[INFO] fetching crate optimisticpeach-opengles_graphics 0.1.4... [INFO] checking optimisticpeach-opengles_graphics-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate optimisticpeach-opengles_graphics 0.1.4 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate optimisticpeach-opengles_graphics 0.1.4 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 crates.io crate optimisticpeach-opengles_graphics 0.1.4 [INFO] finished tweaking crates.io crate optimisticpeach-opengles_graphics 0.1.4 [INFO] tweaked toml for crates.io crate optimisticpeach-opengles_graphics 0.1.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 75 packages [INFO] [stderr] Adding approx v0.3.2 (latest: v0.5.1) [INFO] [stderr] Adding bitflags v0.7.0 (latest: v2.5.0) [INFO] [stderr] Adding bitflags v0.9.1 (latest: v2.5.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding gif v0.9.2 (latest: v0.13.1) [INFO] [stderr] Adding gl v0.6.5 (latest: v0.14.0) [INFO] [stderr] Adding gl_generator v0.5.5 (latest: v0.14.0) [INFO] [stderr] Adding gl_generator v0.6.1 (latest: v0.14.0) [INFO] [stderr] Adding image v0.12.4 (latest: v0.25.1) [INFO] [stderr] Adding inflate v0.1.1 (latest: v0.4.5) [INFO] [stderr] Adding interpolation v0.1.0 (latest: v0.3.0) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding khronos_api v0.0.8 (latest: v3.1.0) [INFO] [stderr] Adding khronos_api v1.0.1 (latest: v3.1.0) [INFO] [stderr] Adding khronos_api v2.2.0 (latest: v3.1.0) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.4.0) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding ordered-float v1.1.1 (latest: v4.2.0) [INFO] [stderr] Adding piston v0.31.4 (latest: v0.55.0) [INFO] [stderr] Adding piston-float v0.3.0 (latest: v1.0.1) [INFO] [stderr] Adding piston-texture v0.5.0 (latest: v0.9.0) [INFO] [stderr] Adding piston-texture v0.6.0 (latest: v0.9.0) [INFO] [stderr] Adding piston-viewport v0.3.0 (latest: v1.0.2) [INFO] [stderr] Adding piston-viewport v0.5.0 (latest: v1.0.2) [INFO] [stderr] Adding piston2d-graphics v0.28.0 (latest: v0.44.0) [INFO] [stderr] Adding pistoncore-event_loop v0.31.4 (latest: v0.55.0) [INFO] [stderr] Adding pistoncore-input v0.17.1 (latest: v1.0.1) [INFO] [stderr] Adding pistoncore-sdl2_window v0.40.0 (latest: v0.69.0) [INFO] [stderr] Adding pistoncore-window v0.26.2 (latest: v1.0.0) [INFO] [stderr] Adding png v0.6.2 (latest: v0.17.13) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding rusttype v0.7.9 (latest: v0.9.3) [INFO] [stderr] Adding rusttype v0.8.3 (latest: v0.9.3) [INFO] [stderr] Adding sdl2 v0.28.0 (latest: v0.36.0) [INFO] [stderr] Adding sdl2-sys v0.27.3 (latest: v0.36.0) [INFO] [stderr] Adding shader_version v0.2.2 (latest: v0.7.0) [INFO] [stderr] Adding vecmath v0.3.1 (latest: v1.0.0) [INFO] [stderr] Adding xml-rs v0.6.1 (latest: v0.8.20) [INFO] [stderr] Adding xml-rs v0.7.0 (latest: v0.8.20) [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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded piston-viewport v0.3.0 [INFO] [stderr] Downloaded shaders_graphics2d_gles v0.2.0 [INFO] [stderr] Downloaded pistoncore-input v0.17.1 [INFO] [stderr] Downloaded pistoncore-sdl2_window v0.40.0 [INFO] [stderr] Downloaded pistoncore-event_loop v0.31.4 [INFO] [stderr] Downloaded piston-texture v0.5.0 [INFO] [stderr] Downloaded sdl2-sys v0.27.3 [INFO] [stderr] Downloaded piston-texture v0.6.0 [INFO] [stderr] Downloaded gl_generator v0.5.5 [INFO] [stderr] Downloaded inflate v0.1.1 [INFO] [stderr] Downloaded gl_generator v0.6.1 [INFO] [stderr] Downloaded png v0.6.2 [INFO] [stderr] Downloaded xml-rs v0.6.1 [INFO] [stderr] Downloaded image v0.12.4 [INFO] [stderr] Downloaded piston v0.31.4 [INFO] [stderr] Downloaded vecmath v0.3.1 [INFO] [stderr] Downloaded khronos_api v1.0.1 [INFO] [stderr] Downloaded khronos_api v0.0.8 [INFO] [stderr] Downloaded piston2d-graphics v0.28.0 [INFO] [stderr] Downloaded gl v0.6.5 [INFO] [stderr] Downloaded sdl2 v0.28.0 [INFO] [stderr] Downloaded piston-viewport v0.5.0 [INFO] [stderr] Downloaded read_color v1.0.0 [INFO] [stderr] Downloaded interpolation v0.1.0 [INFO] [stderr] Downloaded piston-float v0.3.0 [INFO] [stderr] Downloaded pistoncore-window v0.26.2 [INFO] [stderr] Downloaded shader_version v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 986744fe928ce2fd6cfc31ddc056eef479bad1536b7e74187b6650823f5a40d9 [INFO] running `Command { std: "docker" "start" "-a" "986744fe928ce2fd6cfc31ddc056eef479bad1536b7e74187b6650823f5a40d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "986744fe928ce2fd6cfc31ddc056eef479bad1536b7e74187b6650823f5a40d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "986744fe928ce2fd6cfc31ddc056eef479bad1536b7e74187b6650823f5a40d9", kill_on_drop: false }` [INFO] [stdout] 986744fe928ce2fd6cfc31ddc056eef479bad1536b7e74187b6650823f5a40d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d3a2ccbad5ff15fbc7f5712856f5779eb91cef28de6acc4771de299c063122b4 [INFO] running `Command { std: "docker" "start" "-a" "d3a2ccbad5ff15fbc7f5712856f5779eb91cef28de6acc4771de299c063122b4", kill_on_drop: false }` [INFO] [stderr] Checking piston-float v0.3.