[INFO] fetching crate epub_metadata 0.1.0...
[INFO] testing epub_metadata-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate epub_metadata 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate epub_metadata 0.1.0
[INFO] finished tweaking crates.io crate epub_metadata 0.1.0
[INFO] tweaked toml for crates.io crate epub_metadata 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate epub_metadata 0.1.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 281fb5d990dc63675f9ef0921fb09bc3d24b0e5a4b193c5d3c0b4e342a5ba4ba
[INFO] running `Command { std: "docker" "start" "-a" "281fb5d990dc63675f9ef0921fb09bc3d24b0e5a4b193c5d3c0b4e342a5ba4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "281fb5d990dc63675f9ef0921fb09bc3d24b0e5a4b193c5d3c0b4e342a5ba4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281fb5d990dc63675f9ef0921fb09bc3d24b0e5a4b193c5d3c0b4e342a5ba4ba", kill_on_drop: false }`
[INFO] [stdout] 281fb5d990dc63675f9ef0921fb09bc3d24b0e5a4b193c5d3c0b4e342a5ba4ba
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13585b238d706ba722a47d9b74a7d7b2891fa3590cc0fc47797f519664fd7510
[INFO] running `Command { std: "docker" "start" "-a" "13585b238d706ba722a47d9b74a7d7b2891fa3590cc0fc47797f519664fd7510", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling epub_metadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "13585b238d706ba722a47d9b74a7d7b2891fa3590cc0fc47797f519664fd7510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13585b238d706ba722a47d9b74a7d7b2891fa3590cc0fc47797f519664fd7510", kill_on_drop: false }`
[INFO] [stdout] 13585b238d706ba722a47d9b74a7d7b2891fa3590cc0fc47797f519664fd7510
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20fd85f54682ce0ca1cc2bccb816b5637fd5f6cffe65cc4e4b445f3f9e5f8df8
[INFO] running `Command { std: "docker" "start" "-a" "20fd85f54682ce0ca1cc2bccb816b5637fd5f6cffe65cc4e4b445f3f9e5f8df8", kill_on_drop: false }`
[INFO] [stderr]    Compiling epub_metadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "20fd85f54682ce0ca1cc2bccb816b5637fd5f6cffe65cc4e4b445f3f9e5f8df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20fd85f54682ce0ca1cc2bccb816b5637fd5f6cffe65cc4e4b445f3f9e5f8df8", kill_on_drop: false }`
[INFO] [stdout] 20fd85f54682ce0ca1cc2bccb816b5637fd5f6cffe65cc4e4b445f3f9e5f8df8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1bd181a165caf0f6eb8f26e90c4c537bbecba5f75972dd3a4bf288f8a0eeb0a9
[INFO] running `Command { std: "docker" "start" "-a" "1bd181a165caf0f6eb8f26e90c4c537bbecba5f75972dd3a4bf288f8a0eeb0a9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/epub_metadata-274ba00c1a442e96)
[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 epub_metadata
[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" "1bd181a165caf0f6eb8f26e90c4c537bbecba5f75972dd3a4bf288f8a0eeb0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd181a165caf0f6eb8f26e90c4c537bbecba5f75972dd3a4bf288f8a0eeb0a9", kill_on_drop: false }`
[INFO] [stdout] 1bd181a165caf0f6eb8f26e90c4c537bbecba5f75972dd3a4bf288f8a0eeb0a9
