[INFO] fetching crate astrup 0.0.9... [INFO] checking astrup-0.0.9 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate astrup 0.0.9 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate astrup 0.0.9 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate astrup 0.0.9 [INFO] finished tweaking crates.io crate astrup 0.0.9 [INFO] tweaked toml for crates.io crate astrup 0.0.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 115 packages to latest compatible versions [INFO] [stderr] Adding approx v0.1.1 (available: v0.5.1) [INFO] [stderr] Adding atk-sys v0.5.0 (available: v0.18.0) [INFO] [stderr] Adding autocfg v0.1.8 (available: v1.4.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding c_vec v1.2.1 (available: v1.3.3) [INFO] [stderr] Adding cairo-rs v0.3.0 (available: v0.20.1) [INFO] [stderr] Adding cairo-sys-rs v0.5.0 (available: v0.20.0) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding gdk v0.7.0 (available: v0.18.0) [INFO] [stderr] Adding gdk-pixbuf v0.3.0 (available: v0.20.4) [INFO] [stderr] Adding gdk-pixbuf-sys v0.5.0 (available: v0.20.4) [INFO] [stderr] Adding gdk-sys v0.5.0 (available: v0.18.0) [INFO] [stderr] Adding gio v0.3.0 (available: v0.20.4) [INFO] [stderr] Adding gio-sys v0.5.0 (available: v0.20.4) [INFO] [stderr] Adding glib v0.4.1 (available: v0.20.4) [INFO] [stderr] Adding glib-sys v0.5.0 (available: v0.20.4) [INFO] [stderr] Adding gobject-sys v0.5.0 (available: v0.20.4) [INFO] [stderr] Adding gtk v0.3.0 (available: v0.18.1) [INFO] [stderr] Adding gtk-sys v0.5.0 (available: v0.18.0) [INFO] [stderr] Adding itertools v0.7.11 (available: v0.13.0) [INFO] [stderr] Adding matrixmultiply v0.1.15 (available: v0.3.9) [INFO] [stderr] Adding ndarray v0.11.2 (available: v0.16.1) [INFO] [stderr] Adding num v0.1.42 (available: v0.4.3) [INFO] [stderr] Adding num-bigint v0.1.44 (available: v0.4.6) [INFO] [stderr] Adding num-complex v0.1.43 (available: v0.4.6) [INFO] [stderr] Adding num-rational v0.1.42 (available: v0.4.2) [INFO] [stderr] Adding num-traits v0.1.43 (available: v0.2.19) [INFO] [stderr] Adding palette v0.2.1 (available: v0.7.6) [INFO] [stderr] Adding pango v0.3.0 (available: v0.20.4) [INFO] [stderr] Adding pango-sys v0.5.0 (available: v0.20.4) [INFO] [stderr] Adding phf v0.7.24 (available: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.7.24 (available: v0.11.2) [INFO] [stderr] Adding phf_generator v0.7.24 (available: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.24 (available: v0.11.2) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (available: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (available: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (available: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (available: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (available: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (available: v0.3.0) [INFO] [stderr] Adding rawpointer v0.1.0 (available: v0.2.1) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding siphasher v0.2.3 (available: v1.0.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding synstructure v0.12.6 (available: v0.13.1) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.36) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 333b753539e3763537a673abeb20e0ba7290c2c119b0c9fa7d6ced139466138a [INFO] running `Command { std: "docker" "start" "-a" "333b753539e3763537a673abeb20e0ba7290c2c119b0c9fa7d6ced139466138a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "333b753539e3763537a673abeb20e0ba7290c2c119b0c9fa7d6ced139466138a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "333b753539e3763537a673abeb20e0ba7290c2c119b0c9fa7d6ced139466138a", kill_on_drop: false }` [INFO] [stdout] 333b753539e3763537a673abeb20e0ba7290c2c119b0c9fa7d6ced139466138a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9291c86c610a7075b367dc173a207eee21450654377dc4628944a57cf0f07c39 [INFO] running `Command { std: "docker" "start" "-a" "9291c86c610a7075b367dc173a207eee21450654377dc4628944a57cf0f07c39", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling pkg-config v0.3.31 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling gdk-pixbuf v0.3.0 [INFO] [stderr] Compiling gio v0.3.0 [INFO] [stderr] Compiling cairo-rs v0.3.0 [INFO] [stderr] Checking c_vec v1.2.1 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Compiling gdk v0.7.0 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Compiling gtk v0.3.0 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling ndarray v0.11.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Checking iana-time-zone v0.1.61 [INFO] [stderr] Compiling glib-sys v0.5.0 [INFO] [stderr] Compiling gobject-sys v0.5.0 [INFO] [stderr] Compiling gio-sys v0.5.0 [INFO] [stderr] Compiling cairo-sys-rs v0.5.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.5.0 [INFO] [stderr] Compiling pango-sys v0.5.0 [INFO] [stderr] Compiling gdk-sys v0.5.0 [INFO] [stderr] Compiling atk-sys v0.5.0 [INFO] [stderr] Compiling gtk-sys v0.5.0 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling palette v0.2.1 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Checking glib v0.4.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking pango v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking astrup v0.0.