[INFO] fetching crate shardio 0.5.4...
[INFO] extracting crate shardio 0.5.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/shardio/0.5.4
[INFO] extracting crate shardio 0.5.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shardio/0.5.4
[INFO] validating manifest of shardio-0.5.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shardio-0.5.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shardio-0.5.4
[INFO] finished frobbing shardio-0.5.4
[INFO] frobbed toml for shardio-0.5.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/shardio/0.5.4/Cargo.toml
[INFO] started frobbing shardio-0.5.4
[INFO] finished frobbing shardio-0.5.4
[INFO] frobbed toml for shardio-0.5.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shardio/0.5.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing shardio-0.5.4 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shardio/0.5.4:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 3d97d9f737c094d768cfdd69b2035a0b845a30909aa5963d67401f02428e9074
[INFO] running `"docker" "start" "-a" "3d97d9f737c094d768cfdd69b2035a0b845a30909aa5963d67401f02428e9074"`
[INFO] [stderr]    Compiling min-max-heap v1.2.2
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr]    Compiling shardio v0.5.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.45s
[INFO] running `"docker" "inspect" "3d97d9f737c094d768cfdd69b2035a0b845a30909aa5963d67401f02428e9074"`
[INFO] running `"docker" "rm" "-f" "3d97d9f737c094d768cfdd69b2035a0b845a30909aa5963d67401f02428e9074"`
[INFO] [stdout] 3d97d9f737c094d768cfdd69b2035a0b845a30909aa5963d67401f02428e9074
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shardio/0.5.4:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] c04258564ce10144145d6719657fd77385a596a04fb829ed4d53ac0eea0733b2
[INFO] running `"docker" "start" "-a" "c04258564ce10144145d6719657fd77385a596a04fb829ed4d53ac0eea0733b2"`
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling shardio v0.5.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.62s
[INFO] running `"docker" "inspect" "c04258564ce10144145d6719657fd77385a596a04fb829ed4d53ac0eea0733b2"`
[INFO] running `"docker" "rm" "-f" "c04258564ce10144145d6719657fd77385a596a04fb829ed4d53ac0eea0733b2"`
[INFO] [stdout] c04258564ce10144145d6719657fd77385a596a04fb829ed4d53ac0eea0733b2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/shardio/0.5.4:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 52d369f8aa0d2dbc63849fd258d8c85b5e261cd257f4b46844ffa94cb3c46ec8
[INFO] running `"docker" "start" "-a" "52d369f8aa0d2dbc63849fd258d8c85b5e261cd257f4b46844ffa94cb3c46ec8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/shardio-d888326993554c9d
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test range::range_tests::test_range ... ok
[INFO] [stdout] test range::range_tests::test_range_cmp ... ok
[INFO] [stdout] test range::range_tests::test_shard_cmp ... ok
[INFO] [stdout] test helper::thread_tests::thread_iterate_test ... ok
[INFO] [stdout] test helper::thread_tests::thread_write_test ... ok
[INFO] [stdout] test shard_tests::test_io_error ... ok
[INFO] [stdout] test shard_tests::test_shard_one_key ... ok
[INFO] [stdout] test shard_tests::test_shard_round_trip ... ok
[INFO] [stdout] test shard_tests::test_shard_round_trip_sort_key ... ok
[INFO] [stdout] test shard_tests::multi_slice_correctness_quickcheck ... test shard_tests::multi_slice_correctness_quickcheck has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "52d369f8aa0d2dbc63849fd258d8c85b5e261cd257f4b46844ffa94cb3c46ec8"`
[INFO] running `"docker" "rm" "-f" "52d369f8aa0d2dbc63849fd258d8c85b5e261cd257f4b46844ffa94cb3c46ec8"`
[INFO] [stdout] 52d369f8aa0d2dbc63849fd258d8c85b5e261cd257f4b46844ffa94cb3c46ec8