[INFO] fetching crate polyzero 0.0.1...
[INFO] checking polyzero-0.0.1 against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] extracting crate polyzero 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate polyzero 0.0.1
[INFO] finished tweaking crates.io crate polyzero 0.0.1
[INFO] tweaked toml for crates.io crate polyzero 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polyzero 0.0.1 on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polyzero 0.0.1 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon-core v1.12.0
[INFO] [stderr]   Downloaded either v1.9.0
[INFO] [stderr]   Downloaded num-complex v0.4.4
[INFO] [stderr]   Downloaded rayon v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de
[INFO] running `Command { std: "docker" "start" "e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking polyzero v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `newt` and `samp`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use polyzero::{newt, samp, Complex, Pol};
[INFO] [stdout]   |                ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `newt` and `samp`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use polyzero::{newt, samp, Complex, Pol};
[INFO] [stdout]   |                ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de", kill_on_drop: false }`
[INFO] [stdout] e1f427fea27ed374fd900ee7166f3f330ce348f3e05b21833c0cf1e54ee3b4de
