[INFO] updating cached repository pr95/reversi [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/pr95/reversi [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/pr95/reversi" "work/ex/beta-1.38-1/sources/1.37.0/gh/pr95/reversi"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pr95/reversi'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/pr95/reversi" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pr95/reversi"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pr95/reversi'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c1a43bbd5a4fba4fbcd80aa73db8f144d34e65f2 [INFO] sha for GitHub repo pr95/reversi: c1a43bbd5a4fba4fbcd80aa73db8f144d34e65f2 [INFO] validating manifest of pr95/reversi 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 pr95/reversi 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 pr95/reversi [INFO] finished frobbing pr95/reversi [INFO] frobbed toml for pr95/reversi written to work/ex/beta-1.38-1/sources/1.37.0/gh/pr95/reversi/Cargo.toml [INFO] started frobbing pr95/reversi [INFO] finished frobbing pr95/reversi [INFO] frobbed toml for pr95/reversi written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pr95/reversi/Cargo.toml [INFO] crate pr95/reversi 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 pr95/reversi 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-2/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/pr95/reversi:/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] c97582241433e1ce919c827b2d0bbfe55989a5febc9eac82425644b1ab0f356f [INFO] running `"docker" "start" "-a" "c97582241433e1ce919c827b2d0bbfe55989a5febc9eac82425644b1ab0f356f"` [INFO] [stderr] Compiling reversi v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:179:9 [INFO] [stderr] | [INFO] [stderr] 179 | let mut field = [[0; SIZE_X]; SIZE_Y]; [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: function is never used: `winner` [INFO] [stderr] --> src/main.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | fn winner(field: &[[i32; SIZE_X];SIZE_Y]) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_valid_boundaries` [INFO] [stderr] --> src/main.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | fn check_valid_boundaries(rev_x: i32, rev_y: i32) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `valid_turn` [INFO] [stderr] --> src/main.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | fn valid_turn(field: &[[i32; SIZE_X];SIZE_Y], player: i32, x_koord: usize, y_koord: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `execute_turn` [INFO] [stderr] --> src/main.rs:111:1 [INFO] [stderr] | [INFO] [stderr] 111 | fn execute_turn(field: &mut [[i32; SIZE_X];SIZE_Y], player :i32, x_koord: usize, y_koord: usize) -> &mut [[i32; SIZE_X];SIZE_Y] { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `possible_turns` [INFO] [stderr] --> src/main.rs:152:1 [INFO] [stderr] | [INFO] [stderr] 152 | fn possible_turns(field: &[[i32; SIZE_X];SIZE_Y], player: i32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `"docker" "inspect" "c97582241433e1ce919c827b2d0bbfe55989a5febc9eac82425644b1ab0f356f"` [INFO] running `"docker" "rm" "-f" "c97582241433e1ce919c827b2d0bbfe55989a5febc9eac82425644b1ab0f356f"` [INFO] [stdout] c97582241433e1ce919c827b2d0bbfe55989a5febc9eac82425644b1ab0f356f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/pr95/reversi:/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] a71e4383e7b9106a0e18a1af0a9ef2d1e384dcb6a1a3da307aa7619c17d7ee6d [INFO] running `"docker" "start" "-a" "a71e4383e7b9106a0e18a1af0a9ef2d1e384dcb6a1a3da307aa7619c17d7ee6d"` [INFO] [stderr] Compiling reversi v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `test_field` is never read [INFO] [stderr] --> src/test.rs:15:17 [INFO] [stderr] | [INFO] [stderr] 15 | let mut test_field = [[0; SIZE_X];SIZE_Y]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `test_field` is never read [INFO] [stderr] --> src/test.rs:29:17 [INFO] [stderr] | [INFO] [stderr] 29 | let mut test_field = [[0; SIZE_X];SIZE_Y]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `test_field` is never read [INFO] [stderr] --> src/test.rs:43:17 [INFO] [stderr] | [INFO] [stderr] 43 | let mut test_field = [[0; SIZE_X];SIZE_Y]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:179:9 [INFO] [stderr] | [INFO] [stderr] 179 | let mut field = [[0; SIZE_X]; SIZE_Y]; [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: function is never used: `check_valid_boundaries` [INFO] [stderr] --> src/main.rs:53:1 [INFO] [stderr] | [INFO] [stderr] 53 | fn check_valid_boundaries(rev_x: i32, rev_y: i32) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `valid_turn` [INFO] [stderr] --> src/main.rs:66:1 [INFO] [stderr] | [INFO] [stderr] 66 | fn valid_turn(field: &[[i32; SIZE_X];SIZE_Y], player: i32, x_koord: usize, y_koord: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `execute_turn` [INFO] [stderr] --> src/main.rs:111:1 [INFO] [stderr] | [INFO] [stderr] 111 | fn execute_turn(field: &mut [[i32; SIZE_X];SIZE_Y], player :i32, x_koord: usize, y_koord: usize) -> &mut [[i32; SIZE_X];SIZE_Y] { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `possible_turns` [INFO] [stderr] --> src/main.rs:152:1 [INFO] [stderr] | [INFO] [stderr] 152 | fn possible_turns(field: &[[i32; SIZE_X];SIZE_Y], player: i32) -> i32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `"docker" "inspect" "a71e4383e7b9106a0e18a1af0a9ef2d1e384dcb6a1a3da307aa7619c17d7ee6d"` [INFO] running `"docker" "rm" "-f" "a71e4383e7b9106a0e18a1af0a9ef2d1e384dcb6a1a3da307aa7619c17d7ee6d"` [INFO] [stdout] a71e4383e7b9106a0e18a1af0a9ef2d1e384dcb6a1a3da307aa7619c17d7ee6d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/pr95/reversi:/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] f64a3e03a5f6782f4a6b80481dc070061cda85be33217296fd4a1683262a72eb [INFO] running `"docker" "start" "-a" "f64a3e03a5f6782f4a6b80481dc070061cda85be33217296fd4a1683262a72eb"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/crater/target/debug/deps/reversi-bc2e03ce826de29d [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::tests::test_winner_2 ... ok [INFO] [stdout] test test::tests::test_winner_1 ... ok [INFO] [stdout] test test::tests::test_winner_tie ... ok [INFO] [stdout] test test::tests::test_show_field ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "f64a3e03a5f6782f4a6b80481dc070061cda85be33217296fd4a1683262a72eb"` [INFO] running `"docker" "rm" "-f" "f64a3e03a5f6782f4a6b80481dc070061cda85be33217296fd4a1683262a72eb"` [INFO] [stdout] f64a3e03a5f6782f4a6b80481dc070061cda85be33217296fd4a1683262a72eb