[INFO] fetching crate dihedral 0.0.4...
[INFO] checking dihedral-0.0.4 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate dihedral 0.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dihedral 0.0.4 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00e47a8cccdbd8d8d21ffa735eed14076b852962f68685742437dff3b79abb94
[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" "00e47a8cccdbd8d8d21ffa735eed14076b852962f68685742437dff3b79abb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00e47a8cccdbd8d8d21ffa735eed14076b852962f68685742437dff3b79abb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e47a8cccdbd8d8d21ffa735eed14076b852962f68685742437dff3b79abb94", kill_on_drop: false }`
[INFO] [stdout] 00e47a8cccdbd8d8d21ffa735eed14076b852962f68685742437dff3b79abb94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ac9f1dadcb3a7d7e8ea665ffb021deb712630f4e3f3b6ab4cfd566b616b273d
[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" "3ac9f1dadcb3a7d7e8ea665ffb021deb712630f4e3f3b6ab4cfd566b616b273d", 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 0.27s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ac9f1dadcb3a7d7e8ea665ffb021deb712630f4e3f3b6ab4cfd566b616b273d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac9f1dadcb3a7d7e8ea665ffb021deb712630f4e3f3b6ab4cfd566b616b273d", kill_on_drop: false }`
[INFO] [stdout] 3ac9f1dadcb3a7d7e8ea665ffb021deb712630f4e3f3b6ab4cfd566b616b273d