[INFO] fetching crate sudoku-cli 0.2.0... [INFO] testing sudoku-cli-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate sudoku-cli 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate sudoku-cli 0.2.0 [INFO] finished tweaking crates.io crate sudoku-cli 0.2.0 [INFO] tweaked toml for crates.io crate sudoku-cli 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sudoku-cli 0.2.0 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] crate crates.io crate sudoku-cli 0.2.0 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" "+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] b3c79f854009360da75bc707b15dc2e1f39a78ad4eb83f43c80a285c204e7e77 [INFO] running `Command { std: "docker" "start" "-a" "b3c79f854009360da75bc707b15dc2e1f39a78ad4eb83f43c80a285c204e7e77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b3c79f854009360da75bc707b15dc2e1f39a78ad4eb83f43c80a285c204e7e77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3c79f854009360da75bc707b15dc2e1f39a78ad4eb83f43c80a285c204e7e77", kill_on_drop: false }` [INFO] [stdout] b3c79f854009360da75bc707b15dc2e1f39a78ad4eb83f43c80a285c204e7e77 [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] 77bf0cc60f559d99570761be66f23ac9a105df6e1ba2be3b9323f038eb746b15 [INFO] running `Command { std: "docker" "start" "-a" "77bf0cc60f559d99570761be66f23ac9a105df6e1ba2be3b9323f038eb746b15", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling ansi-escapes v0.1.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.3.3 [INFO] [stderr] Compiling structopt v0.3.3 [INFO] [stderr] Compiling sudoku-cli v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | IOError(std::io::Error), [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] = 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] 15 - IOError(std::io::Error), [INFO] [stdout] 15 + IOError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:16:16 [INFO] [stdout] | [INFO] [stdout] 16 | RayonError(rayon::ThreadPoolBuildError), [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] 16 - RayonError(rayon::ThreadPoolBuildError), [INFO] [stdout] 16 + RayonError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.08s [INFO] running `Command { std: "docker" "inspect" "77bf0cc60f559d99570761be66f23ac9a105df6e1ba2be3b9323f038eb746b15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77bf0cc60f559d99570761be66f23ac9a105df6e1ba2be3b9323f038eb746b15", kill_on_drop: false }` [INFO] [stdout] 77bf0cc60f559d99570761be66f23ac9a105df6e1ba2be3b9323f038eb746b15 [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] 0f100514c5651a8c19eee0bfaf9d1f10f4dfb2a21637707329b808ccc820c58c [INFO] running `Command { std: "docker" "start" "-a" "0f100514c5651a8c19eee0bfaf9d1f10f4dfb2a21637707329b808ccc820c58c", kill_on_drop: false }` [INFO] [stderr] Compiling sudoku-cli v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | IOError(std::io::Error), [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] = 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] 15 - IOError(std::io::Error), [INFO] [stdout] 15 + IOError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:16:16 [INFO] [stdout] | [INFO] [stdout] 16 | RayonError(rayon::ThreadPoolBuildError), [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] 16 - RayonError(rayon::ThreadPoolBuildError), [INFO] [stdout] 16 + RayonError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "0f100514c5651a8c19eee0bfaf9d1f10f4dfb2a21637707329b808ccc820c58c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f100514c5651a8c19eee0bfaf9d1f10f4dfb2a21637707329b808ccc820c58c", kill_on_drop: false }` [INFO] [stdout] 0f100514c5651a8c19eee0bfaf9d1f10f4dfb2a21637707329b808ccc820c58c [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] bbe0bfc2d5f6ec176db4c6c936f85fd4ce911788179a65b6514386a5f36640a3 [INFO] running `Command { std: "docker" "start" "-a" "bbe0bfc2d5f6ec176db4c6c936f85fd4ce911788179a65b6514386a5f36640a3", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/main.rs:15:13 [INFO] [stderr] | [INFO] [stderr] 15 | IOError(std::io::Error), [INFO] [stderr] | ------- ^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `SudokuError` 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] 15 - IOError(std::io::Error), [INFO] [stderr] 15 + IOError(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/main.rs:16:16 [INFO] [stderr] | [INFO] [stderr] 16 | RayonError(rayon::ThreadPoolBuildError), [INFO] [stderr] | ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `SudokuError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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] 16 - RayonError(rayon::ThreadPoolBuildError), [INFO] [stderr] 16 + RayonError(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `sudoku-cli` (bin "sudoku-cli" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku_cli-c183ecfb0eee7510) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test sudoku::bitwise::tests::clears ... ok [INFO] [stdout] test sudoku::bitwise::tests::retrievals ... ok [INFO] [stdout] test sudoku::bitwise::tests::inverse_shifts ... ok [INFO] [stdout] test sudoku::bitwise::tests::shifts ... ok [INFO] [stdout] test sudoku::board::tests::fillable_squares ... ok [INFO] [stdout] test sudoku::data::tests::eight_slot ... ok [INFO] [stdout] test sudoku::data::tests::four_slot ... ok [INFO] [stdout] test sudoku::data::tests::mark_boxes ... ok [INFO] [stdout] test sudoku::data::tests::five_slot ... ok [INFO] [stdout] test sudoku::data::tests::mark_cols ... ok [INFO] [stdout] test sudoku::data::tests::mark_rows ... ok [INFO] [stdout] test sudoku::data::tests::one_slot ... ok [INFO] [stdout] test sudoku::data::tests::six_slot ... ok [INFO] [stdout] test sudoku::data::tests::seven_slot ... ok [INFO] [stdout] test sudoku::data::tests::two_slot ... ok [INFO] [stdout] test sudoku::data::tests::three_slot ... ok [INFO] [stdout] test sudoku::board::tests::find_one ... ok [INFO] [stdout] test sudoku::board::tests::find_all ... ok [INFO] [stdout] test sudoku::data::tests::zero_slot ... ok [INFO] [stdout] test sudoku::board::tests::count_solutions ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bbe0bfc2d5f6ec176db4c6c936f85fd4ce911788179a65b6514386a5f36640a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbe0bfc2d5f6ec176db4c6c936f85fd4ce911788179a65b6514386a5f36640a3", kill_on_drop: false }` [INFO] [stdout] bbe0bfc2d5f6ec176db4c6c936f85fd4ce911788179a65b6514386a5f36640a3