[INFO] crate riker 0.4.0 is already in cache
[INFO] testing riker-0.4.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate riker 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate riker 0.4.0 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 riker 0.4.0
[INFO] finished tweaking crates.io crate riker 0.4.0
[INFO] tweaked toml for crates.io crate riker 0.4.0 written to /workspace/builds/worker-6/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]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ff7963159bd169b59751c47d8a7882e930638fbbd5614115b69714eaf1851487
[INFO] running `"docker" "start" "-a" "ff7963159bd169b59751c47d8a7882e930638fbbd5614115b69714eaf1851487"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling riker-macros v0.1.0
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling slog-stdlog v4.0.0
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.19
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling riker v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "ff7963159bd169b59751c47d8a7882e930638fbbd5614115b69714eaf1851487"`
[INFO] running `"docker" "rm" "-f" "ff7963159bd169b59751c47d8a7882e930638fbbd5614115b69714eaf1851487"`
[INFO] [stdout] ff7963159bd169b59751c47d8a7882e930638fbbd5614115b69714eaf1851487
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 362035544ace95e4768622f1186610fec91f35c26a94fc1868745b00ee099b98
[INFO] running `"docker" "start" "-a" "362035544ace95e4768622f1186610fec91f35c26a94fc1868745b00ee099b98"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling riker-testkit v0.1.0
[INFO] [stderr]    Compiling riker v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `riker`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name supervision --edition=2018 tests/supervision.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=4694764b632b9d43 -C extra-filename=-4694764b632b9d43 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-f84ed14a388d339f.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-c9db5ac8db19b4d5.rlib --extern config=/opt/rustwide/target/debug/deps/libconfig-dbe660b8f8ce12b3.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-bafd57568ed8be3b.rlib --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-e0434aecc70477b2.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-0bd510cc29def9c8.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-9d7abde785476cae.rlib --extern riker=/opt/rustwide/target/debug/deps/libriker-ad7b6140c24220c4.rlib --extern riker_macros=/opt/rustwide/target/debug/deps/libriker_macros-83643c581d8858da.so --extern riker_testkit=/opt/rustwide/target/debug/deps/libriker_testkit-21cd5e0926f7bcd2.rlib --extern slog=/opt/rustwide/target/debug/deps/libslog-29ee1325725f07a5.rlib --extern slog_scope=/opt/rustwide/target/debug/deps/libslog_scope-0627dc89500bf761.rlib --extern slog_stdlog=/opt/rustwide/target/debug/deps/libslog_stdlog-e8f2fc293548b01f.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-6a7afa9def7f898d.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" "362035544ace95e4768622f1186610fec91f35c26a94fc1868745b00ee099b98"`
[INFO] running `"docker" "rm" "-f" "362035544ace95e4768622f1186610fec91f35c26a94fc1868745b00ee099b98"`
[INFO] [stdout] 362035544ace95e4768622f1186610fec91f35c26a94fc1868745b00ee099b98