[INFO] updating cached repository https://github.com/canufeel/maze [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] e9ddff80d724235f24234f7182c6297b8f1995f7 [INFO] testing canufeel/maze against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanufeel%2Fmaze" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/canufeel/maze on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/canufeel/maze [INFO] finished tweaking git repo https://github.com/canufeel/maze [INFO] tweaked toml for git repo https://github.com/canufeel/maze written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/canufeel/maze already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d765d1dc33635920b4878f1c2bb561c713553d060b908c347439e233506dec2a [INFO] running `"docker" "start" "-a" "d765d1dc33635920b4878f1c2bb561c713553d060b908c347439e233506dec2a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.60 [INFO] [stderr] Compiling bumpalo v3.2.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.60 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.60 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.60 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.60 [INFO] [stderr] Compiling js-sys v0.3.37 [INFO] [stderr] Compiling web-sys v0.3.37 [INFO] [stderr] Compiling maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> rs/disjoint_set.rs:53:12 [INFO] [stderr] | [INFO] [stderr] 53 | Some(x) => false, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key_code` [INFO] [stderr] --> rs/boundary.rs:204:11 [INFO] [stderr] | [INFO] [stderr] 204 | let key_code = event.key_code(); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_code` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `debug` [INFO] [stderr] --> rs/disjoint_set.rs:14:10 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn debug(&self) -> vec::Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `debug` [INFO] [stderr] --> rs/maze.rs:119:10 [INFO] [stderr] | [INFO] [stderr] 119 | pub fn debug(&self) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 51.06s [INFO] running `"docker" "inspect" "d765d1dc33635920b4878f1c2bb561c713553d060b908c347439e233506dec2a"` [INFO] running `"docker" "rm" "-f" "d765d1dc33635920b4878f1c2bb561c713553d060b908c347439e233506dec2a"` [INFO] [stdout] d765d1dc33635920b4878f1c2bb561c713553d060b908c347439e233506dec2a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 71eefb252737b6e2858351752c44fbd78bd220f97f229d9c98dd67b7173583ed [INFO] running `"docker" "start" "-a" "71eefb252737b6e2858351752c44fbd78bd220f97f229d9c98dd67b7173583ed"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling maze v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> rs/disjoint_set.rs:53:12 [INFO] [stderr] | [INFO] [stderr] 53 | Some(x) => false, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `maze` [INFO] [stderr] --> rs/maze.rs:158:9 [INFO] [stderr] | [INFO] [stderr] 158 | let maze = Maze::new( [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_maze` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_api` [INFO] [stderr] --> rs/screen_buffer.rs:195:9 [INFO] [stderr] | [INFO] [stderr] 195 | let draw_api = |_: usize, _: usize, _: Color| {}; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_api` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_apply` [INFO] [stderr] --> rs/screen_buffer.rs:196:9 [INFO] [stderr] | [INFO] [stderr] 196 | let draw_apply = || {}; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_apply` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> rs/screen_buffer.rs:197:9 [INFO] [stderr] | [INFO] [stderr] 197 | let buf = ScreenBuffer::new( [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_api` [INFO] [stderr] --> rs/screen_buffer.rs:218:9 [INFO] [stderr] | [INFO] [stderr] 218 | let draw_api = |_: usize, _: usize, _: Color| {}; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_api` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_apply` [INFO] [stderr] --> rs/screen_buffer.rs:219:9 [INFO] [stderr] | [INFO] [stderr] 219 | let draw_apply = || {}; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_apply` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_apply` [INFO] [stderr] --> rs/screen_buffer.rs:220:9 [INFO] [stderr] | [INFO] [stderr] 220 | let draw_apply = || {}; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_apply` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> rs/screen_buffer.rs:183:28 [INFO] [stderr] | [INFO] [stderr] 183 | fn draw_api(&mut self, x: usize, y: usize, color: Color) {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> rs/screen_buffer.rs:183:38 [INFO] [stderr] | [INFO] [stderr] 183 | fn draw_api(&mut self, x: usize, y: usize, color: Color) {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `color` [INFO] [stderr] --> rs/screen_buffer.rs:183:48 [INFO] [stderr] | [INFO] [stderr] 183 | fn draw_api(&mut self, x: usize, y: usize, color: Color) {} [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_color` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> rs/screen_buffer.rs:186:7 [INFO] [stderr] | [INFO] [stderr] 186 | size: usize, [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> rs/screen_buffer.rs:187:7 [INFO] [stderr] | [INFO] [stderr] 187 | x: usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> rs/screen_buffer.rs:188:7 [INFO] [stderr] | [INFO] [stderr] 188 | y: usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `color` [INFO] [stderr] --> rs/screen_buffer.rs:189:7 [INFO] [stderr] | [INFO] [stderr] 