[INFO] cloning repository https://github.com/paulsevere/color-picker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulsevere/color-picker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulsevere%2Fcolor-picker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulsevere%2Fcolor-picker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2e5d21215af5150a62a063b1db4766882eba3a0
[INFO] testing paulsevere/color-picker against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulsevere%2Fcolor-picker" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulsevere/color-picker on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paulsevere/color-picker
[INFO] finished tweaking git repo https://github.com/paulsevere/color-picker
[INFO] tweaked toml for git repo https://github.com/paulsevere/color-picker written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/paulsevere/color-picker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 pistoncore-glutin_window v0.37.0
[INFO] [stderr]   Downloaded gleam v0.4.7
[INFO] [stderr]   Downloaded gfx v0.16.0
[INFO] [stderr]   Downloaded wayland-kbd v0.8.0
[INFO] [stderr]   Downloaded piston-viewport v0.3.0
[INFO] [stderr]   Downloaded gfx_device_gl v0.14.1
[INFO] [stderr]   Downloaded num-rational v0.1.38
[INFO] [stderr]   Downloaded cgl v0.2.1
[INFO] [stderr]   Downloaded piston v0.32.0
[INFO] [stderr]   Downloaded gl v0.6.3
[INFO] [stderr]   Downloaded wayland-window v0.5.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.32.0
[INFO] [stderr]   Downloaded gfx_core v0.7.1
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded x11-clipboard v0.1.4
[INFO] [stderr]   Downloaded user32-sys v0.2.0
[INFO] [stderr]   Downloaded objc_id v0.1.0
[INFO] [stderr]   Downloaded num v0.1.39
[INFO] [stderr]   Downloaded xml-rs v0.6.0
[INFO] [stderr]   Downloaded piston-gfx_texture v0.25.0
[INFO] [stderr]   Downloaded vecmath v0.3.0
[INFO] [stderr]   Downloaded cfg-if v0.1.1
[INFO] [stderr]   Downloaded gl_generator v0.5.4
[INFO] [stderr]   Downloaded backtrace v0.3.2
[INFO] [stderr]   Downloaded clipboard-win v2.0.1
[INFO] [stderr]   Downloaded xcb v0.7.6
[INFO] [stderr]   Downloaded wayland-scanner v0.8.7
[INFO] [stderr]   Downloaded piston2d-graphics v0.21.1
[INFO] [stderr]   Downloaded deflate v0.7.12
[INFO] [stderr]   Downloaded wayland-sys v0.8.7
[INFO] [stderr]   Downloaded winit v0.6.4
[INFO] [stderr]   Downloaded wayland-client v0.8.7
[INFO] [stderr]   Downloaded glutin v0.8.1
[INFO] [stderr]   Downloaded pistoncore-window v0.27.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.4
[INFO] [stderr]   Downloaded num-bigint v0.1.39
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.13
[INFO] [stderr]   Downloaded syn v0.10.8
[INFO] [stderr]   Downloaded image v0.14.0
[INFO] [stderr]   Downloaded rayon v0.8.2
[INFO] [stderr]   Downloaded png v0.8.0
[INFO] [stderr]   Downloaded piston_window v0.67.0
[INFO] [stderr]   Downloaded libc v0.2.24
[INFO] [stderr]   Downloaded num-traits v0.1.39
[INFO] [stderr]   Downloaded shared_library v0.1.6
[INFO] [stderr]   Downloaded pistoncore-input v0.18.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.11
[INFO] [stderr]   Downloaded khronos_api v0.0.8
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.41.0
[INFO] [stderr]   Downloaded itertools v0.5.10
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.44.0
[INFO] [stderr]   Downloaded piston2d-shapes v0.15.0
[INFO] [stderr]   Downloaded num-complex v0.1.38
[INFO] [stderr]   Downloaded derivative v1.0.0
[INFO] [stderr]   Downloaded inflate v0.2.0
[INFO] [stderr]   Downloaded clipboard v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 436df7569f32bd666fe45ae568cf92b9f518da6e199178fc74ef235a2e19c2c9
[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" "436df7569f32bd666fe45ae568cf92b9f518da6e199178fc74ef235a2e19c2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "436df7569f32bd666fe45ae568cf92b9f518da6e199178fc74ef235a2e19c2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436df7569f32bd666fe45ae568cf92b9f518da6e199178fc74ef235a2e19c2c9", kill_on_drop: false }`
[INFO] [stdout] 436df7569f32bd666fe45ae568cf92b9f518da6e199178fc74ef235a2e19c2c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48ddca81247d42c3f2bacb43a698a3e6cc9c3fca3a014561ac84cf657fc9e02e
[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" "48ddca81247d42c3f2bacb43a698a3e6cc9c3fca3a014561ac84cf657fc9e02e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.1
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling dump v0.1.1
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling xcb v0.7.6
[INFO] [stderr]    Compiling xml-rs v0.6.0
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling shared_library v0.1.6
[INFO] [stderr]    Compiling vecmath v0.3.0
[INFO] [stderr]    Compiling num-complex v0.1.38
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]    Compiling deflate v0.7.12
[INFO] [stderr]    Compiling pistoncore-input v0.18.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dump-0.1.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dump` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "48ddca81247d42c3f2bacb43a698a3e6cc9c3fca3a014561ac84cf657fc9e02e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ddca81247d42c3f2bacb43a698a3e6cc9c3fca3a014561ac84cf657fc9e02e", kill_on_drop: false }`
[INFO] [stdout] 48ddca81247d42c3f2bacb43a698a3e6cc9c3fca3a014561ac84cf657fc9e02e
