[INFO] cloning repository https://github.com/jounathaen/Sudoku_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jounathaen/Sudoku_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjounathaen%2FSudoku_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjounathaen%2FSudoku_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9f2b60f0a97884ef93bbcec023c8ce28476dc33b [INFO] testing jounathaen/Sudoku_Rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjounathaen%2FSudoku_Rust" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jounathaen/Sudoku_Rust on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jounathaen/Sudoku_Rust [INFO] finished tweaking git repo https://github.com/jounathaen/Sudoku_Rust [INFO] tweaked toml for git repo https://github.com/jounathaen/Sudoku_Rust written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/jounathaen/Sudoku_Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7976c81748d667a029522aa4591daace60b299f606802eab8ac874be4152d469 [INFO] running `Command { std: "docker" "start" "-a" "7976c81748d667a029522aa4591daace60b299f606802eab8ac874be4152d469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7976c81748d667a029522aa4591daace60b299f606802eab8ac874be4152d469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7976c81748d667a029522aa4591daace60b299f606802eab8ac874be4152d469", kill_on_drop: false }` [INFO] [stdout] 7976c81748d667a029522aa4591daace60b299f606802eab8ac874be4152d469 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 416d3bd334a6d876f26efba2be1528f1dd881e52fc174bc1b48b300fb1cf8793 [INFO] running `Command { std: "docker" "start" "-a" "416d3bd334a6d876f26efba2be1528f1dd881e52fc174bc1b48b300fb1cf8793", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling termion v1.5.1 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling csv v1.0.0-beta.5 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:137:76 [INFO] [stdout] | [INFO] [stdout] 137 | x_coord: usize, y_coord: usize) -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:160:50 [INFO] [stdout] | [INFO] [stdout] 160 | ... -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:187:51 [INFO] [stdout] | [INFO] [stdout] 187 | ... -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:213:53 [INFO] [stdout] | [INFO] [stdout] 213 | ... -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `while` condition [INFO] [stdout] --> src/field.rs:281:15 [INFO] [stdout] | [INFO] [stdout] 281 | while {changes > 0 } { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:532:69 [INFO] [stdout] | [INFO] [stdout] 532 | pub fn solve_sudokus_from_csv(file_path: &String) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [optimized] target(s) in 17.50s [INFO] running `Command { std: "docker" "inspect" "416d3bd334a6d876f26efba2be1528f1dd881e52fc174bc1b48b300fb1cf8793", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "416d3bd334a6d876f26efba2be1528f1dd881e52fc174bc1b48b300fb1cf8793", kill_on_drop: false }` [INFO] [stdout] 416d3bd334a6d876f26efba2be1528f1dd881e52fc174bc1b48b300fb1cf8793 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2e10c4d3947a97703e5d5ce5497f7c70d3be03add2c98325b4face8cda2aac8 [INFO] running `Command { std: "docker" "start" "-a" "c2e10c4d3947a97703e5d5ce5497f7c70d3be03add2c98325b4face8cda2aac8", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:137:76 [INFO] [stdout] | [INFO] [stdout] 137 | x_coord: usize, y_coord: usize) -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:160:50 [INFO] [stdout] | [INFO] [stdout] 160 | ... -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:187:51 [INFO] [stdout] | [INFO] [stdout] 187 | ... -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:213:53 [INFO] [stdout] | [INFO] [stdout] 213 | ... -> Result<(), Box>{ [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around `while` condition [INFO] [stdout] --> src/field.rs:281:15 [INFO] [stdout] | [INFO] [stdout] 281 | while {changes > 0 } { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/field.rs:532:69 [INFO] [stdout] | [INFO] [stdout] 532 | pub fn solve_sudokus_from_csv(file_path: &String) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/field.rs:624:30 [INFO] [stdout] | [INFO] [stdout] 624 | println!("{}\n{}", e.description(), e); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [optimized] target(s) in 1.39s [INFO] running `Command { std: "docker" "inspect" "c2e10c4d3947a97703e5d5ce5497f7c70d3be03add2c98325b4face8cda2aac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2e10c4d3947a97703e5d5ce5497f7c70d3be03add2c98325b4face8cda2aac8", kill_on_drop: false }` [INFO] [stdout] c2e10c4d3947a97703e5d5ce5497f7c70d3be03add2c98325b4face8cda2aac8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d7a16e0e35580aaa41a0b25305a71e3be18fa64b00dcf2146f221a81bbbb7219 [INFO] running `Command { std: "docker" "start" "-a" "d7a16e0e35580aaa41a0b25305a71e3be18fa64b00dcf2146f221a81bbbb7219", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/field.rs:137:76 [INFO] [stderr] | [INFO] [stderr] 137 | x_coord: usize, y_coord: usize) -> Result<(), Box>{ [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/field.rs:160:50 [INFO] [stderr] | [INFO] [stderr] 160 | ... -> Result<(), Box>{ [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/field.rs:187:51 [INFO] [stderr] | [INFO] [stderr] 187 | ... -> Result<(), Box>{ [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/field.rs:213:53 [INFO] [stderr] | [INFO] [stderr] 213 | ... -> Result<(), Box>{ [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around `while` condition [INFO] [stderr] --> src/field.rs:281:15 [INFO] [stderr] | [INFO] [stderr] 281 | while {changes > 0 } { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/field.rs:532:69 [INFO] [stderr] | [INFO] [stderr] 532 | pub fn solve_sudokus_from_csv(file_path: &String) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/field.rs:624:30 [INFO] [stderr] | [INFO] [stderr] 624 | println!("{}\n{}", e.description(), e); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 7 warnings [INFO] [stderr] Finished test [optimized] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sudoku-939ebd0b9338b61b) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test field::test::easy_solve ... ok [INFO] [stdout] test field::test::insert_number ... ok [INFO] [stdout] test field::test::insert_twice ... ok [INFO] [stdout] test field::test::possibilities_constistent ... ok [INFO] [stdout] test field::test::remove_guesses_col ... ok [INFO] [stdout] test field::test::is_solved ... ok [INFO] [stdout] test field::test::read_from_string ... ok [INFO] [stdout] test field::test::remove_guesses_line ... ok [INFO] [stdout] test field::test::remove_guesses_square ... ok [INFO] [stdout] test field::test::read_from_csv ... ok [INFO] [stdout] test field::test::print_sudoku ... ok [INFO] [stdout] test field::test::solve_obvious ... ok [INFO] [stdout] test field::test::valid_grid ... ok [INFO] [stdout] test field::test::insert_invalid_large_number - should panic ... ok [INFO] [stdout] test field::test::field_double_number - should panic ... ok [INFO] [stdout] test field::test::insert_out_of_bound - should panic ... ok [INFO] [stdout] test field::test::invalid_grid - should panic ... ok [INFO] [stdout] test field::test::insert_zero - should panic ... ok [INFO] [stdout] test field::test::read_from_invalid_string - should panic ... ok [INFO] [stdout] test field::test::read_from_invalid_length_string - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d7a16e0e35580aaa41a0b25305a71e3be18fa64b00dcf2146f221a81bbbb7219", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7a16e0e35580aaa41a0b25305a71e3be18fa64b00dcf2146f221a81bbbb7219", kill_on_drop: false }` [INFO] [stdout] d7a16e0e35580aaa41a0b25305a71e3be18fa64b00dcf2146f221a81bbbb7219