[INFO] crate metrics-util 0.2.1 is already in cache
[INFO] extracting crate metrics-util 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/metrics-util/0.2.1
[INFO] extracting crate metrics-util 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metrics-util/0.2.1
[INFO] validating manifest of metrics-util-0.2.1 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of metrics-util-0.2.1 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing metrics-util-0.2.1
[INFO] finished frobbing metrics-util-0.2.1
[INFO] frobbed toml for metrics-util-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/metrics-util/0.2.1/Cargo.toml
[INFO] started frobbing metrics-util-0.2.1
[INFO] finished frobbing metrics-util-0.2.1
[INFO] frobbed toml for metrics-util-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/metrics-util/0.2.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing metrics-util-0.2.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/metrics-util/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 696104f4bb7bc1984c908a711900587d6ee1e40ac0f4a5f0dd4d1815545c4d8e
[INFO] running `"docker" "start" "-a" "696104f4bb7bc1984c908a711900587d6ee1e40ac0f4a5f0dd4d1815545c4d8e"`
[INFO] [stderr]    Compiling metrics-util v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "696104f4bb7bc1984c908a711900587d6ee1e40ac0f4a5f0dd4d1815545c4d8e"`
[INFO] running `"docker" "rm" "-f" "696104f4bb7bc1984c908a711900587d6ee1e40ac0f4a5f0dd4d1815545c4d8e"`
[INFO] [stdout] 696104f4bb7bc1984c908a711900587d6ee1e40ac0f4a5f0dd4d1815545c4d8e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/metrics-util/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 523b55a2339f15ba0c6e0f0bb46a15d5a7274473d56a03996e4092e5a78a6aff
[INFO] running `"docker" "start" "-a" "523b55a2339f15ba0c6e0f0bb46a15d5a7274473d56a03996e4092e5a78a6aff"`
[INFO] [stderr]    Compiling metrics-util v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `"docker" "inspect" "523b55a2339f15ba0c6e0f0bb46a15d5a7274473d56a03996e4092e5a78a6aff"`
[INFO] running `"docker" "rm" "-f" "523b55a2339f15ba0c6e0f0bb46a15d5a7274473d56a03996e4092e5a78a6aff"`
[INFO] [stdout] 523b55a2339f15ba0c6e0f0bb46a15d5a7274473d56a03996e4092e5a78a6aff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/metrics-util/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3d4413db564083622ced4adf5b93fa9a1f9840be2d6f63448c7b5bc4f04b8a5b
[INFO] running `"docker" "start" "-a" "3d4413db564083622ced4adf5b93fa9a1f9840be2d6f63448c7b5bc4f04b8a5b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/metrics_util-d5f7ec88abc22aa2
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test quantile::tests::test_parse_quantiles ... ok
[INFO] [stdout] test bucket::tests::test_bucket_write_then_read ... ok
[INFO] [stdout] test bucket::tests::test_create_new_block ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_multiple_blocks ... ok
[INFO] [stdout] test quantile::tests::test_quantiles ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_empty_block ... ok
[INFO] [stdout] test bucket::tests::test_bucket_multiple_blocks_write_then_read ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_single_block_aligned ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_single_block ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_new ... ok
[INFO] [stdout] test streaming::tests::test_streaming_integers_single_block_plus_one ... ok
[INFO] [stdout] test bucket::tests::test_block_write_until_full_then_read ... ok
[INFO] [stdout] test bucket::tests::test_block_write_until_full_then_read_mt ... ok
[INFO] [stdout] test bucket::tests::test_block_write_then_read ... ok
[INFO] [stdout] test bucket::tests::test_bucket_write_then_read_mt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metrics-util
[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" "3d4413db564083622ced4adf5b93fa9a1f9840be2d6f63448c7b5bc4f04b8a5b"`
[INFO] running `"docker" "rm" "-f" "3d4413db564083622ced4adf5b93fa9a1f9840be2d6f63448c7b5bc4f04b8a5b"`
[INFO] [stdout] 3d4413db564083622ced4adf5b93fa9a1f9840be2d6f63448c7b5bc4f04b8a5b