[INFO] fetching crate dihedral 0.0.4...
[INFO] checking dihedral-0.0.4 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate dihedral 0.0.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dihedral 0.0.4 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dihedral 0.0.4
[INFO] finished tweaking crates.io crate dihedral 0.0.4
[INFO] tweaked toml for crates.io crate dihedral 0.0.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate dihedral 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a32748b07f001f401df9456ad837e753ec6d3701a9e0eb0d5f9f8aa1d43d465f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a32748b07f001f401df9456ad837e753ec6d3701a9e0eb0d5f9f8aa1d43d465f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a32748b07f001f401df9456ad837e753ec6d3701a9e0eb0d5f9f8aa1d43d465f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32748b07f001f401df9456ad837e753ec6d3701a9e0eb0d5f9f8aa1d43d465f", kill_on_drop: false }`
[INFO] [stdout] a32748b07f001f401df9456ad837e753ec6d3701a9e0eb0d5f9f8aa1d43d465f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cf72400ff47b5ea4678c3c44d05c065d07c99c2a913adc280fd9646c015e902
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7cf72400ff47b5ea4678c3c44d05c065d07c99c2a913adc280fd9646c015e902", kill_on_drop: false }`
[INFO] [stderr]     Checking dihedral v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `seq`
[INFO] [stdout]   --> examples/atom2angle.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let seq = vec![P0, P1, P2, P3, P4, P5, P6, P7];
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_seq`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7cf72400ff47b5ea4678c3c44d05c065d07c99c2a913adc280fd9646c015e902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf72400ff47b5ea4678c3c44d05c065d07c99c2a913adc280fd9646c015e902", kill_on_drop: false }`
[INFO] [stdout] 7cf72400ff47b5ea4678c3c44d05c065d07c99c2a913adc280fd9646c015e902