[INFO] fetching crate ncspot 0.8.1...
[INFO] documenting ncspot-0.8.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate ncspot 0.8.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ncspot 0.8.1 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 crates.io crate ncspot 0.8.1
[INFO] finished tweaking crates.io crate ncspot 0.8.1
[INFO] tweaked toml for crates.io crate ncspot 0.8.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate ncspot 0.8.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded dotenv v0.13.0
[INFO] [stderr]   Downloaded zvariant_derive v2.7.0
[INFO] [stderr]   Downloaded zbus v1.9.1
[INFO] [stderr]   Downloaded platform-dirs v0.3.0
[INFO] [stderr]   Downloaded tokio-socks v0.3.0
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[INFO] [stderr]   Downloaded protobuf-codegen v2.14.0
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[INFO] [stderr]   Downloaded ogg v0.8.0
[INFO] [stderr]   Downloaded hyper-proxy v0.9.1
[INFO] [stderr]   Downloaded clipboard-win v2.2.0
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[INFO] [stderr]   Downloaded wasmer_enumset v1.0.1
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[INFO] [stderr]   Downloaded cpal v0.13.3
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[INFO] [stderr]   Downloaded winrt v0.4.0
[INFO] [stderr]   Downloaded libpulse-simple-sys v1.16.1
[INFO] [stderr]   Downloaded librespot-metadata v0.2.0
[INFO] [stderr]   Downloaded dbus v0.9.3
[INFO] [stderr]   Downloaded rodio v0.13.1
[INFO] [stderr]   Downloaded zvariant v2.7.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a1b40e43093904908ee7ac737cb3282591ddca7fafc6636293d79e7ee3d08fb5
[INFO] running `Command { std: "docker" "start" "-a" "a1b40e43093904908ee7ac737cb3282591ddca7fafc6636293d79e7ee3d08fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1b40e43093904908ee7ac737cb3282591ddca7fafc6636293d79e7ee3d08fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b40e43093904908ee7ac737cb3282591ddca7fafc6636293d79e7ee3d08fb5", kill_on_drop: false }`
[INFO] [stdout] a1b40e43093904908ee7ac737cb3282591ddca7fafc6636293d79e7ee3d08fb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f1f3a744e67e92e87fa38da617af274569987d68175e708baecd8e7827dfacc7
[INFO] running `Command { std: "docker" "start" "-a" "f1f3a744e67e92e87fa38da617af274569987d68175e708baecd8e7827dfacc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking random v0.12.2
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling libpulse-sys v1.18.0
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling priority-queue v1.1.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling libpulse-simple-sys v1.16.1
[INFO] [stderr]     Checking shannon v0.2.0
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling enumflags2_derive v0.6.4
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]     Checking pbkdf2 v0.8.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking futures-channel v0.3.16
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr] error: could not compile `derivative`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derivative /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derivative-2.2.0/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=8eb4c018834698e3 -C extra-filename=-8eb4c018834698e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-842c01cbc6d4eb4a.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-0dd32b08acf7cc97.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-1dc982a1e2ce84b6.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" "f1f3a744e67e92e87fa38da617af274569987d68175e708baecd8e7827dfacc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f3a744e67e92e87fa38da617af274569987d68175e708baecd8e7827dfacc7", kill_on_drop: false }`
[INFO] [stdout] f1f3a744e67e92e87fa38da617af274569987d68175e708baecd8e7827dfacc7