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/view.rs:65:56 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 65 - pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> { [INFO] [stdout] 65 + pub fn add(mut self, mut figure: Figure) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/view.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | Ok((self)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 69 - Ok((self)) [INFO] [stdout] 69 + Ok(self) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/view.rs:65:56 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 65 - pub fn add(mut self, mut figure: Figure) -> Result<(Self), Error> { [INFO] [stdout] 65 + pub fn add(mut self, mut figure: Figure) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/figure.rs:138:49 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn save(self, filename: &str) -> Result<(Self), Error> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 138 - pub fn save(self, filename: &str) -> Result<(Self), Error> { [INFO] [stdout] 138 + pub fn save(self, filename: &str) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/figure.rs:156:12 [INFO] [stdout] | [INFO] [stdout] 156 | Ok((self)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 156 - Ok((self)) [INFO] [stdout] 156 + Ok(self) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/view.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | Ok((self)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 69 - Ok((self)) [INFO] [stdout] 69 + Ok(self) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/figure.rs:138:49 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn save(self, filename: &str) -> Result<(Self), Error> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 138 - pub fn save(self, filename: &str) -> Result<(Self), Error> { [INFO] [stdout] 138 + pub fn save(self, filename: &str) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/figure.rs:156:12 [INFO] [stdout] | [INFO] [stdout] 156 | Ok((self)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 156 - Ok((self)) [INFO] [stdout] 156 + Ok(self) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/utils.rs:239:9 [INFO] [stdout] | [INFO] [stdout] 239 | ((old_number - old_min) / (old_max - old_min) * new_max + [INFO] [stdout] | ^ [INFO] [stdout] 240 | (old_max - old_number) / (old_max - old_min) * new_min) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 239 ~ (old_number - old_min) / (old_max - old_min) * new_max + [INFO] [stdout] 240 ~ (old_max - old_number) / (old_max - old_min) * new_min [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/utils.rs:239:9 [INFO] [stdout] | [INFO] [stdout] 239 | ((old_number - old_min) / (old_max - old_min) * new_max + [INFO] [stdout] | ^ [INFO] [stdout] 240 | (old_max - old_number) / (old_max - old_min) * new_min) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 239 ~ (old_number - old_min) / (old_max - old_min) * new_max + [INFO] [stdout] 240 ~ (old_max - old_number) / (old_max - old_min) * new_min [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `hor_marks` and `ver_marks` are never read [INFO] [stdout] --> src/canvas.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Canvas { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 30 | hor_marks: Vec, // TODO: Use these in stead of axis [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 31 | ver_marks: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Canvas` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `font_matrix` is never read [INFO] [stdout] --> src/text.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Text { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | font_matrix: Matrix, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Text` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary allocation, use `&` instead [INFO] [stdout] --> src/view.rs:78:36 [INFO] [stdout] | [INFO] [stdout] 78 | let drawing_area = Box::new(DrawingArea::new)(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_allocation)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `hor_marks` and `ver_marks` are never read [INFO] [stdout] --> src/canvas.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct Canvas { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 30 | hor_marks: Vec, // TODO: Use these in stead of axis [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 31 | ver_marks: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Canvas` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `font_matrix` is never read [INFO] [stdout] --> src/text.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Text { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | font_matrix: Matrix, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Text` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary allocation, use `&` instead [INFO] [stdout] --> src/view.rs:78:36 [INFO] [stdout] | [INFO] [stdout] 78 | let drawing_area = Box::new(DrawingArea::new)(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_allocation)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.92s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "9291c86c610a7075b367dc173a207eee21450654377dc4628944a57cf0f07c39", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9291c86c610a7075b367dc173a207eee21450654377dc4628944a57cf0f07c39", kill_on_drop: false }` [INFO] [stdout] 9291c86c610a7075b367dc173a207eee21450654377dc4628944a57cf0f07c39