[INFO] fetching crate mhlog 2.1.2...
[INFO] testing mhlog-2.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mhlog 2.1.2 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate mhlog 2.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mhlog 2.1.2
[INFO] finished tweaking crates.io crate mhlog 2.1.2
[INFO] tweaked toml for crates.io crate mhlog 2.1.2 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate crates.io crate mhlog 2.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded terminal_size v0.1.12
[INFO] [stderr]   Downloaded regex v1.3.7
[INFO] [stderr]   Downloaded console v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0ed81591c5dc344e8ef1ffc39d960e8d81f2dd361dcb7ed7d74c66aadee864d
[INFO] running `Command { std: "docker" "start" "-a" "c0ed81591c5dc344e8ef1ffc39d960e8d81f2dd361dcb7ed7d74c66aadee864d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0ed81591c5dc344e8ef1ffc39d960e8d81f2dd361dcb7ed7d74c66aadee864d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ed81591c5dc344e8ef1ffc39d960e8d81f2dd361dcb7ed7d74c66aadee864d", kill_on_drop: false }`
[INFO] [stdout] c0ed81591c5dc344e8ef1ffc39d960e8d81f2dd361dcb7ed7d74c66aadee864d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cba1f9d030d3a7f8201384a0646dd43db15f9eaa3257f188b91366edbec11500
[INFO] running `Command { std: "docker" "start" "-a" "cba1f9d030d3a7f8201384a0646dd43db15f9eaa3257f188b91366edbec11500", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling mhlog v2.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "cba1f9d030d3a7f8201384a0646dd43db15f9eaa3257f188b91366edbec11500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba1f9d030d3a7f8201384a0646dd43db15f9eaa3257f188b91366edbec11500", kill_on_drop: false }`
[INFO] [stdout] cba1f9d030d3a7f8201384a0646dd43db15f9eaa3257f188b91366edbec11500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cfd96b1894578aaaa9af90cf0214f57cc71eef915514147a574ae87d5cf909b
[INFO] running `Command { std: "docker" "start" "-a" "4cfd96b1894578aaaa9af90cf0214f57cc71eef915514147a574ae87d5cf909b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mhlog v2.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "4cfd96b1894578aaaa9af90cf0214f57cc71eef915514147a574ae87d5cf909b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfd96b1894578aaaa9af90cf0214f57cc71eef915514147a574ae87d5cf909b", kill_on_drop: false }`
[INFO] [stdout] 4cfd96b1894578aaaa9af90cf0214f57cc71eef915514147a574ae87d5cf909b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e137d48108314408b8ea3015305a554c15c7fa06ed4c18f3125fb23e279bdeb9
[INFO] running `Command { std: "docker" "start" "-a" "e137d48108314408b8ea3015305a554c15c7fa06ed4c18f3125fb23e279bdeb9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mhlog-690607d7d7700f0d)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mhlog.rs (/opt/rustwide/target/debug/deps/mhlog-9fd3ef8ee1e68880)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] 2021-09-11 02:04:52 log!() statement!
[INFO] [stdout] test logging ... ok
[INFO] [stderr] 2021-09-11 02:04:52 Info: info!() statement!
[INFO] [stdout] 
[INFO] [stderr] 2021-09-11 02:04:52 Warning: warn!() statement!
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 2021-09-11 02:04:52 Error: err!() statement!
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mhlog
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e137d48108314408b8ea3015305a554c15c7fa06ed4c18f3125fb23e279bdeb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e137d48108314408b8ea3015305a554c15c7fa06ed4c18f3125fb23e279bdeb9", kill_on_drop: false }`
[INFO] [stdout] e137d48108314408b8ea3015305a554c15c7fa06ed4c18f3125fb23e279bdeb9