[INFO] fetching crate mlzlog 0.8.3...
[INFO] testing mlzlog-0.8.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mlzlog 0.8.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mlzlog 0.8.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mlzlog 0.8.3
[INFO] tweaked toml for crates.io crate mlzlog 0.8.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mlzlog 0.8.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mlzlog 0.8.3 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.3
[INFO] [stderr]   Downloaded foreign-types-shared v0.3.1
[INFO] [stderr]   Downloaded foreign-types v0.5.0
[INFO] [stderr]   Downloaded libsystemd-sys v0.9.3
[INFO] [stderr]   Downloaded utf8-cstr v0.1.6
[INFO] [stderr]   Downloaded build-env v0.3.1
[INFO] [stderr]   Downloaded cstr-argument v0.1.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.93
[INFO] [stderr]   Downloaded thiserror v1.0.64
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.93
[INFO] [stderr]   Downloaded js-sys v0.3.70
[INFO] [stderr]   Downloaded ahash v0.8.11
[INFO] [stderr]   Downloaded hashbrown v0.13.2
[INFO] [stderr]   Downloaded cc v1.1.24
[INFO] [stderr]   Downloaded bumpalo v3.16.0
[INFO] [stderr]   Downloaded log4rs v1.2.0
[INFO] [stderr]   Downloaded portable-atomic v1.9.0
[INFO] [stderr]   Downloaded syn v2.0.79
[INFO] [stderr]   Downloaded anyhow v1.0.89
[INFO] [stderr]   Downloaded chrono v0.4.38
[INFO] [stderr]   Downloaded arc-swap v1.7.1
[INFO] [stderr]   Downloaded bitflags v2.6.0
[INFO] [stderr]   Downloaded redox_syscall v0.5.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.86
[INFO] [stderr]   Downloaded systemd v0.10.0
[INFO] [stderr]   Downloaded once_cell v1.20.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.93
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.93
[INFO] [stderr]   Downloaded derivative v2.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.93
[INFO] [stderr]   Downloaded thiserror-impl v1.0.64
[INFO] [stderr]   Downloaded libc v0.2.159
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdfb2596f88320d87d33a7186242e6f4b964570e4bf068dc11c06c3a948bc0f8
[INFO] running `Command { std: "docker" "start" "-a" "fdfb2596f88320d87d33a7186242e6f4b964570e4bf068dc11c06c3a948bc0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdfb2596f88320d87d33a7186242e6f4b964570e4bf068dc11c06c3a948bc0f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdfb2596f88320d87d33a7186242e6f4b964570e4bf068dc11c06c3a948bc0f8", kill_on_drop: false }`
[INFO] [stdout] fdfb2596f88320d87d33a7186242e6f4b964570e4bf068dc11c06c3a948bc0f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92f58dcf76cdddbcf863740ab04d75e4654683d786b9b4986ca3122ec40d629a
[INFO] running `Command { std: "docker" "start" "-a" "92f58dcf76cdddbcf863740ab04d75e4654683d786b9b4986ca3122ec40d629a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling once_cell v1.20.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling thread-id v4.2.2
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling log4rs v1.2.0
[INFO] [stderr]    Compiling mlzlog v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.31s
[INFO] running `Command { std: "docker" "inspect" "92f58dcf76cdddbcf863740ab04d75e4654683d786b9b4986ca3122ec40d629a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f58dcf76cdddbcf863740ab04d75e4654683d786b9b4986ca3122ec40d629a", kill_on_drop: false }`
[INFO] [stdout] 92f58dcf76cdddbcf863740ab04d75e4654683d786b9b4986ca3122ec40d629a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e733e78a2971be179c67f6ff0be556e5af344a5aca200e5f174b71b5abbedea
[INFO] running `Command { std: "docker" "start" "-a" "7e733e78a2971be179c67f6ff0be556e5af344a5aca200e5f174b71b5abbedea", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlzlog v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "7e733e78a2971be179c67f6ff0be556e5af344a5aca200e5f174b71b5abbedea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e733e78a2971be179c67f6ff0be556e5af344a5aca200e5f174b71b5abbedea", kill_on_drop: false }`
[INFO] [stdout] 7e733e78a2971be179c67f6ff0be556e5af344a5aca200e5f174b71b5abbedea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81cb4fa1e94267384727850218cf1211b87751e1e836b01b4d8bb9d4c8e8b82d
[INFO] running `Command { std: "docker" "start" "-a" "81cb4fa1e94267384727850218cf1211b87751e1e836b01b4d8bb9d4c8e8b82d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlzlog-4ea79746358c1102)
[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]    Doc-tests mlzlog
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Settings (line 283) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81cb4fa1e94267384727850218cf1211b87751e1e836b01b4d8bb9d4c8e8b82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81cb4fa1e94267384727850218cf1211b87751e1e836b01b4d8bb9d4c8e8b82d", kill_on_drop: false }`
[INFO] [stdout] 81cb4fa1e94267384727850218cf1211b87751e1e836b01b4d8bb9d4c8e8b82d