[INFO] crate symbolic-testutils 5.7.8 is already in cache
[INFO] testing symbolic-testutils-5.7.8 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate symbolic-testutils 5.7.8 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate symbolic-testutils 5.7.8 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate symbolic-testutils 5.7.8
[INFO] finished tweaking crates.io crate symbolic-testutils 5.7.8
[INFO] tweaked toml for crates.io crate symbolic-testutils 5.7.8 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stdout] 2f176bbad7dfcb0867018a7af5bdddc86d52e480f696d9b7ddb429a94b825e99
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2f176bbad7dfcb0867018a7af5bdddc86d52e480f696d9b7ddb429a94b825e99"`
[INFO] [stderr]    Compiling symbolic-testutils v5.7.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "2f176bbad7dfcb0867018a7af5bdddc86d52e480f696d9b7ddb429a94b825e99"`
[INFO] running `"docker" "rm" "-f" "2f176bbad7dfcb0867018a7af5bdddc86d52e480f696d9b7ddb429a94b825e99"`
[INFO] [stdout] 2f176bbad7dfcb0867018a7af5bdddc86d52e480f696d9b7ddb429a94b825e99
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6b7c0327dde45cacd39cb3d533d7322b2a913dbb958f1646140f3347fc3dcdc1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6b7c0327dde45cacd39cb3d533d7322b2a913dbb958f1646140f3347fc3dcdc1"`
[INFO] [stderr]    Compiling symbolic-testutils v5.7.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "6b7c0327dde45cacd39cb3d533d7322b2a913dbb958f1646140f3347fc3dcdc1"`
[INFO] running `"docker" "rm" "-f" "6b7c0327dde45cacd39cb3d533d7322b2a913dbb958f1646140f3347fc3dcdc1"`
[INFO] [stdout] 6b7c0327dde45cacd39cb3d533d7322b2a913dbb958f1646140f3347fc3dcdc1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 086a407c93e3f32a83ba0774ae1114853d2dc7d9f576e4607f2ffba18045ea07
[INFO] running `"docker" "start" "-a" "086a407c93e3f32a83ba0774ae1114853d2dc7d9f576e4607f2ffba18045ea07"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/symbolic_testutils-105910a90de28145
[INFO] [stderr]    Doc-tests symbolic-testutils
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "086a407c93e3f32a83ba0774ae1114853d2dc7d9f576e4607f2ffba18045ea07"`
[INFO] running `"docker" "rm" "-f" "086a407c93e3f32a83ba0774ae1114853d2dc7d9f576e4607f2ffba18045ea07"`
[INFO] [stdout] 086a407c93e3f32a83ba0774ae1114853d2dc7d9f576e4607f2ffba18045ea07