[INFO] cloning repository https://github.com/AlecGoncharow/eight_queens [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlecGoncharow/eight_queens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlecGoncharow%2Feight_queens", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlecGoncharow%2Feight_queens'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 72013de890dd8ab2bdc783e3a60bd444b7c66193 [INFO] building AlecGoncharow/eight_queens against try#2cd6942e35a7765b6869d3a149ca54f2598b77ad for pr-93180 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlecGoncharow%2Feight_queens" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AlecGoncharow/eight_queens on toolchain 2cd6942e35a7765b6869d3a149ca54f2598b77ad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AlecGoncharow/eight_queens [INFO] finished tweaking git repo https://github.com/AlecGoncharow/eight_queens [INFO] tweaked toml for git repo https://github.com/AlecGoncharow/eight_queens written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/AlecGoncharow/eight_queens already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libloading v0.5.1 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.45 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.45 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.45 [INFO] [stderr] Downloaded toml v0.5.1 [INFO] [stderr] Downloaded libm v0.1.3 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.45 [INFO] [stderr] Downloaded bumpalo v2.4.3 [INFO] [stderr] Downloaded wasm-bindgen v0.2.45 [INFO] [stderr] Downloaded twox-hash v1.3.0 [INFO] [stderr] Downloaded glyph_brush_layout v0.1.6 [INFO] [stderr] Downloaded lyon_geom v0.12.6 [INFO] [stderr] Downloaded ggez v0.5.0-rc.2 [INFO] [stderr] Downloaded stdweb v0.4.17 [INFO] [stderr] Downloaded gleam v0.6.17 [INFO] [stderr] Downloaded zip v0.5.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60859fe7fb35a0f9b12b2a3233b023042171daa90d68bd357090329bdeefd27d [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" "60859fe7fb35a0f9b12b2a3233b023042171daa90d68bd357090329bdeefd27d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60859fe7fb35a0f9b12b2a3233b023042171daa90d68bd357090329bdeefd27d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60859fe7fb35a0f9b12b2a3233b023042171daa90d68bd357090329bdeefd27d", kill_on_drop: false }` [INFO] [stdout] 60859fe7fb35a0f9b12b2a3233b023042171daa90d68bd357090329bdeefd27d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9eb27c8a31d1166eacbe14f0ba5022a55ef9868d4f6ec3a771b7c023084026d [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" "d9eb27c8a31d1166eacbe14f0ba5022a55ef9868d4f6ec3a771b7c023084026d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling xdg v2.2.0 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] 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cpal v0.8.2 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling sid v0.5.2 [INFO] [stderr] Compiling rusttype v0.7.6 [INFO] [stderr] Compiling cgmath v0.14.1 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling gfx_gl v0.6.0 [INFO] [stderr] Compiling glutin_egl_sys v0.1.3 [INFO] [stderr] Compiling glutin_glx_sys v0.1.5 [INFO] [stderr] Compiling alga v0.9.1 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling twox-hash v1.3.0 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling glyph_brush_layout v0.1.6 [INFO] [stderr] Compiling wayland-sys v0.21.12 [INFO] [stderr] Compiling minimp3 v0.3.3 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling nalgebra v0.18.0 [INFO] [stderr] Compiling glyph_brush v0.4.3 [INFO] [stderr] Compiling zip v0.5.2 [INFO] [stderr] Compiling wayland-commons v0.21.12 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling toml v0.5.1 [INFO] [stderr] Compiling rodio v0.8.1 [INFO] [stderr] Compiling wayland-client v0.21.12 [INFO] [stderr] Compiling wayland-protocols v0.21.12 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling gilrs-core v0.2.2 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling gilrs v0.7.1 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling euclid_macros v0.1.0 [INFO] [stderr] Compiling derivative v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling smart-default v0.5.2 [INFO] [stderr] Compiling euclid v0.19.8 [INFO] [stderr] Compiling lyon_geom v0.12.6 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling gfx_core v0.9.1 [INFO] [stderr] Compiling image v0.21.2 [INFO] [stderr] Compiling lyon_path v0.13.1 [INFO] [stderr] Compiling lyon_algorithms v0.13.1 [INFO] [stderr] Compiling lyon_tessellation v0.13.1 [INFO] [stderr] Compiling smithay-client-toolkit v0.4.5 [INFO] [stderr] Compiling lyon v0.13.1 [INFO] [stderr] Compiling gfx_device_gl v0.16.1 [INFO] [stderr] Compiling gfx v0.18.1 [INFO] [stderr] Compiling winit v0.19.1 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling glutin v0.20.0 [INFO] [stderr] Compiling ggez v0.5.0-rc.2 [INFO] [stderr] Compiling gfx_window_glutin v0.30.0 [INFO] [stderr] Compiling eight_queens v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::prelude::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ContextBuilder` [INFO] [stdout] --> src/board.