[INFO] cloning repository https://github.com/Aehmlo/ku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aehmlo/ku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAehmlo%2Fku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAehmlo%2Fku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d2cb746ff47d427128f53f593efc555212cf32b5 [INFO] checking Aehmlo/ku against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAehmlo%2Fku" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Aehmlo/ku on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Aehmlo/ku [INFO] finished tweaking git repo https://github.com/Aehmlo/ku [INFO] tweaked toml for git repo https://github.com/Aehmlo/ku written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/Aehmlo/ku already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded stdweb-internal-macros v0.2.6 [INFO] [stderr] Downloaded stdweb-internal-runtime v0.1.3 [INFO] [stderr] Downloaded stdweb v0.4.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 607425e4cdd13ae7cca4b85ff9061c0b638b6d43f68979f411439eb2695fbe4a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "607425e4cdd13ae7cca4b85ff9061c0b638b6d43f68979f411439eb2695fbe4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "607425e4cdd13ae7cca4b85ff9061c0b638b6d43f68979f411439eb2695fbe4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "607425e4cdd13ae7cca4b85ff9061c0b638b6d43f68979f411439eb2695fbe4a", kill_on_drop: false }` [INFO] [stdout] 607425e4cdd13ae7cca4b85ff9061c0b638b6d43f68979f411439eb2695fbe4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e52ef8ecbbbbc0a6697b6975542134e27c93a7723e7b6271d04ebef8aefa592 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1e52ef8ecbbbbc0a6697b6975542134e27c93a7723e7b6271d04ebef8aefa592", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.3 [INFO] [stderr] Compiling base-x v0.2.4 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Compiling stdweb v0.4.15 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.6 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] Checking ku v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:56:14 [INFO] [stdout] | [INFO] [stdout] 56 | 0...49 => Unplayable, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:57:15 [INFO] [stdout] | [INFO] [stdout] 57 | 50...150 => Beginner, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:58:16 [INFO] [stdout] | [INFO] [stdout] 58 | 151...250 => Easy, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:59:16 [INFO] [stdout] | [INFO] [stdout] 59 | 251...400 => Intermediate, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:60:16 [INFO] [stdout] | [INFO] [stdout] 60 | 401...550 => Difficult, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:56:14 [INFO] [stdout] | [INFO] [stdout] 56 | 0...49 => Unplayable, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:57:15 [INFO] [stdout] | [INFO] [stdout] 57 | 50...150 => Beginner, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:58:16 [INFO] [stdout] | [INFO] [stdout] 58 | 151...250 => Easy, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:59:16 [INFO] [stdout] | [INFO] [stdout] 59 | 251...400 => Intermediate, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sol.rs:60:16 [INFO] [stdout] | [INFO] [stdout] 60 | 401...550 => Difficult, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:697:22 [INFO] [stdout] | [INFO] [stdout] 697 | 0...2 => 0, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:698:22 [INFO] [stdout] | [INFO] [stdout] 698 | 3...5 => 3, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:699:22 [INFO] [stdout] | [INFO] [stdout] 699 | 6...8 => 6, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:703:22 [INFO] [stdout] | [INFO] [stdout] 703 | 0...2 => 0, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:704:22 [INFO] [stdout] | [INFO] [stdout] 704 | 3...5 => 3, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:705:22 [INFO] [stdout] | [INFO] [stdout] 705 | 6...8 => 6, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:715:22 [INFO] [stdout] | [INFO] [stdout] 715 | 0...3 => 0, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:716:22 [INFO] [stdout] | [INFO] [stdout] 716 | 4...7 => 4, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:717:22 [INFO] [stdout] | [INFO] [stdout] 717 | 8...11 => 8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:718:23 [INFO] [stdout] | [INFO] [stdout] 718 | 12...15 => 12, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:722:22 [INFO] [stdout] | [INFO] [stdout] 722 | 0...3 => 0, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:723:22 [INFO] [stdout] | [INFO] [stdout] 723 | 4...7 => 4, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:724:22 [INFO] [stdout] | [INFO] [stdout] 724 | 8...11 => 8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/sudoku.rs:725:23 [INFO] [stdout] | [INFO] [stdout] 725 | 12...15 => 12, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/sudoku.rs:625:71 [INFO] [stdout] | [INFO] [stdout] 625 | for vec in [vec![], vec![Some(Element(1)), Some(Element(2))]].into_iter() { [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/sudoku.rs:635:77 [INFO] [stdout] | [INFO] [stdout] 635 | for vec in [vec![], vec![Some(Element(2)), Some(Element(6)), None]].into_iter() { [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:38:25 [INFO] [stdout] | [INFO] [stdout] 38 | let mut reader: Box = if matches.is_present("INPUT") { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:38:25 [INFO] [stdout] | [INFO] [stdout] 38 | let mut reader: Box = if matches.is_present("INPUT") { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.90s [INFO] running `Command { std: "docker" "inspect" "1e52ef8ecbbbbc0a6697b6975542134e27c93a7723e7b6271d04ebef8aefa592", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e52ef8ecbbbbc0a6697b6975542134e27c93a7723e7b6271d04ebef8aefa592", kill_on_drop: false }` [INFO] [stdout] 1e52ef8ecbbbbc0a6697b6975542134e27c93a7723e7b6271d04ebef8aefa592