[INFO] crate safe_unwrap 0.4.1 is already in cache
[INFO] testing safe_unwrap-0.4.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate safe_unwrap 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate safe_unwrap 0.4.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate safe_unwrap 0.4.1
[INFO] finished tweaking crates.io crate safe_unwrap 0.4.1
[INFO] tweaked toml for crates.io crate safe_unwrap 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56a84183a64de9e6226d6e797a982d0ba525ba99ec7a76b4a0fc603c35f30145
[INFO] running `"docker" "start" "-a" "56a84183a64de9e6226d6e797a982d0ba525ba99ec7a76b4a0fc603c35f30145"`
[INFO] [stderr]    Compiling safe_unwrap v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "56a84183a64de9e6226d6e797a982d0ba525ba99ec7a76b4a0fc603c35f30145"`
[INFO] running `"docker" "rm" "-f" "56a84183a64de9e6226d6e797a982d0ba525ba99ec7a76b4a0fc603c35f30145"`
[INFO] [stdout] 56a84183a64de9e6226d6e797a982d0ba525ba99ec7a76b4a0fc603c35f30145
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a57c0827803a03e1b920231ee45fd36be5d9a05b43fa68d7dd38699c00fcffb8
[INFO] running `"docker" "start" "-a" "a57c0827803a03e1b920231ee45fd36be5d9a05b43fa68d7dd38699c00fcffb8"`
[INFO] [stderr]    Compiling safe_unwrap v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "a57c0827803a03e1b920231ee45fd36be5d9a05b43fa68d7dd38699c00fcffb8"`
[INFO] running `"docker" "rm" "-f" "a57c0827803a03e1b920231ee45fd36be5d9a05b43fa68d7dd38699c00fcffb8"`
[INFO] [stdout] a57c0827803a03e1b920231ee45fd36be5d9a05b43fa68d7dd38699c00fcffb8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5b77024f0dca52fe509cbd6f9a71cbf12716d2e105054586f4f3001a6445cdb9
[INFO] running `"docker" "start" "-a" "5b77024f0dca52fe509cbd6f9a71cbf12716d2e105054586f4f3001a6445cdb9"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/safe_unwrap-abce2faa85bae4b6
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::trait_works_when_ok ... ok
[INFO] [stdout] test tests::works_when_ok ... ok
[INFO] [stdout] test tests::trait_doesnt_work_when_err ... ok
[INFO] [stdout] test tests::doesnt_work_when_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safe_unwrap
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 10) ... ok
[INFO] [stdout] test src/lib.rs -  (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5b77024f0dca52fe509cbd6f9a71cbf12716d2e105054586f4f3001a6445cdb9"`
[INFO] running `"docker" "rm" "-f" "5b77024f0dca52fe509cbd6f9a71cbf12716d2e105054586f4f3001a6445cdb9"`
[INFO] [stdout] 5b77024f0dca52fe509cbd6f9a71cbf12716d2e105054586f4f3001a6445cdb9