[INFO] cloning repository https://github.com/jzhang113/rust-term [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jzhang113/rust-term" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzhang113%2Frust-term", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzhang113%2Frust-term'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 95538f03881fa32860d7bc740dc5649da103477d [INFO] testing jzhang113/rust-term against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjzhang113%2Frust-term" "/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/jzhang113/rust-term on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jzhang113/rust-term [INFO] finished tweaking git repo https://github.com/jzhang113/rust-term [INFO] tweaked toml for git repo https://github.com/jzhang113/rust-term written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/jzhang113/rust-term already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6faa1b0168abe05fc244dd299e90261990aaca0050480819c4ba388a389d2c22 [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" "6faa1b0168abe05fc244dd299e90261990aaca0050480819c4ba388a389d2c22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6faa1b0168abe05fc244dd299e90261990aaca0050480819c4ba388a389d2c22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6faa1b0168abe05fc244dd299e90261990aaca0050480819c4ba388a389d2c22", kill_on_drop: false }` [INFO] [stdout] 6faa1b0168abe05fc244dd299e90261990aaca0050480819c4ba388a389d2c22 [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3dd99caac407e6f9d128482df0d28e99ebf692d60c725ed9173c97fd0aedc6c [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" "c3dd99caac407e6f9d128482df0d28e99ebf692d60c725ed9173c97fd0aedc6c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling stb_truetype v0.2.6 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling wayland-scanner v0.21.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling glium v0.23.0 [INFO] [stderr] Compiling rusttype v0.7.5 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling png v0.14.0 [INFO] [stderr] Compiling wayland-sys v0.21.11 [INFO] [stderr] Compiling andrew v0.1.6 [INFO] [stderr] Compiling nix v0.12.0 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling wayland-client v0.21.11 [INFO] [stderr] Compiling wayland-protocols v0.21.11 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling wayland-commons v0.21.11 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.0 [INFO] [stderr] Compiling smithay-client-toolkit v0.4.4 [INFO] [stderr] Compiling winit v0.18.1 [INFO] [stderr] Compiling glutin v0.19.0 [INFO] [stderr] Compiling rust-term v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/term/term.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/term/term.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | &self.front.clear_layer(layer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 122 | let _ = &self.front.clear_layer(layer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:255:9 [INFO] [stdout] | [INFO] [stdout] 255 | / &self.vertices.push(Vertex { [INFO] [stdout] 256 | | position: [left, top], [INFO] [stdout] 257 | | tex_coords: [tex_left, tex_top], [INFO] [stdout] 258 | | shade_color: shade_color, [INFO] [stdout] 259 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 255 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | / &self.vertices.push(Vertex { [INFO] [stdout] 261 | | position: [left, bottom], [INFO] [stdout] 262 | | tex_coords: [tex_left, tex_bottom], [INFO] [stdout] 263 | | shade_color: shade_color, [INFO] [stdout] 264 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 260 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | / &self.vertices.push(Vertex { [INFO] [stdout] 266 | | position: [right, bottom], [INFO] [stdout] 267 | | tex_coords: [tex_right, tex_bottom], [INFO] [stdout] 268 | | shade_color: shade_color, [INFO] [stdout] 269 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 265 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:270:9 [INFO] [stdout] | [INFO] [stdout] 270 | / &self.vertices.push(Vertex { [INFO] [stdout] 271 | | position: [right, top], [INFO] [stdout] 272 | | tex_coords: [tex_right, tex_top], [INFO] [stdout] 273 | | shade_color: shade_color, [INFO] [stdout] 274 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 270 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 276 | &self.indices.push(self.count + 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 276 | let _ = &self.indices.push(self.count + 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:277:9 [INFO] [stdout] | [INFO] [stdout] 277 | &self.indices.push(self.count + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 277 | let _ = &self.indices.push(self.count + 1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:278:9 [INFO] [stdout] | [INFO] [stdout] 278 | &self.indices.push(self.count + 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 278 | let _ = &self.indices.push(self.count + 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | &self.indices.push(self.count + 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 279 | let _ = &self.indices.push(self.count + 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | &self.indices.push(self.count + 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = &self.indices.push(self.count + 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | &self.indices.push(self.count + 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 281 | let _ = &self.indices.push(self.count + 3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 33s [INFO] running `Command { std: "docker" "inspect" "c3dd99caac407e6f9d128482df0d28e99ebf692d60c725ed9173c97fd0aedc6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3dd99caac407e6f9d128482df0d28e99ebf692d60c725ed9173c97fd0aedc6c", kill_on_drop: false }` [INFO] [stdout] c3dd99caac407e6f9d128482df0d28e99ebf692d60c725ed9173c97fd0aedc6c [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] afc83f23526a4b7412fb738b2b5604e9a092df433babd1bff902385ff96c992f [INFO] running `Command { std: "docker" "start" "-a" "afc83f23526a4b7412fb738b2b5604e9a092df433babd1bff902385ff96c992f", kill_on_drop: false }` [INFO] [stderr] Compiling rust-term v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/term/term.