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DerivationGoal: only retry if output closure incomplete is only problem

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(cherry picked from commit bd9eb5c743)
This commit is contained in:
Robert Hensing 2020-10-18 14:21:53 +02:00
parent 8803753666
commit c29fffeaaa
1 changed files with 7 additions and 2 deletions
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9
src/libstore/build.cc
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@ -1222,8 +1222,13 @@ void DerivationGoal::outputsSubstituted()
/* If the substitutes form an incomplete closure, then we should /* If the substitutes form an incomplete closure, then we should
build the dependencies of this derivation, but after that, we build the dependencies of this derivation, but after that, we
can still use the substitutes for this derivation itself. */ can still use the substitutes for this derivation itself.
if (nrIncompleteClosure > 0) retrySubstitution = true;
If the nrIncompleteClosure != nrFailed, we have another issue as well.
In particular, it may be the case that the hole in the closure is
an output of the current derivation, which causes a loop if retried.
*/
if (nrIncompleteClosure > 0 && nrIncompleteClosure == nrFailed) retrySubstitution = true;
nrFailed = nrNoSubstituters = nrIncompleteClosure = 0; nrFailed = nrNoSubstituters = nrIncompleteClosure = 0;