[INFO] cloning repository https://github.com/CocoSimone/shibumi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CocoSimone/shibumi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCocoSimone%2Fshibumi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCocoSimone%2Fshibumi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5430445f51a58e10a293add2cce914e1d5510730
[INFO] testing CocoSimone/shibumi 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%2FCocoSimone%2Fshibumi" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CocoSimone/shibumi 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/CocoSimone/shibumi
[INFO] finished tweaking git repo https://github.com/CocoSimone/shibumi
[INFO] tweaked toml for git repo https://github.com/CocoSimone/shibumi written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/CocoSimone/shibumi 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] bd739567c3e3b72e551830986726b0e3fad5aa8a57ed82baa1f603371e4c9be5
[INFO] running `Command { std: "docker" "start" "-a" "bd739567c3e3b72e551830986726b0e3fad5aa8a57ed82baa1f603371e4c9be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd739567c3e3b72e551830986726b0e3fad5aa8a57ed82baa1f603371e4c9be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd739567c3e3b72e551830986726b0e3fad5aa8a57ed82baa1f603371e4c9be5", kill_on_drop: false }`
[INFO] [stdout] bd739567c3e3b72e551830986726b0e3fad5aa8a57ed82baa1f603371e4c9be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 18a9dbfa888ffd53f975fce7d0062eec0d83541067d1768a3e64b7eb4327e29a
[INFO] running `Command { std: "docker" "start" "-a" "18a9dbfa888ffd53f975fce7d0062eec0d83541067d1768a3e64b7eb4327e29a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling emath v0.12.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling atomic_refcell v0.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling takeable-option v0.5.0
[INFO] [stderr]    Compiling webbrowser v0.5.5
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling andrew v0.3.1
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.29.1
[INFO] [stderr]    Compiling ordered-float v2.5.1
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]    Compiling epaint v0.12.0
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling egui v0.12.0
[INFO] [stderr]    Compiling colour v0.6.0
[INFO] [stderr]    Compiling shibumi-core v0.1.0 (/opt/rustwide/workdir/shibumi-core)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> shibumi-core/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(new_uninit)]
[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 `shibumi-core` 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" "18a9dbfa888ffd53f975fce7d0062eec0d83541067d1768a3e64b7eb4327e29a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a9dbfa888ffd53f975fce7d0062eec0d83541067d1768a3e64b7eb4327e29a", kill_on_drop: false }`
[INFO] [stdout] 18a9dbfa888ffd53f975fce7d0062eec0d83541067d1768a3e64b7eb4327e29a