[INFO] crate detach 0.0.42 is already in cache
[INFO] testing detach-0.0.42 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate detach 0.0.42 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate detach 0.0.42 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate detach 0.0.42
[INFO] finished tweaking crates.io crate detach 0.0.42
[INFO] tweaked toml for crates.io crate detach 0.0.42 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] 1a70040e32f374ce66477c3f2d49ce5b7170a20872bde6dcf2f5a6db3de88ba2
[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" "1a70040e32f374ce66477c3f2d49ce5b7170a20872bde6dcf2f5a6db3de88ba2"`
[INFO] [stderr]    Compiling detach v0.0.42 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "1a70040e32f374ce66477c3f2d49ce5b7170a20872bde6dcf2f5a6db3de88ba2"`
[INFO] running `"docker" "rm" "-f" "1a70040e32f374ce66477c3f2d49ce5b7170a20872bde6dcf2f5a6db3de88ba2"`
[INFO] [stdout] 1a70040e32f374ce66477c3f2d49ce5b7170a20872bde6dcf2f5a6db3de88ba2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e32462220479f4400ad3d366ea1e91e89c365abbd7bd8ab4677d0b19d4aa8fe
[INFO] running `"docker" "start" "-a" "0e32462220479f4400ad3d366ea1e91e89c365abbd7bd8ab4677d0b19d4aa8fe"`
[INFO] [stderr]    Compiling detach v0.0.42 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "0e32462220479f4400ad3d366ea1e91e89c365abbd7bd8ab4677d0b19d4aa8fe"`
[INFO] running `"docker" "rm" "-f" "0e32462220479f4400ad3d366ea1e91e89c365abbd7bd8ab4677d0b19d4aa8fe"`
[INFO] [stdout] 0e32462220479f4400ad3d366ea1e91e89c365abbd7bd8ab4677d0b19d4aa8fe
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 7b8a779bea9aebec11cccb0e05c5963b54a25d7f85255bf6edbd950eecbf208a
[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" "7b8a779bea9aebec11cccb0e05c5963b54a25d7f85255bf6edbd950eecbf208a"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/detach-502b666907cb6691
[INFO] [stderr]    Doc-tests detach
[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 6 tests
[INFO] [stdout] test src/lib.rs -  (line 82) ... ok
[INFO] [stdout] test src/lib.rs -  (line 48) ... ok
[INFO] [stdout] test src/lib.rs -  (line 101) ... ok
[INFO] [stdout] test src/lib.rs -  (line 34) ... ok
[INFO] [stdout] test src/lib.rs -  (line 64) ... ok
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7b8a779bea9aebec11cccb0e05c5963b54a25d7f85255bf6edbd950eecbf208a"`
[INFO] running `"docker" "rm" "-f" "7b8a779bea9aebec11cccb0e05c5963b54a25d7f85255bf6edbd950eecbf208a"`
[INFO] [stdout] 7b8a779bea9aebec11cccb0e05c5963b54a25d7f85255bf6edbd950eecbf208a