[INFO] fetching crate pxl 0.0.9... [INFO] checking pxl-0.0.9 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate pxl 0.0.9 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate pxl 0.0.9 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pxl 0.0.9 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate pxl 0.0.9 [INFO] tweaked toml for crates.io crate pxl 0.0.9 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 108 packages to latest compatible versions [INFO] [stderr] Adding alsa-sys v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding bindgen v0.69.4 (latest: v0.70.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cgl v0.2.3 (latest: v0.3.2) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding cocoa v0.15.0 (latest: v0.26.0) [INFO] [stderr] Adding core-foundation v0.6.4 (latest: v0.10.0) [INFO] [stderr] Adding core-foundation-sys v0.5.1 (latest: v0.8.7) [INFO] [stderr] Adding core-foundation-sys v0.6.2 (latest: v0.8.7) [INFO] [stderr] Adding core-graphics v0.14.0 (latest: v0.24.0) [INFO] [stderr] Adding coreaudio-rs v0.9.1 (latest: v0.12.1) [INFO] [stderr] Adding cpal v0.8.2 (latest: v0.15.3) [INFO] [stderr] Adding dlib v0.4.2 (latest: v0.5.2) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding gl v0.10.0 (latest: v0.14.0) [INFO] [stderr] Adding gl_generator v0.9.0 (latest: v0.14.0) [INFO] [stderr] Adding gl_generator v0.13.1 (latest: v0.14.0) [INFO] [stderr] Adding gleam v0.6.19 (latest: v0.15.0) [INFO] [stderr] Adding glutin v0.16.0 (latest: v0.32.0) [INFO] [stderr] Adding itertools v0.12.1 (latest: v0.13.0) [INFO] [stderr] Adding khronos_api v2.2.0 (latest: v3.1.0) [INFO] [stderr] Adding libloading v0.6.7 (latest: v0.8.5) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding malloc_buf v0.0.6 (latest: v1.0.0) [INFO] [stderr] Adding memmap v0.6.2 (latest: v0.7.0) [INFO] [stderr] Adding nix v0.11.1 (latest: v0.29.0) [INFO] [stderr] Adding owning_ref v0.3.3 (latest: v0.4.1) [INFO] [stderr] Adding parking_lot v0.5.5 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.2.14 (latest: v0.9.10) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.5.6 (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 rustc-hash v1.1.0 (latest: v2.0.0) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding smithay-client-toolkit v0.2.6 (latest: v0.19.2) [INFO] [stderr] Adding stdweb v0.1.3 (latest: v0.4.20) [INFO] [stderr] Adding wayland-client v0.20.12 (latest: v0.31.5) [INFO] [stderr] Adding wayland-commons v0.20.12 (latest: v0.29.5) [INFO] [stderr] Adding wayland-protocols v0.20.12 (latest: v0.32.3) [INFO] [stderr] Adding wayland-scanner v0.20.12 (latest: v0.31.4) [INFO] [stderr] Adding wayland-sys v0.20.12 (latest: v0.31.4) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] [stderr] Adding winit v0.15.1 (latest: v0.30.5) [INFO] [stderr] Adding xml-rs v0.7.0 (latest: v0.8.21) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded glutin v0.16.0 [INFO] [stderr] Downloaded winit v0.15.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 25584db3ebf1a48b93540ae0f38c11ef6a6321463a7f1a1e1a4facf36811fcfa [INFO] running `Command { std: "docker" "start" "-a" "25584db3ebf1a48b93540ae0f38c11ef6a6321463a7f1a1e1a4facf36811fcfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "25584db3ebf1a48b93540ae0f38c11ef6a6321463a7f1a1e1a4facf36811fcfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25584db3ebf1a48b93540ae0f38c11ef6a6321463a7f1a1e1a4facf36811fcfa", kill_on_drop: false }` [INFO] [stdout] 25584db3ebf1a48b93540ae0f38c11ef6a6321463a7f1a1e1a4facf36811fcfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f99c3b7143d3512a4d8092f7d3bec3d55820659435532bef8e446c6f2505bb24 [INFO] running `Command { std: "docker" "start" "-a" "f99c3b7143d3512a4d8092f7d3bec3d55820659435532bef8e446c6f2505bb24", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking downcast-rs v1.2.1 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking dlib v0.4.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking wayland-sys v0.20.12 [INFO] [stderr] Checking wayland-commons v0.20.12 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking cpal v0.8.2 [INFO] [stderr] Checking rustix v0.38.35 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Compiling wayland-scanner v0.20.12 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Checking parking_lot v0.5.5 [INFO] [stderr] Compiling gl v0.10.0 [INFO] [stderr] Compiling glutin v0.16.0 [INFO] [stderr] Compiling wayland-client v0.20.12 [INFO] [stderr] Compiling wayland-protocols v0.20.12 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Checking smithay-client-toolkit v0.2.6 [INFO] [stderr] Checking winit v0.15.1 [INFO] [stderr] Checking pxl v0.0.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/speaker.