[INFO] fetching crate sudoko 0.6.0...
[INFO] testing sudoko-0.6.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate sudoko 0.6.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sudoko 0.6.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sudoko 0.6.0
[INFO] tweaked toml for crates.io crate sudoko 0.6.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sudoko 0.6.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sudoko 0.6.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anstyle v1.0.11
[INFO] [stderr]   Downloaded clap v4.5.40
[INFO] [stderr]   Downloaded clap_builder v4.5.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a35c7ad99cc028b39c78f646a2e0a3ef95bf5e832712fc7256a02a6423712dc
[INFO] running `Command { std: "docker" "start" "-a" "8a35c7ad99cc028b39c78f646a2e0a3ef95bf5e832712fc7256a02a6423712dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a35c7ad99cc028b39c78f646a2e0a3ef95bf5e832712fc7256a02a6423712dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a35c7ad99cc028b39c78f646a2e0a3ef95bf5e832712fc7256a02a6423712dc", kill_on_drop: false }`
[INFO] [stdout] 8a35c7ad99cc028b39c78f646a2e0a3ef95bf5e832712fc7256a02a6423712dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f04239d0282e61b66107e5520353aa0683721013b48b23df21cb8ddd6dbd11b
[INFO] running `Command { std: "docker" "start" "-a" "7f04239d0282e61b66107e5520353aa0683721013b48b23df21cb8ddd6dbd11b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoko v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "7f04239d0282e61b66107e5520353aa0683721013b48b23df21cb8ddd6dbd11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f04239d0282e61b66107e5520353aa0683721013b48b23df21cb8ddd6dbd11b", kill_on_drop: false }`
[INFO] [stdout] 7f04239d0282e61b66107e5520353aa0683721013b48b23df21cb8ddd6dbd11b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d15008985d351cf58ad65c0d125fa6fa783493974af3691df4b0772ab5855f01
[INFO] running `Command { std: "docker" "start" "-a" "d15008985d351cf58ad65c0d125fa6fa783493974af3691df4b0772ab5855f01", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling sudoko v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: unused imports: `Difficulty` and `SudokuSolver`
[INFO] [stdout]  --> examples/validation_test.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sudoko::{Difficulty, Sudoku, SudokuSolver};
[INFO] [stdout]   |              ^^^^^^^^^^          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/validation_test.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut puzzle = Sudoku::from_string(puzzle_str, 9).unwrap();
[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] [stdout] warning: unused import: `Difficulty`
[INFO] [stdout]  --> examples/enhanced_validation_test.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sudoko::{Difficulty, Sudoku, SudokuSolver};
[INFO] [stdout]   |              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/comprehensive_validation_test.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut puzzle = Sudoku::from_string(puzzle_str, 9).unwrap();
[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] [stdout] error[E0432]: unresolved import `sudoko::WasmSudoku`
[INFO] [stdout]  --> examples/wasm_validation_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sudoko::WasmSudoku;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ no `WasmSudoku` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sudoko` (example "wasm_validation_test") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d15008985d351cf58ad65c0d125fa6fa783493974af3691df4b0772ab5855f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d15008985d351cf58ad65c0d125fa6fa783493974af3691df4b0772ab5855f01", kill_on_drop: false }`
[INFO] [stdout] d15008985d351cf58ad65c0d125fa6fa783493974af3691df4b0772ab5855f01