[INFO] fetching crate eight-engine 0.0.0...
[INFO] testing eight-engine-0.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate eight-engine 0.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate eight-engine 0.0.0
[INFO] finished tweaking crates.io crate eight-engine 0.0.0
[INFO] tweaked toml for crates.io crate eight-engine 0.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate eight-engine 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 83e3cd368a49dbe519259c42505bd9522e764f521664a7397459b9139a6e1a9c
[INFO] running `Command { std: "docker" "start" "-a" "83e3cd368a49dbe519259c42505bd9522e764f521664a7397459b9139a6e1a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e3cd368a49dbe519259c42505bd9522e764f521664a7397459b9139a6e1a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e3cd368a49dbe519259c42505bd9522e764f521664a7397459b9139a6e1a9c", kill_on_drop: false }`
[INFO] [stdout] 83e3cd368a49dbe519259c42505bd9522e764f521664a7397459b9139a6e1a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d92c6f9bc859cb8be29d164f8e5258cf71c7ea8780a1e6a8e6edeb9141ecf5cd
[INFO] running `Command { std: "docker" "start" "-a" "d92c6f9bc859cb8be29d164f8e5258cf71c7ea8780a1e6a8e6edeb9141ecf5cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling eight-engine v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "d92c6f9bc859cb8be29d164f8e5258cf71c7ea8780a1e6a8e6edeb9141ecf5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92c6f9bc859cb8be29d164f8e5258cf71c7ea8780a1e6a8e6edeb9141ecf5cd", kill_on_drop: false }`
[INFO] [stdout] d92c6f9bc859cb8be29d164f8e5258cf71c7ea8780a1e6a8e6edeb9141ecf5cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b0aac7978e408e0d30cc297182d43ab41e9ac75792a6e197a3797d04bc55e696
[INFO] running `Command { std: "docker" "start" "-a" "b0aac7978e408e0d30cc297182d43ab41e9ac75792a6e197a3797d04bc55e696", kill_on_drop: false }`
[INFO] [stderr]    Compiling eight-engine v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b0aac7978e408e0d30cc297182d43ab41e9ac75792a6e197a3797d04bc55e696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0aac7978e408e0d30cc297182d43ab41e9ac75792a6e197a3797d04bc55e696", kill_on_drop: false }`
[INFO] [stdout] b0aac7978e408e0d30cc297182d43ab41e9ac75792a6e197a3797d04bc55e696
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ac482210d503c139b18662f66715efb7752ee2de7cf8f80d02bc80861fbe1e8d
[INFO] running `Command { std: "docker" "start" "-a" "ac482210d503c139b18662f66715efb7752ee2de7cf8f80d02bc80861fbe1e8d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eight_engine-ba1d123b426636db)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests eight_engine
[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" "ac482210d503c139b18662f66715efb7752ee2de7cf8f80d02bc80861fbe1e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac482210d503c139b18662f66715efb7752ee2de7cf8f80d02bc80861fbe1e8d", kill_on_drop: false }`
[INFO] [stdout] ac482210d503c139b18662f66715efb7752ee2de7cf8f80d02bc80861fbe1e8d