[INFO] cloning repository https://github.com/kamranajabbar/ch_03_common_concepts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kamranajabbar/ch_03_common_concepts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamranajabbar%2Fch_03_common_concepts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamranajabbar%2Fch_03_common_concepts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef4c3a4394c56308265b9dfc3b2058df8acfdaa5
[INFO] testing kamranajabbar/ch_03_common_concepts 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%2Fkamranajabbar%2Fch_03_common_concepts" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kamranajabbar/ch_03_common_concepts
[INFO] finished tweaking git repo https://github.com/kamranajabbar/ch_03_common_concepts
[INFO] tweaked toml for git repo https://github.com/kamranajabbar/ch_03_common_concepts written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kamranajabbar/ch_03_common_concepts 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/kamranajabbar/ch_03_common_concepts 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b98f129dee7f2d04da35531a525edd75301e4de9773e570b6551d237ebe7ef63
[INFO] running `Command { std: "docker" "start" "-a" "b98f129dee7f2d04da35531a525edd75301e4de9773e570b6551d237ebe7ef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b98f129dee7f2d04da35531a525edd75301e4de9773e570b6551d237ebe7ef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98f129dee7f2d04da35531a525edd75301e4de9773e570b6551d237ebe7ef63", kill_on_drop: false }`
[INFO] [stdout] b98f129dee7f2d04da35531a525edd75301e4de9773e570b6551d237ebe7ef63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b46487c5e89b653b7afa0c87a09c1d2943d2af47348d0d69cfe1c1c48fa13a20
[INFO] running `Command { std: "docker" "start" "-a" "b46487c5e89b653b7afa0c87a09c1d2943d2af47348d0d69cfe1c1c48fa13a20", kill_on_drop: false }`
[INFO] [stderr]    Compiling ch_03_common_concepts v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b46487c5e89b653b7afa0c87a09c1d2943d2af47348d0d69cfe1c1c48fa13a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46487c5e89b653b7afa0c87a09c1d2943d2af47348d0d69cfe1c1c48fa13a20", kill_on_drop: false }`
[INFO] [stdout] b46487c5e89b653b7afa0c87a09c1d2943d2af47348d0d69cfe1c1c48fa13a20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 31a28cca7a55b927a7e05fbb7899c804f72dd77ed97e6dab2930b8f8a4ffe115
[INFO] running `Command { std: "docker" "start" "-a" "31a28cca7a55b927a7e05fbb7899c804f72dd77ed97e6dab2930b8f8a4ffe115", kill_on_drop: false }`
[INFO] [stderr]    Compiling ch_03_common_concepts v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "31a28cca7a55b927a7e05fbb7899c804f72dd77ed97e6dab2930b8f8a4ffe115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a28cca7a55b927a7e05fbb7899c804f72dd77ed97e6dab2930b8f8a4ffe115", kill_on_drop: false }`
[INFO] [stdout] 31a28cca7a55b927a7e05fbb7899c804f72dd77ed97e6dab2930b8f8a4ffe115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 26e661f8098b47e4374ff876cdd4a0dfd67cc352873372d7daf96cebfa8d01fa
[INFO] running `Command { std: "docker" "start" "-a" "26e661f8098b47e4374ff876cdd4a0dfd67cc352873372d7daf96cebfa8d01fa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ch_03_common_concepts-65eb17fc5649e8a2)
[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" "26e661f8098b47e4374ff876cdd4a0dfd67cc352873372d7daf96cebfa8d01fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e661f8098b47e4374ff876cdd4a0dfd67cc352873372d7daf96cebfa8d01fa", kill_on_drop: false }`
[INFO] [stdout] 26e661f8098b47e4374ff876cdd4a0dfd67cc352873372d7daf96cebfa8d01fa
