[INFO] cloning repository https://github.com/cottonguard/rust-gfx-learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cottonguard/rust-gfx-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Frust-gfx-learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Frust-gfx-learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de99ece8d2f844f05f3047bb80a319fcf099c85d [INFO] testing cottonguard/rust-gfx-learn against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcottonguard%2Frust-gfx-learn" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/cottonguard/rust-gfx-learn [INFO] finished tweaking git repo https://github.com/cottonguard/rust-gfx-learn [INFO] tweaked toml for git repo https://github.com/cottonguard/rust-gfx-learn written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/cottonguard/rust-gfx-learn on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/cottonguard/rust-gfx-learn 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wayland-sys v0.21.12 [INFO] [stderr] Downloaded dlib v0.4.1 [INFO] [stderr] Downloaded libloading v0.5.0 [INFO] [stderr] Downloaded walkdir v2.2.7 [INFO] [stderr] Downloaded gfx_gl v0.6.0 [INFO] [stderr] Downloaded core-foundation v0.6.4 [INFO] [stderr] Downloaded objc v0.2.6 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded autocfg v0.1.2 [INFO] [stderr] Downloaded arrayvec v0.4.10 [INFO] [stderr] Downloaded gfx v0.18.1 [INFO] [stderr] Downloaded gfx_core v0.9.1 [INFO] [stderr] Downloaded derivative v1.0.2 [INFO] [stderr] Downloaded gfx_device_gl v0.16.1 [INFO] [stderr] Downloaded winit v0.19.1 [INFO] [stderr] Downloaded wayland-protocols v0.21.12 [INFO] [stderr] Downloaded cocoa v0.18.4 [INFO] [stderr] Downloaded rusttype v0.7.6 [INFO] [stderr] Downloaded libc v0.2.55 [INFO] [stderr] Downloaded cc v1.0.37 [INFO] [stderr] Downloaded rustc-demangle v0.1.14 [INFO] [stderr] Downloaded core-graphics v0.17.3 [INFO] [stderr] Downloaded rand_core v0.4.0 [INFO] [stderr] Downloaded syn v0.15.34 [INFO] [stderr] Downloaded winapi v0.3.7 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded num-traits v0.2.6 [INFO] [stderr] Downloaded nix v0.13.0 [INFO] [stderr] Downloaded smithay-client-toolkit v0.4.5 [INFO] [stderr] Downloaded wayland-scanner v0.21.12 [INFO] [stderr] Downloaded gfx_window_glutin v0.31.0 [INFO] [stderr] Downloaded gl_generator v0.11.0 [INFO] [stderr] Downloaded owning_ref v0.4.0 [INFO] [stderr] Downloaded ordered-float v1.0.2 [INFO] [stderr] Downloaded same-file v1.0.4 [INFO] [stderr] Downloaded byteorder v1.3.1 [INFO] [stderr] Downloaded backtrace-sys v0.1.28 [INFO] [stderr] Downloaded stb_truetype v0.2.6 [INFO] [stderr] Downloaded downcast-rs v1.0.4 [INFO] [stderr] Downloaded backtrace v0.3.18 [INFO] [stderr] Downloaded wayland-commons v0.21.12 [INFO] [stderr] Downloaded quote v0.6.12 [INFO] [stderr] Downloaded xml-rs v0.8.0 [INFO] [stderr] Downloaded wayland-client v0.21.12 [INFO] [stderr] Downloaded x11-dl v2.18.3 [INFO] [stderr] Downloaded glutin v0.21.0 [INFO] [stderr] Downloaded gleam v0.6.17 [INFO] [stderr] Downloaded cgl v0.2.3 [INFO] [stderr] Downloaded glutin_egl_sys v0.1.3 [INFO] [stderr] Downloaded glutin_emscripten_sys v0.1.0 [INFO] [stderr] Downloaded glutin_gles2_sys v0.1.3 [INFO] [stderr] Downloaded glutin_glx_sys v0.1.5 [INFO] [stderr] Downloaded glutin_wgl_sys v0.1.3 [INFO] [stderr] Downloaded core-foundation-sys v0.6.2 [INFO] [stderr] Downloaded stable_deref_trait v1.1.1 [INFO] [stderr] Downloaded smallvec v0.6.9 [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded nodrop v0.1.13 [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6939d10ef0ed55da9e295d5c229d1f48f5d1b64b3b8ec48508fb46615857e474 [INFO] running `Command { std: "docker" "start" "-a" "6939d10ef0ed55da9e295d5c229d1f48f5d1b64b3b8ec48508fb46615857e474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6939d10ef0ed55da9e295d5c229d1f48f5d1b64b3b8ec48508fb46615857e474", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6939d10ef0ed55da9e295d5c229d1f48f5d1b64b3b8ec48508fb46615857e474", kill_on_drop: false }` [INFO] [stdout] 6939d10ef0ed55da9e295d5c229d1f48f5d1b64b3b8ec48508fb46615857e474 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 5c291081513b716831277a4117446b9d8f85fc58226f4fde29fa51ee0915f4fd [INFO] running `Command { std: "docker" "start" "-a" "5c291081513b716831277a4117446b9d8f85fc58226f4fde29fa51ee0915f4fd", kill_on_drop: false }` [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling gl_generator v0.11.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling wayland-scanner v0.21.12 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling stb_truetype v0.2.6 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling wayland-sys v0.21.12 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling downcast-rs v1.0.4 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling rusttype v0.7.6 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling wayland-client v0.21.12 [INFO] [stderr] Compiling wayland-protocols v0.21.12 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling glutin_egl_sys v0.1.3 [INFO] [stderr] Compiling wayland-commons v0.21.12 [INFO] [stderr] Compiling glutin_glx_sys v0.1.5 [INFO] [stderr] Compiling gfx_gl v0.6.0 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling draw_state v0.8.0 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling derivative v1.0.2 [INFO] [stderr] Compiling gfx_core v0.9.1 [INFO] [stderr] Compiling gfx_device_gl v0.16.1 [INFO] [stderr] Compiling gfx v0.18.1 [INFO] [stderr] Compiling smithay-client-toolkit v0.4.5 [INFO] [stderr] Compiling winit v0.19.1 [INFO] [stderr] Compiling glutin v0.21.0 [INFO] [stderr] Compiling gfx_window_glutin v0.31.0 [INFO] [stderr] Compiling gfx_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `start_time` is never read [INFO] [stdout] --> src/frame_count.