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | synthesizer: Arc>, [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] 15 | synthesizer: Arc>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/mod.rs:30:16 [INFO] [stdout] | [INFO] [stdout] 30 | program: Box, [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] 30 | program: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/speaker.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | synthesizer: Arc>, [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] 15 | synthesizer: Arc>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/mod.rs:30:16 [INFO] [stdout] | [INFO] [stdout] 30 | program: Box, [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] 30 | program: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:233:45 [INFO] [stdout] | [INFO] [stdout] 233 | fn synthesizer(&self) -> Option>> { [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] 233 | fn synthesizer(&self) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/mod.rs:38:27 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(program: Box) -> Result { [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] 38 | pub fn new(program: Box) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/speaker.rs:20:37 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(synthesizer: Arc>) -> Result { [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] 20 | pub fn new(synthesizer: Arc>) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:233:45 [INFO] [stdout] | [INFO] [stdout] 233 | fn synthesizer(&self) -> Option>> { [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] 233 | fn synthesizer(&self) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/mod.rs:38:27 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn new(program: Box) -> Result { [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] 38 | pub fn new(program: Box) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime/speaker.rs:20:37 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(synthesizer: Arc>) -> Result { [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] 20 | pub fn new(synthesizer: Arc>) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/runtime/mod.rs:119:7 [INFO] [stdout] | [INFO] [stdout] 119 | mem::replace(&mut self.events, events); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 119 | let _ = mem::replace(&mut self.events, events); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/runtime/display.rs:93:84 [INFO] [stdout] | [INFO] [stdout] 93 | gl::BindFragDataLocation(shader_program, 0, CString::new("color").unwrap().as_ptr()); [INFO] [stdout] | ------------------------------ ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/runtime/display.rs:96:82 [INFO] [stdout] | [INFO] [stdout] 96 | gl::GetUniformLocation(shader_program, CString::new("pixels").unwrap().as_ptr()); [INFO] [stdout] | ------------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/runtime/display.rs:100:83 [INFO] [stdout] | [INFO] [stdout] 100 | gl::GetAttribLocation(shader_program, CString::new("position").unwrap().as_ptr()); [INFO] [stdout] | --------------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/runtime/mod.rs:119:7 [INFO] [stdout] | [INFO] [stdout] 119 | mem::replace(&mut self.events, events); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 119 | let _ = mem::replace(&mut self.events, events); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/runtime/display.rs:93:84 [INFO] [stdout] | [INFO] [stdout] 93 | gl::BindFragDataLocation(shader_program, 0, CString::new("color").unwrap().as_ptr()); [INFO] [stdout] | ------------------------------ ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/runtime/display.rs:96:82 [INFO] [stdout] | [INFO] [stdout] 96 | gl::GetUniformLocation(shader_program, CString::new("pixels").unwrap().as_ptr()); [INFO] [stdout] | ------------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/runtime/display.rs:100:83 [INFO] [stdout] | [INFO] [stdout] 100 | gl::GetAttribLocation(shader_program, CString::new("position").unwrap().as_ptr()); [INFO] [stdout] | --------------------------------- ^^^^^^ this pointer will be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/life.rs:177:45 [INFO] [stdout] | [INFO] [stdout] 177 | fn synthesizer(&self) -> Option>> { [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] 177 | fn synthesizer(&self) -> Option>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.89s [INFO] running `Command { std: "docker" "inspect" "f99c3b7143d3512a4d8092f7d3bec3d55820659435532bef8e446c6f2505bb24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f99c3b7143d3512a4d8092f7d3bec3d55820659435532bef8e446c6f2505bb24", kill_on_drop: false }` [INFO] [stdout] f99c3b7143d3512a4d8092f7d3bec3d55820659435532bef8e446c6f2505bb24