[INFO] cloning repository https://github.com/profsucrose/rustycraft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/profsucrose/rustycraft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprofsucrose%2Frustycraft", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprofsucrose%2Frustycraft'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1456535ee6e8bda8aa22f78d5e141b61e39e32ef [INFO] checking profsucrose/rustycraft against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprofsucrose%2Frustycraft" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/profsucrose/rustycraft on toolchain 339e19697a39a78f4d669c217b7d21109215de41 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/profsucrose/rustycraft [INFO] finished tweaking git repo https://github.com/profsucrose/rustycraft [INFO] tweaked toml for git repo https://github.com/profsucrose/rustycraft written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/profsucrose/rustycraft already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 53d446a1900f4bd1425555830bf541a88fc9a725f30125e354a6f9b06e860e91 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "53d446a1900f4bd1425555830bf541a88fc9a725f30125e354a6f9b06e860e91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53d446a1900f4bd1425555830bf541a88fc9a725f30125e354a6f9b06e860e91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53d446a1900f4bd1425555830bf541a88fc9a725f30125e354a6f9b06e860e91", kill_on_drop: false }` [INFO] [stdout] 53d446a1900f4bd1425555830bf541a88fc9a725f30125e354a6f9b06e860e91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 830e2339c64ad1c375a7bd4dd868128965a2a735b5f5167a4ea1f534435939fe [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "830e2339c64ad1c375a7bd4dd868128965a2a735b5f5167a4ea1f534435939fe", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking nom v1.2.4 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling adjective_adjective_animal v0.1.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking bytemuck v1.4.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking crc32fast v1.2.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking semver v0.2.3 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling glfw-sys v3.3.2 [INFO] [stderr] Compiling freetype-sys v0.13.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking freetype-rs v0.26.0 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Compiling gl v0.10.0 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking glfw v0.23.0 [INFO] [stderr] Compiling serde_derive v1.0.119 [INFO] [stderr] Checking jpeg-decoder v0.1.20 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.12 [INFO] [stderr] Checking image v0.19.0 [INFO] [stderr] Checking serde v1.0.119 [INFO] [stderr] Checking noise v0.7.0 [INFO] [stderr] Checking serde_json v1.0.61 [INFO] [stderr] Checking rustycraft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `depth_shader` [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let depth_shader = Shader::new("assets/shaders/depth_map/depth_vertex.vert", "assets/shaders/depth_map/depth_fragment.frag"); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_depth_shader` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_rotation_before_update_packet` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut last_rotation_before_update_packet = Vector3::new(0.0, 0.0, 0.0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_rotation_before_update_packet` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scale` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:82:72 [INFO] [stdout] | [INFO] [stdout] 82 | pub unsafe fn draw(&self, camera: &Camera, x: f32, y: f32, z: f32, scale: Matrix4) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scale` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut last_rotation_before_update_packet = Vector3::new(0.0, 0.0, 0.0); [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: unused variable: `depth_shader` [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let depth_shader = Shader::new("assets/shaders/depth_map/depth_vertex.vert", "assets/shaders/depth_map/depth_fragment.frag"); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_depth_shader` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_rotation_before_update_packet` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut last_rotation_before_update_packet = Vector3::new(0.0, 0.0, 0.0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_rotation_before_update_packet` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scale` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:82:72 [INFO] [stdout] | [INFO] [stdout] 82 | pub unsafe fn draw(&self, camera: &Camera, x: f32, y: f32, z: f32, scale: Matrix4) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scale` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let mut last_rotation_before_update_packet = Vector3::new(0.0, 0.0, 0.0); [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: struct is never constructed: `Quad3d` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Quad3d { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Quad3d` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Quad3d { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | pub unsafe fn new(face: Face, shader: Shader, texture: Texture, vt_left: f32, vt_bottom: f32, vt_right: f32, vt_top: f32) -> Quad3d { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `draw` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:82:19 [INFO] [stdout] | [INFO] [stdout] 82 | pub unsafe fn draw(&self, camera: &Camera, x: f32, y: f32, z: f32, scale: Matrix4) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | pub unsafe fn new(face: Face, shader: Shader, texture: Texture, vt_left: f32, vt_bottom: f32, vt_right: f32, vt_top: f32) -> Quad3d { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `draw` [INFO] [stdout] --> src/models/opengl/quad_3d.rs:82:19 [INFO] [stdout] | [INFO] [stdout] 82 | pub unsafe fn draw(&self, camera: &Camera, x: f32, y: f32, z: f32, scale: Matrix4) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/models/opengl/shader.rs:41:105 [INFO] [stdout] | [INFO] [stdout] 41 | gl::ShaderSource(geometry_shader, 1, &CString::new(geometry_source_cstring.as_bytes()).unwrap().as_ptr(), ptr::null()); [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: `#[warn(temporary_cstring_as_ptr)]` on by default [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/models/opengl/shader.rs:41:105 [INFO] [stdout] | [INFO] [stdout] 41 | gl::ShaderSource(geometry_shader, 1, &CString::new(geometry_source_cstring.as_bytes()).unwrap().as_ptr(), ptr::null()); [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: `#[warn(temporary_cstring_as_ptr)]` on by default [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/models/opengl/shader.rs:93:101 [INFO] [stdout] | [INFO] [stdout] 93 | gl::ShaderSource(vertex_shader, 1, &CString::new(vertex_source_cstring.as_bytes()).unwrap().as_ptr(), ptr::null()); [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/models/opengl/shader.rs:93:101 [INFO] [stdout] | [INFO] [stdout] 93 | gl::ShaderSource(vertex_shader, 1, &CString::new(vertex_source_cstring.as_bytes()).unwrap().as_ptr(), ptr::null()); [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/models/opengl/shader.rs:107:105 [INFO] [stdout] | [INFO] [stdout] 107 | gl::ShaderSource(fragment_shader, 1, &CString::new(fragment_source_cstring.as_bytes()).unwrap().as_ptr(), ptr::null()); [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/models/opengl/shader.rs:107:105 [INFO] [stdout] | [INFO] [stdout] 107 | gl::ShaderSource(fragment_shader, 1, &CString::new(fragment_source_cstring.as_bytes()).unwrap().as_ptr(), ptr::null()); [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/models/opengl/shader.rs:128:69 [INFO] [stdout] | [INFO] [stdout] 128 | gl::GetUniformLocation(self.id, CString::new(name).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/models/opengl/shader.rs:128:69 [INFO] [stdout] | [INFO] [stdout] 128 | gl::GetUniformLocation(self.id, CString::new(name).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: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 41s [INFO] running `Command { std: "docker" "inspect" "830e2339c64ad1c375a7bd4dd868128965a2a735b5f5167a4ea1f534435939fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "830e2339c64ad1c375a7bd4dd868128965a2a735b5f5167a4ea1f534435939fe", kill_on_drop: false }` [INFO] [stdout] 830e2339c64ad1c375a7bd4dd868128965a2a735b5f5167a4ea1f534435939fe