[INFO] cloning repository https://github.com/NailoTB/mahjong-simulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NailoTB/mahjong-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNailoTB%2Fmahjong-simulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNailoTB%2Fmahjong-simulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 80973ebfd4030cc89061e8d733153d0145ff4a54 [INFO] checking NailoTB/mahjong-simulator against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNailoTB%2Fmahjong-simulator" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NailoTB/mahjong-simulator on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/NailoTB/mahjong-simulator [INFO] finished tweaking git repo https://github.com/NailoTB/mahjong-simulator [INFO] tweaked toml for git repo https://github.com/NailoTB/mahjong-simulator written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/NailoTB/mahjong-simulator 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e0bebe0442204673dbefb5be66eb576d860f1062f3f4415998b35afb1a96f3c [INFO] running `Command { std: "docker" "start" "-a" "7e0bebe0442204673dbefb5be66eb576d860f1062f3f4415998b35afb1a96f3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e0bebe0442204673dbefb5be66eb576d860f1062f3f4415998b35afb1a96f3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e0bebe0442204673dbefb5be66eb576d860f1062f3f4415998b35afb1a96f3c", kill_on_drop: false }` [INFO] [stdout] 7e0bebe0442204673dbefb5be66eb576d860f1062f3f4415998b35afb1a96f3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a21491c094db0134214f3bb191c9b45c6cd0e7a9a8368325f230f4b2f022df96 [INFO] running `Command { std: "docker" "start" "-a" "a21491c094db0134214f3bb191c9b45c6cd0e7a9a8368325f230f4b2f022df96", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rayon-core v1.11.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking mahjong-simulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `skip_chi` is assigned to, but never used [INFO] [stdout] --> src/main.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | let mut skip_chi = false; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_skip_chi` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `round_ongoing` is never read [INFO] [stdout] --> src/main.rs:81:17 [INFO] [stdout] | [INFO] [stdout] 81 | round_ongoing = false; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip_chi` is never read [INFO] [stdout] --> src/main.rs:129:21 [INFO] [stdout] | [INFO] [stdout] 129 | skip_chi = true; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip_chi` is never read [INFO] [stdout] --> src/main.rs:148:13 [INFO] [stdout] | [INFO] [stdout] 148 | skip_chi = false; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `call_chi`, `kan`, and `riichi` are never read [INFO] [stdout] --> src/types/mod.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 67 | pub struct Strategy { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 68 | pub call_chi: fn(StrategyInput) -> bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub kan: fn(StrategyInput) -> bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 73 | pub riichi: fn(StrategyInput) -> bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Strategy` 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: associated function `new` is never used [INFO] [stdout] --> src/types/mod.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 76 | impl Strategy { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 77 | fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `discards`, `seat_wind`, and `round_number` are never read [INFO] [stdout] --> src/types/mod.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 118 | pub struct StrategyInput { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 119 | pub hand: Vec, [INFO] [stdout] 120 | pub discards: Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 121 | pub seat_wind: SeatWind, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 122 | pub round_number: u8, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StrategyInput` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_tile` is never used [INFO] [stdout] --> src/types/mahjong_tile.rs:143:8 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn print_tile(tile: &MahjongTile) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `can_chi` is never used [INFO] [stdout] --> src/types/mahjong_tile.rs:473:8 [INFO] [stdout] | [INFO] [stdout] 473 | pub fn can_chi(hand: &[MahjongTile], tile: &MahjongTile) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/types/mahjong_tile.rs:702:9 [INFO] [stdout] | [INFO] [stdout] 702 | let mut tile1 = MahjongTile { suit: Suit::Pinzu, value: 3, is_dora: false }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/types/mahjong_tile.rs:703:9 [INFO] [stdout] | [INFO] [stdout] 703 | let mut tile2 = MahjongTile { suit: Suit::Sangen, value: 1, is_dora: false }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/types/mahjong_tile.rs:704:9 [INFO] [stdout] | [INFO] [stdout] 704 | let mut tile3 = MahjongTile { suit: Suit::Manzu, value: 7, is_dora: false }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/types/mahjong_tile.rs:705:9 [INFO] [stdout] | [INFO] [stdout] 705 | let mut tile4 = MahjongTile { suit: Suit::Pinzu, value: 7, is_dora: false }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/types/mahjong_tile.rs:735:9 [INFO] [stdout] | [INFO] [stdout] 735 | let mut tile1 = MahjongTile { suit: Suit::Sangen, value: 2, is_dora: false }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/types/mahjong_tile.rs:736:9 [INFO] [stdout] | [INFO] [stdout] 736 | let mut tile2 = MahjongTile { suit: Suit::Manzu, value: 8, is_dora: false }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/types/mahjong_tile.rs:737:9 [INFO] [stdout] | [INFO] [stdout] 737 | let mut tile3 = MahjongTile { suit: Suit::Souzu, value: 3, is_dora: false }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `expected_output` [INFO] [stdout] --> src/types/mahjong_tile.rs:968:9 [INFO] [stdout] | [INFO] [stdout] 968 | let expected_output = vec![ [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `skip_chi` is assigned to, but never used [INFO] [stdout] --> src/main.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | let mut skip_chi = false; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_skip_chi` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `round_ongoing` is never read [INFO] [stdout] --> src/main.rs:81:17 [INFO] [stdout] | [INFO] [stdout] 81 | round_ongoing = false; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip_chi` is never read [INFO] [stdout] --> src/main.rs:129:21 [INFO] [stdout] | [INFO] [stdout] 129 | skip_chi = true; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `skip_chi` is never read [INFO] [stdout] --> src/main.rs:148:13 [INFO] [stdout] | [INFO] [stdout] 148 | skip_chi = false; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `call_chi`, `kan`, and `riichi` are never read [INFO] [stdout] --> src/types/mod.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 67 | pub struct Strategy { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 68 | pub call_chi: fn(StrategyInput) -> bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub kan: fn(StrategyInput) -> bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 73 | pub riichi: fn(StrategyInput) -> bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Strategy` 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: associated function `new` is never used [INFO] [stdout] --> src/types/mod.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 76 | impl Strategy { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 77 | fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `discards`, `seat_wind`, and `round_number` are never read [INFO] [stdout] --> src/types/mod.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 118 | pub struct StrategyInput { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 119 | pub hand: Vec, [INFO] [stdout] 120 | pub discards: Vec>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 121 | pub seat_wind: SeatWind, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 122 | pub round_number: u8, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StrategyInput` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_tile` is never used [INFO] [stdout] --> src/types/mahjong_tile.rs:143:8 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn print_tile(tile: &MahjongTile) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.07s [INFO] running `Command { std: "docker" "inspect" "a21491c094db0134214f3bb191c9b45c6cd0e7a9a8368325f230f4b2f022df96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a21491c094db0134214f3bb191c9b45c6cd0e7a9a8368325f230f4b2f022df96", kill_on_drop: false }` [INFO] [stdout] a21491c094db0134214f3bb191c9b45c6cd0e7a9a8368325f230f4b2f022df96