[INFO] cloning repository https://github.com/Phlosioneer/polyomino-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Phlosioneer/polyomino-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhlosioneer%2Fpolyomino-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhlosioneer%2Fpolyomino-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b91eeb3f43129deb20c8d844d8da46d8e24b5f6
[INFO] checking Phlosioneer/polyomino-generator against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhlosioneer%2Fpolyomino-generator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Phlosioneer/polyomino-generator
[INFO] finished tweaking git repo https://github.com/Phlosioneer/polyomino-generator
[INFO] tweaked toml for git repo https://github.com/Phlosioneer/polyomino-generator written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Phlosioneer/polyomino-generator on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Phlosioneer/polyomino-generator 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 430efc064d35724cf361ad03f7bdbb810399f3f2f6fd13f2d11ffa53a71ddec1
[INFO] running `Command { std: "docker" "start" "-a" "430efc064d35724cf361ad03f7bdbb810399f3f2f6fd13f2d11ffa53a71ddec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "430efc064d35724cf361ad03f7bdbb810399f3f2f6fd13f2d11ffa53a71ddec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430efc064d35724cf361ad03f7bdbb810399f3f2f6fd13f2d11ffa53a71ddec1", kill_on_drop: false }`
[INFO] [stdout] 430efc064d35724cf361ad03f7bdbb810399f3f2f6fd13f2d11ffa53a71ddec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8ab6703401732a4f45c5775ac68e40f978b4e585588022617233748ecccfaa2
[INFO] running `Command { std: "docker" "start" "-a" "f8ab6703401732a4f45c5775ac68e40f978b4e585588022617233748ecccfaa2", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking polyomino-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `from_flips`, `from_index`, `mirror_horizontal`, `mirror_vertical`, and `rotate` are never used
[INFO] [stdout]   --> src/symmetry.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Symmetry {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn from_flips(horizontal: bool, vertical: bool, diagonal: bool) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn from_index(index: usize) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn mirror_horizontal(mut self) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn mirror_vertical(mut self) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn rotate(mut self, mut clockwise: i8) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_index`, `mirror_horizontal`, `mirror_vertical`, and `rotate` are never used
[INFO] [stdout]   --> src/symmetry.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl Symmetry {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn from_index(index: usize) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn mirror_horizontal(mut self) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn mirror_vertical(mut self) -> Symmetry {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn rotate(mut self, mut clockwise: i8) -> Symmetry {
[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 1.04s
[INFO] running `Command { std: "docker" "inspect" "f8ab6703401732a4f45c5775ac68e40f978b4e585588022617233748ecccfaa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ab6703401732a4f45c5775ac68e40f978b4e585588022617233748ecccfaa2", kill_on_drop: false }`
[INFO] [stdout] f8ab6703401732a4f45c5775ac68e40f978b4e585588022617233748ecccfaa2
