[INFO] fetching crate stf-runner 0.1.0...
[INFO] testing stf-runner-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate stf-runner 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate stf-runner 0.1.0
[INFO] finished tweaking crates.io crate stf-runner 0.1.0
[INFO] tweaked toml for crates.io crate stf-runner 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stf-runner 0.1.0 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 321ce5a29fdecc8bf2b4bc5f32e3cb7fe229c76887dbefffd09fa011aa95d8b0
[INFO] running `Command { std: "docker" "start" "-a" "321ce5a29fdecc8bf2b4bc5f32e3cb7fe229c76887dbefffd09fa011aa95d8b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "321ce5a29fdecc8bf2b4bc5f32e3cb7fe229c76887dbefffd09fa011aa95d8b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321ce5a29fdecc8bf2b4bc5f32e3cb7fe229c76887dbefffd09fa011aa95d8b0", kill_on_drop: false }`
[INFO] [stdout] 321ce5a29fdecc8bf2b4bc5f32e3cb7fe229c76887dbefffd09fa011aa95d8b0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51d68840c343e14f5a77f777d132a92615e95b7bac4f2f4f8c171f932ccf3347
[INFO] running `Command { std: "docker" "start" "-a" "51d68840c343e14f5a77f777d132a92615e95b7bac4f2f4f8c171f932ccf3347", kill_on_drop: false }`
[INFO] [stderr]    Compiling stf-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `RED` is never used
[INFO] [stdout]  --> src/lib.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RED: &str = "\u{001b}[31m";
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "51d68840c343e14f5a77f777d132a92615e95b7bac4f2f4f8c171f932ccf3347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d68840c343e14f5a77f777d132a92615e95b7bac4f2f4f8c171f932ccf3347", kill_on_drop: false }`
[INFO] [stdout] 51d68840c343e14f5a77f777d132a92615e95b7bac4f2f4f8c171f932ccf3347
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e87655135a3aeb3dea9944462ab57b2c961bd5374815097726fda4c1c35f876
[INFO] running `Command { std: "docker" "start" "-a" "9e87655135a3aeb3dea9944462ab57b2c961bd5374815097726fda4c1c35f876", kill_on_drop: false }`
[INFO] [stdout] warning: constant `RED` is never used
[INFO] [stdout]  --> src/lib.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RED: &str = "\u{001b}[31m";
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stf-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `RED` is never used
[INFO] [stdout]  --> src/lib.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RED: &str = "\u{001b}[31m";
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "9e87655135a3aeb3dea9944462ab57b2c961bd5374815097726fda4c1c35f876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e87655135a3aeb3dea9944462ab57b2c961bd5374815097726fda4c1c35f876", kill_on_drop: false }`
[INFO] [stdout] 9e87655135a3aeb3dea9944462ab57b2c961bd5374815097726fda4c1c35f876
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d402b23edd4bb63f8547bef53b6c36548676b58ca1e36cbd269863d688436726
[INFO] running `Command { std: "docker" "start" "-a" "d402b23edd4bb63f8547bef53b6c36548676b58ca1e36cbd269863d688436726", kill_on_drop: false }`
[INFO] [stderr] warning: constant `RED` is never used
[INFO] [stderr]  --> src/lib.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const RED: &str = "\u{001b}[31m";
[INFO] [stderr]   |       ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `stf-runner` (lib) generated 1 warning
[INFO] [stderr] warning: `stf-runner` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stf_runner-703539ae8dd15d00)
[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 stf_runner
[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" "d402b23edd4bb63f8547bef53b6c36548676b58ca1e36cbd269863d688436726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d402b23edd4bb63f8547bef53b6c36548676b58ca1e36cbd269863d688436726", kill_on_drop: false }`
[INFO] [stdout] d402b23edd4bb63f8547bef53b6c36548676b58ca1e36cbd269863d688436726