[INFO] fetching crate matt_hello_world_lib 0.1.2...
[INFO] testing matt_hello_world_lib-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate matt_hello_world_lib 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate matt_hello_world_lib 0.1.2
[INFO] finished tweaking crates.io crate matt_hello_world_lib 0.1.2
[INFO] tweaked toml for crates.io crate matt_hello_world_lib 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate matt_hello_world_lib 0.1.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d5bef5ee186a8f4bcf96223aee368704845eebe8fdfda98e4ec0d37b649d351
[INFO] running `Command { std: "docker" "start" "-a" "3d5bef5ee186a8f4bcf96223aee368704845eebe8fdfda98e4ec0d37b649d351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d5bef5ee186a8f4bcf96223aee368704845eebe8fdfda98e4ec0d37b649d351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5bef5ee186a8f4bcf96223aee368704845eebe8fdfda98e4ec0d37b649d351", kill_on_drop: false }`
[INFO] [stdout] 3d5bef5ee186a8f4bcf96223aee368704845eebe8fdfda98e4ec0d37b649d351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1462435c677125a8c4e49cede684325e5f13f032cb1b87aebba5ad81e5e32633
[INFO] running `Command { std: "docker" "start" "-a" "1462435c677125a8c4e49cede684325e5f13f032cb1b87aebba5ad81e5e32633", kill_on_drop: false }`
[INFO] [stderr]    Compiling matt_hello_world_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "1462435c677125a8c4e49cede684325e5f13f032cb1b87aebba5ad81e5e32633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1462435c677125a8c4e49cede684325e5f13f032cb1b87aebba5ad81e5e32633", kill_on_drop: false }`
[INFO] [stdout] 1462435c677125a8c4e49cede684325e5f13f032cb1b87aebba5ad81e5e32633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21e113d00c3b27605b839cc23caf935cacba9bc5acfb88221f218bbdda98a6c8
[INFO] running `Command { std: "docker" "start" "-a" "21e113d00c3b27605b839cc23caf935cacba9bc5acfb88221f218bbdda98a6c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling matt_hello_world_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "21e113d00c3b27605b839cc23caf935cacba9bc5acfb88221f218bbdda98a6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e113d00c3b27605b839cc23caf935cacba9bc5acfb88221f218bbdda98a6c8", kill_on_drop: false }`
[INFO] [stdout] 21e113d00c3b27605b839cc23caf935cacba9bc5acfb88221f218bbdda98a6c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c5271e9338d1a953f1d9c0fa2b8f4755ab6932a909cfe1d4579750b855b417b
[INFO] running `Command { std: "docker" "start" "-a" "7c5271e9338d1a953f1d9c0fa2b8f4755ab6932a909cfe1d4579750b855b417b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matt_hello_world_lib-ce6cfc8734c34067)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matt_hello_world_lib
[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" "7c5271e9338d1a953f1d9c0fa2b8f4755ab6932a909cfe1d4579750b855b417b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c5271e9338d1a953f1d9c0fa2b8f4755ab6932a909cfe1d4579750b855b417b", kill_on_drop: false }`
[INFO] [stdout] 7c5271e9338d1a953f1d9c0fa2b8f4755ab6932a909cfe1d4579750b855b417b