tmp/repro-7998.log
rm -f "$LOG_FILE"
for i in {1..8}; do
(
while true; do
nix-build \
--argstr uuid $(uuidgen) \
--arg drvCount $((RANDOM % 256)) \
-E '
{ uuid ? "00000000-0000-0000-0000-000000000000", drvCount ? 0 }:
with import <nixpkgs> { };
let
mkDrv = name: buildInputs:
stdenv.mkDerivation {
inherit name;
inherit buildInputs;
unpackPhase = "date +\"${uuid} %F %T\" >date.txt";
installPhase = "mkdir -p $out; cp date.txt $out/";
};
mkDrvs = n:
let
name = "repro-7998-${toString n}";
buildInputs = if n == 0 then [ ] else [ (mkDrvs (n - 1)) ];
in mkDrv name buildInputs;
in mkDrvs drvCount
'
done 2>&1 | tee -a "$LOG_FILE"
) &
done
read # Press enter to stop
pkill -KILL -f repro-7998.sh