[INFO] fetching crate bayard-rest 0.8.1...
[INFO] testing bayard-rest-0.8.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate bayard-rest 0.8.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bayard-rest 0.8.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bayard-rest 0.8.1
[INFO] finished tweaking crates.io crate bayard-rest 0.8.1
[INFO] tweaked toml for crates.io crate bayard-rest 0.8.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate bayard-rest 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bayard-server v0.8.1
[INFO] [stderr]   Downloaded bayard-client v0.8.1
[INFO] [stderr]   Downloaded bayard-common v0.8.1
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 99a8b9592993b80769e8b2d3b6a9b8d9bf1fb429eed6a0e19d3f2392ef93b6e7
[INFO] running `"docker" "start" "-a" "99a8b9592993b80769e8b2d3b6a9b8d9bf1fb429eed6a0e19d3f2392ef93b6e7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling base64 v0.12.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling snap v1.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling ahash v0.3.5
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling census v0.4.0
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling stringreader v0.1.1
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling cedarwood v0.4.4
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling owned-read v0.4.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling grpcio-sys v0.4.7
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling combine v4.2.1
[INFO] [stderr]    Compiling fst v0.3.5
[INFO] [stderr]    Compiling murmurhash32 v0.2.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.6
[INFO] [stderr]    Compiling bitpacking v0.8.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling levenshtein_automata v0.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling lindera-fst v0.1.1
[INFO] [stderr]    Compiling tantivy-fst v0.2.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling tar v0.4.28
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling inotify v0.7.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling raft v0.4.3
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr] error: could not compile `protobuf`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.14.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=8b96436d019904b9 -C extra-filename=-8b96436d019904b9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "99a8b9592993b80769e8b2d3b6a9b8d9bf1fb429eed6a0e19d3f2392ef93b6e7"`
[INFO] running `"docker" "rm" "-f" "99a8b9592993b80769e8b2d3b6a9b8d9bf1fb429eed6a0e19d3f2392ef93b6e7"`
[INFO] [stdout] 99a8b9592993b80769e8b2d3b6a9b8d9bf1fb429eed6a0e19d3f2392ef93b6e7