[INFO] updating cached repository Crimack/snake.rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Crimack/snake.rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Crimack/snake.rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/Crimack/snake.rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Crimack/snake.rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Crimack/snake.rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Crimack/snake.rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Crimack/snake.rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 642a100828cca72083fbf9643841fe9bac8bb6a3 [INFO] sha for GitHub repo Crimack/snake.rs: 642a100828cca72083fbf9643841fe9bac8bb6a3 [INFO] validating manifest of Crimack/snake.rs on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Crimack/snake.rs on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Crimack/snake.rs [INFO] finished frobbing Crimack/snake.rs [INFO] frobbed toml for Crimack/snake.rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/Crimack/snake.rs/Cargo.toml [INFO] started frobbing Crimack/snake.rs [INFO] finished frobbing Crimack/snake.rs [INFO] frobbed toml for Crimack/snake.rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Crimack/snake.rs/Cargo.toml [INFO] crate Crimack/snake.rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Crimack/snake.rs against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Crimack/snake.rs:/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] d5318ae701117a96ad69cb26c856f0466dea2f765d9ea85f128ade7e3c694803 [INFO] running `"docker" "start" "-a" "d5318ae701117a96ad69cb26c856f0466dea2f765d9ea85f128ade7e3c694803"` [INFO] [stderr] Compiling khronos_api v2.1.0 [INFO] [stderr] Compiling remove_dir_all v0.5.0 [INFO] [stderr] Compiling rand_core v0.1.0-pre.0 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling x11-dl v2.17.3 [INFO] [stderr] Compiling num-integer v0.1.36 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling inflate v0.3.4 [INFO] [stderr] Compiling stb_truetype v0.2.2 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling tempfile v3.0.0 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-iter v0.1.35 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling rand v0.5.0-pre.0 [INFO] [stderr] Compiling rusttype v0.4.3 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling wayland-sys v0.12.5 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling piston2d-graphics v0.26.0 [INFO] [stderr] Compiling rayon v1.0.1 [INFO] [stderr] Compiling wayland-scanner v0.12.5 [INFO] [stderr] Compiling gl_generator v0.8.0 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Compiling wayland-client v0.12.5 [INFO] [stderr] Compiling wayland-protocols v0.12.5 [INFO] [stderr] Compiling gl v0.10.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.14 [INFO] [stderr] Compiling glutin v0.12.2 [INFO] [stderr] Compiling serde_derive_internals v0.22.2 [INFO] [stderr] Compiling image v0.18.0 [INFO] [stderr] Compiling wayland-kbd v0.13.1 [INFO] [stderr] Compiling serde_derive v1.0.36 [INFO] [stderr] Compiling wayland-window v0.13.3 [INFO] [stderr] Compiling winit v0.10.0 [INFO] [stderr] Compiling pistoncore-input v0.20.0 [INFO] [stderr] Compiling piston2d-opengl_graphics v0.52.0 [INFO] [stderr] Compiling pistoncore-window v0.31.0 [INFO] [stderr] Compiling pistoncore-event_loop v0.36.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.45.3 [INFO] [stderr] Compiling piston v0.36.0 [INFO] [stderr] Compiling snake v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `snake::Snake` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use snake::Snake; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/app.rs:94:30 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn update(&mut self, args: &UpdateArgs) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `snake` [INFO] [stderr] --> src/edibles.rs:23:23 [INFO] [stderr] | [INFO] [stderr] 23 | fn eat(&mut self, snake: &mut Snake) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_snake` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `snake` [INFO] [stderr] --> src/edibles.rs:51:23 [INFO] [stderr] | [INFO] [stderr] 51 | fn eat(&mut self, snake: &mut Snake) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_snake` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/app.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | for mut f in &mut self.food { [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: variable does not need to be mutable [INFO] [stderr] --> src/app.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | for mut p in &mut self.poison { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 48s [INFO] running `"docker" "inspect" "d5318ae701117a96ad69cb26c856f0466dea2f765d9ea85f128ade7e3c694803"` [INFO] running `"docker" "rm" "-f" "d5318ae701117a96ad69cb26c856f0466dea2f765d9ea85f128ade7e3c694803"` [INFO] [stdout] d5318ae701117a96ad69cb26c856f0466dea2f765d9ea85f128ade7e3c694803 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Crimack/snake.rs:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 25fce2bdc7131994dd2dbe3d424a91389ab65bf645c310763fcd5176bfc5bed3 [INFO] running `"docker" "start" "-a" "25fce2bdc7131994dd2dbe3d424a91389ab65bf645c310763fcd5176bfc5bed3"` [INFO] [stderr] Compiling snake v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `snake::Snake` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use snake::Snake; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/app.rs:94:30 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn update(&mut self, args: &UpdateArgs) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `snake` [INFO] [stderr] --> src/edibles.rs:23:23 [INFO] [stderr] | [INFO] [stderr] 23 | fn eat(&mut self, snake: &mut Snake) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_snake` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `snake` [INFO] [stderr] --> src/edibles.rs:51:23 [INFO] [stderr] | [INFO] [stderr] 51 | fn eat(&mut self, snake: &mut Snake) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_snake` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/app.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | for mut f in &mut self.food { [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: variable does not need to be mutable [INFO] [stderr] --> src/app.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | for mut p in &mut self.poison { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.35s [INFO] running `"docker" "inspect" "25fce2bdc7131994dd2dbe3d424a91389ab65bf645c310763fcd5176bfc5bed3"` [INFO] running `"docker" "rm" "-f" "25fce2bdc7131994dd2dbe3d424a91389ab65bf645c310763fcd5176bfc5bed3"` [INFO] [stdout] 25fce2bdc7131994dd2dbe3d424a91389ab65bf645c310763fcd5176bfc5bed3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Crimack/snake.rs:/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=warn" "-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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] cd32bcdc7765a2d0b2995c42d1ad88f717a8e05f49f42c2e00aa12a1b9fdc793 [INFO] running `"docker" "start" "-a" "cd32bcdc7765a2d0b2995c42d1ad88f717a8e05f49f42c2e00aa12a1b9fdc793"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/crater/target/debug/deps/snake-b99079c53debc497 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "cd32bcdc7765a2d0b2995c42d1ad88f717a8e05f49f42c2e00aa12a1b9fdc793"` [INFO] running `"docker" "rm" "-f" "cd32bcdc7765a2d0b2995c42d1ad88f717a8e05f49f42c2e00aa12a1b9fdc793"` [INFO] [stdout] cd32bcdc7765a2d0b2995c42d1ad88f717a8e05f49f42c2e00aa12a1b9fdc793