[INFO] fetching crate hudoku 0.0.1... [INFO] testing hudoku-0.0.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate hudoku 0.0.1 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate hudoku 0.0.1 [INFO] finished tweaking crates.io crate hudoku 0.0.1 [INFO] tweaked toml for crates.io crate hudoku 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hudoku 0.0.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 104 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.5.1 (available: v0.7.0) [INFO] [stderr] Adding itertools v0.13.0 (available: v0.14.0) [INFO] [stderr] Adding toml v0.8.23 (available: v0.9.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b682d960825be3e5c9af928e7a869d828ee5a9acb9d0a359efec27f9bd4ce19e [INFO] running `Command { std: "docker" "start" "-a" "b682d960825be3e5c9af928e7a869d828ee5a9acb9d0a359efec27f9bd4ce19e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b682d960825be3e5c9af928e7a869d828ee5a9acb9d0a359efec27f9bd4ce19e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b682d960825be3e5c9af928e7a869d828ee5a9acb9d0a359efec27f9bd4ce19e", kill_on_drop: false }` [INFO] [stdout] b682d960825be3e5c9af928e7a869d828ee5a9acb9d0a359efec27f9bd4ce19e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 310c721db8fca4a1024b1083cda5ad6fecf3d8188b801c6d9f3a251743fe577e [INFO] running `Command { std: "docker" "start" "-a" "310c721db8fca4a1024b1083cda5ad6fecf3d8188b801c6d9f3a251743fe577e", kill_on_drop: false }` [INFO] [stderr] Compiling hudoku v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `comb` [INFO] [stdout] --> src/solver/single_digit_patterns/rectangle_elimination.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::utils::{comb, NamedCellSet}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:44:34 [INFO] [stdout] | [INFO] [stdout] 44 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:82:38 [INFO] [stdout] | [INFO] [stdout] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:82:50 [INFO] [stdout] | [INFO] [stdout] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cols` [INFO] [stdout] --> src/solver/single_digit_patterns/rectangle_elimination.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | cols: &[NamedCellSet], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip_unselected` is never read [INFO] [stdout] --> src/utils/combination_generator.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | skip_unselected = false; [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: method `candidate_cells_in_blocks` is never used [INFO] [stdout] --> src/solver.rs:153:19 [INFO] [stdout] | [INFO] [stdout] 43 | impl SudokuSolver { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 153 | pub(crate) fn candidate_cells_in_blocks(&self, value: CellValue) -> &[NamedCellSet] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/sudoku.rs:281:19 [INFO] [stdout] | [INFO] [stdout] 280 | impl StepPosition { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 281 | pub(crate) fn new(reason: String, cell_index: CellIndex, value: CellValue) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils/cellset.rs:90:17 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> Copied> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> Copied> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.80s [INFO] running `Command { std: "docker" "inspect" "310c721db8fca4a1024b1083cda5ad6fecf3d8188b801c6d9f3a251743fe577e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "310c721db8fca4a1024b1083cda5ad6fecf3d8188b801c6d9f3a251743fe577e", kill_on_drop: false }` [INFO] [stdout] 310c721db8fca4a1024b1083cda5ad6fecf3d8188b801c6d9f3a251743fe577e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 825ab6180f20978c6ef879ec8a426b43bf67b032fc76f05de04990dc1515e783 [INFO] running `Command { std: "docker" "start" "-a" "825ab6180f20978c6ef879ec8a426b43bf67b032fc76f05de04990dc1515e783", kill_on_drop: false }` [INFO] [stderr] Compiling toml_write v0.1.2 [INFO] [stderr] Compiling winnow v0.7.13 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling wasm-bindgen v0.2.100 [INFO] [stderr] Compiling js-sys v0.3.77 [INFO] [stderr] Compiling console_error_panic_hook v0.1.7 [INFO] [stderr] Compiling hudoku v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `comb` [INFO] [stdout] --> src/solver/single_digit_patterns/rectangle_elimination.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::utils::{comb, NamedCellSet}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:44:34 [INFO] [stdout] | [INFO] [stdout] 44 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:82:38 [INFO] [stdout] | [INFO] [stdout] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:82:50 [INFO] [stdout] | [INFO] [stdout] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cols` [INFO] [stdout] --> src/solver/single_digit_patterns/rectangle_elimination.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | cols: &[NamedCellSet], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip_unselected` is never read [INFO] [stdout] --> src/utils/combination_generator.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | skip_unselected = false; [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: method `candidate_cells_in_blocks` is never used [INFO] [stdout] --> src/solver.rs:153:19 [INFO] [stdout] | [INFO] [stdout] 43 | impl SudokuSolver { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 153 | pub(crate) fn candidate_cells_in_blocks(&self, value: CellValue) -> &[NamedCellSet] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/sudoku.rs:281:19 [INFO] [stdout] | [INFO] [stdout] 280 | impl StepPosition { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 281 | pub(crate) fn new(reason: String, cell_index: CellIndex, value: CellValue) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils/cellset.rs:90:17 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> Copied> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> Copied> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling wasm-bindgen-futures v0.4.50 [INFO] [stderr] Compiling wasm-bindgen-test v0.3.50 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling serde_spanned v0.6.9 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling toml_edit v0.22.27 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Compiling toml v0.8.23 [INFO] [stdout] warning: unused import: `comb` [INFO] [stdout] --> src/solver/single_digit_patterns/rectangle_elimination.