[INFO] cloning repository https://github.com/Redrield/elm-ds
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Redrield/elm-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedrield%2Felm-ds", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedrield%2Felm-ds'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 156872ebd72bc599bdf01a011710239f08b0f7dd
[INFO] documenting Redrield/elm-ds against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedrield%2Felm-ds" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Redrield/elm-ds on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Redrield/elm-ds
[INFO] finished tweaking git repo https://github.com/Redrield/elm-ds
[INFO] tweaked toml for git repo https://github.com/Redrield/elm-ds written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Redrield/elm-ds already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b12e08662fd8f1c8d1163d16f952b1ad00250c995c761c56e44030d8bd70f20
[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" "0b12e08662fd8f1c8d1163d16f952b1ad00250c995c761c56e44030d8bd70f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b12e08662fd8f1c8d1163d16f952b1ad00250c995c761c56e44030d8bd70f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b12e08662fd8f1c8d1163d16f952b1ad00250c995c761c56e44030d8bd70f20", kill_on_drop: false }`
[INFO] [stdout] 0b12e08662fd8f1c8d1163d16f952b1ad00250c995c761c56e44030d8bd70f20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c95bf400dbcd7f6c9999ea1880664619c14c569fb405f0bbb3f1eedb4693789c
[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" "c95bf400dbcd7f6c9999ea1880664619c14c569fb405f0bbb3f1eedb4693789c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking conquer-util v0.2.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling soup-sys v0.9.0
[INFO] [stderr]    Compiling webkit2gtk-sys v0.10.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling tinyfiledialogs v3.3.9
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]    Compiling webview-sys v0.5.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking conquer-once v0.2.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking rust-embed-utils v5.0.0
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking backtrace-sys v0.1.35
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking javascriptcore-rs-sys v0.2.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking gilrs-core v0.2.5
[INFO] [stderr]     Checking gilrs v0.7.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling rust-embed-impl v5.5.1
[INFO] [stderr]     Checking web-view v0.6.2
[INFO] [stderr] error: could not compile `async-trait`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_trait --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-trait-0.1.30/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=2d7fee5f97c385c1 -C extra-filename=-2d7fee5f97c385c1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-043c1edb1a3d4695.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-017912cd0ef99015.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-718937f16811a0b6.rlib --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c95bf400dbcd7f6c9999ea1880664619c14c569fb405f0bbb3f1eedb4693789c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95bf400dbcd7f6c9999ea1880664619c14c569fb405f0bbb3f1eedb4693789c", kill_on_drop: false }`
[INFO] [stdout] c95bf400dbcd7f6c9999ea1880664619c14c569fb405f0bbb3f1eedb4693789c
