[INFO] cloning repository https://github.com/ConfusedSky/rusty-sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConfusedSky/rusty-sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConfusedSky%2Frusty-sudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConfusedSky%2Frusty-sudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 13d731cc7662b17d42f48d4bf7e4575a81de5e79 [INFO] checking ConfusedSky/rusty-sudoku against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConfusedSky%2Frusty-sudoku" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ConfusedSky/rusty-sudoku on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ConfusedSky/rusty-sudoku [INFO] finished tweaking git repo https://github.com/ConfusedSky/rusty-sudoku [INFO] tweaked toml for git repo https://github.com/ConfusedSky/rusty-sudoku written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ConfusedSky/rusty-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-6-tc1/source/app/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] [stderr] warning: /workspace/builds/worker-6-tc1/source/app/Cargo.toml: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 216039de684cbe0333f1e30192af7c78e61f4b741bd83c997cd2c98927e6de58 [INFO] running `Command { std: "docker" "start" "-a" "216039de684cbe0333f1e30192af7c78e61f4b741bd83c997cd2c98927e6de58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "216039de684cbe0333f1e30192af7c78e61f4b741bd83c997cd2c98927e6de58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "216039de684cbe0333f1e30192af7c78e61f4b741bd83c997cd2c98927e6de58", kill_on_drop: false }` [INFO] [stdout] 216039de684cbe0333f1e30192af7c78e61f4b741bd83c997cd2c98927e6de58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 538ad3c9fa0b4fb44c8bae4e6e15eb2785c5b46de61c6ac3678deef385d1ebaf [INFO] running `Command { std: "docker" "start" "-a" "538ad3c9fa0b4fb44c8bae4e6e15eb2785c5b46de61c6ac3678deef385d1ebaf", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/app/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: /opt/rustwide/workdir/app/Cargo.toml: Found `debug_assertions` in `target.'cfg(...)'.dependencies`. This value is not supported for selecting dependencies and will not work as expected. To learn more visit https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html#platform-specific-dependencies [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.67 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling bumpalo v3.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling wasm-bindgen v0.2.67 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling wasm-bindgen-test-macro v0.2.50 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.67 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.67 [INFO] [stderr] Checking sudoku_core v0.1.0 (/opt/rustwide/workdir/sudoku_core) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> sudoku_core/src/lib.rs:31:26 [INFO] [stdout] | [INFO] [stdout] 31 | Self::Top => (1..4), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 31 - Self::Top => (1..4), [INFO] [stdout] 31 + Self::Top => 1..4, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> sudoku_core/src/lib.rs:32:29 [INFO] [stdout] | [INFO] [stdout] 32 | Self::Middle => (4..7), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 32 - Self::Middle => (4..7), [INFO] [stdout] 32 + Self::Middle => 4..7, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> sudoku_core/src/lib.rs:33:29 [INFO] [stdout] | [INFO] [stdout] 33 | Self::Bottom => (7..10), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 33 - Self::Bottom => (7..10), [INFO] [stdout] 33 + Self::Bottom => 7..10, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> sudoku_core/src/lib.rs:31:26 [INFO] [stdout] | [INFO] [stdout] 31 | Self::Top => (1..4), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 31 - Self::Top => (1..4), [INFO] [stdout] 31 + Self::Top => 1..4, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> sudoku_core/src/lib.rs:32:29 [INFO] [stdout] | [INFO] [stdout] 32 | Self::Middle => (4..7), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 32 - Self::Middle => (4..7), [INFO] [stdout] 32 + Self::Middle => 4..7, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> sudoku_core/src/lib.rs:33:29 [INFO] [stdout] | [INFO] [stdout] 33 | Self::Bottom => (7..10), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 33 - Self::Bottom => (7..10), [INFO] [stdout] 33 + Self::Bottom => 7..10, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking js-sys v0.3.44 [INFO] [stderr] Checking console_error_panic_hook v0.1.6 [INFO] [stderr] Checking wasm-bindgen-futures v0.3.27 [INFO] [stderr] Checking web-sys v0.3.44 [INFO] [stderr] Checking wasm-bindgen-test v0.2.50 [INFO] [stderr] Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir/app) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.52s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.67 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "538ad3c9fa0b4fb44c8bae4e6e15eb2785c5b46de61c6ac3678deef385d1ebaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "538ad3c9fa0b4fb44c8bae4e6e15eb2785c5b46de61c6ac3678deef385d1ebaf", kill_on_drop: false }` [INFO] [stdout] 538ad3c9fa0b4fb44c8bae4e6e15eb2785c5b46de61c6ac3678deef385d1ebaf