[INFO] fetching crate word_search_solver 0.1.0...
[INFO] testing word_search_solver-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate word_search_solver 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate word_search_solver 0.1.0
[INFO] finished tweaking crates.io crate word_search_solver 0.1.0
[INFO] tweaked toml for crates.io crate word_search_solver 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate word_search_solver 0.1.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07dbd421c3113bab49d2ef25a248c9bf0a4bc3f79bd313d3a88b508f7926ec25
[INFO] running `Command { std: "docker" "start" "-a" "07dbd421c3113bab49d2ef25a248c9bf0a4bc3f79bd313d3a88b508f7926ec25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07dbd421c3113bab49d2ef25a248c9bf0a4bc3f79bd313d3a88b508f7926ec25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07dbd421c3113bab49d2ef25a248c9bf0a4bc3f79bd313d3a88b508f7926ec25", kill_on_drop: false }`
[INFO] [stdout] 07dbd421c3113bab49d2ef25a248c9bf0a4bc3f79bd313d3a88b508f7926ec25
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 524028ec53d6f75db5de972cc0617babb053b1852b05d0eda12e7bb1f9e080ce
[INFO] running `Command { std: "docker" "start" "-a" "524028ec53d6f75db5de972cc0617babb053b1852b05d0eda12e7bb1f9e080ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling word_search_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "524028ec53d6f75db5de972cc0617babb053b1852b05d0eda12e7bb1f9e080ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524028ec53d6f75db5de972cc0617babb053b1852b05d0eda12e7bb1f9e080ce", kill_on_drop: false }`
[INFO] [stdout] 524028ec53d6f75db5de972cc0617babb053b1852b05d0eda12e7bb1f9e080ce
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ade224a2ffa37af56b98ae257b218633132107b2c5c547164f17ab4a8fa120e6
[INFO] running `Command { std: "docker" "start" "-a" "ade224a2ffa37af56b98ae257b218633132107b2c5c547164f17ab4a8fa120e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling word_search_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "ade224a2ffa37af56b98ae257b218633132107b2c5c547164f17ab4a8fa120e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ade224a2ffa37af56b98ae257b218633132107b2c5c547164f17ab4a8fa120e6", kill_on_drop: false }`
[INFO] [stdout] ade224a2ffa37af56b98ae257b218633132107b2c5c547164f17ab4a8fa120e6
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a338a1297a037ef1570cf5d3f3a983f342a6b52e327c0d70fa6793d6dd9c77f
[INFO] running `Command { std: "docker" "start" "-a" "8a338a1297a037ef1570cf5d3f3a983f342a6b52e327c0d70fa6793d6dd9c77f", 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/word_search_solver-fbf243bf0ee22187)
[INFO] [stderr]    Doc-tests word_search_solver
[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] [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" "8a338a1297a037ef1570cf5d3f3a983f342a6b52e327c0d70fa6793d6dd9c77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a338a1297a037ef1570cf5d3f3a983f342a6b52e327c0d70fa6793d6dd9c77f", kill_on_drop: false }`
[INFO] [stdout] 8a338a1297a037ef1570cf5d3f3a983f342a6b52e327c0d70fa6793d6dd9c77f