[INFO] fetching crate sudoku 0.7.0... [INFO] documenting sudoku-0.7.0 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate sudoku 0.7.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate sudoku 0.7.0 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sudoku 0.7.0 [INFO] finished tweaking crates.io crate sudoku 0.7.0 [INFO] tweaked toml for crates.io crate sudoku 0.7.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 543f6a1e5f1dde36163c4b950079eea4ab08494402de63abbcd9cf3667a52ec3 [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" "543f6a1e5f1dde36163c4b950079eea4ab08494402de63abbcd9cf3667a52ec3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "543f6a1e5f1dde36163c4b950079eea4ab08494402de63abbcd9cf3667a52ec3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "543f6a1e5f1dde36163c4b950079eea4ab08494402de63abbcd9cf3667a52ec3", kill_on_drop: false }` [INFO] [stdout] 543f6a1e5f1dde36163c4b950079eea4ab08494402de63abbcd9cf3667a52ec3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d8d74be383f7c4c525b4f04a3c5fbca05005b516af9143874a6b9e916531b691 [INFO] running `Command { std: "docker" "start" "-a" "d8d74be383f7c4c525b4f04a3c5fbca05005b516af9143874a6b9e916531b691", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Documenting sudoku v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/generator.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | 1...4 => self.insert_entries_singly(stack)?, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/strategy/solver.rs:324:6 [INFO] [stdout] | [INFO] [stdout] 324 | 1...4 => self.insert_entries_singly(find_naked_singles)?, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/strategy/strategies/locked_candidates.rs:51:78 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|chute_line| poss_digits(chute_line, chute_field) );; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:279:21 [INFO] [stdout] | [INFO] [stdout] 279 | b'0'...b'9' => *cell = ch - b'0', [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:302:35 [INFO] [stdout] | [INFO] [stdout] 302 | b'_' | b'.' | b'0'...b'9' => return Err(LineParseError::TooManyCells), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:403:28 [INFO] [stdout] | [INFO] [stdout] 403 | '1'...'9' | '_' | '.' | '0' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:433:24 [INFO] [stdout] | [INFO] [stdout] 433 | '0'...'9' => grid[cell as usize] = ch as u8 - b'0', [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `::Sudokus` [INFO] [stdout] --> src/strategy/solver.rs:92:7 [INFO] [stdout] | [INFO] [stdout] 92 | /// [`::Sudoku`s], i.e. left-to-right, top-to-bottom. [INFO] [stdout] | ^^^^^^^^^^^ no item named `` in scope [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.92s [INFO] running `Command { std: "docker" "inspect" "d8d74be383f7c4c525b4f04a3c5fbca05005b516af9143874a6b9e916531b691", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8d74be383f7c4c525b4f04a3c5fbca05005b516af9143874a6b9e916531b691", kill_on_drop: false }` [INFO] [stdout] d8d74be383f7c4c525b4f04a3c5fbca05005b516af9143874a6b9e916531b691 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] ba13ffd27f9502ff6852e5ce350268e5df35bc0672671687bbf5e881303661bb [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" "ba13ffd27f9502ff6852e5ce350268e5df35bc0672671687bbf5e881303661bb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Documenting sudoku v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/generator.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | 1...4 => self.insert_entries_singly(stack)?, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/strategy/solver.rs:324:6 [INFO] [stdout] | [INFO] [stdout] 324 | 1...4 => self.insert_entries_singly(find_naked_singles)?, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/strategy/strategies/locked_candidates.rs:51:78 [INFO] [stdout] | [INFO] [stdout] 51 | .map(|chute_line| poss_digits(chute_line, chute_field) );; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:279:21 [INFO] [stdout] | [INFO] [stdout] 279 | b'0'...b'9' => *cell = ch - b'0', [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:302:35 [INFO] [stdout] | [INFO] [stdout] 302 | b'_' | b'.' | b'0'...b'9' => return Err(LineParseError::TooManyCells), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:403:28 [INFO] [stdout] | [INFO] [stdout] 403 | '1'...'9' | '_' | '.' | '0' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/board/sudoku.rs:433:24 [INFO] [stdout] | [INFO] [stdout] 433 | '0'...'9' => grid[cell as usize] = ch as u8 - b'0', [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unresolved link to `::Sudokus` [INFO] [stdout] --> src/strategy/solver.rs:92:7 [INFO] [stdout] | [INFO] [stdout] 92 | /// [`::Sudoku`s], i.e. left-to-right, top-to-bottom. [INFO] [stdout] | ^^^^^^^^^^^ no item named `` in scope [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.77s [INFO] running `Command { std: "docker" "inspect" "ba13ffd27f9502ff6852e5ce350268e5df35bc0672671687bbf5e881303661bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba13ffd27f9502ff6852e5ce350268e5df35bc0672671687bbf5e881303661bb", kill_on_drop: false }` [INFO] [stdout] ba13ffd27f9502ff6852e5ce350268e5df35bc0672671687bbf5e881303661bb