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking shader_version v0.2.2 [INFO] [stderr] Compiling khronos_api v1.0.1 [INFO] [stderr] Compiling sdl2-sys v0.27.3 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking inflate v0.1.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Compiling khronos_api v0.0.8 [INFO] [stderr] Checking piston-viewport v0.3.0 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling xml-rs v0.6.1 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking pistoncore-input v0.17.1 [INFO] [stderr] Checking piston-viewport v0.5.0 [INFO] [stderr] Checking vecmath v0.3.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking piston-texture v0.6.0 [INFO] [stderr] Checking interpolation v0.1.0 [INFO] [stderr] Checking read_color v1.0.0 [INFO] [stderr] Checking piston-texture v0.5.0 [INFO] [stderr] Checking shaders_graphics2d_gles v0.2.0 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Checking piston2d-graphics v0.28.0 [INFO] [stderr] Checking sdl2 v0.28.0 [INFO] [stderr] Compiling gl_generator v0.6.1 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Checking pistoncore-window v0.26.2 [INFO] [stderr] Checking pistoncore-event_loop v0.31.4 [INFO] [stderr] Checking png v0.6.2 [INFO] [stderr] Checking piston v0.31.4 [INFO] [stderr] Compiling gl v0.6.5 [INFO] [stderr] Compiling optimisticpeach-opengles_graphics v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking image v0.12.4 [INFO] [stdout] warning: the item `rusttype` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rusttype; [INFO] [stdout] | ---------------------- the item `rusttype` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> src/texture.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{self, DynamicImage, RgbaImage}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate image; [INFO] [stdout] | ------------------- the item `image` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gl.rs:9:40 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut dyn FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:323:29 [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut FnMut(&[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:363:29 [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gl.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [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: method `get_gl_mipmap` is never used [INFO] [stdout] --> src/texture.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 9 | trait GlSettings { [INFO] [stdout] | ---------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 12 | fn get_gl_mipmap(&self) -> gl::types::GLenum; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/shader_utils.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | drop(source); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&str` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/glyph_cache.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | self.character(size, ch); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = self.character(size, ch); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/back_end.rs:215:42 [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), GL_FUNC_NOT_LOADED); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), "{}", GL_FUNC_NOT_LOADED); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/texture.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | drop(ids); [INFO] [stdout] | ^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[u32; 1]` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking pistoncore-sdl2_window v0.40.0 [INFO] [stdout] warning: the item `rusttype` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rusttype; [INFO] [stdout] | ---------------------- the item `rusttype` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> src/texture.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{self, DynamicImage, RgbaImage}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate image; [INFO] [stdout] | ------------------- the item `image` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gl.rs:9:40 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut dyn FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:323:29 [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut FnMut(&[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:363:29 [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gl.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [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: method `get_gl_mipmap` is never used [INFO] [stdout] --> src/texture.