[INFO] cloning repository https://github.com/tinyCatzilla/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tinyCatzilla/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtinyCatzilla%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtinyCatzilla%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 00acbb36685ca401c4e4535684c176b68980c2a5 [INFO] testing tinyCatzilla/sudoku against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtinyCatzilla%2Fsudoku" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tinyCatzilla/sudoku [INFO] finished tweaking git repo https://github.com/tinyCatzilla/sudoku [INFO] tweaked toml for git repo https://github.com/tinyCatzilla/sudoku written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tinyCatzilla/sudoku on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tinyCatzilla/sudoku 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prettytable-rs v0.10.0 [INFO] [stderr] Downloaded gnuplot v0.0.39 [INFO] [stderr] Downloaded syn v2.0.26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc7862089cc87db32575087fa98b7c923dff99f572d9fa18a013ed871529bde8 [INFO] running `Command { std: "docker" "start" "-a" "fc7862089cc87db32575087fa98b7c923dff99f572d9fa18a013ed871529bde8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc7862089cc87db32575087fa98b7c923dff99f572d9fa18a013ed871529bde8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc7862089cc87db32575087fa98b7c923dff99f572d9fa18a013ed871529bde8", kill_on_drop: false }` [INFO] [stdout] fc7862089cc87db32575087fa98b7c923dff99f572d9fa18a013ed871529bde8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a75d67ab508cfb6d5dd1a05d012e5061040d9d147c8d5b8cae398bca5e1dcdee [INFO] running `Command { std: "docker" "start" "-a" "a75d67ab508cfb6d5dd1a05d012e5061040d9d147c8d5b8cae398bca5e1dcdee", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling rustix v0.38.4 [INFO] [stderr] Compiling serde v1.0.171 [INFO] [stderr] Compiling pin-project-lite v0.2.10 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling gimli v0.27.3 [INFO] [stderr] Compiling tracing-core v0.1.31 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling thread_local v1.1.7 [INFO] [stderr] Compiling bitflags v2.3.3 [INFO] [stderr] Compiling linux-raw-sys v0.4.3 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Compiling indenter v0.3.3 [INFO] [stderr] Compiling owo-colors v3.5.0 [INFO] [stderr] Compiling itoa v1.0.9 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling tracing v0.1.37 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling encode_unicode v1.0.0 [INFO] [stderr] Compiling tracing-subscriber v0.3.17 [INFO] [stderr] Compiling object v0.31.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling gnuplot v0.0.39 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling backtrace v0.3.68 [INFO] [stderr] Compiling is-terminal v0.4.9 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-complex v0.4.3 [INFO] [stderr] Compiling addr2line v0.20.0 [INFO] [stderr] Compiling tracing-error v0.2.0 [INFO] [stderr] Compiling color-spantrace v0.2.0 [INFO] [stderr] Compiling num v0.4.1 [INFO] [stderr] Compiling csv v1.2.2 [INFO] [stderr] Compiling color-eyre v0.6.2 [INFO] [stderr] Compiling prettytable-rs v0.10.0 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `cross` is never used [INFO] [stdout] --> src/utils.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn cross(a: &[A], b: &[B]) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `coords_to_cell` is never used [INFO] [stdout] --> src/utils.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn coords_to_cell(row: usize, col: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cell_to_coords` is never used [INFO] [stdout] --> src/utils.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn cell_to_coords(cell: &str) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `Row`, and `Table` [INFO] [stdout] --> src/main.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | use prettytable::{Table, Row, Cell}; [INFO] [stdout] | ^^^^^ ^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/sudoku.rs:579:25 [INFO] [stdout] | [INFO] [stdout] 579 | index -= 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/main.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | let result = solver.solve(&mut sudoku_clone); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.77s [INFO] running `Command { std: "docker" "inspect" "a75d67ab508cfb6d5dd1a05d012e5061040d9d147c8d5b8cae398bca5e1dcdee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a75d67ab508cfb6d5dd1a05d012e5061040d9d147c8d5b8cae398bca5e1dcdee", kill_on_drop: false }` [INFO] [stdout] a75d67ab508cfb6d5dd1a05d012e5061040d9d147c8d5b8cae398bca5e1dcdee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23b20a9e4d65f0b28ac9b322e58cf5d11630eec5f08a450a5240388d7a29004a [INFO] running `Command { std: "docker" "start" "-a" "23b20a9e4d65f0b28ac9b322e58cf5d11630eec5f08a450a5240388d7a29004a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling serde v1.0.171 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling serde_json v1.0.103 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling plotters-backend v0.3.5 [INFO] [stderr] Compiling os_str_bytes v6.5.1 [INFO] [stderr] Compiling regex-syntax v0.7.4 [INFO] [stderr] Compiling ciborium-io v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling ciborium-ll v0.2.1 [INFO] [stderr] Compiling num-complex v0.4.3 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling plotters-svg v0.3.5 [INFO] [stderr] Compiling walkdir v2.3.