[INFO] fetching crate memory-db 0.14.0...
[INFO] extracting crate memory-db 0.14.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/memory-db/0.14.0
[INFO] extracting crate memory-db 0.14.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/memory-db/0.14.0
[INFO] validating manifest of memory-db-0.14.0 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 memory-db-0.14.0 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 memory-db-0.14.0
[INFO] finished frobbing memory-db-0.14.0
[INFO] frobbed toml for memory-db-0.14.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/memory-db/0.14.0/Cargo.toml
[INFO] started frobbing memory-db-0.14.0
[INFO] finished frobbing memory-db-0.14.0
[INFO] frobbed toml for memory-db-0.14.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/memory-db/0.14.0/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing memory-db-0.14.0 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-7/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/memory-db/0.14.0:/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] 7d8ab4a15518f6f786dd80f3ddd40552220583ca0ac01e39a722e717e3b76f23
[INFO] running `"docker" "start" "-a" "7d8ab4a15518f6f786dd80f3ddd40552220583ca0ac01e39a722e717e3b76f23"`
[INFO] [stderr]    Compiling hashmap_core v0.1.10
[INFO] [stderr]    Compiling hash-db v0.14.0
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.0
[INFO] [stderr]    Compiling parity-util-mem v0.2.0
[INFO] [stderr]    Compiling memory-db v0.14.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `"docker" "inspect" "7d8ab4a15518f6f786dd80f3ddd40552220583ca0ac01e39a722e717e3b76f23"`
[INFO] running `"docker" "rm" "-f" "7d8ab4a15518f6f786dd80f3ddd40552220583ca0ac01e39a722e717e3b76f23"`
[INFO] [stdout] 7d8ab4a15518f6f786dd80f3ddd40552220583ca0ac01e39a722e717e3b76f23
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/memory-db/0.14.0:/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] 8ec60168816f2292dc2b24c4d98aadfab133c3495da37abdf72e0f596593ad2c
[INFO] running `"docker" "start" "-a" "8ec60168816f2292dc2b24c4d98aadfab133c3495da37abdf72e0f596593ad2c"`
[INFO] [stderr]    Compiling hash256-std-hasher v0.14.0
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling keccak-hasher v0.14.0
[INFO] [stderr]    Compiling memory-db v0.14.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.96s
[INFO] running `"docker" "inspect" "8ec60168816f2292dc2b24c4d98aadfab133c3495da37abdf72e0f596593ad2c"`
[INFO] running `"docker" "rm" "-f" "8ec60168816f2292dc2b24c4d98aadfab133c3495da37abdf72e0f596593ad2c"`
[INFO] [stdout] 8ec60168816f2292dc2b24c4d98aadfab133c3495da37abdf72e0f596593ad2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/memory-db/0.14.0:/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] d56e07c4189cf8899f7222c982fd33ed908a11e49b1536337ff75c935a70db17
[INFO] running `"docker" "start" "-a" "d56e07c4189cf8899f7222c982fd33ed908a11e49b1536337ff75c935a70db17"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::default_works ... ok
[INFO] [stdout] test tests::consolidate ... ok
[INFO] [stdout] test tests::memorydb_remove_and_purge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/memory_db-bc3caac3d8c7c78b
[INFO] [stderr]    Doc-tests memory-db
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - MemoryDB<H, KF, T>::clear (line 267) ... ok
[INFO] [stdout] test src/lib.rs - MemoryDB (line 82) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d56e07c4189cf8899f7222c982fd33ed908a11e49b1536337ff75c935a70db17"`
[INFO] running `"docker" "rm" "-f" "d56e07c4189cf8899f7222c982fd33ed908a11e49b1536337ff75c935a70db17"`
[INFO] [stdout] d56e07c4189cf8899f7222c982fd33ed908a11e49b1536337ff75c935a70db17