[INFO] fetching crate rust_book14 0.1.0...
[INFO] testing rust_book14-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rust_book14 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rust_book14 0.1.0
[INFO] finished tweaking crates.io crate rust_book14 0.1.0
[INFO] tweaked toml for crates.io crate rust_book14 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_book14 0.1.0 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] crate crates.io crate rust_book14 0.1.0 already has a lockfile, it will not be regenerated
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0142a700d5de0f725d5a8d9b7d8e898e5def74e036b424b97a13782370c6717b
[INFO] running `Command { std: "docker" "start" "-a" "0142a700d5de0f725d5a8d9b7d8e898e5def74e036b424b97a13782370c6717b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0142a700d5de0f725d5a8d9b7d8e898e5def74e036b424b97a13782370c6717b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0142a700d5de0f725d5a8d9b7d8e898e5def74e036b424b97a13782370c6717b", kill_on_drop: false }`
[INFO] [stdout] 0142a700d5de0f725d5a8d9b7d8e898e5def74e036b424b97a13782370c6717b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8cca6ee32ab9ed5c4feea6e743615250c3a5204e226f04d10a3a6e253c06fcaf
[INFO] running `Command { std: "docker" "start" "-a" "8cca6ee32ab9ed5c4feea6e743615250c3a5204e226f04d10a3a6e253c06fcaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_book14 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "8cca6ee32ab9ed5c4feea6e743615250c3a5204e226f04d10a3a6e253c06fcaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cca6ee32ab9ed5c4feea6e743615250c3a5204e226f04d10a3a6e253c06fcaf", kill_on_drop: false }`
[INFO] [stdout] 8cca6ee32ab9ed5c4feea6e743615250c3a5204e226f04d10a3a6e253c06fcaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0a84682a7fd4c1a33a1ecd6ce918910b3e8f8086bf146e24c0ab3b3ac3b70392
[INFO] running `Command { std: "docker" "start" "-a" "0a84682a7fd4c1a33a1ecd6ce918910b3e8f8086bf146e24c0ab3b3ac3b70392", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_book14 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "0a84682a7fd4c1a33a1ecd6ce918910b3e8f8086bf146e24c0ab3b3ac3b70392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a84682a7fd4c1a33a1ecd6ce918910b3e8f8086bf146e24c0ab3b3ac3b70392", kill_on_drop: false }`
[INFO] [stdout] 0a84682a7fd4c1a33a1ecd6ce918910b3e8f8086bf146e24c0ab3b3ac3b70392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2421c2acf5799f31de455470fd6f8e420fb0956639a9ac8e1ca23a7215de8896
[INFO] running `Command { std: "docker" "start" "-a" "2421c2acf5799f31de455470fd6f8e420fb0956639a9ac8e1ca23a7215de8896", 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/rust_book14-78d02680d300463e)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_book14-b279496a48ee4982)
[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 rust_book14
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - slices::get_first_or_else (line 12) ... ok
[INFO] [stdout] test src/lib.rs - get_first_or (line 57) ... ok
[INFO] [stdout] test src/lib.rs - get_first_or_else (line 35) ... ok
[INFO] [stdout] test src/lib.rs - get_first_or_error (line 86) ... ok
[INFO] [stdout] test src/lib.rs - get_first_or_panic (line 112) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2421c2acf5799f31de455470fd6f8e420fb0956639a9ac8e1ca23a7215de8896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2421c2acf5799f31de455470fd6f8e420fb0956639a9ac8e1ca23a7215de8896", kill_on_drop: false }`
[INFO] [stdout] 2421c2acf5799f31de455470fd6f8e420fb0956639a9ac8e1ca23a7215de8896