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling plotters v0.3.5 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling quote v1.0.31 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stderr] Compiling syn v2.0.26 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling rayon v1.7.0 [INFO] [stderr] Compiling num v0.4.1 [INFO] [stderr] Compiling regex-automata v0.3.3 [INFO] [stderr] Compiling serde_derive v1.0.171 [INFO] [stderr] Compiling regex v1.9.1 [INFO] [stderr] Compiling csv v1.2.2 [INFO] [stderr] Compiling ciborium v0.2.1 [INFO] [stderr] Compiling prettytable-rs v0.10.0 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `cross` is never used [INFO] [stdout] --> src/utils.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn cross(a: &[A], b: &[B]) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `coords_to_cell` is never used [INFO] [stdout] --> src/utils.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn coords_to_cell(row: usize, col: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cell_to_coords` is never used [INFO] [stdout] --> src/utils.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn cell_to_coords(cell: &str) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.4.0 [INFO] [stdout] warning: function `cross` is never used [INFO] [stdout] --> src/utils.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn cross(a: &[A], b: &[B]) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `coords_to_cell` is never used [INFO] [stdout] --> src/utils.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn coords_to_cell(row: usize, col: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cell_to_coords` is never used [INFO] [stdout] --> src/utils.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn cell_to_coords(cell: &str) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `Row`, and `Table` [INFO] [stdout] --> src/main.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | use prettytable::{Table, Row, Cell}; [INFO] [stdout] | ^^^^^ ^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/sudoku.rs:579:25 [INFO] [stdout] | [INFO] [stdout] 579 | index -= 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/main.rs:48:17 [INFO] [stdout] | [INFO] [stdout] 48 | let result = solver.solve(&mut sudoku_clone); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut reader = BufReader::new(file); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 24.99s [INFO] running `Command { std: "docker" "inspect" "23b20a9e4d65f0b28ac9b322e58cf5d11630eec5f08a450a5240388d7a29004a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23b20a9e4d65f0b28ac9b322e58cf5d11630eec5f08a450a5240388d7a29004a", kill_on_drop: false }` [INFO] [stdout] 23b20a9e4d65f0b28ac9b322e58cf5d11630eec5f08a450a5240388d7a29004a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 728ec975419a609d0bb3bbc6822a33d1c638cd18ec508f598836b872fc744959 [INFO] running `Command { std: "docker" "start" "-a" "728ec975419a609d0bb3bbc6822a33d1c638cd18ec508f598836b872fc744959", kill_on_drop: false }` [INFO] [stderr] warning: function `cross` is never used [INFO] [stderr] --> src/utils.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn cross(a: &[A], b: &[B]) -> Vec { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `coords_to_cell` is never used [INFO] [stderr] --> src/utils.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn coords_to_cell(row: usize, col: usize) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `cell_to_coords` is never used [INFO] [stderr] --> src/utils.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn cell_to_coords(cell: &str) -> (usize, usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `sudoku` (lib) generated 3 warnings [INFO] [stderr] warning: unused imports: `Cell`, `Row`, and `Table` [INFO] [stderr] --> src/main.rs:8:19 [INFO] [stderr] | [INFO] [stderr] 8 | use prettytable::{Table, Row, Cell}; [INFO] [stderr] | ^^^^^ ^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `index` is never read [INFO] [stderr] --> src/sudoku.rs:579:25 [INFO] [stderr] | [INFO] [stderr] 579 | index -= 1; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/main.rs:48:17 [INFO] [stderr] | [INFO] [stderr] 48 | let result = solver.solve(&mut sudoku_clone); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:20:13 [INFO] [stderr] | [INFO] [stderr] 20 | let mut reader = BufReader::new(file); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 4 warnings (run `cargo fix --bin "sudoku" --tests` to apply 2 suggestions) [INFO] [stderr] warning: `sudoku` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku-c3e55c469e17a8c6) [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] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-932f738b23aba97c) [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 [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] running `Command { std: "docker" "inspect" "728ec975419a609d0bb3bbc6822a33d1c638cd18ec508f598836b872fc744959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "728ec975419a609d0bb3bbc6822a33d1c638cd18ec508f598836b872fc744959", kill_on_drop: false }` [INFO] [stdout] 728ec975419a609d0bb3bbc6822a33d1c638cd18ec508f598836b872fc744959