[INFO] cloning repository https://github.com/kaz399/mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaz399/mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz399%2Fmandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz399%2Fmandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6090b5d034c8c4cf4967a522ff826d732a0499e
[INFO] checking kaz399/mandelbrot against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaz399%2Fmandelbrot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaz399/mandelbrot on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaz399/mandelbrot
[INFO] finished tweaking git repo https://github.com/kaz399/mandelbrot
[INFO] tweaked toml for git repo https://github.com/kaz399/mandelbrot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kaz399/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51f54291a77a083d9a865b71c74c1dc41249485e1e4e372b69ae415c59ce0a50
[INFO] running `Command { std: "docker" "start" "-a" "51f54291a77a083d9a865b71c74c1dc41249485e1e4e372b69ae415c59ce0a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51f54291a77a083d9a865b71c74c1dc41249485e1e4e372b69ae415c59ce0a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f54291a77a083d9a865b71c74c1dc41249485e1e4e372b69ae415c59ce0a50", kill_on_drop: false }`
[INFO] [stdout] 51f54291a77a083d9a865b71c74c1dc41249485e1e4e372b69ae415c59ce0a50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e56c80684743154bad3b0f1e63327837e54ee898b7a578aaa79308a4eef02180
[INFO] running `Command { std: "docker" "start" "-a" "e56c80684743154bad3b0f1e63327837e54ee898b7a578aaa79308a4eef02180", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking profiling v1.0.2
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking pollster v0.2.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking font8x8 v0.3.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling wgpu-core v0.8.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking ash v0.32.1
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling nom v6.2.0
[INFO] [stderr]     Checking gpu-alloc v0.4.7
[INFO] [stderr]     Checking gpu-descriptor v0.1.1
[INFO] [stderr]     Checking wide v0.6.5
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ultraviolet v0.8.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-cursor v0.28.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking naga v0.4.2
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking gfx-hal v0.8.0
[INFO] [stderr]     Checking winit_input_helper v0.10.0
[INFO] [stderr]     Checking gfx-backend-empty v0.8.0
[INFO] [stderr]     Checking gfx-backend-gl v0.8.1
[INFO] [stderr]     Checking gfx-backend-vulkan v0.8.0
[INFO] [stderr]     Checking wgpu v0.8.1
[INFO] [stderr]     Checking pixels v0.4.0
[INFO] [stderr]     Checking mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.25s
[INFO] running `Command { std: "docker" "inspect" "e56c80684743154bad3b0f1e63327837e54ee898b7a578aaa79308a4eef02180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56c80684743154bad3b0f1e63327837e54ee898b7a578aaa79308a4eef02180", kill_on_drop: false }`
[INFO] [stdout] e56c80684743154bad3b0f1e63327837e54ee898b7a578aaa79308a4eef02180