[INFO] fetching crate eight-puzzle-core 1.0.0...
[INFO] testing eight-puzzle-core-1.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate eight-puzzle-core 1.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate eight-puzzle-core 1.0.0
[INFO] finished tweaking crates.io crate eight-puzzle-core 1.0.0
[INFO] tweaked toml for crates.io crate eight-puzzle-core 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate eight-puzzle-core 1.0.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding permutator v0.3.3 (available: v0.4.3)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 33b162a7e3ffc7f19a0c140cc790d1811658ae099683d1136e16a94a844d5148
[INFO] running `Command { std: "docker" "start" "-a" "33b162a7e3ffc7f19a0c140cc790d1811658ae099683d1136e16a94a844d5148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b162a7e3ffc7f19a0c140cc790d1811658ae099683d1136e16a94a844d5148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b162a7e3ffc7f19a0c140cc790d1811658ae099683d1136e16a94a844d5148", kill_on_drop: false }`
[INFO] [stdout] 33b162a7e3ffc7f19a0c140cc790d1811658ae099683d1136e16a94a844d5148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 20cfe9f220924ce9b2e90e9c3864280f86b6eaa12e0ee3fce9456c827360d00f
[INFO] running `Command { std: "docker" "start" "-a" "20cfe9f220924ce9b2e90e9c3864280f86b6eaa12e0ee3fce9456c827360d00f", kill_on_drop: false }`
[INFO] [stderr]    Compiling eight-puzzle-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "20cfe9f220924ce9b2e90e9c3864280f86b6eaa12e0ee3fce9456c827360d00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20cfe9f220924ce9b2e90e9c3864280f86b6eaa12e0ee3fce9456c827360d00f", kill_on_drop: false }`
[INFO] [stdout] 20cfe9f220924ce9b2e90e9c3864280f86b6eaa12e0ee3fce9456c827360d00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cd26f074c9144f78dbcb63e1a65d5e52e402f1d2bd80a3afe6702caf1a60fbe5
[INFO] running `Command { std: "docker" "start" "-a" "cd26f074c9144f78dbcb63e1a65d5e52e402f1d2bd80a3afe6702caf1a60fbe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling permutator v0.3.3
[INFO] [stderr]    Compiling eight-puzzle-core v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "cd26f074c9144f78dbcb63e1a65d5e52e402f1d2bd80a3afe6702caf1a60fbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd26f074c9144f78dbcb63e1a65d5e52e402f1d2bd80a3afe6702caf1a60fbe5", kill_on_drop: false }`
[INFO] [stdout] cd26f074c9144f78dbcb63e1a65d5e52e402f1d2bd80a3afe6702caf1a60fbe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1059ae4837e2cf4e7d06c13a8872b55b7273f59f8d813d7e90ca651334eef3cb
[INFO] running `Command { std: "docker" "start" "-a" "1059ae4837e2cf4e7d06c13a8872b55b7273f59f8d813d7e90ca651334eef3cb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eight_puzzle_core-8c4d3e72e8bc83ec)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_hash_state::test_neighbors ... ok
[INFO] [stdout] test tests::test_hash_state::test_array ... ok
[INFO] [stderr]    Doc-tests eight_puzzle_core
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.96s
[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" "1059ae4837e2cf4e7d06c13a8872b55b7273f59f8d813d7e90ca651334eef3cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1059ae4837e2cf4e7d06c13a8872b55b7273f59f8d813d7e90ca651334eef3cb", kill_on_drop: false }`
[INFO] [stdout] 1059ae4837e2cf4e7d06c13a8872b55b7273f59f8d813d7e90ca651334eef3cb