[INFO] fetching crate mime_open 0.2.0...
[INFO] testing mime_open-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mime_open 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mime_open 0.2.0
[INFO] finished tweaking crates.io crate mime_open 0.2.0
[INFO] tweaked toml for crates.io crate mime_open 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mime_open 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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] fe67c2f7ffd02c2b91060e726a83208b87935e5c2634ac4b1103aa4b3c081077
[INFO] running `Command { std: "docker" "start" "-a" "fe67c2f7ffd02c2b91060e726a83208b87935e5c2634ac4b1103aa4b3c081077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe67c2f7ffd02c2b91060e726a83208b87935e5c2634ac4b1103aa4b3c081077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe67c2f7ffd02c2b91060e726a83208b87935e5c2634ac4b1103aa4b3c081077", kill_on_drop: false }`
[INFO] [stdout] fe67c2f7ffd02c2b91060e726a83208b87935e5c2634ac4b1103aa4b3c081077
[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] 043674c73190a9fc45fa28f4b50a2da173f1423fa2d77bf9655d51575921736d
[INFO] running `Command { std: "docker" "start" "-a" "043674c73190a9fc45fa28f4b50a2da173f1423fa2d77bf9655d51575921736d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mime_open v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "043674c73190a9fc45fa28f4b50a2da173f1423fa2d77bf9655d51575921736d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "043674c73190a9fc45fa28f4b50a2da173f1423fa2d77bf9655d51575921736d", kill_on_drop: false }`
[INFO] [stdout] 043674c73190a9fc45fa28f4b50a2da173f1423fa2d77bf9655d51575921736d
[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] 49cd0ca9ea8e558e0ea29b9604a8c16c8e9580e41499be6e99b72748477df018
[INFO] running `Command { std: "docker" "start" "-a" "49cd0ca9ea8e558e0ea29b9604a8c16c8e9580e41499be6e99b72748477df018", kill_on_drop: false }`
[INFO] [stderr]    Compiling mime_open v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "49cd0ca9ea8e558e0ea29b9604a8c16c8e9580e41499be6e99b72748477df018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49cd0ca9ea8e558e0ea29b9604a8c16c8e9580e41499be6e99b72748477df018", kill_on_drop: false }`
[INFO] [stdout] 49cd0ca9ea8e558e0ea29b9604a8c16c8e9580e41499be6e99b72748477df018
[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] 9ab610e230e8048d76b93db6779b8a1c17c9569b7d5ff7a9861780e49557047a
[INFO] running `Command { std: "docker" "start" "-a" "9ab610e230e8048d76b93db6779b8a1c17c9569b7d5ff7a9861780e49557047a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mime_open-e0f80ee35bf7c6cf)
[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 mime_open
[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" "9ab610e230e8048d76b93db6779b8a1c17c9569b7d5ff7a9861780e49557047a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab610e230e8048d76b93db6779b8a1c17c9569b7d5ff7a9861780e49557047a", kill_on_drop: false }`
[INFO] [stdout] 9ab610e230e8048d76b93db6779b8a1c17c9569b7d5ff7a9861780e49557047a