[INFO] cloning repository https://github.com/zowens/chain-replication
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zowens/chain-replication" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzowens%2Fchain-replication", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzowens%2Fchain-replication'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebf7cf0b5b2c3179b7137e762190c0428ca8a57c
[INFO] checking zowens/chain-replication against master#d1ac43a9b9a8250d858705b0796dfed6186e18db for pr-107891
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzowens%2Fchain-replication" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zowens/chain-replication on toolchain d1ac43a9b9a8250d858705b0796dfed6186e18db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zowens/chain-replication
[INFO] finished tweaking git repo https://github.com/zowens/chain-replication
[INFO] tweaked toml for git repo https://github.com/zowens/chain-replication written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zowens/chain-replication already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/pingcap/rust-prometheus.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protoc v2.27.1
[INFO] [stderr]   Downloaded pool v0.1.4
[INFO] [stderr]   Downloaded grpcio-compiler v0.7.0
[INFO] [stderr]   Downloaded protoc-grpcio v3.0.0
[INFO] [stderr]   Downloaded boringssl-src v0.5.1+b9232f9
[INFO] [stderr]   Downloaded commitlog v0.2.0
[INFO] [stderr]   Downloaded grpcio v0.10.2
[INFO] [stderr]   Downloaded grpcio-sys v0.10.1+1.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2466a233b67ef9ec2c3c3c96cfc24c9f73695434de7f2f3684614667a1ba0ba
[INFO] running `Command { std: "docker" "start" "-a" "d2466a233b67ef9ec2c3c3c96cfc24c9f73695434de7f2f3684614667a1ba0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2466a233b67ef9ec2c3c3c96cfc24c9f73695434de7f2f3684614667a1ba0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2466a233b67ef9ec2c3c3c96cfc24c9f73695434de7f2f3684614667a1ba0ba", kill_on_drop: false }`
[INFO] [stdout] d2466a233b67ef9ec2c3c3c96cfc24c9f73695434de7f2f3684614667a1ba0ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:542af8c9c691278ea8427c9f55ce1005b509eeebcbbcbc893145cd6832507671" "/opt/rustwide/cargo-home/bin/cargo" "+d1ac43a9b9a8250d858705b0796dfed6186e18db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6ab40dabe95bc8cd663047e7d2a79a93fe2d046bb232a90082ac65f8b29d04
[INFO] running `Command { std: "docker" "start" "-a" "8e6ab40dabe95bc8cd663047e7d2a79a93fe2d046bb232a90082ac65f8b29d04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling protobuf v2.27.1
[INFO] [stderr]    Compiling semver v1.0.9
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling object v0.28.4
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling boringssl-src v0.5.1+b9232f9
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling protoc v2.27.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling crc32c v0.6.3
[INFO] [stderr]    Compiling grpcio-sys v0.10.1+1.44.0
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling protobuf-codegen v2.27.1
[INFO] [stderr]    Compiling grpcio-compiler v0.7.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling prometheus v0.13.1 (https://github.com/pingcap/rust-prometheus.git#935d9683)
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking parking_lot v0.11.2
[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-1.0.96/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --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=f0806cd016c53926 -C extra-filename=-f0806cd016c53926 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f3a1cf3530d24809.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1d4c31b43ddcb2e7.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8b94572afb3fb350.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "8e6ab40dabe95bc8cd663047e7d2a79a93fe2d046bb232a90082ac65f8b29d04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6ab40dabe95bc8cd663047e7d2a79a93fe2d046bb232a90082ac65f8b29d04", kill_on_drop: false }`
[INFO] [stdout] 8e6ab40dabe95bc8cd663047e7d2a79a93fe2d046bb232a90082ac65f8b29d04