189 | color: Color [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_color` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key_code` [INFO] [stderr] --> rs/boundary.rs:204:11 [INFO] [stderr] | [INFO] [stderr] 204 | let key_code = event.key_code(); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_code` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `debug` [INFO] [stderr] --> rs/disjoint_set.rs:14:10 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn debug(&self) -> vec::Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `debug` [INFO] [stderr] --> rs/maze.rs:119:10 [INFO] [stderr] | [INFO] [stderr] 119 | pub fn debug(&self) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 18 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.46s [INFO] running `"docker" "inspect" "71eefb252737b6e2858351752c44fbd78bd220f97f229d9c98dd67b7173583ed"` [INFO] running `"docker" "rm" "-f" "71eefb252737b6e2858351752c44fbd78bd220f97f229d9c98dd67b7173583ed"` [INFO] [stdout] 71eefb252737b6e2858351752c44fbd78bd220f97f229d9c98dd67b7173583ed [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e991baf1f76a46a4ffc82fbd36b3ab6ab667dc46e1b71adb0048c4f83e3624c0 [INFO] running `"docker" "start" "-a" "e991baf1f76a46a4ffc82fbd36b3ab6ab667dc46e1b71adb0048c4f83e3624c0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> rs/disjoint_set.rs:53:12 [INFO] [stderr] | [INFO] [stderr] 53 | Some(x) => false, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `maze` [INFO] [stderr] --> rs/maze.rs:158:9 [INFO] [stderr] | [INFO] [stderr] 158 | let maze = Maze::new( [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_maze` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_api` [INFO] [stderr] --> rs/screen_buffer.rs:195:9 [INFO] [stderr] | [INFO] [stderr] 195 | let draw_api = |_: usize, _: usize, _: Color| {}; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_api` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_apply` [INFO] [stderr] --> rs/screen_buffer.rs:196:9 [INFO] [stderr] | [INFO] [stderr] 196 | let draw_apply = || {}; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_apply` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> rs/screen_buffer.rs:197:9 [INFO] [stderr] | [INFO] [stderr] 197 | let buf = ScreenBuffer::new( [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_api` [INFO] [stderr] --> rs/screen_buffer.rs:218:9 [INFO] [stderr] | [INFO] [stderr] 218 | let draw_api = |_: usize, _: usize, _: Color| {}; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_api` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_apply` [INFO] [stderr] --> rs/screen_buffer.rs:219:9 [INFO] [stderr] | [INFO] [stderr] 219 | let draw_apply = || {}; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_apply` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `draw_apply` [INFO] [stderr] --> rs/screen_buffer.rs:220:9 [INFO] [stderr] | [INFO] [stderr] 220 | let draw_apply = || {}; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_draw_apply` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> rs/screen_buffer.rs:183:28 [INFO] [stderr] | [INFO] [stderr] 183 | fn draw_api(&mut self, x: usize, y: usize, color: Color) {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> rs/screen_buffer.rs:183:38 [INFO] [stderr] | [INFO] [stderr] 183 | fn draw_api(&mut self, x: usize, y: usize, color: Color) {} [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `color` [INFO] [stderr] --> rs/screen_buffer.rs:183:48 [INFO] [stderr] | [INFO] [stderr] 183 | fn draw_api(&mut self, x: usize, y: usize, color: Color) {} [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_color` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> rs/screen_buffer.rs:186:7 [INFO] [stderr] | [INFO] [stderr] 186 | size: usize, [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> rs/screen_buffer.rs:187:7 [INFO] [stderr] | [INFO] [stderr] 187 | x: usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> rs/screen_buffer.rs:188:7 [INFO] [stderr] | [INFO] [stderr] 188 | y: usize, [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `color` [INFO] [stderr] --> rs/screen_buffer.rs:189:7 [INFO] [stderr] | [INFO] [stderr] 189 | color: Color [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_color` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key_code` [INFO] [stderr] --> rs/boundary.rs:204:11 [INFO] [stderr] | [INFO] [stderr] 204 | let key_code = event.key_code(); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_code` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `debug` [INFO] [stderr] --> rs/disjoint_set.rs:14:10 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn debug(&self) -> vec::Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `debug` [INFO] [stderr] --> rs/maze.rs:119:10 [INFO] [stderr] | [INFO] [stderr] 119 | pub fn debug(&self) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 18 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/maze-11abf97df55af3b8 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test screen_buffer::tests::can_construct_screen_buffer ... ok [INFO] [stdout] test screen_buffer::tests::can_fill_buffer ... ok [INFO] [stdout] test maze::tests::can_construct_maze ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "e991baf1f76a46a4ffc82fbd36b3ab6ab667dc46e1b71adb0048c4f83e3624c0"` [INFO] running `"docker" "rm" "-f" "e991baf1f76a46a4ffc82fbd36b3ab6ab667dc46e1b71adb0048c4f83e3624c0"` [INFO] [stdout] e991baf1f76a46a4ffc82fbd36b3ab6ab667dc46e1b71adb0048c4f83e3624c0