[INFO] fetching crate mtoc 0.5.0...
[INFO] testing mtoc-0.5.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mtoc 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mtoc 0.5.0
[INFO] finished tweaking crates.io crate mtoc 0.5.0
[INFO] tweaked toml for crates.io crate mtoc 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtoc 0.5.0 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] crate crates.io crate mtoc 0.5.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] abf0b370629519e986062f70581b4c22cf54fc1c9034ecaebe6c39129d484b62
[INFO] running `Command { std: "docker" "start" "-a" "abf0b370629519e986062f70581b4c22cf54fc1c9034ecaebe6c39129d484b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abf0b370629519e986062f70581b4c22cf54fc1c9034ecaebe6c39129d484b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf0b370629519e986062f70581b4c22cf54fc1c9034ecaebe6c39129d484b62", kill_on_drop: false }`
[INFO] [stdout] abf0b370629519e986062f70581b4c22cf54fc1c9034ecaebe6c39129d484b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5ce652d82d60eed4adc4455a1096cfd0ad3f363203ad19c2ad5b53e7ced4eae3
[INFO] running `Command { std: "docker" "start" "-a" "5ce652d82d60eed4adc4455a1096cfd0ad3f363203ad19c2ad5b53e7ced4eae3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling rustix v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling linux-raw-sys v0.9.3
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling clap_builder v4.5.34
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling clap v4.5.34
[INFO] [stderr]    Compiling mtoc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.59s
[INFO] running `Command { std: "docker" "inspect" "5ce652d82d60eed4adc4455a1096cfd0ad3f363203ad19c2ad5b53e7ced4eae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce652d82d60eed4adc4455a1096cfd0ad3f363203ad19c2ad5b53e7ced4eae3", kill_on_drop: false }`
[INFO] [stdout] 5ce652d82d60eed4adc4455a1096cfd0ad3f363203ad19c2ad5b53e7ced4eae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4c9f61a403b0a5d2d7d39adf355a256c2d0939fecb96c46598686b6ef3ae0115
[INFO] running `Command { std: "docker" "start" "-a" "4c9f61a403b0a5d2d7d39adf355a256c2d0939fecb96c46598686b6ef3ae0115", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtoc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "4c9f61a403b0a5d2d7d39adf355a256c2d0939fecb96c46598686b6ef3ae0115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c9f61a403b0a5d2d7d39adf355a256c2d0939fecb96c46598686b6ef3ae0115", kill_on_drop: false }`
[INFO] [stdout] 4c9f61a403b0a5d2d7d39adf355a256c2d0939fecb96c46598686b6ef3ae0115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d7937a209839ebb8ab9ce24f2370844366aa9cb7bca37303921b597812162f5a
[INFO] running `Command { std: "docker" "start" "-a" "d7937a209839ebb8ab9ce24f2370844366aa9cb7bca37303921b597812162f5a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mtoc-064db05f99ed7ebb)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test read::tests::read_markdown_file_handles_empty_file ... ok
[INFO] [stdout] test read::tests::read_markdown_file_reads_content_correctly ... ok
[INFO] [stdout] test read::tests::read_markdown_file_returns_error_for_nonexistent_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d7937a209839ebb8ab9ce24f2370844366aa9cb7bca37303921b597812162f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7937a209839ebb8ab9ce24f2370844366aa9cb7bca37303921b597812162f5a", kill_on_drop: false }`
[INFO] [stdout] d7937a209839ebb8ab9ce24f2370844366aa9cb7bca37303921b597812162f5a