[INFO] cloning repository https://github.com/kvkamaltej/chirpstack-concentratord
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvkamaltej/chirpstack-concentratord" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvkamaltej%2Fchirpstack-concentratord", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvkamaltej%2Fchirpstack-concentratord'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fee1bed238c72493a6af2e19f6370e096610855a
[INFO] checking kvkamaltej/chirpstack-concentratord against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvkamaltej%2Fchirpstack-concentratord" "/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/kvkamaltej/chirpstack-concentratord on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kvkamaltej/chirpstack-concentratord
[INFO] finished tweaking git repo https://github.com/kvkamaltej/chirpstack-concentratord
[INFO] tweaked toml for git repo https://github.com/kvkamaltej/chirpstack-concentratord written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/kvkamaltej/chirpstack-concentratord already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1065d053a4a9429c82cd30d580a2d46bc3a75683372bcab83cc7cd09ca72fcc
[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" "d1065d053a4a9429c82cd30d580a2d46bc3a75683372bcab83cc7cd09ca72fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1065d053a4a9429c82cd30d580a2d46bc3a75683372bcab83cc7cd09ca72fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1065d053a4a9429c82cd30d580a2d46bc3a75683372bcab83cc7cd09ca72fcc", kill_on_drop: false }`
[INFO] [stdout] d1065d053a4a9429c82cd30d580a2d46bc3a75683372bcab83cc7cd09ca72fcc
[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" "RUSTFLAGS=--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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 756d5e2ad841c401348a6b70180979b426dea1b9a3c876231a3c3b0af0990e6d
[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" "756d5e2ad841c401348a6b70180979b426dea1b9a3c876231a3c3b0af0990e6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling multimap v0.8.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling chirpstack-concentratord-sx1301 v3.0.2 (/opt/rustwide/workdir/chirpstack-concentratord-sx1301)
[INFO] [stderr]    Compiling chirpstack-concentratord-sx1302 v3.0.2 (/opt/rustwide/workdir/chirpstack-concentratord-sx1302)
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling zeromq-src v0.1.8+4.3.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking syslog v5.0.0
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking simple_logger v1.5.0
[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-0.6.14/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="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=cd9d0695cc35a42d -C extra-filename=-cd9d0695cc35a42d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (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" "756d5e2ad841c401348a6b70180979b426dea1b9a3c876231a3c3b0af0990e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756d5e2ad841c401348a6b70180979b426dea1b9a3c876231a3c3b0af0990e6d", kill_on_drop: false }`
[INFO] [stdout] 756d5e2ad841c401348a6b70180979b426dea1b9a3c876231a3c3b0af0990e6d