[INFO] fetching crate mtlog 0.1.7...
[INFO] testing mtlog-0.1.7 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate mtlog 0.1.7 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mtlog 0.1.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mtlog 0.1.7
[INFO] tweaked toml for crates.io crate mtlog 0.1.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtlog 0.1.7 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mtlog 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 586a3d737b6ecbe377ff483af69e17b8df18e7a399601bb7ea3d4b8be595b3a2
[INFO] running `Command { std: "docker" "start" "-a" "586a3d737b6ecbe377ff483af69e17b8df18e7a399601bb7ea3d4b8be595b3a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "586a3d737b6ecbe377ff483af69e17b8df18e7a399601bb7ea3d4b8be595b3a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586a3d737b6ecbe377ff483af69e17b8df18e7a399601bb7ea3d4b8be595b3a2", kill_on_drop: false }`
[INFO] [stdout] 586a3d737b6ecbe377ff483af69e17b8df18e7a399601bb7ea3d4b8be595b3a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af65bb87a12c8f0f54a7372d421948d34d0db8337b53dd6860b85aefe1aaff5d
[INFO] running `Command { std: "docker" "start" "-a" "af65bb87a12c8f0f54a7372d421948d34d0db8337b53dd6860b85aefe1aaff5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling uuid v1.11.0
[INFO] [stderr]    Compiling mtlog v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "af65bb87a12c8f0f54a7372d421948d34d0db8337b53dd6860b85aefe1aaff5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af65bb87a12c8f0f54a7372d421948d34d0db8337b53dd6860b85aefe1aaff5d", kill_on_drop: false }`
[INFO] [stdout] af65bb87a12c8f0f54a7372d421948d34d0db8337b53dd6860b85aefe1aaff5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91d62742b168dd6f75b559e8557da6bea0a5d329c4038084df2c04a6fdbf60f8
[INFO] running `Command { std: "docker" "start" "-a" "91d62742b168dd6f75b559e8557da6bea0a5d329c4038084df2c04a6fdbf60f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtlog v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "91d62742b168dd6f75b559e8557da6bea0a5d329c4038084df2c04a6fdbf60f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d62742b168dd6f75b559e8557da6bea0a5d329c4038084df2c04a6fdbf60f8", kill_on_drop: false }`
[INFO] [stdout] 91d62742b168dd6f75b559e8557da6bea0a5d329c4038084df2c04a6fdbf60f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8be241c4aada601e477204ecc740830af773c95b3a4029f26973d45b70e36fa
[INFO] running `Command { std: "docker" "start" "-a" "d8be241c4aada601e477204ecc740830af773c95b3a4029f26973d45b70e36fa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mtlog-3decfd27ea892b1d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test log_writer::test_log_stdout ... ok
[INFO] [stdout] test log_writer::test_log_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mtlog
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8be241c4aada601e477204ecc740830af773c95b3a4029f26973d45b70e36fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8be241c4aada601e477204ecc740830af773c95b3a4029f26973d45b70e36fa", kill_on_drop: false }`
[INFO] [stdout] d8be241c4aada601e477204ecc740830af773c95b3a4029f26973d45b70e36fa