[INFO] updating cached repository lreynolds18/maze-solver [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/lreynolds18/maze-solver [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/lreynolds18/maze-solver" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/lreynolds18/maze-solver"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/lreynolds18/maze-solver'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/lreynolds18/maze-solver" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/lreynolds18/maze-solver"` [INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/lreynolds18/maze-solver'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5f8025d73c2046ad6dabd37e51c1e8c2d8f72b73 [INFO] sha for GitHub repo lreynolds18/maze-solver: 5f8025d73c2046ad6dabd37e51c1e8c2d8f72b73 [INFO] validating manifest of lreynolds18/maze-solver on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of lreynolds18/maze-solver on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing lreynolds18/maze-solver [INFO] finished frobbing lreynolds18/maze-solver [INFO] frobbed toml for lreynolds18/maze-solver written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/lreynolds18/maze-solver/Cargo.toml [INFO] started frobbing lreynolds18/maze-solver [INFO] finished frobbing lreynolds18/maze-solver [INFO] frobbed toml for lreynolds18/maze-solver written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/lreynolds18/maze-solver/Cargo.toml [INFO] crate lreynolds18/maze-solver has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking lreynolds18/maze-solver against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-1/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/lreynolds18/maze-solver:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] cd31d212af0f4f2d3e465eda0bfaa5796ca4ff2ca323d6f59a292f51ed36fd08 [INFO] running `"docker" "start" "-a" "cd31d212af0f4f2d3e465eda0bfaa5796ca4ff2ca323d6f59a292f51ed36fd08"` [INFO] [stderr] Compiling bitflags v1.0.0 [INFO] [stderr] Checking arrayvec v0.4.6 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking rayon-core v1.2.1 [INFO] [stderr] Checking png v0.10.0 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.19 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Checking rusttype v0.2.3 [INFO] [stderr] Checking rayon v0.8.2 [INFO] [stderr] Checking piston2d-graphics v0.22.0 [INFO] [stderr] Compiling gl_generator v0.6.1 [INFO] [stderr] Checking jpeg-decoder v0.1.13 [INFO] [stderr] Checking image v0.16.0 [INFO] [stderr] Compiling gl v0.6.5 [INFO] [stderr] Checking pistoncore-input v0.19.0 [INFO] [stderr] Checking pistoncore-window v0.29.0 [INFO] [stderr] Checking pistoncore-event_loop v0.34.0 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Checking piston v0.34.0 [INFO] [stderr] Checking dlib v0.3.1 [INFO] [stderr] Checking wayland-sys v0.9.10 [INFO] [stderr] Checking wayland-client v0.9.10 [INFO] [stderr] Checking piston2d-opengl_graphics v0.47.0 [INFO] [stderr] Checking wayland-protocols v0.9.10 [INFO] [stderr] Checking wayland-kbd v0.9.1 [INFO] [stderr] Checking wayland-window v0.7.0 [INFO] [stderr] Checking winit v0.7.6 [INFO] [stderr] Checking glutin v0.9.2 [INFO] [stderr] Checking pistoncore-glutin_window v0.40.1 [INFO] [stderr] Checking maze_solver v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: struct is never constructed: `MazeSolver` [INFO] [stderr] --> src/main.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | struct MazeSolver { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `dfs` [INFO] [stderr] --> src/main.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn dfs() {} [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bfs` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | fn bfs() {} [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `a_star` [INFO] [stderr] --> src/main.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn a_star() {} [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: missing documentation for crate [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / #![deny(missing_docs)] [INFO] [stderr] 2 | | [INFO] [stderr] 3 | | extern crate piston; [INFO] [stderr] 4 | | extern crate graphics; [INFO] [stderr] ... | [INFO] [stderr] 155 | | screen.run(); [INFO] [stderr] 156 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/main.rs:1:9 [INFO] [stderr] | [INFO] [stderr] 1 | #![deny(missing_docs)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `MazeSolver` [INFO] [stderr] --> src/main.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | struct MazeSolver { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `dfs` [INFO] [stderr] --> src/main.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn dfs() {} [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bfs` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | fn bfs() {} [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `a_star` [INFO] [stderr] --> src/main.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn a_star() {} [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `maze_solver`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "cd31d212af0f4f2d3e465eda0bfaa5796ca4ff2ca323d6f59a292f51ed36fd08"` [INFO] running `"docker" "rm" "-f" "cd31d212af0f4f2d3e465eda0bfaa5796ca4ff2ca323d6f59a292f51ed36fd08"` [INFO] [stdout] cd31d212af0f4f2d3e465eda0bfaa5796ca4ff2ca323d6f59a292f51ed36fd08