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::utils::{comb, NamedCellSet}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:44:34 [INFO] [stdout] | [INFO] [stdout] 44 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:82:38 [INFO] [stdout] | [INFO] [stdout] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `element` [INFO] [stdout] --> src/solver/fish/mutant_fish.rs:82:50 [INFO] [stdout] | [INFO] [stdout] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cols` [INFO] [stdout] --> src/solver/single_digit_patterns/rectangle_elimination.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | cols: &[NamedCellSet], [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip_unselected` is never read [INFO] [stdout] --> src/utils/combination_generator.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | skip_unselected = false; [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: `pos` [INFO] [stdout] --> src/utils/combination_generator.rs:150:44 [INFO] [stdout] | [INFO] [stdout] 150 | let ref mut on_element_selected = |pos, element| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/utils/combination_generator.rs:157:46 [INFO] [stdout] | [INFO] [stdout] 157 | let ref mut on_element_unselected = |pos, element| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `candidate_cells_in_blocks` is never used [INFO] [stdout] --> src/solver.rs:153:19 [INFO] [stdout] | [INFO] [stdout] 43 | impl SudokuSolver { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 153 | pub(crate) fn candidate_cells_in_blocks(&self, value: CellValue) -> &[NamedCellSet] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/sudoku.rs:281:19 [INFO] [stdout] | [INFO] [stdout] 280 | impl StepPosition { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 281 | pub(crate) fn new(reason: String, cell_index: CellIndex, value: CellValue) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils/cellset.rs:90:17 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> Copied> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 90 | pub fn iter(&self) -> Copied> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 15.37s [INFO] running `Command { std: "docker" "inspect" "825ab6180f20978c6ef879ec8a426b43bf67b032fc76f05de04990dc1515e783", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "825ab6180f20978c6ef879ec8a426b43bf67b032fc76f05de04990dc1515e783", kill_on_drop: false }` [INFO] [stdout] 825ab6180f20978c6ef879ec8a426b43bf67b032fc76f05de04990dc1515e783 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d13b195b3d187b67817cc897428ae1d829914bb5517ad1aee46cb7b882d7d719 [INFO] running `Command { std: "docker" "start" "-a" "d13b195b3d187b67817cc897428ae1d829914bb5517ad1aee46cb7b882d7d719", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `comb` [INFO] [stderr] --> src/solver/single_digit_patterns/rectangle_elimination.rs:3:20 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::utils::{comb, NamedCellSet}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `itertools::Itertools` [INFO] [stderr] --> src/solver/fish/mutant_fish.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use itertools::Itertools; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/solver/fish/mutant_fish.rs:44:34 [INFO] [stderr] | [INFO] [stderr] 44 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/solver/fish/mutant_fish.rs:82:38 [INFO] [stderr] | [INFO] [stderr] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `element` [INFO] [stderr] --> src/solver/fish/mutant_fish.rs:82:50 [INFO] [stderr] | [INFO] [stderr] 82 | let ref mut on_unselected = |pos: usize, element: usize| { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_element` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cols` [INFO] [stderr] --> src/solver/single_digit_patterns/rectangle_elimination.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | cols: &[NamedCellSet], [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cols` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `skip_unselected` is never read [INFO] [stderr] --> src/utils/combination_generator.rs:100:17 [INFO] [stderr] | [INFO] [stderr] 100 | skip_unselected = false; [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: method `candidate_cells_in_blocks` is never used [INFO] [stderr] --> src/solver.rs:153:19 [INFO] [stderr] | [INFO] [stderr] 43 | impl SudokuSolver { [INFO] [stderr] | ----------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 153 | pub(crate) fn candidate_cells_in_blocks(&self, value: CellValue) -> &[NamedCellSet] { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/sudoku.rs:281:19 [INFO] [stderr] | [INFO] [stderr] 280 | impl StepPosition { [INFO] [stderr] | ----------------- associated function in this implementation [INFO] [stderr] 281 | pub(crate) fn new(reason: String, cell_index: CellIndex, value: CellValue) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/utils/cellset.rs:90:17 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn iter(&self) -> Copied> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 90 | pub fn iter(&self) -> Copied> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `hudoku` (lib) generated 10 warnings (run `cargo fix --lib -p hudoku` to apply 2 suggestions) [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/utils/combination_generator.rs:150:44 [INFO] [stderr] | [INFO] [stderr] 150 | let ref mut on_element_selected = |pos, element| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/utils/combination_generator.rs:157:46 [INFO] [stderr] | [INFO] [stderr] 157 | let ref mut on_element_unselected = |pos, element| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stderr] [INFO] [stderr] warning: `hudoku` (lib test) generated 12 warnings (10 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_solver-81349e2959f4fa92) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test utils::cellset::tests::test_cellset ... ok [INFO] [stdout] test utils::combination_generator2::tests::test_combination_generator ... ok [INFO] [stdout] test utils::combination_generator::tests::test_combination_iterator ... ok [INFO] [stdout] test utils::combination_generator::tests::test_combination_iterator_options ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests sudoku_solver [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" "d13b195b3d187b67817cc897428ae1d829914bb5517ad1aee46cb7b882d7d719", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d13b195b3d187b67817cc897428ae1d829914bb5517ad1aee46cb7b882d7d719", kill_on_drop: false }` [INFO] [stdout] d13b195b3d187b67817cc897428ae1d829914bb5517ad1aee46cb7b882d7d719