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 9 | trait GlSettings { [INFO] [stdout] | ---------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 12 | fn get_gl_mipmap(&self) -> gl::types::GLenum; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/shader_utils.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | drop(source); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&str` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/glyph_cache.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | self.character(size, ch); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = self.character(size, ch); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/back_end.rs:215:42 [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), GL_FUNC_NOT_LOADED); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), "{}", GL_FUNC_NOT_LOADED); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/texture.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | drop(ids); [INFO] [stdout] | ^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[u32; 1]` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.75s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pistoncore-input v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "d3a2ccbad5ff15fbc7f5712856f5779eb91cef28de6acc4771de299c063122b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3a2ccbad5ff15fbc7f5712856f5779eb91cef28de6acc4771de299c063122b4", kill_on_drop: false }` [INFO] [stdout] d3a2ccbad5ff15fbc7f5712856f5779eb91cef28de6acc4771de299c063122b4 [INFO] checking optimisticpeach-opengles_graphics-0.1.4 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate optimisticpeach-opengles_graphics 0.1.4 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate optimisticpeach-opengles_graphics 0.1.4 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate optimisticpeach-opengles_graphics 0.1.4 [INFO] finished tweaking crates.io crate optimisticpeach-opengles_graphics 0.1.4 [INFO] tweaked toml for crates.io crate optimisticpeach-opengles_graphics 0.1.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0ccfd8945250ea61c087180642fca962f026bc4c7683e47703a1a2cc4de8ad4 [INFO] running `Command { std: "docker" "start" "-a" "f0ccfd8945250ea61c087180642fca962f026bc4c7683e47703a1a2cc4de8ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0ccfd8945250ea61c087180642fca962f026bc4c7683e47703a1a2cc4de8ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0ccfd8945250ea61c087180642fca962f026bc4c7683e47703a1a2cc4de8ad4", kill_on_drop: false }` [INFO] [stdout] f0ccfd8945250ea61c087180642fca962f026bc4c7683e47703a1a2cc4de8ad4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12e875bcb02410a529770aa58e15c141d855ab00320c4caf7c4f7d7a2681c49f [INFO] running `Command { std: "docker" "start" "-a" "12e875bcb02410a529770aa58e15c141d855ab00320c4caf7c4f7d7a2681c49f", kill_on_drop: false }` [INFO] [stderr] Checking piston-float v0.3.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Checking shader_version v0.2.2 [INFO] [stderr] Compiling khronos_api v1.0.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling sdl2-sys v0.27.3 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking inflate v0.1.1 [INFO] [stderr] Compiling khronos_api v0.0.8 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking piston-viewport v0.3.0 [INFO] [stderr] Compiling xml-rs v0.6.1 [INFO] [stderr] Checking piston-viewport v0.5.0 [INFO] [stderr] Checking vecmath v0.3.1 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking pistoncore-input v0.17.1 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking interpolation v0.1.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rusttype v0.8.3 [INFO] [stderr] Checking read_color v1.0.0 [INFO] [stderr] Checking piston-texture v0.6.0 [INFO] [stderr] Checking shaders_graphics2d_gles v0.2.0 [INFO] [stderr] Checking piston-texture v0.5.0 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking piston2d-graphics v0.28.0 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Checking sdl2 v0.28.0 [INFO] [stderr] Compiling gl_generator v0.6.1 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Checking pistoncore-window v0.26.2 [INFO] [stderr] Checking pistoncore-event_loop v0.31.4 [INFO] [stderr] Checking piston v0.31.4 [INFO] [stderr] Checking png v0.6.2 [INFO] [stderr] Compiling gl v0.6.5 [INFO] [stderr] Compiling optimisticpeach-opengles_graphics v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking image v0.12.4 [INFO] [stdout] warning: the item `rusttype` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rusttype; [INFO] [stdout] | ---------------------- the item `rusttype` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> src/texture.