[INFO] cloning repository https://github.com/Lakret/music_box
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lakret/music_box" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLakret%2Fmusic_box", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLakret%2Fmusic_box'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7651be73ff19e3438c9df744b7803e43ee1a8628
[INFO] documenting Lakret/music_box against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLakret%2Fmusic_box" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lakret/music_box 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/Lakret/music_box
[INFO] finished tweaking git repo https://github.com/Lakret/music_box
[INFO] tweaked toml for git repo https://github.com/Lakret/music_box written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Lakret/music_box 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]     Updating git repository `https://github.com/ramsayleung/rspotify`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pango-sys v0.9.1
[INFO] [stderr]   Downloaded gtk-sys v0.9.2
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.2
[INFO] [stderr]   Downloaded regex v1.4.1
[INFO] [stderr]   Downloaded minimp3 v0.5.0
[INFO] [stderr]   Downloaded v_escape v0.13.2
[INFO] [stderr]   Downloaded actix-http v2.1.0
[INFO] [stderr]   Downloaded derive_builder_core v0.9.0
[INFO] [stderr]   Downloaded awc v2.0.1
[INFO] [stderr]   Downloaded actix-web-static-files v3.0.2
[INFO] [stderr]   Downloaded actix-web v3.2.0
[INFO] [stderr]   Downloaded glib-sys v0.9.1
[INFO] [stderr]   Downloaded web-view v0.6.3
[INFO] [stderr]   Downloaded listenfd v0.3.3
[INFO] [stderr]   Downloaded maybe-async v0.2.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.20
[INFO] [stderr]   Downloaded gdk-sys v0.9.1
[INFO] [stderr]   Downloaded cpal v0.12.1
[INFO] [stderr]   Downloaded webview-sys v0.5.1
[INFO] [stderr]   Downloaded env_logger v0.8.1
[INFO] [stderr]   Downloaded derive_builder v0.9.0
[INFO] [stderr]   Downloaded strum_macros v0.19.4
[INFO] [stderr]   Downloaded strum v0.19.5
[INFO] [stderr]   Downloaded gobject-sys v0.9.1
[INFO] [stderr]   Downloaded alsa v0.4.2
[INFO] [stderr]   Downloaded v_htmlescape v0.10.4
[INFO] [stderr]   Downloaded alsa-sys v0.3.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.14
[INFO] [stderr]   Downloaded tinyfiledialogs v3.3.10
[INFO] [stderr]   Downloaded javascriptcore-rs-sys v0.2.0
[INFO] [stderr]   Downloaded boxfnonce v0.1.1
[INFO] [stderr]   Downloaded atk-sys v0.9.1
[INFO] [stderr]   Downloaded gio-sys v0.9.1
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.9.1
[INFO] [stderr]   Downloaded soup-sys v0.9.0
[INFO] [stderr]   Downloaded webkit2gtk-sys v0.10.0
[INFO] [stderr]   Downloaded rodio v0.12.0
[INFO] [stderr]   Downloaded ring v0.16.16
[INFO] [stderr]   Downloaded base-x v0.2.7
[INFO] [stderr]   Downloaded path-slash v0.1.3
[INFO] [stderr]   Downloaded ureq v1.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 048850af8f68b747d2a86199ef23c692236ee81e5b5d80d1600eca87a8f746a7
[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" "048850af8f68b747d2a86199ef23c692236ee81e5b5d80d1600eca87a8f746a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "048850af8f68b747d2a86199ef23c692236ee81e5b5d80d1600eca87a8f746a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048850af8f68b747d2a86199ef23c692236ee81e5b5d80d1600eca87a8f746a7", kill_on_drop: false }`
[INFO] [stdout] 048850af8f68b747d2a86199ef23c692236ee81e5b5d80d1600eca87a8f746a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50029c7b777587eac838c012f20bafba545ab6b76e9d5e7b86d5d20899c7c859
[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" "50029c7b777587eac838c012f20bafba545ab6b76e9d5e7b86d5d20899c7c859", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling futures-io v0.3.7
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling cpal v0.12.1
[INFO] [stderr]    Compiling path-slash v0.1.3
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]    Compiling v_escape v0.13.2
[INFO] [stderr]    Compiling v_htmlescape v0.10.4
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling ring v0.16.16
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling alsa-sys v0.3.0
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling soup-sys v0.9.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling webkit2gtk-sys v0.10.0
[INFO] [stderr]    Compiling tinyfiledialogs v3.3.10
[INFO] [stderr]    Compiling webview-sys v0.5.1
[INFO] [stderr]    Compiling instant v0.1.8
[INFO] [stderr]     Checking futures-task v0.3.7
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]     Checking buf-min v0.1.1
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling tinyvec v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking javascriptcore-rs-sys v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking listenfd v0.3.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking env_logger v0.8.1
[INFO] [stderr]     Checking minimp3 v0.5.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking alsa v0.4.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling maybe-async v0.2.2
[INFO] [stderr] error: could not compile `darling_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.10.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="strsim"' --cfg 'feature="suggestions"' -C metadata=6a57f9e21ad3bde6 -C extra-filename=-6a57f9e21ad3bde6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-059813dc4f8dd4c8.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-6271d6d0bfb12270.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-169dfcc015ef5b16.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9c28df1060376c27.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-5bbb5ceef672cdfe.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-e16c9a7f439b311c.rmeta --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" "50029c7b777587eac838c012f20bafba545ab6b76e9d5e7b86d5d20899c7c859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50029c7b777587eac838c012f20bafba545ab6b76e9d5e7b86d5d20899c7c859", kill_on_drop: false }`
[INFO] [stdout] 50029c7b777587eac838c012f20bafba545ab6b76e9d5e7b86d5d20899c7c859
