[INFO] fetching crate mtoc 0.5.0...
[INFO] testing mtoc-0.5.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mtoc 0.5.0 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mtoc 0.5.0 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 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b9e3f3dd83cad42ea666a12fd62313e9110f54f547f4accd66b002ba45c767c8
[INFO] running `Command { std: "docker" "start" "-a" "b9e3f3dd83cad42ea666a12fd62313e9110f54f547f4accd66b002ba45c767c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e3f3dd83cad42ea666a12fd62313e9110f54f547f4accd66b002ba45c767c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e3f3dd83cad42ea666a12fd62313e9110f54f547f4accd66b002ba45c767c8", kill_on_drop: false }`
[INFO] [stdout] b9e3f3dd83cad42ea666a12fd62313e9110f54f547f4accd66b002ba45c767c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 16c7a3357e39d860bc15ff5d7a47d756b9ae689dd47ef84f0a13ac4c8240b435
[INFO] running `Command { std: "docker" "start" "-a" "16c7a3357e39d860bc15ff5d7a47d756b9ae689dd47ef84f0a13ac4c8240b435", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.9.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling clap_builder v4.5.34
[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 12.64s
[INFO] running `Command { std: "docker" "inspect" "16c7a3357e39d860bc15ff5d7a47d756b9ae689dd47ef84f0a13ac4c8240b435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c7a3357e39d860bc15ff5d7a47d756b9ae689dd47ef84f0a13ac4c8240b435", kill_on_drop: false }`
[INFO] [stdout] 16c7a3357e39d860bc15ff5d7a47d756b9ae689dd47ef84f0a13ac4c8240b435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2eed055d84c96df4e1190dade838f2efc9780bf535b76fe7717555c96da5c620
[INFO] running `Command { std: "docker" "start" "-a" "2eed055d84c96df4e1190dade838f2efc9780bf535b76fe7717555c96da5c620", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtoc v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "2eed055d84c96df4e1190dade838f2efc9780bf535b76fe7717555c96da5c620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eed055d84c96df4e1190dade838f2efc9780bf535b76fe7717555c96da5c620", kill_on_drop: false }`
[INFO] [stdout] 2eed055d84c96df4e1190dade838f2efc9780bf535b76fe7717555c96da5c620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 56dd7d5806b858a1f577957c7ac494c903a01b730d4801b3184534f36aaa0b81
[INFO] running `Command { std: "docker" "start" "-a" "56dd7d5806b858a1f577957c7ac494c903a01b730d4801b3184534f36aaa0b81", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[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_returns_error_for_nonexistent_file ... ok
[INFO] [stdout] test read::tests::read_markdown_file_reads_content_correctly ... ok
[INFO] [stdout] test read::tests::read_markdown_file_handles_empty_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56dd7d5806b858a1f577957c7ac494c903a01b730d4801b3184534f36aaa0b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56dd7d5806b858a1f577957c7ac494c903a01b730d4801b3184534f36aaa0b81", kill_on_drop: false }`
[INFO] [stdout] 56dd7d5806b858a1f577957c7ac494c903a01b730d4801b3184534f36aaa0b81