[INFO] fetching crate metrics-util 0.3.1...
[INFO] testing metrics-util-0.3.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate metrics-util 0.3.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate metrics-util 0.3.1 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 metrics-util 0.3.1
[INFO] finished tweaking crates.io crate metrics-util 0.3.1
[INFO] tweaked toml for crates.io crate metrics-util 0.3.1 written to /workspace/builds/worker-1/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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 38ea1724127d918a62cc2dbe3796689506f69055123a602c0fd67681889995de
[INFO] running `"docker" "start" "-a" "38ea1724127d918a62cc2dbe3796689506f69055123a602c0fd67681889995de"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling metrics-util v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `"docker" "inspect" "38ea1724127d918a62cc2dbe3796689506f69055123a602c0fd67681889995de"`
[INFO] running `"docker" "rm" "-f" "38ea1724127d918a62cc2dbe3796689506f69055123a602c0fd67681889995de"`
[INFO] [stdout] 38ea1724127d918a62cc2dbe3796689506f69055123a602c0fd67681889995de
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 66340c8d975828e256e70b7de13e56cc0b3ac41e0ec004ef3b64dfbba387c0eb
[INFO] running `"docker" "start" "-a" "66340c8d975828e256e70b7de13e56cc0b3ac41e0ec004ef3b64dfbba387c0eb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.2
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling metrics-util v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "66340c8d975828e256e70b7de13e56cc0b3ac41e0ec004ef3b64dfbba387c0eb"`
[INFO] running `"docker" "rm" "-f" "66340c8d975828e256e70b7de13e56cc0b3ac41e0ec004ef3b64dfbba387c0eb"`
[INFO] [stdout] 66340c8d975828e256e70b7de13e56cc0b3ac41e0ec004ef3b64dfbba387c0eb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35b50041d92a34e3868075383d3ee07f6fba9a8bd742350764e8885c33334cf0
[INFO] running `"docker" "start" "-a" "35b50041d92a34e3868075383d3ee07f6fba9a8bd742350764e8885c33334cf0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metrics_util-9ac7f43fc28bbdee
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test bucket::tests::test_create_new_block ... ok
[INFO] [stdout] test quantile::tests::test_parse_quantiles ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_multiple_blocks ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_new ... ok
[INFO] [stdout] test quantile::tests::test_quantiles ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_single_block ... ok
[INFO] [stdout] test bucket::tests::test_block_write_then_read ... ok
[INFO] [stdout] test bucket::tests::test_bucket_write_then_read ... ok
[INFO] [stdout] test bucket::tests::test_block_write_until_full_then_read_mt ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_empty_block ... ok
[INFO] [stdout] test bucket::tests::test_block_write_until_full_then_read ... ok
[INFO] [stdout] test bucket::tests::test_bucket_multiple_blocks_write_then_read ... ok
[INFO] [stdout] test bucket::tests::test_bucket_write_then_read_mt ... ok
[INFO] [stderr]    Doc-tests metrics-util
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "35b50041d92a34e3868075383d3ee07f6fba9a8bd742350764e8885c33334cf0"`
[INFO] running `"docker" "rm" "-f" "35b50041d92a34e3868075383d3ee07f6fba9a8bd742350764e8885c33334cf0"`
[INFO] [stdout] 35b50041d92a34e3868075383d3ee07f6fba9a8bd742350764e8885c33334cf0