[INFO] cloning repository https://github.com/TehCorwiz/visions_of_mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TehCorwiz/visions_of_mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTehCorwiz%2Fvisions_of_mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTehCorwiz%2Fvisions_of_mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 864b565b4fdd1f0e9c01125e35d335bfca317029
[INFO] checking TehCorwiz/visions_of_mandelbrot against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTehCorwiz%2Fvisions_of_mandelbrot" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TehCorwiz/visions_of_mandelbrot on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TehCorwiz/visions_of_mandelbrot
[INFO] finished tweaking git repo https://github.com/TehCorwiz/visions_of_mandelbrot
[INFO] tweaked toml for git repo https://github.com/TehCorwiz/visions_of_mandelbrot written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TehCorwiz/visions_of_mandelbrot 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking TehCorwiz/visions_of_mandelbrot against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTehCorwiz%2Fvisions_of_mandelbrot" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TehCorwiz/visions_of_mandelbrot on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TehCorwiz/visions_of_mandelbrot
[INFO] finished tweaking git repo https://github.com/TehCorwiz/visions_of_mandelbrot
[INFO] tweaked toml for git repo https://github.com/TehCorwiz/visions_of_mandelbrot written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TehCorwiz/visions_of_mandelbrot 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-scanner v0.29.3
[INFO] [stderr]   Downloaded winit_input_helper v0.11.0
[INFO] [stderr]   Downloaded wayland-sys v0.29.3
[INFO] [stderr]   Downloaded wayland-cursor v0.29.3
[INFO] [stderr]   Downloaded wayland-commons v0.29.3
[INFO] [stderr]   Downloaded wayland-protocols v0.29.3
[INFO] [stderr]   Downloaded phf_generator v0.9.1
[INFO] [stderr]   Downloaded palette_derive v0.6.0
[INFO] [stderr]   Downloaded phf_macros v0.9.0
[INFO] [stderr]   Downloaded wayland-client v0.29.3
[INFO] [stderr]   Downloaded phf_shared v0.9.0
[INFO] [stderr]   Downloaded phf v0.9.0
[INFO] [stderr]   Downloaded pollster v0.2.4
[INFO] [stderr]   Downloaded palette v0.6.0
[INFO] [stderr]   Downloaded wgpu-hal v0.12.1
[INFO] [stderr]   Downloaded wgpu-core v0.12.1
[INFO] [stderr]   Downloaded naga v0.8.1
[INFO] [stderr]   Downloaded profiling v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d5c45e59df6f38fd2045ab14de23cadfaa5806f71316880ec44fea335343d91
[INFO] running `Command { std: "docker" "start" "-a" "2d5c45e59df6f38fd2045ab14de23cadfaa5806f71316880ec44fea335343d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d5c45e59df6f38fd2045ab14de23cadfaa5806f71316880ec44fea335343d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5c45e59df6f38fd2045ab14de23cadfaa5806f71316880ec44fea335343d91", kill_on_drop: false }`
[INFO] [stdout] 2d5c45e59df6f38fd2045ab14de23cadfaa5806f71316880ec44fea335343d91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94c45f8d58b4559a1530b95ab70d707ff34b791ad66419483ec300f439dca60b
[INFO] running `Command { std: "docker" "start" "-a" "94c45f8d58b4559a1530b95ab70d707ff34b791ad66419483ec300f439dca60b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking libloading v0.7.2
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling ash v0.34.0+1.2.203
[INFO] [stderr]     Checking raw-window-handle v0.4.2
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling wayland-sys v0.29.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]     Checking gpu-alloc v0.5.2
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling phf_shared v0.9.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.3
[INFO] [stderr]    Compiling wgpu-core v0.12.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking wgpu-types v0.12.0
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking profiling v1.0.4
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]    Compiling winit v0.26.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.29.3
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling palette v0.6.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking nix v0.22.0
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.7.6/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "94c45f8d58b4559a1530b95ab70d707ff34b791ad66419483ec300f439dca60b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94c45f8d58b4559a1530b95ab70d707ff34b791ad66419483ec300f439dca60b", kill_on_drop: false }`
[INFO] [stdout] 94c45f8d58b4559a1530b95ab70d707ff34b791ad66419483ec300f439dca60b