[INFO] fetching crate collatz_length 0.1.1...
[INFO] testing collatz_length-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate collatz_length 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate collatz_length 0.1.1
[INFO] finished tweaking crates.io crate collatz_length 0.1.1
[INFO] tweaked toml for crates.io crate collatz_length 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate collatz_length 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] 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98a9f222b8ec26e717f483b2e38e80ce812d857519a743404c000987c743487c
[INFO] running `Command { std: "docker" "start" "-a" "98a9f222b8ec26e717f483b2e38e80ce812d857519a743404c000987c743487c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98a9f222b8ec26e717f483b2e38e80ce812d857519a743404c000987c743487c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98a9f222b8ec26e717f483b2e38e80ce812d857519a743404c000987c743487c", kill_on_drop: false }`
[INFO] [stdout] 98a9f222b8ec26e717f483b2e38e80ce812d857519a743404c000987c743487c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95224cf06effca360dead94a492c9ca74a7a2daa2ab1b5e4c399820382ad2311
[INFO] running `Command { std: "docker" "start" "-a" "95224cf06effca360dead94a492c9ca74a7a2daa2ab1b5e4c399820382ad2311", kill_on_drop: false }`
[INFO] [stderr]    Compiling collatz_length v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "95224cf06effca360dead94a492c9ca74a7a2daa2ab1b5e4c399820382ad2311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95224cf06effca360dead94a492c9ca74a7a2daa2ab1b5e4c399820382ad2311", kill_on_drop: false }`
[INFO] [stdout] 95224cf06effca360dead94a492c9ca74a7a2daa2ab1b5e4c399820382ad2311
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b3f2352b368ab9deb7c1a0de466e16cc0d675eafa8d4af7bd9ffa977e86fa94
[INFO] running `Command { std: "docker" "start" "-a" "0b3f2352b368ab9deb7c1a0de466e16cc0d675eafa8d4af7bd9ffa977e86fa94", kill_on_drop: false }`
[INFO] [stderr]    Compiling collatz_length v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "0b3f2352b368ab9deb7c1a0de466e16cc0d675eafa8d4af7bd9ffa977e86fa94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3f2352b368ab9deb7c1a0de466e16cc0d675eafa8d4af7bd9ffa977e86fa94", kill_on_drop: false }`
[INFO] [stdout] 0b3f2352b368ab9deb7c1a0de466e16cc0d675eafa8d4af7bd9ffa977e86fa94
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5d7a7c4ddf5f9e2653cf752ba40e1c308ea6a790abaa0a17b41c4a7d5629d97
[INFO] running `Command { std: "docker" "start" "-a" "d5d7a7c4ddf5f9e2653cf752ba40e1c308ea6a790abaa0a17b41c4a7d5629d97", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collatz_length-2246fbc9e108919a)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_long ... ignored
[INFO] [stderr]    Doc-tests collatz_length
[INFO] [stdout] test tests::test_1005 ... ok
[INFO] [stdout] test tests::test_20 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 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" "d5d7a7c4ddf5f9e2653cf752ba40e1c308ea6a790abaa0a17b41c4a7d5629d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5d7a7c4ddf5f9e2653cf752ba40e1c308ea6a790abaa0a17b41c4a7d5629d97", kill_on_drop: false }`
[INFO] [stdout] d5d7a7c4ddf5f9e2653cf752ba40e1c308ea6a790abaa0a17b41c4a7d5629d97