[INFO] cloning repository https://github.com/loovjo/fingertricks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loovjo/fingertricks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Ffingertricks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Ffingertricks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44aea1264032a72829b6399a58e80667b1604d61
[INFO] checking loovjo/fingertricks against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floovjo%2Ffingertricks" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loovjo/fingertricks on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/loovjo/fingertricks
[INFO] finished tweaking git repo https://github.com/loovjo/fingertricks
[INFO] tweaked toml for git repo https://github.com/loovjo/fingertricks written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/loovjo/fingertricks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67ab7c9c77315402b53ed12b81cf38a054dd8d62117d23a3f9da46172e897c48
[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" "67ab7c9c77315402b53ed12b81cf38a054dd8d62117d23a3f9da46172e897c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67ab7c9c77315402b53ed12b81cf38a054dd8d62117d23a3f9da46172e897c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ab7c9c77315402b53ed12b81cf38a054dd8d62117d23a3f9da46172e897c48", kill_on_drop: false }`
[INFO] [stdout] 67ab7c9c77315402b53ed12b81cf38a054dd8d62117d23a3f9da46172e897c48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a4656af3695c8b6b8351f5b2b4156b23caccfb2cc3bf3a848ef850314d4af9e
[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" "3a4656af3695c8b6b8351f5b2b4156b23caccfb2cc3bf3a848ef850314d4af9e", kill_on_drop: false }`
[INFO] [stderr]     Checking fingertricks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `MoveDirection`, `Side`
[INFO] [stdout]  --> src/moves.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::absolute_moves::{AbsMove, MoveDirection, Side};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/moves.rs:73:11
[INFO] [stdout]    |
[INFO] [stdout] 73 |         };;
[INFO] [stdout]    |           ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MoveDirection`, `Side`
[INFO] [stdout]  --> src/moves.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::absolute_moves::{AbsMove, MoveDirection, Side};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/moves.rs:73:11
[INFO] [stdout]    |
[INFO] [stdout] 73 |         };;
[INFO] [stdout]    |           ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus2`
[INFO] [stdout]    --> src/moves.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 |     Minus2,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Regrip`
[INFO] [stdout]    --> src/moves.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     Regrip(HandGrip),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `combine`
[INFO] [stdout]   --> src/rotation.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn combine(self, other: FullCubeRotation) -> FullCubeRotation {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decompose`
[INFO] [stdout]    --> src/rotation.rs:616:12
[INFO] [stdout]     |
[INFO] [stdout] 616 |     pub fn decompose(self) -> Vec<BaseCubeRotation> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus2`
[INFO] [stdout]    --> src/moves.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 |     Minus2,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Regrip`
[INFO] [stdout]    --> src/moves.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     Regrip(HandGrip),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `combine`
[INFO] [stdout]   --> src/rotation.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn combine(self, other: FullCubeRotation) -> FullCubeRotation {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decompose`
[INFO] [stdout]    --> src/rotation.rs:616:12
[INFO] [stdout]     |
[INFO] [stdout] 616 |     pub fn decompose(self) -> Vec<BaseCubeRotation> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "3a4656af3695c8b6b8351f5b2b4156b23caccfb2cc3bf3a848ef850314d4af9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4656af3695c8b6b8351f5b2b4156b23caccfb2cc3bf3a848ef850314d4af9e", kill_on_drop: false }`
[INFO] [stdout] 3a4656af3695c8b6b8351f5b2b4156b23caccfb2cc3bf3a848ef850314d4af9e