[INFO] cloning repository https://github.com/brendanbennett/sudokrust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brendanbennett/sudokrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrendanbennett%2Fsudokrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrendanbennett%2Fsudokrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7107bf9b8e7c33843051020ebea3a1adcda8f9cf [INFO] checking brendanbennett/sudokrust against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrendanbennett%2Fsudokrust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/brendanbennett/sudokrust [INFO] finished tweaking git repo https://github.com/brendanbennett/sudokrust [INFO] tweaked toml for git repo https://github.com/brendanbennett/sudokrust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/brendanbennett/sudokrust on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/brendanbennett/sudokrust 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00a1f17e54e8143f63e72819cdbcf275882d77e610129a7e2df234a207f8fb5b [INFO] running `Command { std: "docker" "start" "-a" "00a1f17e54e8143f63e72819cdbcf275882d77e610129a7e2df234a207f8fb5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00a1f17e54e8143f63e72819cdbcf275882d77e610129a7e2df234a207f8fb5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00a1f17e54e8143f63e72819cdbcf275882d77e610129a7e2df234a207f8fb5b", kill_on_drop: false }` [INFO] [stdout] 00a1f17e54e8143f63e72819cdbcf275882d77e610129a7e2df234a207f8fb5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9e4a2a5f1055b0d014bfd371ff476f6d2d0c129fc1719769cae79de1f4e22fd [INFO] running `Command { std: "docker" "start" "-a" "c9e4a2a5f1055b0d014bfd371ff476f6d2d0c129fc1719769cae79de1f4e22fd", kill_on_drop: false }` [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking itertools v0.14.0 [INFO] [stderr] Checking sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `default` and `hash::Hash` [INFO] [stdout] --> src/main.rs:2:44 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{collections::{HashMap, HashSet}, default, hash::Hash, iter::Chain, str::FromStr, vec}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `default` and `hash::Hash` [INFO] [stdout] --> src/main.rs:2:44 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{collections::{HashMap, HashSet}, default, hash::Hash, iter::Chain, str::FromStr, vec}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DIGITS` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const DIGITS: [Digit; 9] = [1,2,3,4,5,6,7,8,9]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | ParseError(String), [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SudokuError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 13 - ParseError(String), [INFO] [stdout] 13 + ParseError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `RuntimeError` is never constructed [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | enum SudokuError { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 12 | RuntimeError(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SudokuError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_valid` is never used [INFO] [stdout] --> src/main.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 94 | impl Coords { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 99 | pub fn is_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `is_digit_set_by_coords`, `is_candidate_set_at_coords`, `get_candidate_one_hot`, `find_hidden_pairs`, and `show_coords_on_board` are never used [INFO] [stdout] --> src/main.rs:317:8 [INFO] [stdout] | [INFO] [stdout] 164 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 317 | fn is_digit_set_by_coords(&self, digit: Digit, coords_list: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 329 | fn is_candidate_set_at_coords(&self, digit: Digit, coords: &Coords) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 334 | fn get_candidate_one_hot(&self, digit: Digit, coords_list: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 342 | fn find_hidden_pairs(&self, neighbourhood: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 450 | fn show_coords_on_board(coords_list: Vec) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DIGITS` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const DIGITS: [Digit; 9] = [1,2,3,4,5,6,7,8,9]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:13:16 [INFO] [stdout] | [INFO] [stdout] 13 | ParseError(String), [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SudokuError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 13 - ParseError(String), [INFO] [stdout] 13 + ParseError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `RuntimeError` is never constructed [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | enum SudokuError { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 12 | RuntimeError(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SudokuError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_valid` is never used [INFO] [stdout] --> src/main.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 94 | impl Coords { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 99 | pub fn is_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `is_digit_set_by_coords`, `is_candidate_set_at_coords`, `get_candidate_one_hot`, `find_hidden_pairs`, and `show_coords_on_board` are never used [INFO] [stdout] --> src/main.rs:317:8 [INFO] [stdout] | [INFO] [stdout] 164 | impl Board { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 317 | fn is_digit_set_by_coords(&self, digit: Digit, coords_list: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 329 | fn is_candidate_set_at_coords(&self, digit: Digit, coords: &Coords) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 334 | fn get_candidate_one_hot(&self, digit: Digit, coords_list: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 342 | fn find_hidden_pairs(&self, neighbourhood: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 450 | fn show_coords_on_board(coords_list: Vec) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `Command { std: "docker" "inspect" "c9e4a2a5f1055b0d014bfd371ff476f6d2d0c129fc1719769cae79de1f4e22fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9e4a2a5f1055b0d014bfd371ff476f6d2d0c129fc1719769cae79de1f4e22fd", kill_on_drop: false }` [INFO] [stdout] c9e4a2a5f1055b0d014bfd371ff476f6d2d0c129fc1719769cae79de1f4e22fd