[INFO] fetching crate vtt 1.0.0...
[INFO] testing vtt-1.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate vtt 1.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate vtt 1.0.0
[INFO] finished tweaking crates.io crate vtt 1.0.0
[INFO] tweaked toml for crates.io crate vtt 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vtt 1.0.0 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] 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 11 packages to latest compatible versions
[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] 4492ecf06c65580d186bc42c243f4af980da5da5b0a3157b6db5104be2299f46
[INFO] running `Command { std: "docker" "start" "-a" "4492ecf06c65580d186bc42c243f4af980da5da5b0a3157b6db5104be2299f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4492ecf06c65580d186bc42c243f4af980da5da5b0a3157b6db5104be2299f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4492ecf06c65580d186bc42c243f4af980da5da5b0a3157b6db5104be2299f46", kill_on_drop: false }`
[INFO] [stdout] 4492ecf06c65580d186bc42c243f4af980da5da5b0a3157b6db5104be2299f46
[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] eef329fbfd133e44034c2284f97bf6ae9a58830c191de22833a934d06d96db84
[INFO] running `Command { std: "docker" "start" "-a" "eef329fbfd133e44034c2284f97bf6ae9a58830c191de22833a934d06d96db84", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling vtt v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.19s
[INFO] running `Command { std: "docker" "inspect" "eef329fbfd133e44034c2284f97bf6ae9a58830c191de22833a934d06d96db84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef329fbfd133e44034c2284f97bf6ae9a58830c191de22833a934d06d96db84", kill_on_drop: false }`
[INFO] [stdout] eef329fbfd133e44034c2284f97bf6ae9a58830c191de22833a934d06d96db84
[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] 374ac7d0f49511b1bffdc164817835d064545ec63cea5aad4b221660a37dfb1e
[INFO] running `Command { std: "docker" "start" "-a" "374ac7d0f49511b1bffdc164817835d064545ec63cea5aad4b221660a37dfb1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling vtt v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "374ac7d0f49511b1bffdc164817835d064545ec63cea5aad4b221660a37dfb1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374ac7d0f49511b1bffdc164817835d064545ec63cea5aad4b221660a37dfb1e", kill_on_drop: false }`
[INFO] [stdout] 374ac7d0f49511b1bffdc164817835d064545ec63cea5aad4b221660a37dfb1e
[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] e4f3680bc8d08d1f2196583662847d3327ba04d70a492555e1b348f910c58dc5
[INFO] running `Command { std: "docker" "start" "-a" "e4f3680bc8d08d1f2196583662847d3327ba04d70a492555e1b348f910c58dc5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vtt-8ae48a37004e8d59)
[INFO] [stdout] running 15 tests
[INFO] [stderr]    Doc-tests vtt
[INFO] [stdout] test tests::test_from_reader_with_invalid_data ... ok
[INFO] [stdout] test tests::test_parse_basic_vtt ... ok
[INFO] [stdout] test tests::test_parse_cue_with_settings ... ok
[INFO] [stdout] test tests::test_parse_simple_cue ... ok
[INFO] [stdout] test tests::test_parse_timestamp ... ok
[INFO] [stdout] test tests::test_parse_vtt_with_metadata ... ok
[INFO] [stdout] test tests::test_vtt_settings_serde ... ok
[INFO] [stdout] test tests::test_write_to_string ... ok
[INFO] [stdout] test tests::test_vtt_cue_serde ... ok
[INFO] [stdout] test tests::test_from_reader ... ok
[INFO] [stdout] test tests::test_parse_cue_with_identifier ... ok
[INFO] [stdout] test tests::test_vtt_header_serde ... ok
[INFO] [stdout] test tests::test_serialize_deserialize ... ok
[INFO] [stdout] test tests::test_timestamp_display ... ok
[INFO] [stdout] test tests::test_display_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "e4f3680bc8d08d1f2196583662847d3327ba04d70a492555e1b348f910c58dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f3680bc8d08d1f2196583662847d3327ba04d70a492555e1b348f910c58dc5", kill_on_drop: false }`
[INFO] [stdout] e4f3680bc8d08d1f2196583662847d3327ba04d70a492555e1b348f910c58dc5