[INFO] cloning repository https://github.com/ValeryiaKarpenko/cafe-substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ValeryiaKarpenko/cafe-substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValeryiaKarpenko%2Fcafe-substrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FValeryiaKarpenko%2Fcafe-substrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2554cfa15775beda992c3032eb31cc04f1d4aaa
[INFO] documenting ValeryiaKarpenko/cafe-substrate 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%2FValeryiaKarpenko%2Fcafe-substrate" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ValeryiaKarpenko/cafe-substrate 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/ValeryiaKarpenko/cafe-substrate
[INFO] finished tweaking git repo https://github.com/ValeryiaKarpenko/cafe-substrate
[INFO] tweaked toml for git repo https://github.com/ValeryiaKarpenko/cafe-substrate written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ValeryiaKarpenko/cafe-substrate 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]     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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a77d284c87ee689f01a111815fe7cef3869f3ea640e603d4d3514c0610ac4e2f
[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" "a77d284c87ee689f01a111815fe7cef3869f3ea640e603d4d3514c0610ac4e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a77d284c87ee689f01a111815fe7cef3869f3ea640e603d4d3514c0610ac4e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77d284c87ee689f01a111815fe7cef3869f3ea640e603d4d3514c0610ac4e2f", kill_on_drop: false }`
[INFO] [stdout] a77d284c87ee689f01a111815fe7cef3869f3ea640e603d4d3514c0610ac4e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d2cc17bc4615d4e87eec2773300b47f0a03b6582b9a6e63f3281ec96b712e4ed
[INFO] running `Command { std: "docker" "start" "-a" "d2cc17bc4615d4e87eec2773300b47f0a03b6582b9a6e63f3281ec96b712e4ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling subtle v2.1.1
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]     Checking hashmap_core v0.1.11
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling sr-std v1.0.0 (https://github.com/paritytech/substrate.git?rev=cc1d67e973fd02c0c997b164ba516cf041bf21f1#cc1d67e9)
[INFO] [stderr]    Compiling sr-io v1.0.0 (https://github.com/paritytech/substrate.git?rev=cc1d67e973fd02c0c997b164ba516cf041bf21f1#cc1d67e9)
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking names v0.11.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling asn1_der_derive v0.1.1
[INFO] [stderr]    Compiling strum_macros v0.14.0
[INFO] [stderr]    Compiling libp2p-core-derive v0.7.0
[INFO] [stderr]    Compiling srml-support-procedural-tools-derive v1.0.0 (https://github.com/paritytech/substrate.git?rev=cc1d67e973fd02c0c997b164ba516cf041bf21f1#cc1d67e9)
[INFO] [stderr]    Compiling jsonrpc-derive v10.1.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking pbkdf2 v0.2.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking parity-ws v0.8.0
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.11/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 -C metadata=24ab82097ef6b77a -C extra-filename=-24ab82097ef6b77a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "d2cc17bc4615d4e87eec2773300b47f0a03b6582b9a6e63f3281ec96b712e4ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2cc17bc4615d4e87eec2773300b47f0a03b6582b9a6e63f3281ec96b712e4ed", kill_on_drop: false }`
[INFO] [stdout] d2cc17bc4615d4e87eec2773300b47f0a03b6582b9a6e63f3281ec96b712e4ed
