[INFO] fetching crate stf-runner 0.1.0...
[INFO] testing stf-runner-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate stf-runner 0.1.0 into /workspace/builds/worker-3-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stf-runner 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6db8f84ee03fcfd4dd62f2baf929c6f962d9f64ba1642cc88505faa626bc332
[INFO] running `Command { std: "docker" "start" "-a" "c6db8f84ee03fcfd4dd62f2baf929c6f962d9f64ba1642cc88505faa626bc332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6db8f84ee03fcfd4dd62f2baf929c6f962d9f64ba1642cc88505faa626bc332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6db8f84ee03fcfd4dd62f2baf929c6f962d9f64ba1642cc88505faa626bc332", kill_on_drop: false }`
[INFO] [stdout] c6db8f84ee03fcfd4dd62f2baf929c6f962d9f64ba1642cc88505faa626bc332
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73a0dcf8ce89b2629958d8c0ec21032b041065d0375f8b4475ea6e9b9632732f
[INFO] running `Command { std: "docker" "start" "-a" "73a0dcf8ce89b2629958d8c0ec21032b041065d0375f8b4475ea6e9b9632732f", 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 0.18s
[INFO] running `Command { std: "docker" "inspect" "73a0dcf8ce89b2629958d8c0ec21032b041065d0375f8b4475ea6e9b9632732f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a0dcf8ce89b2629958d8c0ec21032b041065d0375f8b4475ea6e9b9632732f", kill_on_drop: false }`
[INFO] [stdout] 73a0dcf8ce89b2629958d8c0ec21032b041065d0375f8b4475ea6e9b9632732f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b70bb42b7cc42d754014b8b7fe4f84e473e40d70c2fe7f86fa24302cda6f7837
[INFO] running `Command { std: "docker" "start" "-a" "b70bb42b7cc42d754014b8b7fe4f84e473e40d70c2fe7f86fa24302cda6f7837", 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] [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 0.28s
[INFO] running `Command { std: "docker" "inspect" "b70bb42b7cc42d754014b8b7fe4f84e473e40d70c2fe7f86fa24302cda6f7837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70bb42b7cc42d754014b8b7fe4f84e473e40d70c2fe7f86fa24302cda6f7837", kill_on_drop: false }`
[INFO] [stdout] b70bb42b7cc42d754014b8b7fe4f84e473e40d70c2fe7f86fa24302cda6f7837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 676c168bbc7b45fe5c7a49ad4af5df3b1023fea3659071517e8e03eb2282527e
[INFO] running `Command { std: "docker" "start" "-a" "676c168bbc7b45fe5c7a49ad4af5df3b1023fea3659071517e8e03eb2282527e", 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 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stf_runner-423fb5ecc9f8aff7)
[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" "676c168bbc7b45fe5c7a49ad4af5df3b1023fea3659071517e8e03eb2282527e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "676c168bbc7b45fe5c7a49ad4af5df3b1023fea3659071517e8e03eb2282527e", kill_on_drop: false }`
[INFO] [stdout] 676c168bbc7b45fe5c7a49ad4af5df3b1023fea3659071517e8e03eb2282527e