[INFO] updating cached repository https://github.com/ConnorSkees/grass
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/ConnorSkees/grass
[INFO] [stderr]    1de8067..6decd85  master       -> master
[INFO] [stderr]    d5844e3..8390fd8  selector-fns -> selector-fns
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6decd85d0d4d3441cb11a56d50af562d6f15739b
[INFO] testing ConnorSkees/grass against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorSkees%2Fgrass" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ConnorSkees/grass 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 git repo https://github.com/ConnorSkees/grass
[INFO] finished tweaking git repo https://github.com/ConnorSkees/grass
[INFO] tweaked toml for git repo https://github.com/ConnorSkees/grass written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a48b97fddc1945e914172b140a3c5080bf909d1aa6f7c3b7c750728ac036edec
[INFO] running `"docker" "start" "-a" "a48b97fddc1945e914172b140a3c5080bf909d1aa6f7c3b7c750728ac036edec"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling peekmore v0.4.0
[INFO] [stderr]    Compiling codemap v0.1.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling grass v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.98s
[INFO] running `"docker" "inspect" "a48b97fddc1945e914172b140a3c5080bf909d1aa6f7c3b7c750728ac036edec"`
[INFO] running `"docker" "rm" "-f" "a48b97fddc1945e914172b140a3c5080bf909d1aa6f7c3b7c750728ac036edec"`
[INFO] [stdout] a48b97fddc1945e914172b140a3c5080bf909d1aa6f7c3b7c750728ac036edec
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] a7a7f759e50a7e7bba8c14b456439f788a4c9cb18722b6de3bda26853046c78f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a7a7f759e50a7e7bba8c14b456439f788a4c9cb18722b6de3bda26853046c78f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling paste-impl v0.1.16
[INFO] [stderr]    Compiling paste v0.1.16
[INFO] [stderr]    Compiling grass v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `grass`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name selectors --edition=2018 tests/selectors.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test --cfg 'feature="clap"' --cfg 'feature="commandline"' --cfg 'feature="default"' --cfg 'feature="rand"' --cfg 'feature="random"' -C metadata=49e605bf388e6d75 -C extra-filename=-49e605bf388e6d75 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern beef=/opt/rustwide/target/debug/deps/libbeef-95de6083d3566a79.rlib --extern clap=/opt/rustwide/target/debug/deps/libclap-7405bb46f1060ba2.rlib --extern codemap=/opt/rustwide/target/debug/deps/libcodemap-e3424d9baac3f93f.rlib --extern grass=/opt/rustwide/target/debug/deps/libgrass.rlib --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-4aab639b89fc974b.rlib --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-a477d2afde79bb1b.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-447df9d8850f95e5.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-37c2933cba6f0511.rlib --extern paste=/opt/rustwide/target/debug/deps/libpaste-301f1588c39207c3.rlib --extern peekmore=/opt/rustwide/target/debug/deps/libpeekmore-eb761028f792eb1b.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-0bd510cc29def9c8.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-f9811910d52ec4ea.rlib --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" "a7a7f759e50a7e7bba8c14b456439f788a4c9cb18722b6de3bda26853046c78f"`
[INFO] running `"docker" "rm" "-f" "a7a7f759e50a7e7bba8c14b456439f788a4c9cb18722b6de3bda26853046c78f"`
[INFO] [stdout] a7a7f759e50a7e7bba8c14b456439f788a4c9cb18722b6de3bda26853046c78f