[INFO] updating cached repository https://github.com/voetsjoeba/nonogram-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5d7a7ca7d782b574c3eb176e50b74427f6b7e01a [INFO] checking voetsjoeba/nonogram-rs against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoetsjoeba%2Fnonogram-rs" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/voetsjoeba/nonogram-rs on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7 [INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/voetsjoeba/nonogram-rs [INFO] finished tweaking git repo https://github.com/voetsjoeba/nonogram-rs [INFO] tweaked toml for git repo https://github.com/voetsjoeba/nonogram-rs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/voetsjoeba/nonogram-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5c5dc2612fe2e2190bf5f822a0ded91f0e56c7763a9e1eed01579d3e0cd582b1 [INFO] running `"docker" "start" "-a" "5c5dc2612fe2e2190bf5f822a0ded91f0e56c7763a9e1eed01579d3e0cd582b1"` [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking wayland-commons v0.21.13 [INFO] [stderr] Checking pistoncore-input v0.28.0 [INFO] [stderr] Checking piston2d-graphics v0.35.0 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking wayland-client v0.21.13 [INFO] [stderr] Checking rayon-core v1.6.0 [INFO] [stderr] Checking pistoncore-window v0.44.0 [INFO] [stderr] Checking wayland-protocols v0.21.13 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Checking pistoncore-event_loop v0.49.0 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Checking smithay-client-toolkit v0.4.6 [INFO] [stderr] Checking piston v0.49.0 [INFO] [stderr] Checking image v0.22.3 [INFO] [stderr] Checking winit v0.19.4 [INFO] [stderr] Checking glutin v0.21.1 [INFO] [stderr] Checking piston2d-opengl_graphics v0.70.0 [INFO] [stderr] Checking pistoncore-glutin_window v0.63.0 [INFO] [stderr] Checking nonogram v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `d` [INFO] [stderr] --> src/ui.rs:42:33 [INFO] [stderr] | [INFO] [stderr] 42 | ... Ok((d,i,changes)) => { } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_d` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/ui.rs:42:35 [INFO] [stderr] | [INFO] [stderr] 42 | ... Ok((d,i,changes)) => { } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `changes` [INFO] [stderr] --> src/ui.rs:42:37 [INFO] [stderr] | [INFO] [stderr] 42 | ... Ok((d,i,changes)) => { } [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_changes` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | let mut puzzle = Puzzle::from_yaml(doc); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `d` [INFO] [stderr] --> src/ui.rs:42:33 [INFO] [stderr] | [INFO] [stderr] 42 | ... Ok((d,i,changes)) => { } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_d` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/ui.rs:42:35 [INFO] [stderr] | [INFO] [stderr] 42 | ... Ok((d,i,changes)) => { } [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `changes` [INFO] [stderr] --> src/ui.rs:42:37 [INFO] [stderr] | [INFO] [stderr] 42 | ... Ok((d,i,changes)) => { } [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_changes` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:229:9 [INFO] [stderr] | [INFO] [stderr] 229 | let mut puzzle = Puzzle::from_yaml(doc); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 15s [INFO] running `"docker" "inspect" "5c5dc2612fe2e2190bf5f822a0ded91f0e56c7763a9e1eed01579d3e0cd582b1"` [INFO] running `"docker" "rm" "-f" "5c5dc2612fe2e2190bf5f822a0ded91f0e56c7763a9e1eed01579d3e0cd582b1"` [INFO] [stdout] 5c5dc2612fe2e2190bf5f822a0ded91f0e56c7763a9e1eed01579d3e0cd582b1