stdenv: mute errors when failing to write env-vars
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@ -787,7 +787,7 @@ substituteAllInPlace() {
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# the environment used for building.
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dumpVars() {
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if [ "${noDumpEnvVars:-0}" != 1 ]; then
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export >| "$NIX_BUILD_TOP/env-vars" || true
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export 2>/dev/null >| "$NIX_BUILD_TOP/env-vars" || true
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fi
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}
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