[INFO] cloning repository https://github.com/BlockCat/rust-gpu-mandelborro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BlockCat/rust-gpu-mandelborro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlockCat%2Frust-gpu-mandelborro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlockCat%2Frust-gpu-mandelborro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efbe63dc421f77d0f385664406120360bb5ad250
[INFO] checking BlockCat/rust-gpu-mandelborro against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlockCat%2Frust-gpu-mandelborro" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BlockCat/rust-gpu-mandelborro on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BlockCat/rust-gpu-mandelborro
[INFO] finished tweaking git repo https://github.com/BlockCat/rust-gpu-mandelborro
[INFO] tweaked toml for git repo https://github.com/BlockCat/rust-gpu-mandelborro written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/BlockCat/rust-gpu-mandelborro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 902c83dec542ebba5c1965a1f1371c7cd6ea155b0d08f09d5987e5a838836956
[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" "902c83dec542ebba5c1965a1f1371c7cd6ea155b0d08f09d5987e5a838836956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "902c83dec542ebba5c1965a1f1371c7cd6ea155b0d08f09d5987e5a838836956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902c83dec542ebba5c1965a1f1371c7cd6ea155b0d08f09d5987e5a838836956", kill_on_drop: false }`
[INFO] [stdout] 902c83dec542ebba5c1965a1f1371c7cd6ea155b0d08f09d5987e5a838836956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 688ada383b25c9f68f691a9422e5b5afcb555669380a1f9a872666397fca0161
[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" "688ada383b25c9f68f691a9422e5b5afcb555669380a1f9a872666397fca0161", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking arrayvec v0.4.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.26.0-alpha3 (https://github.com/glium/glium#f598ce65)
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking rusttype v0.8.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.4
[INFO] [stderr]     Checking winit v0.20.0-alpha3
[INFO] [stderr]     Checking glutin v0.22.0-alpha3
[INFO] [stderr]     Checking rendy-brot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/main.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn create_uniform((w, h): (u32, u32), x: f32, y: f32, zoom: f32) -> [[f32;3]; 3] {
[INFO] [stdout]   |                                               ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut zoomer = 9.0f32;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> src/main.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn create_uniform((w, h): (u32, u32), x: f32, y: f32, zoom: f32) -> [[f32;3]; 3] {
[INFO] [stdout]   |                                               ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut zoomer = 9.0f32;
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "688ada383b25c9f68f691a9422e5b5afcb555669380a1f9a872666397fca0161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688ada383b25c9f68f691a9422e5b5afcb555669380a1f9a872666397fca0161", kill_on_drop: false }`
[INFO] [stdout] 688ada383b25c9f68f691a9422e5b5afcb555669380a1f9a872666397fca0161