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct FrameCount { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 7 | start_time: Instant, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `main_depth` [INFO] [stdout] --> src/main.rs:38:59 [INFO] [stdout] | [INFO] [stdout] 38 | let (window, mut device, mut factory, main_color, mut main_depth) = [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_main_depth` [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/main.rs:38:55 [INFO] [stdout] | [INFO] [stdout] 38 | let (window, mut device, mut factory, main_color, mut main_depth) = [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/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let mut data = pipe::Data { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s [INFO] running `Command { std: "docker" "inspect" "5c291081513b716831277a4117446b9d8f85fc58226f4fde29fa51ee0915f4fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c291081513b716831277a4117446b9d8f85fc58226f4fde29fa51ee0915f4fd", kill_on_drop: false }` [INFO] [stdout] 5c291081513b716831277a4117446b9d8f85fc58226f4fde29fa51ee0915f4fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 66d0bb15fa5a7857c70bd53bcb3ee98c70c2cfab903facdff039b01cf831ad34 [INFO] running `Command { std: "docker" "start" "-a" "66d0bb15fa5a7857c70bd53bcb3ee98c70c2cfab903facdff039b01cf831ad34", kill_on_drop: false }` [INFO] [stderr] Compiling gfx_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `start_time` is never read [INFO] [stdout] --> src/frame_count.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct FrameCount { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 7 | start_time: Instant, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `start_time` is never read [INFO] [stdout] --> src/frame_count.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct FrameCount { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 7 | start_time: Instant, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `main_depth` [INFO] [stdout] --> src/main.rs:38:59 [INFO] [stdout] | [INFO] [stdout] 38 | let (window, mut device, mut factory, main_color, mut main_depth) = [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_main_depth` [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/main.rs:38:55 [INFO] [stdout] | [INFO] [stdout] 38 | let (window, mut device, mut factory, main_color, mut main_depth) = [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/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let mut data = pipe::Data { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "66d0bb15fa5a7857c70bd53bcb3ee98c70c2cfab903facdff039b01cf831ad34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66d0bb15fa5a7857c70bd53bcb3ee98c70c2cfab903facdff039b01cf831ad34", kill_on_drop: false }` [INFO] [stdout] 66d0bb15fa5a7857c70bd53bcb3ee98c70c2cfab903facdff039b01cf831ad34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c644e6c36d408252fed8933464911db2c717284ed99d50623b8fbb41a03b91cb [INFO] running `Command { std: "docker" "start" "-a" "c644e6c36d408252fed8933464911db2c717284ed99d50623b8fbb41a03b91cb", kill_on_drop: false }` [INFO] [stderr] warning: field `start_time` is never read [INFO] [stderr] --> src/frame_count.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct FrameCount { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 7 | start_time: Instant, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `gfx_learn` (lib) generated 1 warning [INFO] [stderr] warning: `gfx_learn` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused variable: `main_depth` [INFO] [stderr] --> src/main.rs:38:59 [INFO] [stderr] | [INFO] [stderr] 38 | let (window, mut device, mut factory, main_color, mut main_depth) = [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_main_depth` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:38:55 [INFO] [stderr] | [INFO] [stderr] 38 | let (window, mut device, mut factory, main_color, mut main_depth) = [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:87:9 [INFO] [stderr] | [INFO] [stderr] 87 | let mut data = pipe::Data { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `gfx_learn` (bin "gfx_learn" test) generated 3 warnings (run `cargo fix --bin "gfx_learn" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/gfx_learn-b64800619c475c1e) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/gfx_learn-bb38f876e9d271ff) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c644e6c36d408252fed8933464911db2c717284ed99d50623b8fbb41a03b91cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c644e6c36d408252fed8933464911db2c717284ed99d50623b8fbb41a03b91cb", kill_on_drop: false }` [INFO] [stdout] c644e6c36d408252fed8933464911db2c717284ed99d50623b8fbb41a03b91cb