[INFO] updating cached repository https://github.com/paulirotta/quicksilver_svg_example [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fed4fdff3f64db9531944232a338475689a1ca9e [INFO] testing paulirotta/quicksilver_svg_example against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulirotta%2Fquicksilver_svg_example" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/paulirotta/quicksilver_svg_example on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/paulirotta/quicksilver_svg_example [INFO] finished tweaking git repo https://github.com/paulirotta/quicksilver_svg_example [INFO] tweaked toml for git repo https://github.com/paulirotta/quicksilver_svg_example written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/paulirotta/quicksilver_svg_example already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 93281ad9c70cb30f42fa64356e80777ed8c86e61a212ef737360c1d46230ac3b [INFO] running `"docker" "start" "-a" "93281ad9c70cb30f42fa64356e80777ed8c86e61a212ef737360c1d46230ac3b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling downcast-rs v1.1.1 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling libm v0.1.4 [INFO] [stderr] Compiling memchr v2.3.2 [INFO] [stderr] Compiling slotmap v0.3.0 [INFO] [stderr] Compiling hound v3.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.14 [INFO] [stderr] Compiling claxon v0.4.2 [INFO] [stderr] Compiling immi v1.0.4 [INFO] [stderr] Compiling svg v0.6.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling tess2-sys v0.0.1 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling ogg v0.7.0 [INFO] [stderr] Compiling gl_generator v0.13.1 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling euclid v0.20.7 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling sid v0.5.2 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling serde_json v1.0.48 [INFO] [stderr] Compiling rusttype v0.8.2 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling aho-corasick v0.7.8 [INFO] [stderr] Compiling wayland-sys v0.21.13 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling raw-window-handle v0.3.3 [INFO] [stderr] Compiling slice-deque v0.2.4 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling lewton v0.9.4 [INFO] [stderr] Compiling backtrace v0.3.44 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling lyon_geom v0.14.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling alga v0.9.2 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling minimp3 v0.3.3 [INFO] [stderr] Compiling glutin_glx_sys v0.1.6 [INFO] [stderr] Compiling glutin_egl_sys v0.1.4 [INFO] [stderr] Compiling gl v0.13.0 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling xmlparser v0.3.0 [INFO] [stderr] Compiling cpal v0.10.0 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling lyon_path v0.14.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling svgparser v0.8.1 [INFO] [stderr] Compiling lyon_tessellation v0.14.2 [INFO] [stderr] Compiling lyon_algorithms v0.14.0 [INFO] [stderr] Compiling nalgebra v0.18.1 [INFO] [stderr] Compiling lyon_tess2 v0.14.0 [INFO] [stderr] Compiling rodio v0.10.0 [INFO] [stderr] Compiling wayland-commons v0.21.13 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling lyon_svg v0.14.0 [INFO] [stderr] Compiling lyon_extra v0.14.0 [INFO] [stderr] Compiling wayland-client v0.21.13 [INFO] [stderr] Compiling lyon v0.14.2 [INFO] [stderr] Compiling wayland-protocols v0.21.13 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling smithay-client-toolkit v0.4.6 [INFO] [stderr] Compiling winit v0.19.5 [INFO] [stderr] Compiling glutin v0.21.2 [INFO] [stderr] Compiling ncollide2d v0.20.1 [INFO] [stderr] Compiling quicksilver v0.3.22 (https://github.com/paulirotta/quicksilver.git?branch=image_fix_and_add#545317c9) [INFO] [stderr] Compiling quicksilver_svg_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `nalgebra::base::Matrix3` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use nalgebra::base::Matrix3; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::f32::consts::PI` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | use std::f32::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `iter::Sum` [INFO] [stderr] --> src/main.rs:31:11 [INFO] [stderr] | [INFO] [stderr] 31 | use std::{iter::Sum, time::Instant}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Start` is named the same as one of the variants of the type `svg::node::element::tag::Type` [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: to match on the variant, qualify the path: `svg::node::element::tag::Type::Start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/main.rs:381:37 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Start` [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_Start` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `center_radius` [INFO] [stderr] --> src/main.