[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-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekusiadadus%2Frust-book-b" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-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-2-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3b62e68a9f411b10e451ae7b7e158f814ad05dceefa7d45b9ce036eec1a74fbc
[INFO] running `Command { std: "docker" "start" "-a" "3b62e68a9f411b10e451ae7b7e158f814ad05dceefa7d45b9ce036eec1a74fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b62e68a9f411b10e451ae7b7e158f814ad05dceefa7d45b9ce036eec1a74fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b62e68a9f411b10e451ae7b7e158f814ad05dceefa7d45b9ce036eec1a74fbc", kill_on_drop: false }`
[INFO] [stdout] 3b62e68a9f411b10e451ae7b7e158f814ad05dceefa7d45b9ce036eec1a74fbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3b39a15d436eec8f4ab2809464a192a04feefec7df3787483b6e3f9eb6056140
[INFO] running `Command { std: "docker" "start" "-a" "3b39a15d436eec8f4ab2809464a192a04feefec7df3787483b6e3f9eb6056140", 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 0.28s
[INFO] running `Command { std: "docker" "inspect" "3b39a15d436eec8f4ab2809464a192a04feefec7df3787483b6e3f9eb6056140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b39a15d436eec8f4ab2809464a192a04feefec7df3787483b6e3f9eb6056140", kill_on_drop: false }`
[INFO] [stdout] 3b39a15d436eec8f4ab2809464a192a04feefec7df3787483b6e3f9eb6056140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1579408ad942bd777f1015b111ce0b53f558b7169e4b570660ca6e672b43d53d
[INFO] running `Command { std: "docker" "start" "-a" "1579408ad942bd777f1015b111ce0b53f558b7169e4b570660ca6e672b43d53d", 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 0.36s
[INFO] running `Command { std: "docker" "inspect" "1579408ad942bd777f1015b111ce0b53f558b7169e4b570660ca6e672b43d53d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1579408ad942bd777f1015b111ce0b53f558b7169e4b570660ca6e672b43d53d", kill_on_drop: false }`
[INFO] [stdout] 1579408ad942bd777f1015b111ce0b53f558b7169e4b570660ca6e672b43d53d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 40dc7145c0cfd91991abc78e1da527c0b2073fc6b354f287497e1f90bd3b9aa5
[INFO] running `Command { std: "docker" "start" "-a" "40dc7145c0cfd91991abc78e1da527c0b2073fc6b354f287497e1f90bd3b9aa5", 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_print_some ... ok
[INFO] [stdout] test test_ex_div_result ... ok
[INFO] [stdout] test test_ex_print_some_match ... ok
[INFO] [stdout] test test_ex_print_result ... ok
[INFO] [stdout] test test_ex_div_some ... 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" "40dc7145c0cfd91991abc78e1da527c0b2073fc6b354f287497e1f90bd3b9aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40dc7145c0cfd91991abc78e1da527c0b2073fc6b354f287497e1f90bd3b9aa5", kill_on_drop: false }`
[INFO] [stdout] 40dc7145c0cfd91991abc78e1da527c0b2073fc6b354f287497e1f90bd3b9aa5
