[INFO] fetching crate mumlib 0.5.1...
[INFO] testing mumlib-0.5.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mumlib 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mumlib 0.5.1
[INFO] finished tweaking crates.io crate mumlib 0.5.1
[INFO] tweaked toml for crates.io crate mumlib 0.5.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mumlib 0.5.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 67 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.0.0)
[INFO] [stderr]       Adding dirs v4.0.0 (available: v6.0.0)
[INFO] [stderr]       Adding fern v0.6.2 (available: v0.7.1)
[INFO] [stderr]       Adding toml_edit v0.14.4 (available: v0.23.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dae4d52f961e8d98548e2a5a9e782eba3118c314b9780c36d988bd37e32256b
[INFO] running `Command { std: "docker" "start" "-a" "5dae4d52f961e8d98548e2a5a9e782eba3118c314b9780c36d988bd37e32256b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dae4d52f961e8d98548e2a5a9e782eba3118c314b9780c36d988bd37e32256b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dae4d52f961e8d98548e2a5a9e782eba3118c314b9780c36d988bd37e32256b", kill_on_drop: false }`
[INFO] [stdout] 5dae4d52f961e8d98548e2a5a9e782eba3118c314b9780c36d988bd37e32256b
[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=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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c11fec02c4049f8fcd31238e60e75511f84bf41ee39d18a1690eb50473617c0f
[INFO] running `Command { std: "docker" "start" "-a" "c11fec02c4049f8fcd31238e60e75511f84bf41ee39d18a1690eb50473617c0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling combine v4.6.7
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling fern v0.6.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling toml_edit v0.14.4
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling mumlib v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/lib.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |         .level(log::LevelFilter::Debug)
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | #![warn(unused_qualifications)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 73 -         .level(log::LevelFilter::Debug)
[INFO] [stdout] 73 +         .level(LevelFilter::Debug)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.19s
[INFO] running `Command { std: "docker" "inspect" "c11fec02c4049f8fcd31238e60e75511f84bf41ee39d18a1690eb50473617c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c11fec02c4049f8fcd31238e60e75511f84bf41ee39d18a1690eb50473617c0f", kill_on_drop: false }`
[INFO] [stdout] c11fec02c4049f8fcd31238e60e75511f84bf41ee39d18a1690eb50473617c0f
[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=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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29b2722289819357e97b6d8baeb2b064524afbfd85b9e595844b7be879f55859
[INFO] running `Command { std: "docker" "start" "-a" "29b2722289819357e97b6d8baeb2b064524afbfd85b9e595844b7be879f55859", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/lib.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |         .level(log::LevelFilter::Debug)
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | #![warn(unused_qualifications)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 73 -         .level(log::LevelFilter::Debug)
[INFO] [stdout] 73 +         .level(LevelFilter::Debug)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mumlib v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/lib.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |         .level(log::LevelFilter::Debug)
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | #![warn(unused_qualifications)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 73 -         .level(log::LevelFilter::Debug)
[INFO] [stdout] 73 +         .level(LevelFilter::Debug)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "29b2722289819357e97b6d8baeb2b064524afbfd85b9e595844b7be879f55859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b2722289819357e97b6d8baeb2b064524afbfd85b9e595844b7be879f55859", kill_on_drop: false }`
[INFO] [stdout] 29b2722289819357e97b6d8baeb2b064524afbfd85b9e595844b7be879f55859
[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=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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c1d4e00c4e7ab13d33a43f6921123bdb53925876c9954af5cf2e9c0db5c2140
[INFO] running `Command { std: "docker" "start" "-a" "1c1d4e00c4e7ab13d33a43f6921123bdb53925876c9954af5cf2e9c0db5c2140", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary qualification
[INFO] [stderr]   --> src/lib.rs:73:16
[INFO] [stderr]    |
[INFO] [stderr] 73 |         .level(log::LevelFilter::Debug)
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:9:9
[INFO] [stderr]    |
[INFO] [stderr]  9 | #![warn(unused_qualifications)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: remove the unnecessary path segments
[INFO] [stderr]    |
[INFO] [stderr] 73 -         .level(log::LevelFilter::Debug)
[INFO] [stderr] 73 +         .level(LevelFilter::Debug)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `mumlib` (lib) generated 1 warning (run `cargo fix --lib -p mumlib` to apply 1 suggestion)
[INFO] [stderr] warning: `mumlib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mumlib-1ecb77b66f6afd17)
[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 mumlib
[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] running `Command { std: "docker" "inspect" "1c1d4e00c4e7ab13d33a43f6921123bdb53925876c9954af5cf2e9c0db5c2140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1d4e00c4e7ab13d33a43f6921123bdb53925876c9954af5cf2e9c0db5c2140", kill_on_drop: false }`
[INFO] [stdout] 1c1d4e00c4e7ab13d33a43f6921123bdb53925876c9954af5cf2e9c0db5c2140
