[INFO] cloning repository https://github.com/rustic-music-player/rustic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustic-music-player/rustic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustic-music-player%2Frustic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustic-music-player%2Frustic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 152a4111175c5e5cd5e5c34ff6eb14449e3f42d5
[INFO] documenting rustic-music-player/rustic against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustic-music-player%2Frustic" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rustic-music-player/rustic on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rustic-music-player/rustic
[INFO] finished tweaking git repo https://github.com/rustic-music-player/rustic
[INFO] tweaked toml for git repo https://github.com/rustic-music-player/rustic written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/rustic-music-player/rustic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-14/source/clients/http/wasm/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-14/source/Cargo.toml
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afb91d83a43698cbe1e32774c7694e89174ac6d35f41a9405a6619671e58e852
[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" "afb91d83a43698cbe1e32774c7694e89174ac6d35f41a9405a6619671e58e852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afb91d83a43698cbe1e32774c7694e89174ac6d35f41a9405a6619671e58e852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb91d83a43698cbe1e32774c7694e89174ac6d35f41a9405a6619671e58e852", kill_on_drop: false }`
[INFO] [stdout] afb91d83a43698cbe1e32774c7694e89174ac6d35f41a9405a6619671e58e852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f21941e61ccde0ac4a027a6f0476d23ecbda2f6dfe49c3c49cbb184bbd27255
[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" "2f21941e61ccde0ac4a027a6f0476d23ecbda2f6dfe49c3c49cbb184bbd27255", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/clients/http/wasm/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]     Checking data-encoding v2.3.1
[INFO] [stderr]    Compiling gstreamer v0.16.5
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling http-types v2.8.0
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling gstreamer-base v0.16.5
[INFO] [stderr]    Compiling isahc v0.9.13
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling gstreamer-video v0.16.6
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]    Compiling gstreamer-player v0.16.5
[INFO] [stderr]     Checking bimap v0.6.0
[INFO] [stderr]     Checking urlencoding v1.0.0 (https://github.com/bt/rust_urlencoding#a86f1c49)
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling alsa-sys v0.3.0
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.5+1.42.0
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking unic-langid-impl v0.9.0
[INFO] [stderr]     Checking kurbo v0.7.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking sluice v0.5.3
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]     Checking spinning_top v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking keyboard-types v0.5.0
[INFO] [stderr]     Checking ogg v0.7.1
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking unicode-normalization v0.1.9
[INFO] [stderr]     Checking flume v0.9.2
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking unic-bidi v0.9.0
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]     Checking intl_pluralrules v7.0.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]     Checking intl-memoizer v0.5.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking pinboard v2.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking polyval v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking block-modes v0.5.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]     Checking ghash v0.3.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking hkdf v0.9.0
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking dbus v0.2.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking nanorand v0.5.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking async-compression v0.3.7
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking minimp3 v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking secret-service v1.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rustic-reflect v0.1.0 (/opt/rustwide/workdir/core/reflect)
[INFO] [stderr]     Checking keyring v0.10.1
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.51/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=3e329894308638a6 -C extra-filename=-3e329894308638a6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-540b6631119ce641.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2d316e7355c2bd28.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-12009cf1a2496f6d.rmeta --cap-lints allow --cfg syn_disable_nightly_tests` (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" "2f21941e61ccde0ac4a027a6f0476d23ecbda2f6dfe49c3c49cbb184bbd27255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f21941e61ccde0ac4a027a6f0476d23ecbda2f6dfe49c3c49cbb184bbd27255", kill_on_drop: false }`
[INFO] [stdout] 2f21941e61ccde0ac4a027a6f0476d23ecbda2f6dfe49c3c49cbb184bbd27255
