[INFO] fetching crate mfmt 0.4.2...
[INFO] testing mfmt-0.4.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mfmt 0.4.2 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate mfmt 0.4.2
[INFO] finished tweaking crates.io crate mfmt 0.4.2
[INFO] tweaked toml for crates.io crate mfmt 0.4.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mfmt 0.4.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mfmt 0.4.2 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c74bd3f574e50f9f266f85c675aae7028eab9dd27b94144bb7ff165151db966a
[INFO] running `Command { std: "docker" "start" "-a" "c74bd3f574e50f9f266f85c675aae7028eab9dd27b94144bb7ff165151db966a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c74bd3f574e50f9f266f85c675aae7028eab9dd27b94144bb7ff165151db966a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74bd3f574e50f9f266f85c675aae7028eab9dd27b94144bb7ff165151db966a", kill_on_drop: false }`
[INFO] [stdout] c74bd3f574e50f9f266f85c675aae7028eab9dd27b94144bb7ff165151db966a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c77bf1a5a008aef2583be0e65fc2b38127952f7fb439b895abea66381afcbe09
[INFO] running `Command { std: "docker" "start" "-a" "c77bf1a5a008aef2583be0e65fc2b38127952f7fb439b895abea66381afcbe09", kill_on_drop: false }`
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling mfmt v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "c77bf1a5a008aef2583be0e65fc2b38127952f7fb439b895abea66381afcbe09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77bf1a5a008aef2583be0e65fc2b38127952f7fb439b895abea66381afcbe09", kill_on_drop: false }`
[INFO] [stdout] c77bf1a5a008aef2583be0e65fc2b38127952f7fb439b895abea66381afcbe09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bb918cf317e57298c4d379bb67e78be63ba42f1035d521c7512c50c2fa18e99
[INFO] running `Command { std: "docker" "start" "-a" "7bb918cf317e57298c4d379bb67e78be63ba42f1035d521c7512c50c2fa18e99", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling mfmt v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "7bb918cf317e57298c4d379bb67e78be63ba42f1035d521c7512c50c2fa18e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb918cf317e57298c4d379bb67e78be63ba42f1035d521c7512c50c2fa18e99", kill_on_drop: false }`
[INFO] [stdout] 7bb918cf317e57298c4d379bb67e78be63ba42f1035d521c7512c50c2fa18e99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d8e57da7d0f0508072a4b1b44602863a65c21312e03bb9301cdb53fc3335bc1
[INFO] running `Command { std: "docker" "start" "-a" "3d8e57da7d0f0508072a4b1b44602863a65c21312e03bb9301cdb53fc3335bc1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mfmt-8cd909b5739a8de9)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test format::tests::format_string ... ok
[INFO] [stdout] test format::tests::group::format_unbroken_group_in_broken_group ... ok
[INFO] [stdout] test format::tests::line_suffix::format_line_suffix_between_strings ... ok
[INFO] [stdout] test format::tests::line_suffix::format_two_line_suffixes_between_strings ... ok
[INFO] [stdout] test format::tests::offside::format_broken_group ... ok
[INFO] [stdout] test format::tests::group::format_broken_group ... ok
[INFO] [stdout] test build::builder::tests::build_offside ... ok
[INFO] [stdout] test format::tests::group::format_empty_line_with_indent ... ok
[INFO] [stdout] test format::tests::offside::format_flat_group ... ok
[INFO] [stdout] test format::tests::group::format_flat_group ... ok
[INFO] [stderr]    Doc-tests mfmt
[INFO] [stdout] test format::tests::offside::nested::format_broken_outer_with_flat_inner ... ok
[INFO] [stdout] test format::tests::offside::nested::format_flat_outer_with_broken_inner ... ok
[INFO] [stdout] test format::tests::offside::nested::format_two_flat_groups ... ok
[INFO] [stdout] test format::tests::offside::nested::format_flat_outer_with_flat_inner ... ok
[INFO] [stdout] test format::tests::offside::soft::format_equal_indent ... ok
[INFO] [stdout] test format::tests::offside::soft::format_less_indent ... ok
[INFO] [stdout] test format::tests::offside::soft::format_more_indent ... ok
[INFO] [stdout] test format::tests::space::format_broken_group_with_four_spaces ... ok
[INFO] [stdout] test format::tests::space::format_broken_group_with_space ... ok
[INFO] [stdout] test format::tests::space::format_broken_group_with_tab ... ok
[INFO] [stdout] test format::tests::space::format_broken_group_with_two_spaces ... ok
[INFO] [stdout] test utility::tests::check_break ... ok
[INFO] [stdout] test utility::tests::check_empty ... ok
[INFO] [stdout] test format::tests::offside::nested::format_broken_outer_with_broken_inner ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/../README.md - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d8e57da7d0f0508072a4b1b44602863a65c21312e03bb9301cdb53fc3335bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d8e57da7d0f0508072a4b1b44602863a65c21312e03bb9301cdb53fc3335bc1", kill_on_drop: false }`
[INFO] [stdout] 3d8e57da7d0f0508072a4b1b44602863a65c21312e03bb9301cdb53fc3335bc1