[INFO] cloning repository https://github.com/MichaelMagomedov/sensor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MichaelMagomedov/sensor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelMagomedov%2Fsensor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelMagomedov%2Fsensor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a717a98ce92d5389a7a5275290af3d820cebab1b
[INFO] documenting MichaelMagomedov/sensor 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%2FMichaelMagomedov%2Fsensor" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MichaelMagomedov/sensor 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/MichaelMagomedov/sensor
[INFO] finished tweaking git repo https://github.com/MichaelMagomedov/sensor
[INFO] tweaked toml for git repo https://github.com/MichaelMagomedov/sensor written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/MichaelMagomedov/sensor 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/adnanademovic/rosrust`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate-bip39`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2a8058ba2885a2d100e81818f6c40159a5ac4768d8cadb6b28502229ef1a15fa
[INFO] running `Command { std: "docker" "start" "-a" "2a8058ba2885a2d100e81818f6c40159a5ac4768d8cadb6b28502229ef1a15fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a8058ba2885a2d100e81818f6c40159a5ac4768d8cadb6b28502229ef1a15fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8058ba2885a2d100e81818f6c40159a5ac4768d8cadb6b28502229ef1a15fa", kill_on_drop: false }`
[INFO] [stdout] 2a8058ba2885a2d100e81818f6c40159a5ac4768d8cadb6b28502229ef1a15fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] eb86103b3900b59c3ac1e4a7afc5af5e60a49a47d74f3578c7dda274f9c7e384
[INFO] running `Command { std: "docker" "start" "-a" "eb86103b3900b59c3ac1e4a7afc5af5e60a49a47d74f3578c7dda274f9c7e384", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
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[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking hmac v0.7.0
[INFO] [stderr]     Checking blake2 v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking fixed-hash v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking twox-hash v1.2.0
[INFO] [stderr]     Checking trie-db v0.12.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking rw-stream-sink v0.1.1
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking aio-limited v0.1.0
[INFO] [stderr]     Checking unsigned-varint v0.2.2
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking parity-multihash v0.1.0
[INFO] [stderr]     Checking multistream-select v0.4.0
[INFO] [stderr]     Checking wasmi v0.4.4
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking exit-future v0.1.4
[INFO] [stderr]     Checking impl-serde v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking parity-ws v0.8.0
[INFO] [stderr]     Checking yamux v0.1.9
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking parity-multiaddr v0.2.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.31/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"' -C metadata=d5aa84539814e3bd -C extra-filename=-d5aa84539814e3bd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-dd967e44157d2da6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-77c645e754bca76e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17566c89b81f032a.rmeta --cap-lints allow --cfg syn_can_use_thread_id --cfg syn_can_call_macro_by_path --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" "eb86103b3900b59c3ac1e4a7afc5af5e60a49a47d74f3578c7dda274f9c7e384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb86103b3900b59c3ac1e4a7afc5af5e60a49a47d74f3578c7dda274f9c7e384", kill_on_drop: false }`
[INFO] [stdout] eb86103b3900b59c3ac1e4a7afc5af5e60a49a47d74f3578c7dda274f9c7e384
