[INFO] crate graph-generator-lib 0.1.7 is already in cache
[INFO] testing graph-generator-lib-0.1.7 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate graph-generator-lib 0.1.7 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate graph-generator-lib 0.1.7 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 graph-generator-lib 0.1.7
[INFO] finished tweaking crates.io crate graph-generator-lib 0.1.7
[INFO] tweaked toml for crates.io crate graph-generator-lib 0.1.7 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fsevent-sys v3.0.2
[INFO] [stderr]   Downloaded fsevent v2.0.2
[INFO] [stderr]   Downloaded inotify v0.8.3
[INFO] [stderr]   Downloaded sqs-lambda v0.20.11
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d5ca1274a659f72ba08dac3b1b13dc90c4f82b8b4de1d2dc8b29b2fbfb62b678
[INFO] running `"docker" "start" "-a" "d5ca1274a659f72ba08dac3b1b13dc90c4f82b8b4de1d2dc8b29b2fbfb62b678"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling rusoto_core v0.43.0
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.2
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling inotify v0.8.3
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-trait v0.1.33
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling futures-retry v0.3.3
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling chashmap v2.2.2
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling prost-build v0.4.0
[INFO] [stderr]    Compiling notify v5.0.0-pre.2
[INFO] [stderr]    Compiling prost-derive v0.4.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling prost v0.4.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling zstd-sys v1.4.16+zstd.1.4.5
[INFO] [stderr]    Compiling aws_lambda_events v0.2.7
[INFO] [stderr]    Compiling simple_logger v1.6.0
[INFO] [stderr]    Compiling aws_lambda_events v0.3.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.6
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling prost-types v0.4.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling aktors v0.2.5
[INFO] [stderr] error: could not compile `tokio`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.21/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 --cfg 'feature="blocking"' --cfg 'feature="default"' --cfg 'feature="dns"' --cfg 'feature="fnv"' --cfg 'feature="fs"' --cfg 'feature="full"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="mio-named-pipes"' --cfg 'feature="mio-uds"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="process"' --cfg 'feature="rt-core"' --cfg 'feature="rt-threaded"' --cfg 'feature="rt-util"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="sync"' --cfg 'feature="tcp"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --cfg 'feature="udp"' --cfg 'feature="uds"' --cfg 'feature="winapi"' -C metadata=c60db2a9ec88b4bb -C extra-filename=-c60db2a9ec88b4bb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-f84ed14a388d339f.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-d46cc828847a1306.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-e701f8c0d1c935b2.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-53711fde944e9042.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-36bd8bbfaaa85bd1.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-2e17c5c99334ee98.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-f8260b06e2dd8573.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-340cc385c38e5b89.rmeta --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-05173f6892ec7c86.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-210e4113cdbae879.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-120407e8b5a32b34.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-5e15fd14bd307d93.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-4c5e5a4b1eda1a25.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-1503ed6d48fd221e.so --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" "d5ca1274a659f72ba08dac3b1b13dc90c4f82b8b4de1d2dc8b29b2fbfb62b678"`
[INFO] running `"docker" "rm" "-f" "d5ca1274a659f72ba08dac3b1b13dc90c4f82b8b4de1d2dc8b29b2fbfb62b678"`
[INFO] [stdout] d5ca1274a659f72ba08dac3b1b13dc90c4f82b8b4de1d2dc8b29b2fbfb62b678