[INFO] fetching crate unpack_option 0.1.1...
[INFO] testing unpack_option-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate unpack_option 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate unpack_option 0.1.1
[INFO] finished tweaking crates.io crate unpack_option 0.1.1
[INFO] tweaked toml for crates.io crate unpack_option 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unpack_option 0.1.1 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 unpack_option 0.1.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f6dce77a275c45c47159e752d3c9f8793b180ea7765d72f710f8adb8b07d89ff
[INFO] running `Command { std: "docker" "start" "-a" "f6dce77a275c45c47159e752d3c9f8793b180ea7765d72f710f8adb8b07d89ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6dce77a275c45c47159e752d3c9f8793b180ea7765d72f710f8adb8b07d89ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6dce77a275c45c47159e752d3c9f8793b180ea7765d72f710f8adb8b07d89ff", kill_on_drop: false }`
[INFO] [stdout] f6dce77a275c45c47159e752d3c9f8793b180ea7765d72f710f8adb8b07d89ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0395fd6b415bcc9b7138d90c2f524bcb202c473ded9b4126e364a26ffcd1dc3d
[INFO] running `Command { std: "docker" "start" "-a" "0395fd6b415bcc9b7138d90c2f524bcb202c473ded9b4126e364a26ffcd1dc3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unpack_option v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "0395fd6b415bcc9b7138d90c2f524bcb202c473ded9b4126e364a26ffcd1dc3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0395fd6b415bcc9b7138d90c2f524bcb202c473ded9b4126e364a26ffcd1dc3d", kill_on_drop: false }`
[INFO] [stdout] 0395fd6b415bcc9b7138d90c2f524bcb202c473ded9b4126e364a26ffcd1dc3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d026c00ddc08854e51c6d1a8ff5aedcea59fbff940f839da397e2ad29dd4cc1e
[INFO] running `Command { std: "docker" "start" "-a" "d026c00ddc08854e51c6d1a8ff5aedcea59fbff940f839da397e2ad29dd4cc1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unpack_option v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "d026c00ddc08854e51c6d1a8ff5aedcea59fbff940f839da397e2ad29dd4cc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d026c00ddc08854e51c6d1a8ff5aedcea59fbff940f839da397e2ad29dd4cc1e", kill_on_drop: false }`
[INFO] [stdout] d026c00ddc08854e51c6d1a8ff5aedcea59fbff940f839da397e2ad29dd4cc1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7c0cdf5fe3d28b21f8060bf2ca268dd41f508bfc894a7bc97f76aa864cddc37c
[INFO] running `Command { std: "docker" "start" "-a" "7c0cdf5fe3d28b21f8060bf2ca268dd41f508bfc894a7bc97f76aa864cddc37c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unpack_option-5c22fe11b0d18b7c)
[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 unpack_option
[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" "7c0cdf5fe3d28b21f8060bf2ca268dd41f508bfc894a7bc97f76aa864cddc37c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0cdf5fe3d28b21f8060bf2ca268dd41f508bfc894a7bc97f76aa864cddc37c", kill_on_drop: false }`
[INFO] [stdout] 7c0cdf5fe3d28b21f8060bf2ca268dd41f508bfc894a7bc97f76aa864cddc37c