[INFO] updating cached repository FeliciousX/rust-2048 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/FeliciousX/rust-2048 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/FeliciousX/rust-2048" "work/ex/beta-1.38-1/sources/1.37.0/gh/FeliciousX/rust-2048"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/FeliciousX/rust-2048'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/FeliciousX/rust-2048" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FeliciousX/rust-2048"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FeliciousX/rust-2048'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f1ac76c6fd1c1bee9bbe9744848fb89752bd0614 [INFO] sha for GitHub repo FeliciousX/rust-2048: f1ac76c6fd1c1bee9bbe9744848fb89752bd0614 [INFO] validating manifest of FeliciousX/rust-2048 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 FeliciousX/rust-2048 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 FeliciousX/rust-2048 [INFO] finished frobbing FeliciousX/rust-2048 [INFO] frobbed toml for FeliciousX/rust-2048 written to work/ex/beta-1.38-1/sources/1.37.0/gh/FeliciousX/rust-2048/Cargo.toml [INFO] started frobbing FeliciousX/rust-2048 [INFO] finished frobbing FeliciousX/rust-2048 [INFO] frobbed toml for FeliciousX/rust-2048 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/FeliciousX/rust-2048/Cargo.toml [INFO] crate FeliciousX/rust-2048 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 FeliciousX/rust-2048 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-4/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/FeliciousX/rust-2048:/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] 138904978caf8b2c8d39e928946b70c205d893c6a011eaf928e3563bd960aa96 [INFO] running `"docker" "start" "-a" "138904978caf8b2c8d39e928946b70c205d893c6a011eaf928e3563bd960aa96"` [INFO] [stderr] Compiling 2048_game v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `tiles` should have an upper camel case name [INFO] [stderr] --> src/tiles.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct tiles; [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Tiles` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `player1` [INFO] [stderr] --> src/main.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let player1 = player::Player::new(&name); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_player1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `settings` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let settings = settings::Settings::new(4, 4); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_settings` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `choice` [INFO] [stderr] --> src/app.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let choice = console::get_instruction(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_choice` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/console.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | for i in 0..42 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/console.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | for i in 0..42 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `name` [INFO] [stderr] --> src/player.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `score` [INFO] [stderr] --> src/player.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | score: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `steps` [INFO] [stderr] --> src/player.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | steps: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `width` [INFO] [stderr] --> src/settings.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | width: i16, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `height` [INFO] [stderr] --> src/settings.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | height: i16, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Board` [INFO] [stderr] --> src/board.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | struct Board; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `tiles` [INFO] [stderr] --> src/tiles.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | struct tiles; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `"docker" "inspect" "138904978caf8b2c8d39e928946b70c205d893c6a011eaf928e3563bd960aa96"` [INFO] running `"docker" "rm" "-f" "138904978caf8b2c8d39e928946b70c205d893c6a011eaf928e3563bd960aa96"` [INFO] [stdout] 138904978caf8b2c8d39e928946b70c205d893c6a011eaf928e3563bd960aa96 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/FeliciousX/rust-2048:/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] 0c5c3f75905d7c2cd655ab22da684af2e93e9b68329f6e7c1aa4b583665415b1 [INFO] running `"docker" "start" "-a" "0c5c3f75905d7c2cd655ab22da684af2e93e9b68329f6e7c1aa4b583665415b1"` [INFO] [stderr] Compiling 2048_game v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `tiles` should have an upper camel case name [INFO] [stderr] --> src/tiles.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | struct tiles; [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Tiles` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `player1` [INFO] [stderr] --> src/main.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let player1 = player::Player::new(&name); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_player1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `settings` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let settings = settings::Settings::new(4, 4); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_settings` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `choice` [INFO] [stderr] --> src/app.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let choice = console::get_instruction(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_choice` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/console.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | for i in 0..42 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/console.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | for i in 0..42 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `name` [INFO] [stderr] --> src/player.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `score` [INFO] [stderr] --> src/player.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | score: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `steps` [INFO] [stderr] --> src/player.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | steps: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `width` [INFO] [stderr] --> src/settings.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | width: i16, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `height` [INFO] [stderr] --> src/settings.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | height: i16, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Board` [INFO] [stderr] --> src/board.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | struct Board; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `tiles` [INFO] [stderr] --> src/tiles.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | struct tiles; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `"docker" "inspect" "0c5c3f75905d7c2cd655ab22da684af2e93e9b68329f6e7c1aa4b583665415b1"` [INFO] running `"docker" "rm" "-f" "0c5c3f75905d7c2cd655ab22da684af2e93e9b68329f6e7c1aa4b583665415b1"` [INFO] [stdout] 0c5c3f75905d7c2cd655ab22da684af2e93e9b68329f6e7c1aa4b583665415b1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/FeliciousX/rust-2048:/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] 8b7876a60c32e2c64593cc204326493160ecae72634f25e0630fdd419b0ae36d [INFO] running `"docker" "start" "-a" "8b7876a60c32e2c64593cc204326493160ecae72634f25e0630fdd419b0ae36d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/2048_game-3ade954d2a68c79b [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" "8b7876a60c32e2c64593cc204326493160ecae72634f25e0630fdd419b0ae36d"` [INFO] running `"docker" "rm" "-f" "8b7876a60c32e2c64593cc204326493160ecae72634f25e0630fdd419b0ae36d"` [INFO] [stdout] 8b7876a60c32e2c64593cc204326493160ecae72634f25e0630fdd419b0ae36d