[INFO] crate nibble_vec 0.0.4 is already in cache
[INFO] extracting crate nibble_vec 0.0.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/nibble_vec/0.0.4
[INFO] extracting crate nibble_vec 0.0.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nibble_vec/0.0.4
[INFO] validating manifest of nibble_vec-0.0.4 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 nibble_vec-0.0.4 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 nibble_vec-0.0.4
[INFO] finished frobbing nibble_vec-0.0.4
[INFO] frobbed toml for nibble_vec-0.0.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/nibble_vec/0.0.4/Cargo.toml
[INFO] started frobbing nibble_vec-0.0.4
[INFO] finished frobbing nibble_vec-0.0.4
[INFO] frobbed toml for nibble_vec-0.0.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nibble_vec/0.0.4/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] 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 nibble_vec-0.0.4 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nibble_vec/0.0.4:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 0cd3fc0aaef8e64fe2a59fca773277070db718dfcb8c32e4963ca1fd6052d864
[INFO] running `"docker" "start" "-a" "0cd3fc0aaef8e64fe2a59fca773277070db718dfcb8c32e4963ca1fd6052d864"`
[INFO] [stderr]    Compiling nibble_vec v0.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "0cd3fc0aaef8e64fe2a59fca773277070db718dfcb8c32e4963ca1fd6052d864"`
[INFO] running `"docker" "rm" "-f" "0cd3fc0aaef8e64fe2a59fca773277070db718dfcb8c32e4963ca1fd6052d864"`
[INFO] [stdout] 0cd3fc0aaef8e64fe2a59fca773277070db718dfcb8c32e4963ca1fd6052d864
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nibble_vec/0.0.4:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2f8ee6e1ff3a1dfcec330b32615d57cd1676f1b23bfeb43b3eb416afc54f042d
[INFO] running `"docker" "start" "-a" "2f8ee6e1ff3a1dfcec330b32615d57cd1676f1b23bfeb43b3eb416afc54f042d"`
[INFO] [stderr]    Compiling nibble_vec v0.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "2f8ee6e1ff3a1dfcec330b32615d57cd1676f1b23bfeb43b3eb416afc54f042d"`
[INFO] running `"docker" "rm" "-f" "2f8ee6e1ff3a1dfcec330b32615d57cd1676f1b23bfeb43b3eb416afc54f042d"`
[INFO] [stdout] 2f8ee6e1ff3a1dfcec330b32615d57cd1676f1b23bfeb43b3eb416afc54f042d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nibble_vec/0.0.4:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 77860f7e7240dce6c7f25d3141a4b879dd2a5c3dcc27b68fa7c6fb9451176822
[INFO] running `"docker" "start" "-a" "77860f7e7240dce6c7f25d3141a4b879dd2a5c3dcc27b68fa7c6fb9451176822"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nibble_vec-be58404ef2220417
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::join_odd_length ... ok
[INFO] [stdout] test test::as_bytes ... ok
[INFO] [stdout] test test::join_even_length ... ok
[INFO] [stdout] test test::into_bytes ... ok
[INFO] [stdout] test test::into ... ok
[INFO] [stdout] test test::push ... ok
[INFO] [stdout] test test::get ... ok
[INFO] [stdout] test test::split_even_length ... ok
[INFO] [stdout] test test::from ... ok
[INFO] [stdout] test test::clone ... ok
[INFO] [stdout] test test::memory_reuse ... ok
[INFO] [stdout] test test::split_odd_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nibble_vec
[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" "77860f7e7240dce6c7f25d3141a4b879dd2a5c3dcc27b68fa7c6fb9451176822"`
[INFO] running `"docker" "rm" "-f" "77860f7e7240dce6c7f25d3141a4b879dd2a5c3dcc27b68fa7c6fb9451176822"`
[INFO] [stdout] 77860f7e7240dce6c7f25d3141a4b879dd2a5c3dcc27b68fa7c6fb9451176822