[INFO] updating cached repository CasperN/snake [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/CasperN/snake [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/CasperN/snake" "work/ex/beta-1.38-1/sources/1.37.0/gh/CasperN/snake"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/CasperN/snake'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/CasperN/snake" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CasperN/snake"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CasperN/snake'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4f27a43123c6ee9e86731adf9a3bac2145c09eb2 [INFO] sha for GitHub repo CasperN/snake: 4f27a43123c6ee9e86731adf9a3bac2145c09eb2 [INFO] validating manifest of CasperN/snake on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of CasperN/snake on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing CasperN/snake [INFO] finished frobbing CasperN/snake [INFO] frobbed toml for CasperN/snake written to work/ex/beta-1.38-1/sources/1.37.0/gh/CasperN/snake/Cargo.toml [INFO] started frobbing CasperN/snake [INFO] finished frobbing CasperN/snake [INFO] frobbed toml for CasperN/snake written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CasperN/snake/Cargo.toml [INFO] crate CasperN/snake already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing CasperN/snake against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CasperN/snake:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 0e39b00c9be283a1a83abd9ed05ab5c45eccfd87e069854e601354a905719991 [INFO] running `"docker" "start" "-a" "0e39b00c9be283a1a83abd9ed05ab5c45eccfd87e069854e601354a905719991"` [INFO] [stderr] Compiling num-traits v0.2.1 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Compiling num-integer v0.1.36 [INFO] [stderr] Compiling num-iter v0.1.35 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling sdl2 v0.31.0 [INFO] [stderr] Compiling snake v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `sdl2` [INFO] [stderr] --> src/game_render.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use sdl2; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `font_col` [INFO] [stderr] --> src/game_render.rs:49:7 [INFO] [stderr] | [INFO] [stderr] 49 | let font_col = Color::RGB(255, 0, 0); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_font_col` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `font_col` [INFO] [stderr] --> src/game_render.rs:62:7 [INFO] [stderr] | [INFO] [stderr] 62 | let font_col = Color::RGB(255, 0, 0); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_font_col` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/game_state.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | let mut rng = rand::thread_rng(); [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/game_state.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let mut snake = LinkedList::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/game_render.rs:26:3 [INFO] [stderr] | [INFO] [stderr] 26 | canvas.fill_rect(board); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/game_render.rs:73:3 [INFO] [stderr] | [INFO] [stderr] 73 | canvas.fill_rect(r); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.77s [INFO] running `"docker" "inspect" "0e39b00c9be283a1a83abd9ed05ab5c45eccfd87e069854e601354a905719991"` [INFO] running `"docker" "rm" "-f" "0e39b00c9be283a1a83abd9ed05ab5c45eccfd87e069854e601354a905719991"` [INFO] [stdout] 0e39b00c9be283a1a83abd9ed05ab5c45eccfd87e069854e601354a905719991 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CasperN/snake:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 6e814845ab43abbe4af2e87da3638783941c1d1ddaffe4fc4522764f5d917871 [INFO] running `"docker" "start" "-a" "6e814845ab43abbe4af2e87da3638783941c1d1ddaffe4fc4522764f5d917871"` [INFO] [stderr] Compiling snake v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `sdl2` [INFO] [stderr] --> src/game_render.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use sdl2; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `font_col` [INFO] [stderr] --> src/game_render.rs:49:7 [INFO] [stderr] | [INFO] [stderr] 49 | let font_col = Color::RGB(255, 0, 0); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_font_col` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `font_col` [INFO] [stderr] --> src/game_render.rs:62:7 [INFO] [stderr] | [INFO] [stderr] 62 | let font_col = Color::RGB(255, 0, 0); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_font_col` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/game_state.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | let mut rng = rand::thread_rng(); [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/game_state.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let mut snake = LinkedList::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/game_render.rs:26:3 [INFO] [stderr] | [INFO] [stderr] 26 | canvas.fill_rect(board); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/game_render.rs:73:3 [INFO] [stderr] | [INFO] [stderr] 73 | canvas.fill_rect(r); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `"docker" "inspect" "6e814845ab43abbe4af2e87da3638783941c1d1ddaffe4fc4522764f5d917871"` [INFO] running `"docker" "rm" "-f" "6e814845ab43abbe4af2e87da3638783941c1d1ddaffe4fc4522764f5d917871"` [INFO] [stdout] 6e814845ab43abbe4af2e87da3638783941c1d1ddaffe4fc4522764f5d917871 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CasperN/snake:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 4cfb5e70cd216266d450334bdb21290d922896f04b75ada19caf981012e9aed1 [INFO] running `"docker" "start" "-a" "4cfb5e70cd216266d450334bdb21290d922896f04b75ada19caf981012e9aed1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/snake-666f3152197e69f3 [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" "4cfb5e70cd216266d450334bdb21290d922896f04b75ada19caf981012e9aed1"` [INFO] running `"docker" "rm" "-f" "4cfb5e70cd216266d450334bdb21290d922896f04b75ada19caf981012e9aed1"` [INFO] [stdout] 4cfb5e70cd216266d450334bdb21290d922896f04b75ada19caf981012e9aed1