[INFO] crate game-2048 0.5.1 is already in cache [INFO] extracting crate game-2048 0.5.1 into work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/reg/game-2048/0.5.1 [INFO] extracting crate game-2048 0.5.1 into work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/reg/game-2048/0.5.1 [INFO] validating manifest of game-2048-0.5.1 on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of game-2048-0.5.1 on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing game-2048-0.5.1 [INFO] finished frobbing game-2048-0.5.1 [INFO] frobbed toml for game-2048-0.5.1 written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/reg/game-2048/0.5.1/Cargo.toml [INFO] started frobbing game-2048-0.5.1 [INFO] finished frobbing game-2048-0.5.1 [INFO] frobbed toml for game-2048-0.5.1 written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/reg/game-2048/0.5.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking game-2048-0.5.1 against master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104 for pr-57321 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-3/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/reg/game-2048/0.5.1:/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=forbid" "-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" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 05651a52b9118f8c4d2998e9b7658b595d79ce37dd07ff5fd2918247b696b655 [INFO] running `"docker" "start" "-a" "05651a52b9118f8c4d2998e9b7658b595d79ce37dd07ff5fd2918247b696b655"` [INFO] [stderr] Checking matrix_display v0.3.0 [INFO] [stderr] Checking game-2048 v0.5.1 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/board.rs:3:24 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, sample}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/board.rs:57:22 [INFO] [stderr] | [INFO] [stderr] 57 | let mut fw = sample(&mut rng, 1..256, 17); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/board.rs:3:24 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::{thread_rng, sample}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'rand::sample': renamed to seq::sample_iter [INFO] [stderr] --> src/board.rs:57:22 [INFO] [stderr] | [INFO] [stderr] 57 | let mut fw = sample(&mut rng, 1..256, 17); [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/board.rs:22:22 [INFO] [stderr] | [INFO] [stderr] 22 | 1_f64 => (".".to_string(), col), [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(illegal_floating_point_literal_pattern)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/board.rs:22:22 [INFO] [stderr] | [INFO] [stderr] 22 | 1_f64 => (".".to_string(), col), [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/game.rs:70:19 [INFO] [stderr] | [INFO] [stderr] 70 | .map(|mut row| { [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: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/game.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | / self.data [INFO] [stderr] 69 | | .chunks_mut(4) [INFO] [stderr] 70 | | .map(|mut row| { [INFO] [stderr] 71 | | let (new_row, new_score) = match dir { [INFO] [stderr] ... | [INFO] [stderr] 86 | | }) [INFO] [stderr] 87 | | .collect::>(); [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/board.rs:22:22 [INFO] [stderr] | [INFO] [stderr] 22 | 1_f64 => (".".to_string(), col), [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(illegal_floating_point_literal_pattern)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/board.rs:22:22 [INFO] [stderr] | [INFO] [stderr] 22 | 1_f64 => (".".to_string(), col), [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/game.rs:70:19 [INFO] [stderr] | [INFO] [stderr] 70 | .map(|mut row| { [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: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/game.rs:68:9 [INFO] [stderr] | [INFO] [stderr] 68 | / self.data [INFO] [stderr] 69 | | .chunks_mut(4) [INFO] [stderr] 70 | | .map(|mut row| { [INFO] [stderr] 71 | | let (new_row, new_score) = match dir { [INFO] [stderr] ... | [INFO] [stderr] 86 | | }) [INFO] [stderr] 87 | | .collect::>(); [INFO] [stderr] | |_________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.35s [INFO] running `"docker" "inspect" "05651a52b9118f8c4d2998e9b7658b595d79ce37dd07ff5fd2918247b696b655"` [INFO] running `"docker" "rm" "-f" "05651a52b9118f8c4d2998e9b7658b595d79ce37dd07ff5fd2918247b696b655"` [INFO] [stdout] 05651a52b9118f8c4d2998e9b7658b595d79ce37dd07ff5fd2918247b696b655