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/term/term.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | &self.front.clear_layer(layer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 122 | let _ = &self.front.clear_layer(layer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:255:9 [INFO] [stdout] | [INFO] [stdout] 255 | / &self.vertices.push(Vertex { [INFO] [stdout] 256 | | position: [left, top], [INFO] [stdout] 257 | | tex_coords: [tex_left, tex_top], [INFO] [stdout] 258 | | shade_color: shade_color, [INFO] [stdout] 259 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 255 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | / &self.vertices.push(Vertex { [INFO] [stdout] 261 | | position: [left, bottom], [INFO] [stdout] 262 | | tex_coords: [tex_left, tex_bottom], [INFO] [stdout] 263 | | shade_color: shade_color, [INFO] [stdout] 264 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 260 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | / &self.vertices.push(Vertex { [INFO] [stdout] 266 | | position: [right, bottom], [INFO] [stdout] 267 | | tex_coords: [tex_right, tex_bottom], [INFO] [stdout] 268 | | shade_color: shade_color, [INFO] [stdout] 269 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 265 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:270:9 [INFO] [stdout] | [INFO] [stdout] 270 | / &self.vertices.push(Vertex { [INFO] [stdout] 271 | | position: [right, top], [INFO] [stdout] 272 | | tex_coords: [tex_right, tex_top], [INFO] [stdout] 273 | | shade_color: shade_color, [INFO] [stdout] 274 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 270 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 276 | &self.indices.push(self.count + 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 276 | let _ = &self.indices.push(self.count + 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:277:9 [INFO] [stdout] | [INFO] [stdout] 277 | &self.indices.push(self.count + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 277 | let _ = &self.indices.push(self.count + 1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:278:9 [INFO] [stdout] | [INFO] [stdout] 278 | &self.indices.push(self.count + 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 278 | let _ = &self.indices.push(self.count + 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | &self.indices.push(self.count + 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 279 | let _ = &self.indices.push(self.count + 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | &self.indices.push(self.count + 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = &self.indices.push(self.count + 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | &self.indices.push(self.count + 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 281 | let _ = &self.indices.push(self.count + 3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/term/term.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/term/term.rs:33:1 [INFO] [stdout] | [INFO] [stdout] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | &self.front.clear_layer(layer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 122 | let _ = &self.front.clear_layer(layer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:255:9 [INFO] [stdout] | [INFO] [stdout] 255 | / &self.vertices.push(Vertex { [INFO] [stdout] 256 | | position: [left, top], [INFO] [stdout] 257 | | tex_coords: [tex_left, tex_top], [INFO] [stdout] 258 | | shade_color: shade_color, [INFO] [stdout] 259 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 255 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | / &self.vertices.push(Vertex { [INFO] [stdout] 261 | | position: [left, bottom], [INFO] [stdout] 262 | | tex_coords: [tex_left, tex_bottom], [INFO] [stdout] 263 | | shade_color: shade_color, [INFO] [stdout] 264 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 260 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | / &self.vertices.push(Vertex { [INFO] [stdout] 266 | | position: [right, bottom], [INFO] [stdout] 267 | | tex_coords: [tex_right, tex_bottom], [INFO] [stdout] 268 | | shade_color: shade_color, [INFO] [stdout] 269 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 265 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:270:9 [INFO] [stdout] | [INFO] [stdout] 270 | / &self.vertices.push(Vertex { [INFO] [stdout] 271 | | position: [right, top], [INFO] [stdout] 272 | | tex_coords: [tex_right, tex_top], [INFO] [stdout] 273 | | shade_color: shade_color, [INFO] [stdout] 274 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 270 | let _ = &self.vertices.push(Vertex { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:276:9 [INFO] [stdout] | [INFO] [stdout] 276 | &self.indices.push(self.count + 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 276 | let _ = &self.indices.push(self.count + 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:277:9 [INFO] [stdout] | [INFO] [stdout] 277 | &self.indices.push(self.count + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 277 | let _ = &self.indices.push(self.count + 1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:278:9 [INFO] [stdout] | [INFO] [stdout] 278 | &self.indices.push(self.count + 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 278 | let _ = &self.indices.push(self.count + 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:279:9 [INFO] [stdout] | [INFO] [stdout] 279 | &self.indices.push(self.count + 0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 279 | let _ = &self.indices.push(self.count + 0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:280:9 [INFO] [stdout] | [INFO] [stdout] 280 | &self.indices.push(self.count + 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = &self.indices.push(self.count + 2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/term/term.