[INFO] fetching crate twisty-puzzle 0.1.2...
[INFO] testing twisty-puzzle-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate twisty-puzzle 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate twisty-puzzle 0.1.2
[INFO] finished tweaking crates.io crate twisty-puzzle 0.1.2
[INFO] tweaked toml for crates.io crate twisty-puzzle 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate twisty-puzzle 0.1.2 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] 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a0ec0f7430b443882a0a711d7baece17706695d37e4c0dbe22154e247c71847d
[INFO] running `Command { std: "docker" "start" "-a" "a0ec0f7430b443882a0a711d7baece17706695d37e4c0dbe22154e247c71847d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0ec0f7430b443882a0a711d7baece17706695d37e4c0dbe22154e247c71847d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ec0f7430b443882a0a711d7baece17706695d37e4c0dbe22154e247c71847d", kill_on_drop: false }`
[INFO] [stdout] a0ec0f7430b443882a0a711d7baece17706695d37e4c0dbe22154e247c71847d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1a8a227068f89edb6178f8a88be6a45268e995719c8de6712adb73a9bc7f1aa9
[INFO] running `Command { std: "docker" "start" "-a" "1a8a227068f89edb6178f8a88be6a45268e995719c8de6712adb73a9bc7f1aa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling twisty-puzzle v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "1a8a227068f89edb6178f8a88be6a45268e995719c8de6712adb73a9bc7f1aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8a227068f89edb6178f8a88be6a45268e995719c8de6712adb73a9bc7f1aa9", kill_on_drop: false }`
[INFO] [stdout] 1a8a227068f89edb6178f8a88be6a45268e995719c8de6712adb73a9bc7f1aa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] aa0bfe9cd36f49c85385eb17409e043cbf256d19de0dd8173472bfb942e6a51c
[INFO] running `Command { std: "docker" "start" "-a" "aa0bfe9cd36f49c85385eb17409e043cbf256d19de0dd8173472bfb942e6a51c", kill_on_drop: false }`
[INFO] [stderr]    Compiling twisty-puzzle v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "aa0bfe9cd36f49c85385eb17409e043cbf256d19de0dd8173472bfb942e6a51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0bfe9cd36f49c85385eb17409e043cbf256d19de0dd8173472bfb942e6a51c", kill_on_drop: false }`
[INFO] [stdout] aa0bfe9cd36f49c85385eb17409e043cbf256d19de0dd8173472bfb942e6a51c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a6b7ca263d0c0e096830b6a74fccb4f023eb671c431e251b999e834246ca2dba
[INFO] running `Command { std: "docker" "start" "-a" "a6b7ca263d0c0e096830b6a74fccb4f023eb671c431e251b999e834246ca2dba", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/twisty_puzzle-33f3eefcda03b588)
[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 twisty_puzzle
[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" "a6b7ca263d0c0e096830b6a74fccb4f023eb671c431e251b999e834246ca2dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b7ca263d0c0e096830b6a74fccb4f023eb671c431e251b999e834246ca2dba", kill_on_drop: false }`
[INFO] [stdout] a6b7ca263d0c0e096830b6a74fccb4f023eb671c431e251b999e834246ca2dba