[INFO] cloning repository https://github.com/outamaa/vekotin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/outamaa/vekotin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutamaa%2Fvekotin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutamaa%2Fvekotin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18db23050b13cbdedee47c6310ee770f9b32bdb3
[INFO] checking outamaa/vekotin against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutamaa%2Fvekotin" "/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/outamaa/vekotin on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/outamaa/vekotin
[INFO] finished tweaking git repo https://github.com/outamaa/vekotin
[INFO] tweaked toml for git repo https://github.com/outamaa/vekotin written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/outamaa/vekotin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded emscripten_main_loop v0.1.1
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dff62a6b123a8a560be76fb00607a65d812682301c7b07a05f6d9e0345e5fa5
[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" "0dff62a6b123a8a560be76fb00607a65d812682301c7b07a05f6d9e0345e5fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dff62a6b123a8a560be76fb00607a65d812682301c7b07a05f6d9e0345e5fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dff62a6b123a8a560be76fb00607a65d812682301c7b07a05f6d9e0345e5fa5", kill_on_drop: false }`
[INFO] [stdout] 0dff62a6b123a8a560be76fb00607a65d812682301c7b07a05f6d9e0345e5fa5
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfda566719511bc052498f3c4de89931e71593061d3b4a7bafdbd8d8a11fc840
[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" "bfda566719511bc052498f3c4de89931e71593061d3b4a7bafdbd8d8a11fc840", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking emscripten_main_loop v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking vekotin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point2i`
[INFO] [stdout]  --> src/gfx/cpu/mod.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::geometry::{Point2i, Point3f};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point2i`
[INFO] [stdout]  --> src/gfx/cpu/mod.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::geometry::{Point2i, Point3f};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/gfx/cpu/mod.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     color: Color,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]    --> src/gfx/cpu/mod.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     color: Color,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Fiddler`
[INFO] [stdout]    --> src/fiddling/mod.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | struct Fiddler {}
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Fiddler`
[INFO] [stdout]    --> src/fiddling/mod.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | struct Fiddler {}
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/math/vector.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/math/vector.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/loader/obj.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 v.as_mut().map(|v| v.push(triple));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/math/vector.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/math/vector.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/loader/obj.rs:129:17
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 v.as_mut().map(|v| v.push(triple));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LineSegment2i`, `LineSegment`
[INFO] [stdout]  --> examples/png.rs:7:39
[INFO] [stdout]   |
[INFO] [stdout] 7 | use vekotin::geometry::line_segment::{LineSegment, LineSegment2i};
[INFO] [stdout]   |                                       ^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vekotin::geometry::Point2i`
[INFO] [stdout]  --> examples/png.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use vekotin::geometry::Point2i;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vekotin::gfx`
[INFO] [stdout]  --> examples/png.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use vekotin::gfx;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.59s
[INFO] running `Command { std: "docker" "inspect" "bfda566719511bc052498f3c4de89931e71593061d3b4a7bafdbd8d8a11fc840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfda566719511bc052498f3c4de89931e71593061d3b4a7bafdbd8d8a11fc840", kill_on_drop: false }`
[INFO] [stdout] bfda566719511bc052498f3c4de89931e71593061d3b4a7bafdbd8d8a11fc840