[INFO] cloning repository https://github.com/nareshganduri/sudoku-solver-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nareshganduri/sudoku-solver-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnareshganduri%2Fsudoku-solver-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnareshganduri%2Fsudoku-solver-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ebf9087b4385681872ff45b23a837486c10bc4a9 [INFO] testing nareshganduri/sudoku-solver-rs against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnareshganduri%2Fsudoku-solver-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/nareshganduri/sudoku-solver-rs [INFO] finished tweaking git repo https://github.com/nareshganduri/sudoku-solver-rs [INFO] tweaked toml for git repo https://github.com/nareshganduri/sudoku-solver-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nareshganduri/sudoku-solver-rs on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/nareshganduri/sudoku-solver-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b13590e35119cb67f99ffa5a6d8673a2a79cb15df89420fd517779678d7abf57 [INFO] running `Command { std: "docker" "start" "-a" "b13590e35119cb67f99ffa5a6d8673a2a79cb15df89420fd517779678d7abf57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b13590e35119cb67f99ffa5a6d8673a2a79cb15df89420fd517779678d7abf57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b13590e35119cb67f99ffa5a6d8673a2a79cb15df89420fd517779678d7abf57", kill_on_drop: false }` [INFO] [stdout] b13590e35119cb67f99ffa5a6d8673a2a79cb15df89420fd517779678d7abf57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] ccb816d473c1480bccc4f6325c64ef44089b924fe393dcb10eba3488b3580622 [INFO] running `Command { std: "docker" "start" "-a" "ccb816d473c1480bccc4f6325c64ef44089b924fe393dcb10eba3488b3580622", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/graph.rs:43:57 [INFO] [stdout] | [INFO] [stdout] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `found` and `needed` are never read [INFO] [stdout] --> src/sudoku/parser.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | Expected { found: u8, needed: u8 }, [INFO] [stdout] | -------- ^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line_no`, `pos`, and `kind` are never read [INFO] [stdout] --> src/sudoku/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct ParseError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 13 | line_no: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 14 | pos: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 15 | kind: ErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Vertex; 81]` does not permit being left uninitialized [INFO] [stdout] --> src/graph.rs:43:47 [INFO] [stdout] | [INFO] [stdout] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/graph.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | x: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | IoError(io::Error), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - IoError(io::Error), [INFO] [stdout] 8 + IoError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "ccb816d473c1480bccc4f6325c64ef44089b924fe393dcb10eba3488b3580622", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccb816d473c1480bccc4f6325c64ef44089b924fe393dcb10eba3488b3580622", kill_on_drop: false }` [INFO] [stdout] ccb816d473c1480bccc4f6325c64ef44089b924fe393dcb10eba3488b3580622 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] f520999b78da8f5d68ff85780f52c030d4f09c36e7c3d85fe4fe9c08e11f3fc1 [INFO] running `Command { std: "docker" "start" "-a" "f520999b78da8f5d68ff85780f52c030d4f09c36e7c3d85fe4fe9c08e11f3fc1", kill_on_drop: false }` [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/graph.rs:43:57 [INFO] [stdout] | [INFO] [stdout] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `found` and `needed` are never read [INFO] [stdout] --> src/sudoku/parser.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | Expected { found: u8, needed: u8 }, [INFO] [stdout] | -------- ^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line_no`, `pos`, and `kind` are never read [INFO] [stdout] --> src/sudoku/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct ParseError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 13 | line_no: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 14 | pos: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 15 | kind: ErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the type `[Vertex; 81]` does not permit being left uninitialized [INFO] [stdout] --> src/graph.rs:43:47 [INFO] [stdout] | [INFO] [stdout] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/graph.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | x: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/graph.rs:43:57 [INFO] [stdout] | [INFO] [stdout] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | IoError(io::Error), [INFO] [stdout] | ------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - IoError(io::Error), [INFO] [stdout] 8 + IoError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `found` and `needed` are never read [INFO] [stdout] --> src/sudoku/parser.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | Expected { found: u8, needed: u8 }, [INFO] [stdout] | -------- ^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `line_no`, `pos`, and `kind` are never read [INFO] [stdout] --> src/sudoku/parser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct ParseError { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 13 | line_no: usize, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 14 | pos: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] 15 | kind: ErrorKind, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Vertex; 81]` does not permit being left uninitialized [INFO] [stdout] --> src/graph.rs:43:47 [INFO] [stdout] | [INFO] [stdout] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/graph.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | x: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "f520999b78da8f5d68ff85780f52c030d4f09c36e7c3d85fe4fe9c08e11f3fc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f520999b78da8f5d68ff85780f52c030d4f09c36e7c3d85fe4fe9c08e11f3fc1", kill_on_drop: false }` [INFO] [stdout] f520999b78da8f5d68ff85780f52c030d4f09c36e7c3d85fe4fe9c08e11f3fc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }` [INFO] [stdout] b0e8323bc13b867a72a212a46373728f74d352c9fae64f105d1fdfead6bf78f7 [INFO] running `Command { std: "docker" "start" "-a" "b0e8323bc13b867a72a212a46373728f74d352c9fae64f105d1fdfead6bf78f7", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/graph.rs:43:57 [INFO] [stderr] | [INFO] [stderr] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `found` and `needed` are never read [INFO] [stderr] --> src/sudoku/parser.rs:6:16 [INFO] [stderr] | [INFO] [stderr] 6 | Expected { found: u8, needed: u8 }, [INFO] [stderr] | -------- ^^^^^ ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | fields in this variant [INFO] [stderr] | [INFO] [stderr] = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: fields `line_no`, `pos`, and `kind` are never read [INFO] [stderr] --> src/sudoku/parser.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct ParseError { [INFO] [stderr] | ---------- fields in this struct [INFO] [stderr] 13 | line_no: usize, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 14 | pos: usize, [INFO] [stderr] | ^^^ [INFO] [stderr] 15 | kind: ErrorKind, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: the type `[Vertex; 81]` does not permit being left uninitialized [INFO] [stderr] --> src/graph.rs:43:47 [INFO] [stderr] | [INFO] [stderr] 43 | let mut grid: [Vertex; 81] = unsafe { std::mem::uninitialized() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: integers must be initialized (in this struct field) [INFO] [stderr] --> src/graph.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | x: usize, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `sudoku-solver` (lib) generated 4 warnings [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/main.rs:8:13 [INFO] [stderr] | [INFO] [stderr] 8 | IoError(io::Error), [INFO] [stderr] | ------- ^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 8 - IoError(io::Error), [INFO] [stderr] 8 + IoError(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `sudoku-solver` (bin "sudoku-solver" test) generated 1 warning [INFO] [stderr] warning: `sudoku-solver` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/build/sudoku-solver/523c73055c9f7eb5/deps/sudoku_solver-523c73055c9f7eb5) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test sudoku::tests::test_parse ... ok [INFO] [stdout] test tests::test_solve ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/build/sudoku-solver/c05bc201988a1db0/deps/sudoku_solver-c05bc201988a1db0) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests sudoku_solver [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - solve (line 16) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b0e8323bc13b867a72a212a46373728f74d352c9fae64f105d1fdfead6bf78f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0e8323bc13b867a72a212a46373728f74d352c9fae64f105d1fdfead6bf78f7", kill_on_drop: false }` [INFO] [stdout] b0e8323bc13b867a72a212a46373728f74d352c9fae64f105d1fdfead6bf78f7