[INFO] updating cached repository gbersac/n_puzzle_42 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/gbersac/n_puzzle_42 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/gbersac/n_puzzle_42" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/gbersac/n_puzzle_42"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/gbersac/n_puzzle_42'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/gbersac/n_puzzle_42" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/gbersac/n_puzzle_42"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/gbersac/n_puzzle_42'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cb0a3b3888123ba4f830ba93ce1b9f792a0e26dd [INFO] sha for GitHub repo gbersac/n_puzzle_42: cb0a3b3888123ba4f830ba93ce1b9f792a0e26dd [INFO] validating manifest of gbersac/n_puzzle_42 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of gbersac/n_puzzle_42 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing gbersac/n_puzzle_42 [INFO] finished frobbing gbersac/n_puzzle_42 [INFO] frobbed toml for gbersac/n_puzzle_42 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/gbersac/n_puzzle_42/Cargo.toml [INFO] started frobbing gbersac/n_puzzle_42 [INFO] finished frobbing gbersac/n_puzzle_42 [INFO] frobbed toml for gbersac/n_puzzle_42 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/gbersac/n_puzzle_42/Cargo.toml [INFO] crate gbersac/n_puzzle_42 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/gbersac/n_puzzle_42/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking gbersac/n_puzzle_42 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-5/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/gbersac/n_puzzle_42:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c90bc28d8d1e4f7c4f747e7bf5c3d5b280b718f092196308d5632c4bf3031245 [INFO] running `"docker" "start" "-a" "c90bc28d8d1e4f7c4f747e7bf5c3d5b280b718f092196308d5632c4bf3031245"` [INFO] [stderr] Checking npuzzle v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Action`, `Board` [INFO] [stderr] --> src/algo/test.rs:4:25 [INFO] [stderr] | [INFO] [stderr] 4 | use npuzzle::{NPuzzle, Board, Action}; [INFO] [stderr] | ^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `AStarNode` [INFO] [stderr] --> src/algo/test.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | use algo::{AStarNode}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:41:12 [INFO] [stderr] | [INFO] [stderr] 41 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:57:12 [INFO] [stderr] | [INFO] [stderr] 57 | for _ in (0..(size * size)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:100:12 [INFO] [stderr] | [INFO] [stderr] 100 | for i in (0..used_numbers.len()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:122:12 [INFO] [stderr] | [INFO] [stderr] 122 | for _ in (0..board.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:204:12 [INFO] [stderr] | [INFO] [stderr] 204 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:234:12 [INFO] [stderr] | [INFO] [stderr] 234 | for i in (0..board.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/npuzzle/parser.rs:59:6 [INFO] [stderr] | [INFO] [stderr] 59 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `NPuzzle` [INFO] [stderr] --> src/npuzzle/parser.rs:60:16 [INFO] [stderr] | [INFO] [stderr] 60 | use npuzzle::{NPuzzle, Board, Tile}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/npuzzle/test.rs:4:6 [INFO] [stderr] | [INFO] [stderr] 4 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:116:12 [INFO] [stderr] | [INFO] [stderr] 116 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:146:12 [INFO] [stderr] | [INFO] [stderr] 146 | for y in (0..self.size) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | for x in (0..self.size) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:161:15 [INFO] [stderr] | [INFO] [stderr] 161 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:41:12 [INFO] [stderr] | [INFO] [stderr] 41 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:57:12 [INFO] [stderr] | [INFO] [stderr] 57 | for _ in (0..(size * size)) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:100:12 [INFO] [stderr] | [INFO] [stderr] 100 | for i in (0..used_numbers.len()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:122:12 [INFO] [stderr] | [INFO] [stderr] 122 | for _ in (0..board.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:204:12 [INFO] [stderr] | [INFO] [stderr] 204 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/npuzzle.rs:234:12 [INFO] [stderr] | [INFO] [stderr] 234 | for i in (0..board.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:116:12 [INFO] [stderr] | [INFO] [stderr] 116 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:146:12 [INFO] [stderr] | [INFO] [stderr] 146 | for y in (0..self.size) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | for x in (0..self.size) { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/npuzzle/board.rs:161:15 [INFO] [stderr] | [INFO] [stderr] 161 | for i in (0..self.nb_tile()) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `np` [INFO] [stderr] --> src/npuzzle/parser.rs:87:7 [INFO] [stderr] | [INFO] [stderr] 87 | let np = Board::parse_with_size(&mut str1.to_string()).unwrap(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_np` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `np` [INFO] [stderr] --> src/npuzzle/parser.rs:98:7 [INFO] [stderr] | [INFO] [stderr] 98 | let np = Board::parse_with_size(&mut str1.to_string()).unwrap(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_np` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `np` [INFO] [stderr] --> src/npuzzle/parser.rs:109:7 [INFO] [stderr] | [INFO] [stderr] 109 | let np = Board::parse_with_size(&mut str1.to_string()).unwrap(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_np` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `s2` is never read [INFO] [stderr] --> src/npuzzle/test.rs:57:11 [INFO] [stderr] | [INFO] [stderr] 57 | let mut s2 = ""; [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: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:16:7 [INFO] [stderr] | [INFO] [stderr] 16 | let mut s = r#"3 [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/algo/test.rs:21:7 [INFO] [stderr] | [INFO] [stderr] 21 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:26:7 [INFO] [stderr] | [INFO] [stderr] 26 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:46:7 [INFO] [stderr] | [INFO] [stderr] 46 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:51:7 [INFO] [stderr] | [INFO] [stderr] 51 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:56:7 [INFO] [stderr] | [INFO] [stderr] 56 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:72:7 [INFO] [stderr] | [INFO] [stderr] 72 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:77:7 [INFO] [stderr] | [INFO] [stderr] 77 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/algo/test.rs:82:7 [INFO] [stderr] | [INFO] [stderr] 82 | let mut s = r#"3 [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/npuzzle/parser.rs:64:7 [INFO] [stderr] | [INFO] [stderr] 64 | let mut str1 = r#"2 [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/npuzzle/parser.rs:82:7 [INFO] [stderr] | [INFO] [stderr] 82 | let mut str1 = r#"3 [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/npuzzle/parser.rs:93:7 [INFO] [stderr] | [INFO] [stderr] 93 | let mut str1 = r#"3 [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/npuzzle/parser.rs:104:7 [INFO] [stderr] | [INFO] [stderr] 104 | let mut str1 = r#"3 [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `"docker" "inspect" "c90bc28d8d1e4f7c4f747e7bf5c3d5b280b718f092196308d5632c4bf3031245"` [INFO] running `"docker" "rm" "-f" "c90bc28d8d1e4f7c4f747e7bf5c3d5b280b718f092196308d5632c4bf3031245"` [INFO] [stdout] c90bc28d8d1e4f7c4f747e7bf5c3d5b280b718f092196308d5632c4bf3031245