[INFO] fetching crate opsin 0.0.0...
[INFO] testing opsin-0.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate opsin 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate opsin 0.0.0
[INFO] finished tweaking crates.io crate opsin 0.0.0
[INFO] tweaked toml for crates.io crate opsin 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate opsin 0.0.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a3aa6e19cb114dd881d45e3987b313df2e29c040e87191433b86dc09509e21a9
[INFO] running `Command { std: "docker" "start" "-a" "a3aa6e19cb114dd881d45e3987b313df2e29c040e87191433b86dc09509e21a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3aa6e19cb114dd881d45e3987b313df2e29c040e87191433b86dc09509e21a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3aa6e19cb114dd881d45e3987b313df2e29c040e87191433b86dc09509e21a9", kill_on_drop: false }`
[INFO] [stdout] a3aa6e19cb114dd881d45e3987b313df2e29c040e87191433b86dc09509e21a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4f01fc001a845b72a7cb8bf478e6c803284b9504fad02a78591a7a4079246994
[INFO] running `Command { std: "docker" "start" "-a" "4f01fc001a845b72a7cb8bf478e6c803284b9504fad02a78591a7a4079246994", kill_on_drop: false }`
[INFO] [stderr]    Compiling opsin v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "4f01fc001a845b72a7cb8bf478e6c803284b9504fad02a78591a7a4079246994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f01fc001a845b72a7cb8bf478e6c803284b9504fad02a78591a7a4079246994", kill_on_drop: false }`
[INFO] [stdout] 4f01fc001a845b72a7cb8bf478e6c803284b9504fad02a78591a7a4079246994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7bd1f20ce7ed22d8ff0f9072b634001e75c5a83daae6e9ee2135fd099def0a86
[INFO] running `Command { std: "docker" "start" "-a" "7bd1f20ce7ed22d8ff0f9072b634001e75c5a83daae6e9ee2135fd099def0a86", kill_on_drop: false }`
[INFO] [stderr]    Compiling opsin v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "7bd1f20ce7ed22d8ff0f9072b634001e75c5a83daae6e9ee2135fd099def0a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd1f20ce7ed22d8ff0f9072b634001e75c5a83daae6e9ee2135fd099def0a86", kill_on_drop: false }`
[INFO] [stdout] 7bd1f20ce7ed22d8ff0f9072b634001e75c5a83daae6e9ee2135fd099def0a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] bf2d962b9b3e2a36501eda3144a8f2c94c57702ad9bb96ee87a949babb70153b
[INFO] running `Command { std: "docker" "start" "-a" "bf2d962b9b3e2a36501eda3144a8f2c94c57702ad9bb96ee87a949babb70153b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/opsin-a8ca2063da9376b2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests opsin
[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] [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" "bf2d962b9b3e2a36501eda3144a8f2c94c57702ad9bb96ee87a949babb70153b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2d962b9b3e2a36501eda3144a8f2c94c57702ad9bb96ee87a949babb70153b", kill_on_drop: false }`
[INFO] [stdout] bf2d962b9b3e2a36501eda3144a8f2c94c57702ad9bb96ee87a949babb70153b