[INFO] cloning repository https://github.com/hsanzg/exact-covers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsanzg/exact-covers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsanzg%2Fexact-covers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsanzg%2Fexact-covers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b6abf3f96554f859b124935c0476673998fe291
[INFO] checking hsanzg/exact-covers against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsanzg%2Fexact-covers" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hsanzg/exact-covers
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/hsanzg/exact-covers
[INFO] tweaked toml for git repo https://github.com/hsanzg/exact-covers written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hsanzg/exact-covers 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 git repo https://github.com/hsanzg/exact-covers 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] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | homepage = "https://github.com/hsanzg/exact-covers"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 | repository = "https://github.com/hsanzg/exact-covers"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `exact-covers` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded allocator-api2 v0.4.0
[INFO] [stderr]   Downloaded smallvec v2.0.0-beta.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e
[INFO] running `Command { std: "docker" "start" "9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e", 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" "9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e", 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" "9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | homepage = "https://github.com/hsanzg/exact-covers"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 23 | repository = "https://github.com/hsanzg/exact-covers"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `exact-covers` (manifest) generated 1 warning
[INFO] [stderr]     Checking allocator-api2 v0.4.0
[INFO] [stderr]     Checking exact-covers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking smallvec v2.0.0-beta.1
[INFO] [stdout] warning: method `cubie_count` is never used
[INFO] [stdout]   --> examples/common/polycubes.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<const N: usize> Polycube<N> {
[INFO] [stdout]    | -------------------------------- method in this implementation
[INFO] [stdout] 14 |   /// Returns the number of cubies in the $n$-polycube.
[INFO] [stdout] 15 |   pub fn cubie_count(&self) -> usize {
[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 1.58s
[INFO] running `Command { std: "docker" "inspect" "9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e", kill_on_drop: false }`
[INFO] [stdout] 9868d14328c673f6c974d940801c025bf32eafdfa7a12418d9dd4b444e706c2e
