[INFO] fetching crate femtovg 0.7.1... [INFO] checking femtovg-0.7.1 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] extracting crate femtovg 0.7.1 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate femtovg 0.7.1 on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate femtovg 0.7.1 [INFO] finished tweaking crates.io crate femtovg 0.7.1 [INFO] tweaked toml for crates.io crate femtovg 0.7.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate femtovg 0.7.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f907b3061069eedcc184e500aecf7c94f5edaebac7013b1dee6da6d4c26e928d [INFO] running `Command { std: "docker" "start" "-a" "f907b3061069eedcc184e500aecf7c94f5edaebac7013b1dee6da6d4c26e928d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f907b3061069eedcc184e500aecf7c94f5edaebac7013b1dee6da6d4c26e928d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f907b3061069eedcc184e500aecf7c94f5edaebac7013b1dee6da6d4c26e928d", kill_on_drop: false }` [INFO] [stdout] f907b3061069eedcc184e500aecf7c94f5edaebac7013b1dee6da6d4c26e928d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46781e0162537c8ddd97aef48461d1682036f23a83d6c79bc39604864b10b241 [INFO] running `Command { std: "docker" "start" "-a" "46781e0162537c8ddd97aef48461d1682036f23a83d6c79bc39604864b10b241", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling xml-rs v0.8.14 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking libloading v0.8.0 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Checking dlib v0.5.2 [INFO] [stderr] Compiling slotmap v1.0.6 [INFO] [stderr] Compiling wayland-sys v0.29.5 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Checking simd-adler32 v0.3.5 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking arrayvec v0.7.3 [INFO] [stderr] Checking xmlparser v0.13.5 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Checking roxmltree v0.18.0 [INFO] [stderr] Compiling wayland-scanner v0.29.5 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking kurbo v0.9.5 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Compiling unicode-general-category v0.6.0 [INFO] [stderr] Checking siphasher v0.3.10 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking svgtypes v0.11.0 [INFO] [stderr] Checking flate2 v1.0.26 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking strict-num v0.1.1 [INFO] [stderr] Checking nix v0.25.1 [INFO] [stderr] Compiling wayland-client v0.29.5 [INFO] [stderr] Compiling wayland-protocols v0.29.5 [INFO] [stderr] Compiling glutin_glx_sys v0.4.0 [INFO] [stderr] Checking wayland-commons v0.29.5 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Compiling glutin_egl_sys v0.5.0 [INFO] [stderr] Compiling wayland-sys v0.30.1 [INFO] [stderr] Compiling smithay-client-toolkit v0.16.0 [INFO] [stderr] Checking unicode-ccc v0.1.2 [INFO] [stderr] Checking ttf-parser v0.18.1 [INFO] [stderr] Checking unicode-bidi-mirroring v0.1.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking rctree v0.5.0 [INFO] [stderr] Checking unicode-script v0.5.5 [INFO] [stderr] Compiling thiserror-impl v1.0.40 [INFO] [stderr] Checking usvg-tree v0.33.0 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking num-integer v0.1.45 [INFO] [stderr] Compiling winit v0.28.6 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking memmap2 v0.6.2 [INFO] [stderr] Checking wayland-cursor v0.29.5 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking fontconfig-parser v0.5.2 [INFO] [stderr] Checking fdeflate v0.3.0 [INFO] [stderr] Compiling glutin v0.30.8 [INFO] [stderr] Checking simplecss v0.2.1 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Checking raw-window-handle v0.5.2 [INFO] [stderr] Checking ttf-parser v0.19.0 [INFO] [stderr] Checking rosvgtree v0.3.0 [INFO] [stderr] Checking rustybuzz v0.7.0 [INFO] [stderr] Checking png v0.17.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Compiling glutin-winit v0.3.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking libloading v0.7.4 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking data-url v0.2.0 [INFO] [stderr] Checking calloop v0.10.6 [INFO] [stderr] Checking unicode-vo v0.1.0 [INFO] [stderr] Checking jpeg-decoder v0.3.0 [INFO] [stderr] Checking imagesize v0.12.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking usvg-parser v0.33.0 [INFO] [stderr] Checking rgb v0.8.36 [INFO] [stderr] Checking generational-arena v0.2.9 [INFO] [stderr] Checking image v0.24.6 [INFO] [stderr] Checking yazi v0.1.6 [INFO] [stderr] Checking zeno v0.2.2 [INFO] [stderr] Checking xmlwriter v0.1.0 [INFO] [stderr] Checking base64 v0.21.2 [INFO] [stderr] Checking lru v0.10.0 [INFO] [stderr] Checking imgref v1.9.4 [INFO] [stderr] Checking glow v0.12.2 [INFO] [stderr] Checking fontdb v0.14.1 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking bitflags v2.3.2 [INFO] [stderr] Checking pico-args v0.5.0 [INFO] [stderr] Checking swash v0.1.8 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking euclid v0.22.9 [INFO] [stderr] Checking usvg-text-layout v0.33.0 [INFO] [stderr] Checking svg v0.13.1 [INFO] [stderr] Checking usvg v0.33.0 [INFO] [stderr] Checking resource v0.5.0 [INFO] [stderr] Checking femtovg v0.7.