[INFO] cloning repository https://github.com/Killavus/rust-graceful-kb-interrupt-handling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Killavus/rust-graceful-kb-interrupt-handling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKillavus%2Frust-graceful-kb-interrupt-handling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKillavus%2Frust-graceful-kb-interrupt-handling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1714d07cc16394d050f630aafd734244f4b37dc9
[INFO] testing Killavus/rust-graceful-kb-interrupt-handling against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKillavus%2Frust-graceful-kb-interrupt-handling" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Killavus/rust-graceful-kb-interrupt-handling
[INFO] finished tweaking git repo https://github.com/Killavus/rust-graceful-kb-interrupt-handling
[INFO] tweaked toml for git repo https://github.com/Killavus/rust-graceful-kb-interrupt-handling written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Killavus/rust-graceful-kb-interrupt-handling on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Killavus/rust-graceful-kb-interrupt-handling 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.57
[INFO] [stderr]   Downloaded ctrlc v3.1.4
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bf06bd88adb0d81dbeec91516d4470e1beef5ab79dae89fc8fbdec0fb328ed2
[INFO] running `Command { std: "docker" "start" "-a" "5bf06bd88adb0d81dbeec91516d4470e1beef5ab79dae89fc8fbdec0fb328ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bf06bd88adb0d81dbeec91516d4470e1beef5ab79dae89fc8fbdec0fb328ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf06bd88adb0d81dbeec91516d4470e1beef5ab79dae89fc8fbdec0fb328ed2", kill_on_drop: false }`
[INFO] [stdout] 5bf06bd88adb0d81dbeec91516d4470e1beef5ab79dae89fc8fbdec0fb328ed2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eedd03b2e988c57d9b2d256ce3e6c9bc534c82494210bebb668d9db62bb561bf
[INFO] running `Command { std: "docker" "start" "-a" "eedd03b2e988c57d9b2d256ce3e6c9bc534c82494210bebb668d9db62bb561bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling ctrlc v3.1.4
[INFO] [stderr]    Compiling rust-graceful-kb-interrupt-handling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pool`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let pool = rayon::ThreadPoolBuilder::new()
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     ctrlc::set_handler(move || dref.shutdown());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let _ = ctrlc::set_handler(move || dref.shutdown());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "eedd03b2e988c57d9b2d256ce3e6c9bc534c82494210bebb668d9db62bb561bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eedd03b2e988c57d9b2d256ce3e6c9bc534c82494210bebb668d9db62bb561bf", kill_on_drop: false }`
[INFO] [stdout] eedd03b2e988c57d9b2d256ce3e6c9bc534c82494210bebb668d9db62bb561bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 312da60362df4742bb0db5577df2f3641fcd3c7c84d1fa9c2b6d326581eb72ca
[INFO] running `Command { std: "docker" "start" "-a" "312da60362df4742bb0db5577df2f3641fcd3c7c84d1fa9c2b6d326581eb72ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-graceful-kb-interrupt-handling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pool`
[INFO] [stdout]   --> src/main.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let pool = rayon::ThreadPoolBuilder::new()
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     ctrlc::set_handler(move || dref.shutdown());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let _ = ctrlc::set_handler(move || dref.shutdown());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "312da60362df4742bb0db5577df2f3641fcd3c7c84d1fa9c2b6d326581eb72ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312da60362df4742bb0db5577df2f3641fcd3c7c84d1fa9c2b6d326581eb72ca", kill_on_drop: false }`
[INFO] [stdout] 312da60362df4742bb0db5577df2f3641fcd3c7c84d1fa9c2b6d326581eb72ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 234f2610cc38f9631fd94eeaa0a9ef3f53a9f244cb696f1c5d426f8933f52b0e
[INFO] running `Command { std: "docker" "start" "-a" "234f2610cc38f9631fd94eeaa0a9ef3f53a9f244cb696f1c5d426f8933f52b0e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]   --> src/main.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |             let pool = rayon::ThreadPoolBuilder::new()
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     ctrlc::set_handler(move || dref.shutdown());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let _ = ctrlc::set_handler(move || dref.shutdown());
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-graceful-kb-interrupt-handling` (bin "rust-graceful-kb-interrupt-handling" test) generated 2 warnings (run `cargo fix --bin "rust-graceful-kb-interrupt-handling" -p rust-graceful-kb-interrupt-handling --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_graceful_kb_interrupt_handling-dfbfbe3429ea9bdc)
[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" "234f2610cc38f9631fd94eeaa0a9ef3f53a9f244cb696f1c5d426f8933f52b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234f2610cc38f9631fd94eeaa0a9ef3f53a9f244cb696f1c5d426f8933f52b0e", kill_on_drop: false }`
[INFO] [stdout] 234f2610cc38f9631fd94eeaa0a9ef3f53a9f244cb696f1c5d426f8933f52b0e