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | center_radius: f32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mandala_angle` [INFO] [stderr] --> src/main.rs:123:5 [INFO] [stderr] | [INFO] [stderr] 123 | mandala_angle: f32, // Drive this externally to spin if desired [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `Start` should have a snake case name [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case (notice the capitalization): `start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 11s [INFO] running `"docker" "inspect" "93281ad9c70cb30f42fa64356e80777ed8c86e61a212ef737360c1d46230ac3b"` [INFO] running `"docker" "rm" "-f" "93281ad9c70cb30f42fa64356e80777ed8c86e61a212ef737360c1d46230ac3b"` [INFO] [stdout] 93281ad9c70cb30f42fa64356e80777ed8c86e61a212ef737360c1d46230ac3b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ca15c8f1df7b642f111dfca2b7526cc3cb9f7eefdbe034aad8af24d0084499d4 [INFO] running `"docker" "start" "-a" "ca15c8f1df7b642f111dfca2b7526cc3cb9f7eefdbe034aad8af24d0084499d4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling quicksilver_svg_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `nalgebra::base::Matrix3` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use nalgebra::base::Matrix3; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::f32::consts::PI` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | use std::f32::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `iter::Sum` [INFO] [stderr] --> src/main.rs:31:11 [INFO] [stderr] | [INFO] [stderr] 31 | use std::{iter::Sum, time::Instant}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Start` is named the same as one of the variants of the type `svg::node::element::tag::Type` [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: to match on the variant, qualify the path: `svg::node::element::tag::Type::Start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/main.rs:381:37 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Start` [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_Start` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `center_radius` [INFO] [stderr] --> src/main.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | center_radius: f32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mandala_angle` [INFO] [stderr] --> src/main.rs:123:5 [INFO] [stderr] | [INFO] [stderr] 123 | mandala_angle: f32, // Drive this externally to spin if desired [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `Start` should have a snake case name [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case (notice the capitalization): `start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.68s [INFO] running `"docker" "inspect" "ca15c8f1df7b642f111dfca2b7526cc3cb9f7eefdbe034aad8af24d0084499d4"` [INFO] running `"docker" "rm" "-f" "ca15c8f1df7b642f111dfca2b7526cc3cb9f7eefdbe034aad8af24d0084499d4"` [INFO] [stdout] ca15c8f1df7b642f111dfca2b7526cc3cb9f7eefdbe034aad8af24d0084499d4 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] ee951cf4dcbc7e30c41c7695d578a5f8df1167cfc1f6b5e4430e4717f8537298 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ee951cf4dcbc7e30c41c7695d578a5f8df1167cfc1f6b5e4430e4717f8537298"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `nalgebra::base::Matrix3` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use nalgebra::base::Matrix3; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::f32::consts::PI` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | use std::f32::consts::PI; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `iter::Sum` [INFO] [stderr] --> src/main.rs:31:11 [INFO] [stderr] | [INFO] [stderr] 31 | use std::{iter::Sum, time::Instant}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Start` is named the same as one of the variants of the type `svg::node::element::tag::Type` [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: to match on the variant, qualify the path: `svg::node::element::tag::Type::Start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/main.rs:381:37 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Start` [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_Start` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `center_radius` [INFO] [stderr] --> src/main.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | center_radius: f32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `mandala_angle` [INFO] [stderr] --> src/main.rs:123:5 [INFO] [stderr] | [INFO] [stderr] 123 | mandala_angle: f32, // Drive this externally to spin if desired [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `Start` should have a snake case name [INFO] [stderr] --> src/main.rs:381:43 [INFO] [stderr] | [INFO] [stderr] 381 | svg::parser::Event::Tag(path, Start, attributes) => { [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case (notice the capitalization): `start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0170`. [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/quicksilver_svg_example-8e5cc82a980cc6a7 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::test_matrix_transform_identity ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ee951cf4dcbc7e30c41c7695d578a5f8df1167cfc1f6b5e4430e4717f8537298"` [INFO] running `"docker" "rm" "-f" "ee951cf4dcbc7e30c41c7695d578a5f8df1167cfc1f6b5e4430e4717f8537298"` [INFO] [stdout] ee951cf4dcbc7e30c41c7695d578a5f8df1167cfc1f6b5e4430e4717f8537298