[INFO] cloning repository https://github.com/shockham/mandelbulb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shockham/mandelbulb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshockham%2Fmandelbulb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshockham%2Fmandelbulb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e80dd74f122c09ec5609d404c84c4174d3221dcf
[INFO] checking shockham/mandelbulb against master#f00b02e6bbe63707503f058fb87cc3e2b25991ac for pr-125596
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshockham%2Fmandelbulb" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shockham/mandelbulb on toolchain f00b02e6bbe63707503f058fb87cc3e2b25991ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shockham/mandelbulb
[INFO] finished tweaking git repo https://github.com/shockham/mandelbulb
[INFO] tweaked toml for git repo https://github.com/shockham/mandelbulb written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shockham/mandelbulb 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" "+f00b02e6bbe63707503f058fb87cc3e2b25991ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/shockham/caper`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking shockham/mandelbulb against try#c57a122e6bc7d3e243f3b2a000b6916cb51ef149 for pr-125596
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshockham%2Fmandelbulb" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shockham/mandelbulb on toolchain c57a122e6bc7d3e243f3b2a000b6916cb51ef149
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shockham/mandelbulb
[INFO] finished tweaking git repo https://github.com/shockham/mandelbulb
[INFO] tweaked toml for git repo https://github.com/shockham/mandelbulb written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/shockham/mandelbulb 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" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "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 imgui-glium-renderer v0.3.0
[INFO] [stderr]   Downloaded volition v0.1.4
[INFO] [stderr]   Downloaded impose v0.3.0
[INFO] [stderr]   Downloaded imgui v0.3.0
[INFO] [stderr]   Downloaded glutin v0.23.0
[INFO] [stderr]   Downloaded claxon v0.3.3
[INFO] [stderr]   Downloaded glium_text_rusttype v0.3.3
[INFO] [stderr]   Downloaded obj v0.9.1
[INFO] [stderr]   Downloaded glium v0.26.0
[INFO] [stderr]   Downloaded imgui-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eff1828f7ae9e056d9128808efaf9efd6960407f701b79d36536a1236c7a712
[INFO] running `Command { std: "docker" "start" "-a" "4eff1828f7ae9e056d9128808efaf9efd6960407f701b79d36536a1236c7a712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eff1828f7ae9e056d9128808efaf9efd6960407f701b79d36536a1236c7a712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eff1828f7ae9e056d9128808efaf9efd6960407f701b79d36536a1236c7a712", kill_on_drop: false }`
[INFO] [stdout] 4eff1828f7ae9e056d9128808efaf9efd6960407f701b79d36536a1236c7a712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+c57a122e6bc7d3e243f3b2a000b6916cb51ef149" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 706e1e1a1f6623f4051d5328a5e2ff7fdaccd89d09f91258032156d736e25c3b
[INFO] running `Command { std: "docker" "start" "-a" "706e1e1a1f6623f4051d5328a5e2ff7fdaccd89d09f91258032156d736e25c3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling glium v0.26.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling imgui-sys v0.3.0
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking ogg v0.7.1
[INFO] [stderr]     Checking mint v0.5.6
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking genmesh v0.6.2
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking rodio v0.8.1
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]     Checking impose v0.3.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking obj v0.9.1
[INFO] [stderr]     Checking noise v0.6.0
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking fps_counter v1.0.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking winit v0.21.0
[INFO] [stderr]     Checking glutin v0.23.0
[INFO] [stderr]     Checking volition v0.1.4
[INFO] [stderr]     Checking imgui v0.3.0
[INFO] [stderr]     Checking glium_text_rusttype v0.3.3
[INFO] [stderr]     Checking imgui-glium-renderer v0.3.0
[INFO] [stderr]     Checking caper v0.13.0 (https://github.com/shockham/caper#4fd90ecb)
[INFO] [stderr]     Checking mandelbulb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.48s
[INFO] running `Command { std: "docker" "inspect" "706e1e1a1f6623f4051d5328a5e2ff7fdaccd89d09f91258032156d736e25c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706e1e1a1f6623f4051d5328a5e2ff7fdaccd89d09f91258032156d736e25c3b", kill_on_drop: false }`
[INFO] [stdout] 706e1e1a1f6623f4051d5328a5e2ff7fdaccd89d09f91258032156d736e25c3b