[INFO] cloning repository https://github.com/joshuazlin/hamiltonian-crossing-paths
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshuazlin/hamiltonian-crossing-paths" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuazlin%2Fhamiltonian-crossing-paths", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuazlin%2Fhamiltonian-crossing-paths'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fa5494bdda2d985a6a27833622785244f5c171d
[INFO] checking joshuazlin/hamiltonian-crossing-paths against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuazlin%2Fhamiltonian-crossing-paths" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joshuazlin/hamiltonian-crossing-paths
[INFO] finished tweaking git repo https://github.com/joshuazlin/hamiltonian-crossing-paths
[INFO] tweaked toml for git repo https://github.com/joshuazlin/hamiltonian-crossing-paths written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joshuazlin/hamiltonian-crossing-paths on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joshuazlin/hamiltonian-crossing-paths 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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.64.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.50.0
[INFO] [stderr]   Downloaded piston v0.50.0
[INFO] [stderr]   Downloaded pistoncore-input v0.28.1
[INFO] [stderr]   Downloaded pistoncore-window v0.45.0
[INFO] [stderr]   Downloaded image v0.23.6
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.68.0
[INFO] [stderr]   Downloaded piston_window v0.109.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00a85389bd86332f9fc2bfc34069a5bebece703ddd13cbfecc7e8336c7cb0d3f
[INFO] running `Command { std: "docker" "start" "-a" "00a85389bd86332f9fc2bfc34069a5bebece703ddd13cbfecc7e8336c7cb0d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00a85389bd86332f9fc2bfc34069a5bebece703ddd13cbfecc7e8336c7cb0d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a85389bd86332f9fc2bfc34069a5bebece703ddd13cbfecc7e8336c7cb0d3f", kill_on_drop: false }`
[INFO] [stdout] 00a85389bd86332f9fc2bfc34069a5bebece703ddd13cbfecc7e8336c7cb0d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae1216bef74398f0fedb84238fe29c9bfc9dbe9cb246372c5bd725d4c42a711c
[INFO] running `Command { std: "docker" "start" "-a" "ae1216bef74398f0fedb84238fe29c9bfc9dbe9cb246372c5bd725d4c42a711c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking piston-graphics_api_version v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling cc v1.0.57
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking png v0.16.6
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking gfx v0.18.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking shader_version v0.6.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]     Checking piston2d-graphics v0.36.0
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.6
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
[INFO] [stderr]     Checking pistoncore-input v0.28.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.68.0
[INFO] [stderr]     Checking pistoncore-window v0.45.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.50.0
[INFO] [stderr]     Checking piston v0.50.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.64.0
[INFO] [stderr]     Checking piston_window v0.109.0
[INFO] [stderr]     Checking point_set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `window` should have an upper camel case name
[INFO] [stdout]   --> src/static_window.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct window {
[INFO] [stdout]    |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `window` should have an upper camel case name
[INFO] [stdout]   --> src/static_window.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct window {
[INFO] [stdout]    |            ^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/static_window.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dashed`
[INFO] [stdout]   --> src/static_window.rs:46:61
[INFO] [stdout]    |
[INFO] [stdout] 46 |             GraphicsElement::LineElement{x1,y1,x2,y2,radius,dashed,c} => line(c.to_rgb(),*radius,[*x1,*y1,*x2,*y2],t, g),
[INFO] [stdout]    |                                                             ^^^^^^ help: try ignoring the field: `dashed: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dashed`
[INFO] [stdout]   --> src/static_window.rs:46:61
[INFO] [stdout]    |
[INFO] [stdout] 46 |             GraphicsElement::LineElement{x1,y1,x2,y2,radius,dashed,c} => line(c.to_rgb(),*radius,[*x1,*y1,*x2,*y2],t, g),
[INFO] [stdout]    |                                                             ^^^^^^ help: try ignoring the field: `dashed: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/static_window.rs:83:38
[INFO] [stdout]    |
[INFO] [stdout] 83 |             self.window.draw_2d(&e, |c,g,_| {clear([1.0;4],g)});
[INFO] [stdout]    |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/static_window.rs:83:38
[INFO] [stdout]    |
[INFO] [stdout] 83 |             self.window.draw_2d(&e, |c,g,_| {clear([1.0;4],g)});
[INFO] [stdout]    |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `White`, `Green`, and `Blue` are never constructed
[INFO] [stdout]   --> src/static_window.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum CommonColors{
[INFO] [stdout]    |          ------------ variants in this enum
[INFO] [stdout] 11 |     White,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Green,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opengl` is never read
[INFO] [stdout]   --> src/static_window.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct window {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 57 |     opengl: OpenGL, // OpenGL drawing backend.
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `White`, `Green`, and `Blue` are never constructed
[INFO] [stdout]   --> src/static_window.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum CommonColors{
[INFO] [stdout]    |          ------------ variants in this enum
[INFO] [stdout] 11 |     White,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Green,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 15 |     Blue,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opengl` is never read
[INFO] [stdout]   --> src/static_window.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct window {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 57 |     opengl: OpenGL, // OpenGL drawing backend.
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.92s
[INFO] running `Command { std: "docker" "inspect" "ae1216bef74398f0fedb84238fe29c9bfc9dbe9cb246372c5bd725d4c42a711c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae1216bef74398f0fedb84238fe29c9bfc9dbe9cb246372c5bd725d4c42a711c", kill_on_drop: false }`
[INFO] [stdout] ae1216bef74398f0fedb84238fe29c9bfc9dbe9cb246372c5bd725d4c42a711c