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0502]: cannot borrow `contour.fill` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:558:29 [INFO] [stdout] | [INFO] [stdout] 554 | for (p0, p1) in contour.point_pairs(&self.points) { [INFO] [stdout] | --------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 558 | contour.fill.push(Vertex::pos(lpos, 0.5, 1.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.fill` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:562:29 [INFO] [stdout] | [INFO] [stdout] 554 | for (p0, p1) in contour.point_pairs(&self.points) { [INFO] [stdout] | --------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 562 | contour.fill.push(Vertex::pos(lpos0, 0.5, 1.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.fill` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:563:29 [INFO] [stdout] | [INFO] [stdout] 554 | for (p0, p1) in contour.point_pairs(&self.points) { [INFO] [stdout] | --------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 563 | contour.fill.push(Vertex::pos(lpos1, 0.5, 1.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.fill` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:566:25 [INFO] [stdout] | [INFO] [stdout] 554 | for (p0, p1) in contour.point_pairs(&self.points) { [INFO] [stdout] | --------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 566 | contour.fill.push(Vertex::pos(p1.pos + p1.dmpos * woff, 0.5, 1.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:591:36 [INFO] [stdout] | [INFO] [stdout] 589 | for (p0, p1) in contour.point_pairs(&self.points) { [INFO] [stdout] | --------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] 590 | if p1.flags.contains(PointFlags::BEVEL | PointFlags::INNERBEVEL) { [INFO] [stdout] 591 | bevel_join(&mut contour.stroke, p0, p1, lw, rw, lu, ru); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:593:25 [INFO] [stdout] | [INFO] [stdout] 589 | for (p0, p1) in contour.point_pairs(&self.points) { [INFO] [stdout] | --------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 593 | contour.stroke.push(Vertex::pos(p1.pos + p1.dmpos * lw, lu, 1.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:594:25 [INFO] [stdout] | [INFO] [stdout] 589 | for (p0, p1) in contour.point_pairs(&self.points) { [INFO] [stdout] | --------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 594 | contour.stroke.push(Vertex::pos(p1.pos - p1.dmpos * rw, ru, 1.0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:635:29 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 635 | &mut contour.stroke, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:645:29 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 645 | &mut contour.stroke, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:655:45 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 655 | round_cap_start(&mut contour.stroke, p0, p0, stroke_width, ncap as usize, u0, u1) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:664:33 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 664 | &mut contour.stroke, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:674:40 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 674 | bevel_join(&mut contour.stroke, p0, p1, stroke_width, stroke_width, u0, u1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:677:25 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 677 | / contour [INFO] [stdout] 678 | | .stroke [INFO] [stdout] 679 | | .push(Vertex::pos(p1.pos + p1.dmpos * stroke_width, u0, 1.0)); [INFO] [stdout] | |_________________________________________________________________________________________^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:680:25 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 680 | / contour [INFO] [stdout] 681 | | .stroke [INFO] [stdout] 682 | | .push(Vertex::pos(p1.pos - p1.dmpos * stroke_width, u1, 1.0)); [INFO] [stdout] | |_________________________________________________________________________________________^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:690:29 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 690 | &mut contour.stroke, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:700:29 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 700 | &mut contour.stroke, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `contour.stroke` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/path/cache.rs:710:43 [INFO] [stdout] | [INFO] [stdout] 630 | for (i, (p0, p1)) in contour.point_pairs(&self.points).enumerate() { [INFO] [stdout] | --------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] | immutable borrow later used here [INFO] [stdout] ... [INFO] [stdout] 710 | round_cap_end(&mut contour.stroke, p1, p0, stroke_width, ncap as usize, u0, u1) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 17 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `femtovg` (lib) due to 18 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "46781e0162537c8ddd97aef48461d1682036f23a83d6c79bc39604864b10b241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46781e0162537c8ddd97aef48461d1682036f23a83d6c79bc39604864b10b241", kill_on_drop: false }` [INFO] [stdout] 46781e0162537c8ddd97aef48461d1682036f23a83d6c79bc39604864b10b241