[INFO] cloning repository https://github.com/barbariand/rust_chess_engine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barbariand/rust_chess_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarbariand%2Frust_chess_engine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarbariand%2Frust_chess_engine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 27092fec2cd36617c7e56d1330e6fd4e0049fb1e [INFO] checking barbariand/rust_chess_engine against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarbariand%2Frust_chess_engine" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/barbariand/rust_chess_engine 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/barbariand/rust_chess_engine [INFO] finished tweaking git repo https://github.com/barbariand/rust_chess_engine [INFO] tweaked toml for git repo https://github.com/barbariand/rust_chess_engine written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/barbariand/rust_chess_engine 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 04c5caa2c2bb3d79bc87fc85d46c43e1e09a372bf7c334df87bfbcacd2d4efd2 [INFO] running `Command { std: "docker" "start" "-a" "04c5caa2c2bb3d79bc87fc85d46c43e1e09a372bf7c334df87bfbcacd2d4efd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04c5caa2c2bb3d79bc87fc85d46c43e1e09a372bf7c334df87bfbcacd2d4efd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04c5caa2c2bb3d79bc87fc85d46c43e1e09a372bf7c334df87bfbcacd2d4efd2", kill_on_drop: false }` [INFO] [stdout] 04c5caa2c2bb3d79bc87fc85d46c43e1e09a372bf7c334df87bfbcacd2d4efd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6eff806d4f26d6b2c1abcae61b47c007e513fd35386c233400b0d03612255293 [INFO] running `Command { std: "docker" "start" "-a" "6eff806d4f26d6b2c1abcae61b47c007e513fd35386c233400b0d03612255293", kill_on_drop: false }` [INFO] [stderr] Checking rusttesting v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | str::FromStr, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/rank.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{ops::{Add, Sub}, str::FromStr}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/chess_engine/pieces/mod.rs:1:55 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{board::{Board, BoardPosition, MoveOffset, self}, errors::{Error, ActionError}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/chess_engine/history/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | str::FromStr, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/rank.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{ops::{Add, Sub}, str::FromStr}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/chess_engine/pieces/mod.rs:1:55 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{board::{Board, BoardPosition, MoveOffset, self}, errors::{Error, ActionError}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/chess_engine/history/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `turn` is never read [INFO] [stdout] --> src/chess_engine/board/board.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Board { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 16 | inner_board: [BoardRank; 8], [INFO] [stdout] 17 | turn: Color, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `turn` is never read [INFO] [stdout] --> src/chess_engine/board/board.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Board { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 16 | inner_board: [BoardRank; 8], [INFO] [stdout] 17 | turn: Color, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "6eff806d4f26d6b2c1abcae61b47c007e513fd35386c233400b0d03612255293", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eff806d4f26d6b2c1abcae61b47c007e513fd35386c233400b0d03612255293", kill_on_drop: false }` [INFO] [stdout] 6eff806d4f26d6b2c1abcae61b47c007e513fd35386c233400b0d03612255293 [INFO] checking barbariand/rust_chess_engine against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarbariand%2Frust_chess_engine" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/barbariand/rust_chess_engine on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/barbariand/rust_chess_engine [INFO] finished tweaking git repo https://github.com/barbariand/rust_chess_engine [INFO] tweaked toml for git repo https://github.com/barbariand/rust_chess_engine written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/barbariand/rust_chess_engine 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 63d13ee9debf5ae30d0493b01675bee9a31e3992bdd4fc0103ff483970c03ca4 [INFO] running `Command { std: "docker" "start" "-a" "63d13ee9debf5ae30d0493b01675bee9a31e3992bdd4fc0103ff483970c03ca4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63d13ee9debf5ae30d0493b01675bee9a31e3992bdd4fc0103ff483970c03ca4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63d13ee9debf5ae30d0493b01675bee9a31e3992bdd4fc0103ff483970c03ca4", kill_on_drop: false }` [INFO] [stdout] 63d13ee9debf5ae30d0493b01675bee9a31e3992bdd4fc0103ff483970c03ca4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f18d3d2c6dd187cfaddc79ce16735dead64be2c0548d2f73b102e003e2a086f4 [INFO] running `Command { std: "docker" "start" "-a" "f18d3d2c6dd187cfaddc79ce16735dead64be2c0548d2f73b102e003e2a086f4", kill_on_drop: false }` [INFO] [stderr] Checking rusttesting v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | str::FromStr, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/rank.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{ops::{Add, Sub}, str::FromStr}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/chess_engine/pieces/mod.rs:1:55 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{board::{Board, BoardPosition, MoveOffset, self}, errors::{Error, ActionError}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/chess_engine/history/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/file.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | str::FromStr, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `str::FromStr` [INFO] [stdout] --> src/chess_engine/board/rank.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{ops::{Add, Sub}, str::FromStr}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/chess_engine/pieces/mod.rs:1:55 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{board::{Board, BoardPosition, MoveOffset, self}, errors::{Error, ActionError}}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/chess_engine/history/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/chess_engine/board/board_position.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | Err(BoardPositionError::CharOverflow)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 30 | Err::(BoardPositionError::CharOverflow)?; [INFO] [stdout] | +++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/chess_engine/board/board_position.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | Err(BoardPositionError::CharOverflow)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 30 | Err::(BoardPositionError::CharOverflow)?; [INFO] [stdout] | +++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rusttesting` (bin "rusttesting") due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rusttesting` (bin "rusttesting" test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f18d3d2c6dd187cfaddc79ce16735dead64be2c0548d2f73b102e003e2a086f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f18d3d2c6dd187cfaddc79ce16735dead64be2c0548d2f73b102e003e2a086f4", kill_on_drop: false }` [INFO] [stdout] f18d3d2c6dd187cfaddc79ce16735dead64be2c0548d2f73b102e003e2a086f4