[INFO] cloning repository https://github.com/ekusiadadus/rust-book-b
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ekusiadadus/rust-book-b" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekusiadadus%2Frust-book-b", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekusiadadus%2Frust-book-b'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 771ee5c6f0fa1a2012f52e3e09b133e738d1b9a6
[INFO] testing ekusiadadus/rust-book-b against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekusiadadus%2Frust-book-b" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ekusiadadus/rust-book-b
[INFO] finished tweaking git repo https://github.com/ekusiadadus/rust-book-b
[INFO] tweaked toml for git repo https://github.com/ekusiadadus/rust-book-b written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ekusiadadus/rust-book-b on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ekusiadadus/rust-book-b 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4400b261bd2760666e8fc4f3f05dacd82101e186c46a66630747781d3004a20
[INFO] running `Command { std: "docker" "start" "-a" "c4400b261bd2760666e8fc4f3f05dacd82101e186c46a66630747781d3004a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4400b261bd2760666e8fc4f3f05dacd82101e186c46a66630747781d3004a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4400b261bd2760666e8fc4f3f05dacd82101e186c46a66630747781d3004a20", kill_on_drop: false }`
[INFO] [stdout] c4400b261bd2760666e8fc4f3f05dacd82101e186c46a66630747781d3004a20
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e35242bcb1ecf18d9378594b890f38d9ea1838c36f86f7cb4cf167066ee1a7cf
[INFO] running `Command { std: "docker" "start" "-a" "e35242bcb1ecf18d9378594b890f38d9ea1838c36f86f7cb4cf167066ee1a7cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-book-b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "e35242bcb1ecf18d9378594b890f38d9ea1838c36f86f7cb4cf167066ee1a7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35242bcb1ecf18d9378594b890f38d9ea1838c36f86f7cb4cf167066ee1a7cf", kill_on_drop: false }`
[INFO] [stdout] e35242bcb1ecf18d9378594b890f38d9ea1838c36f86f7cb4cf167066ee1a7cf
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8a64dbe7fe5dd28a6df9bf3e1541014424ce561a104df92da7c4fd1eaee9ffc
[INFO] running `Command { std: "docker" "start" "-a" "b8a64dbe7fe5dd28a6df9bf3e1541014424ce561a104df92da7c4fd1eaee9ffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-book-b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "b8a64dbe7fe5dd28a6df9bf3e1541014424ce561a104df92da7c4fd1eaee9ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a64dbe7fe5dd28a6df9bf3e1541014424ce561a104df92da7c4fd1eaee9ffc", kill_on_drop: false }`
[INFO] [stdout] b8a64dbe7fe5dd28a6df9bf3e1541014424ce561a104df92da7c4fd1eaee9ffc
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b00fdcf8adbb8d8863bbb3674e9a465cb1520536ac269d6cda6b6d2a05ac6df
[INFO] running `Command { std: "docker" "start" "-a" "9b00fdcf8adbb8d8863bbb3674e9a465cb1520536ac269d6cda6b6d2a05ac6df", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_book_b-748d894cb9a6c73d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_ex_div_some ... ok
[INFO] [stdout] test test_ex_print_result ... ok
[INFO] [stdout] test test_ex_div_result ... ok
[INFO] [stdout] test test_ex_print_some ... ok
[INFO] [stdout] test test_ex_print_some_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b00fdcf8adbb8d8863bbb3674e9a465cb1520536ac269d6cda6b6d2a05ac6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b00fdcf8adbb8d8863bbb3674e9a465cb1520536ac269d6cda6b6d2a05ac6df", kill_on_drop: false }`
[INFO] [stdout] 9b00fdcf8adbb8d8863bbb3674e9a465cb1520536ac269d6cda6b6d2a05ac6df