[INFO] cloning repository https://github.com/Gollum999/rust-checkers [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gollum999/rust-checkers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGollum999%2Frust-checkers", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGollum999%2Frust-checkers'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8d31aa12fa5d5c319e24f7c2e6a89853f031ecc4 [INFO] building Gollum999/rust-checkers against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGollum999%2Frust-checkers" "/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/Gollum999/rust-checkers on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Gollum999/rust-checkers [INFO] finished tweaking git repo https://github.com/Gollum999/rust-checkers [INFO] tweaked toml for git repo https://github.com/Gollum999/rust-checkers written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Gollum999/rust-checkers 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ncurses v5.99.0 [INFO] [stderr] Downloaded cc v1.0.47 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded pancurses v0.16.1 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d4aef6d05551849bba9d419bbb0124c41712b5c244d11bfb1b6537bbb34f38c6 [INFO] running `Command { std: "docker" "start" "-a" "d4aef6d05551849bba9d419bbb0124c41712b5c244d11bfb1b6537bbb34f38c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4aef6d05551849bba9d419bbb0124c41712b5c244d11bfb1b6537bbb34f38c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4aef6d05551849bba9d419bbb0124c41712b5c244d11bfb1b6537bbb34f38c6", kill_on_drop: false }` [INFO] [stdout] d4aef6d05551849bba9d419bbb0124c41712b5c244d11bfb1b6537bbb34f38c6 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09870bb7c0f03daceb48370f1acc7d2c00d60fe81d1363b7dbc636f97a34dea5 [INFO] running `Command { std: "docker" "start" "-a" "09870bb7c0f03daceb48370f1acc7d2c00d60fe81d1363b7dbc636f97a34dea5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling pancurses v0.16.1 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling console v0.9.1 [INFO] [stderr] Compiling checkers v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Arg` [INFO] [stdout] --> src/args.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use clap::{Arg, App}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `A_BLINK` and `A_NORMAL` [INFO] [stdout] --> src/frontend/board.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | A_BLINK, A_NORMAL, [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Player` [INFO] [stdout] --> src/frontend/curses_frontend.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use backend::{Board, Player}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Board` and `Player` [INFO] [stdout] --> src/frontend/menu.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use backend::{Board, Player}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ACS_HLINE`, `ACS_VLINE`, `curs_set`, `endwin`, `init_pair`, `initscr`, `noecho`, and `start_color` [INFO] [stdout] --> src/frontend/menu.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | ACS_HLINE, ACS_VLINE, [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] 11 | curs_set, endwin, initscr, init_pair, Input, noecho, start_color, [INFO] [stdout] | ^^^^^^^^ ^^^^^^ ^^^^^^^ ^^^^^^^^^ ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/curses_frontend.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn new(args: Args, backend_channel: FrontendEndpoint) -> CursesFrontend { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/curses_frontend.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut window = initscr(); [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: unused variable: `menu_size` [INFO] [stdout] --> src/frontend/menu.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | let menu_size = (menu_height, menu_width); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_menu_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `debug` is never read [INFO] [stdout] --> src/args.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 5 | pub debug: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Args` has derived impls for the traits `Debug` and `Clone`, 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: methods `find_piece_square`, `can_move`, and `get_valid_moves_for_piece` are never used [INFO] [stdout] --> src/backend/board.rs:124:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl Board { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 124 | fn find_piece_square(&self, piece: &Piece) -> &Square { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 177 | fn can_move(&self, from: &Square, to: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | pub fn get_valid_moves_for_piece(&self, piece: &Piece) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `args` is never read [INFO] [stdout] --> src/backend/game.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Game { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 13 | args: Args, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `code` and `message` are never read [INFO] [stdout] --> src/frontend/curses_frontend.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct WindowError { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 24 | code: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 25 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WindowError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.36s [INFO] running `Command { std: "docker" "inspect" "09870bb7c0f03daceb48370f1acc7d2c00d60fe81d1363b7dbc636f97a34dea5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09870bb7c0f03daceb48370f1acc7d2c00d60fe81d1363b7dbc636f97a34dea5", kill_on_drop: false }` [INFO] [stdout] 09870bb7c0f03daceb48370f1acc7d2c00d60fe81d1363b7dbc636f97a34dea5 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c12b182b2cbd4b9793829073d3f75b84b2d385b1482b42c8d7f73e072ee73440 [INFO] running `Command { std: "docker" "start" "-a" "c12b182b2cbd4b9793829073d3f75b84b2d385b1482b42c8d7f73e072ee73440", kill_on_drop: false }` [INFO] [stderr] Compiling checkers v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Arg` [INFO] [stdout] --> src/args.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use clap::{Arg, App}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `A_BLINK` and `A_NORMAL` [INFO] [stdout] --> src/frontend/board.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | A_BLINK, A_NORMAL, [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Player` [INFO] [stdout] --> src/frontend/curses_frontend.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use backend::{Board, Player}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Board` and `Player` [INFO] [stdout] --> src/frontend/menu.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use backend::{Board, Player}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ACS_HLINE`, `ACS_VLINE`, `curs_set`, `endwin`, `init_pair`, `initscr`, `noecho`, and `start_color` [INFO] [stdout] --> src/frontend/menu.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | ACS_HLINE, ACS_VLINE, [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] 11 | curs_set, endwin, initscr, init_pair, Input, noecho, start_color, [INFO] [stdout] | ^^^^^^^^ ^^^^^^ ^^^^^^^ ^^^^^^^^^ ^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/frontend/curses_frontend.rs:42:16 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn new(args: Args, backend_channel: FrontendEndpoint) -> CursesFrontend { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/frontend/curses_frontend.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut window = initscr(); [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: unused variable: `menu_size` [INFO] [stdout] --> src/frontend/menu.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | let menu_size = (menu_height, menu_width); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_menu_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `debug` is never read [INFO] [stdout] --> src/args.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Args { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 5 | pub debug: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Args` has derived impls for the traits `Debug` and `Clone`, 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: methods `find_piece_square`, `can_move`, and `get_valid_moves_for_piece` are never used [INFO] [stdout] --> src/backend/board.rs:124:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl Board { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 124 | fn find_piece_square(&self, piece: &Piece) -> &Square { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 177 | fn can_move(&self, from: &Square, to: &Square) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | pub fn get_valid_moves_for_piece(&self, piece: &Piece) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `args` is never read [INFO] [stdout] --> src/backend/game.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Game { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 13 | args: Args, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `code` and `message` are never read [INFO] [stdout] --> src/frontend/curses_frontend.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 23 | pub struct WindowError { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 24 | code: i32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 25 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WindowError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "c12b182b2cbd4b9793829073d3f75b84b2d385b1482b42c8d7f73e072ee73440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c12b182b2cbd4b9793829073d3f75b84b2d385b1482b42c8d7f73e072ee73440", kill_on_drop: false }` [INFO] [stdout] c12b182b2cbd4b9793829073d3f75b84b2d385b1482b42c8d7f73e072ee73440