[INFO] cloning repository https://github.com/xnor99/fraktaloj_gui [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xnor99/fraktaloj_gui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnor99%2Ffraktaloj_gui", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnor99%2Ffraktaloj_gui'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd9df816e9998155f95d65f5d81f6cd8107e0bf0 [INFO] checking xnor99/fraktaloj_gui against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxnor99%2Ffraktaloj_gui" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/xnor99/fraktaloj_gui [INFO] finished tweaking git repo https://github.com/xnor99/fraktaloj_gui [INFO] tweaked toml for git repo https://github.com/xnor99/fraktaloj_gui written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xnor99/fraktaloj_gui on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/xnor99/fraktaloj_gui 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0049ef22fe0826f7788e13e0d41ed499423954ede453d74626a9330ff726b86e [INFO] running `Command { std: "docker" "start" "-a" "0049ef22fe0826f7788e13e0d41ed499423954ede453d74626a9330ff726b86e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0049ef22fe0826f7788e13e0d41ed499423954ede453d74626a9330ff726b86e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0049ef22fe0826f7788e13e0d41ed499423954ede453d74626a9330ff726b86e", kill_on_drop: false }` [INFO] [stdout] 0049ef22fe0826f7788e13e0d41ed499423954ede453d74626a9330ff726b86e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2ec532a9842444066c904320456fa72fbcb3d24d325f605b009dfda56ff92780 [INFO] running `Command { std: "docker" "start" "-a" "2ec532a9842444066c904320456fa72fbcb3d24d325f605b009dfda56ff92780", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling opencl-sys v0.2.8 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling sdl2 v0.36.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking libc v0.2.153 [INFO] [stderr] Checking crossbeam-utils v0.8.19 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling sdl2-sys v0.36.0 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking rayon v1.8.1 [INFO] [stderr] Checking num-complex v0.4.4 [INFO] [stderr] Checking num-bigint v0.4.4 [INFO] [stderr] Compiling thiserror-impl v1.0.56 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking thiserror v1.0.56 [INFO] [stderr] Checking cl3 v0.9.5 [INFO] [stderr] Checking opencl3 v0.9.5 [INFO] [stderr] Checking fraktaloj_gui v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | Message(String), [INFO] [stdout] | ------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 - Message(String), [INFO] [stdout] 14 + Message(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:15:22 [INFO] [stdout] | [INFO] [stdout] 15 | WindowBuildError(WindowBuildError), [INFO] [stdout] | ---------------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 15 - WindowBuildError(WindowBuildError), [INFO] [stdout] 15 + WindowBuildError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:16:23 [INFO] [stdout] | [INFO] [stdout] 16 | IntegerOrSdlError(IntegerOrSdlError), [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - IntegerOrSdlError(IntegerOrSdlError), [INFO] [stdout] 16 + IntegerOrSdlError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:17:25 [INFO] [stdout] | [INFO] [stdout] 17 | WriteToTextureError(WriteToTextureError), [INFO] [stdout] | ------------------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 17 - WriteToTextureError(WriteToTextureError), [INFO] [stdout] 17 + WriteToTextureError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:18:23 [INFO] [stdout] | [INFO] [stdout] 18 | TextureValueError(TextureValueError), [INFO] [stdout] | ----------------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - TextureValueError(TextureValueError), [INFO] [stdout] 18 + TextureValueError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:19:18 [INFO] [stdout] | [INFO] [stdout] 19 | TtfInitError(InitError), [INFO] [stdout] | ------------ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 19 - TtfInitError(InitError), [INFO] [stdout] 19 + TtfInitError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:20:15 [INFO] [stdout] | [INFO] [stdout] 20 | FontError(FontError), [INFO] [stdout] | --------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `SdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 - FontError(FontError), [INFO] [stdout] 20 + FontError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:76:14 [INFO] [stdout] | [INFO] [stdout] 76 | SdlError(SdlError), [INFO] [stdout] | -------- ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FatalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 76 - SdlError(SdlError), [INFO] [stdout] 76 + SdlError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:77:17 [INFO] [stdout] | [INFO] [stdout] 77 | OpenclError(OpenclError), [INFO] [stdout] | ----------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `FatalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 77 - OpenclError(OpenclError), [INFO] [stdout] 77 + OpenclError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:108:24 [INFO] [stdout] | [INFO] [stdout] 108 | UpdateTextureError(UpdateTextureError), [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `WriteToTextureError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 108 - UpdateTextureError(UpdateTextureError), [INFO] [stdout] 108 + UpdateTextureError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | ClError(ClError), [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `OpenclError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 122 - ClError(ClError), [INFO] [stdout] 122 + ClError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:124:18 [INFO] [stdout] | [INFO] [stdout] 124 | CompileError(String), [INFO] [stdout] | ------------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `OpenclError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 124 - CompileError(String), [INFO] [stdout] 124 + CompileError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<(IterationImage, Duration), !> [INFO] [stdout] --> src/main.rs:242:17 [INFO] [stdout] | [INFO] [stdout] 242 | measure_render(&mut cpu_renderer, center, radius, max_iterations).unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/render/cpu.rs:68:46 [INFO] [stdout] | [INFO] [stdout] 68 | ) -> Result { [INFO] [stdout] | ______________________________________________^ [INFO] [stdout] 69 | | let width_float = T::from(self.width.get()).unwrap_or(T::infinity()); [INFO] [stdout] 70 | | let height_float = T::from(self.height.get()).unwrap_or(T::infinity()); [INFO] [stdout] 71 | | let vertical_radius = horizontal_radius * height_float / width_float; [INFO] [stdout] ... | [INFO] [stdout] 127 | | .unwrap()) [INFO] [stdout] 128 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/render/cpu.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | / Ok(IterationImage::from_buffer( [INFO] [stdout] 123 | | self.iteration_image_buffer.clone(), [INFO] [stdout] 124 | | self.width, [INFO] [stdout] 125 | | max_iterations, [INFO] [stdout] 126 | | ) [INFO] [stdout] 127 | | .unwrap()) [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fraktaloj_gui` (bin "fraktaloj_gui") due to 3 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "2ec532a9842444066c904320456fa72fbcb3d24d325f605b009dfda56ff92780", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ec532a9842444066c904320456fa72fbcb3d24d325f605b009dfda56ff92780", kill_on_drop: false }` [INFO] [stdout] 2ec532a9842444066c904320456fa72fbcb3d24d325f605b009dfda56ff92780