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | &self.indices.push(self.count + 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 281 | let _ = &self.indices.push(self.count + 3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.32s [INFO] running `Command { std: "docker" "inspect" "afc83f23526a4b7412fb738b2b5604e9a092df433babd1bff902385ff96c992f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afc83f23526a4b7412fb738b2b5604e9a092df433babd1bff902385ff96c992f", kill_on_drop: false }` [INFO] [stdout] afc83f23526a4b7412fb738b2b5604e9a092df433babd1bff902385ff96c992f [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c3f21045e91e6f702cf18a841c2a385edc5b0ebe729a759f96c1e066ccf22f27 [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" "c3f21045e91e6f702cf18a841c2a385edc5b0ebe729a759f96c1e066ccf22f27", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/term/term.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/term/term.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | implement_vertex!(Vertex, position, tex_coords, shade_color); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `implement_vertex` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | &self.front.clear_layer(layer); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 122 | let _ = &self.front.clear_layer(layer); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:255:9 [INFO] [stderr] | [INFO] [stderr] 255 | / &self.vertices.push(Vertex { [INFO] [stderr] 256 | | position: [left, top], [INFO] [stderr] 257 | | tex_coords: [tex_left, tex_top], [INFO] [stderr] 258 | | shade_color: shade_color, [INFO] [stderr] 259 | | }); [INFO] [stderr] | |__________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 255 | let _ = &self.vertices.push(Vertex { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | / &self.vertices.push(Vertex { [INFO] [stderr] 261 | | position: [left, bottom], [INFO] [stderr] 262 | | tex_coords: [tex_left, tex_bottom], [INFO] [stderr] 263 | | shade_color: shade_color, [INFO] [stderr] 264 | | }); [INFO] [stderr] | |__________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 260 | let _ = &self.vertices.push(Vertex { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:265:9 [INFO] [stderr] | [INFO] [stderr] 265 | / &self.vertices.push(Vertex { [INFO] [stderr] 266 | | position: [right, bottom], [INFO] [stderr] 267 | | tex_coords: [tex_right, tex_bottom], [INFO] [stderr] 268 | | shade_color: shade_color, [INFO] [stderr] 269 | | }); [INFO] [stderr] | |__________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 265 | let _ = &self.vertices.push(Vertex { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:270:9 [INFO] [stderr] | [INFO] [stderr] 270 | / &self.vertices.push(Vertex { [INFO] [stderr] 271 | | position: [right, top], [INFO] [stderr] 272 | | tex_coords: [tex_right, tex_top], [INFO] [stderr] 273 | | shade_color: shade_color, [INFO] [stderr] 274 | | }); [INFO] [stderr] | |__________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 270 | let _ = &self.vertices.push(Vertex { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:276:9 [INFO] [stderr] | [INFO] [stderr] 276 | &self.indices.push(self.count + 0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 276 | let _ = &self.indices.push(self.count + 0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 277 | &self.indices.push(self.count + 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 277 | let _ = &self.indices.push(self.count + 1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:278:9 [INFO] [stderr] | [INFO] [stderr] 278 | &self.indices.push(self.count + 2); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 278 | let _ = &self.indices.push(self.count + 2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:279:9 [INFO] [stderr] | [INFO] [stderr] 279 | &self.indices.push(self.count + 0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 279 | let _ = &self.indices.push(self.count + 0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:280:9 [INFO] [stderr] | [INFO] [stderr] 280 | &self.indices.push(self.count + 2); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 280 | let _ = &self.indices.push(self.count + 2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/term/term.rs:281:9 [INFO] [stderr] | [INFO] [stderr] 281 | &self.indices.push(self.count + 3); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 281 | let _ = &self.indices.push(self.count + 3); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rust-term` (lib) generated 13 warnings [INFO] [stderr] warning: `rust-term` (lib test) generated 13 warnings (13 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_term-7a68d0cc7cbbe2bf) [INFO] [stdout] [INFO] [stderr] Doc-tests rust-term [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] [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" "c3f21045e91e6f702cf18a841c2a385edc5b0ebe729a759f96c1e066ccf22f27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3f21045e91e6f702cf18a841c2a385edc5b0ebe729a759f96c1e066ccf22f27", kill_on_drop: false }` [INFO] [stdout] c3f21045e91e6f702cf18a841c2a385edc5b0ebe729a759f96c1e066ccf22f27