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use ggez::{Context, ContextBuilder, GameResult, graphics}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from_queens` [INFO] [stdout] --> src/board.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn new_from_queens(queens: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `initialize_queens` [INFO] [stdout] --> src/board.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn initialize_queens(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from_queens` [INFO] [stdout] --> src/board.rs:108:12 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn new_from_queens(queens: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `initialize_queens` [INFO] [stdout] --> src/board.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn initialize_queens(&mut self, size: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `queen` [INFO] [stdout] --> src/board.rs:162:12 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn queen() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Queen` [INFO] [stdout] --> src/board.rs:205:5 [INFO] [stdout] | [INFO] [stdout] 205 | Queen, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BlockState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/board.rs:202:10 [INFO] [stdout] | [INFO] [stdout] 202 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | self.board.draw(ctx); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 46s [INFO] running `Command { std: "docker" "inspect" "d9eb27c8a31d1166eacbe14f0ba5022a55ef9868d4f6ec3a771b7c023084026d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9eb27c8a31d1166eacbe14f0ba5022a55ef9868d4f6ec3a771b7c023084026d", kill_on_drop: false }` [INFO] [stdout] d9eb27c8a31d1166eacbe14f0ba5022a55ef9868d4f6ec3a771b7c023084026d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+2cd6942e35a7765b6869d3a149ca54f2598b77ad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3499b826d05f4fad7d6ac1842d49fb7ec93225096c66290c171945d186b2f6e [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" "c3499b826d05f4fad7d6ac1842d49fb7ec93225096c66290c171945d186b2f6e", kill_on_drop: false }` [INFO] [stderr] Compiling eight_queens v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::prelude::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ContextBuilder` [INFO] [stdout] --> src/board.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use ggez::{Context, ContextBuilder, GameResult, graphics}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from_queens` [INFO] [stdout] --> src/board.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 74 | pub fn new_from_queens(queens: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `initialize_queens` [INFO] [stdout] --> src/board.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn initialize_queens(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from_queens` [INFO] [stdout] --> src/board.rs:108:12 [INFO] [stdout] | [INFO] [stdout] 108 | pub fn new_from_queens(queens: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `initialize_queens` [INFO] [stdout] --> src/board.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn initialize_queens(&mut self, size: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `queen` [INFO] [stdout] --> src/board.rs:162:12 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn queen() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Queen` [INFO] [stdout] --> src/board.rs:205:5 [INFO] [stdout] | [INFO] [stdout] 205 | Queen, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `BlockState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/board.rs:202:10 [INFO] [stdout] | [INFO] [stdout] 202 | #[derive(Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | self.board.draw(ctx); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.75s [INFO] running `Command { std: "docker" "inspect" "c3499b826d05f4fad7d6ac1842d49fb7ec93225096c66290c171945d186b2f6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3499b826d05f4fad7d6ac1842d49fb7ec93225096c66290c171945d186b2f6e", kill_on_drop: false }` [INFO] [stdout] c3499b826d05f4fad7d6ac1842d49fb7ec93225096c66290c171945d186b2f6e