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{self, DynamicImage, RgbaImage}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate image; [INFO] [stdout] | ------------------- the item `image` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gl.rs:9:40 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut dyn FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:323:29 [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut FnMut(&[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:363:29 [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gl.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [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: method `get_gl_mipmap` is never used [INFO] [stdout] --> src/texture.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 9 | trait GlSettings { [INFO] [stdout] | ---------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 12 | fn get_gl_mipmap(&self) -> gl::types::GLenum; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/shader_utils.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | drop(source); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&str` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/glyph_cache.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | self.character(size, ch); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = self.character(size, ch); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/back_end.rs:215:42 [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), GL_FUNC_NOT_LOADED); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), "{}", GL_FUNC_NOT_LOADED); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/texture.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | drop(ids); [INFO] [stdout] | ^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[u32; 1]` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking pistoncore-sdl2_window v0.40.0 [INFO] [stdout] warning: the item `rusttype` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate rusttype; [INFO] [stdout] | ---------------------- the item `rusttype` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/glyph_cache.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use {rusttype, graphics}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `image` is imported redundantly [INFO] [stdout] --> src/texture.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{self, DynamicImage, RgbaImage}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | extern crate image; [INFO] [stdout] | ------------------- the item `image` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gl.rs:9:40 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut dyn FnMut(&str) -> *const __gl_imports::raw::c_void, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:323:29 [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut FnMut(&[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 323 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/back_end.rs:363:29 [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 363 | where F: FnMut(&mut dyn FnMut(&[[f32; 2]], &[[f32; 2]])) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/gl.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | fn metaloadfn(mut loadfn: &mut FnMut(&str) -> *const __gl_imports::raw::c_void, [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: method `get_gl_mipmap` is never used [INFO] [stdout] --> src/texture.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 9 | trait GlSettings { [INFO] [stdout] | ---------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 12 | fn get_gl_mipmap(&self) -> gl::types::GLenum; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/shader_utils.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | drop(source); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&str` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/glyph_cache.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | self.character(size, ch); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 76 | let _ = self.character(size, ch); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/back_end.rs:215:42 [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), GL_FUNC_NOT_LOADED); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 215 | assert!(gl::Enable::is_loaded(), "{}", GL_FUNC_NOT_LOADED); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/texture.rs:144:13 [INFO] [stdout] | [INFO] [stdout] 144 | drop(ids); [INFO] [stdout] | ^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[u32; 1]` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.76s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pistoncore-input v0.17.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "12e875bcb02410a529770aa58e15c141d855ab00320c4caf7c4f7d7a2681c49f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12e875bcb02410a529770aa58e15c141d855ab00320c4caf7c4f7d7a2681c49f", kill_on_drop: false }` [INFO] [stdout] 12e875bcb02410a529770aa58e15c141d855ab00320c4caf7c4f7d7a2681c49f