[INFO] crate hoop 0.2.8 is already in cache
[INFO] extracting crate hoop 0.2.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/hoop/0.2.8
[INFO] extracting crate hoop 0.2.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hoop/0.2.8
[INFO] validating manifest of hoop-0.2.8 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 hoop-0.2.8 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 hoop-0.2.8
[INFO] finished frobbing hoop-0.2.8
[INFO] frobbed toml for hoop-0.2.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hoop/0.2.8/Cargo.toml
[INFO] started frobbing hoop-0.2.8
[INFO] finished frobbing hoop-0.2.8
[INFO] frobbed toml for hoop-0.2.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hoop/0.2.8/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 hoop-0.2.8 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/hoop/0.2.8:/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] 4a56e5d9588972abb706ceccd1faa13b3ddd489b41c01a8d0c3e02762ed8f3f2
[INFO] running `"docker" "start" "-a" "4a56e5d9588972abb706ceccd1faa13b3ddd489b41c01a8d0c3e02762ed8f3f2"`
[INFO] [stderr]    Compiling hoop v0.2.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "4a56e5d9588972abb706ceccd1faa13b3ddd489b41c01a8d0c3e02762ed8f3f2"`
[INFO] running `"docker" "rm" "-f" "4a56e5d9588972abb706ceccd1faa13b3ddd489b41c01a8d0c3e02762ed8f3f2"`
[INFO] [stdout] 4a56e5d9588972abb706ceccd1faa13b3ddd489b41c01a8d0c3e02762ed8f3f2
[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/hoop/0.2.8:/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] 8a9a1d0feda412aeb63fef0da1782ac0902b130e8fb3e48defc28ecd322c90a9
[INFO] running `"docker" "start" "-a" "8a9a1d0feda412aeb63fef0da1782ac0902b130e8fb3e48defc28ecd322c90a9"`
[INFO] [stderr]    Compiling hoop v0.2.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "8a9a1d0feda412aeb63fef0da1782ac0902b130e8fb3e48defc28ecd322c90a9"`
[INFO] running `"docker" "rm" "-f" "8a9a1d0feda412aeb63fef0da1782ac0902b130e8fb3e48defc28ecd322c90a9"`
[INFO] [stdout] 8a9a1d0feda412aeb63fef0da1782ac0902b130e8fb3e48defc28ecd322c90a9
[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/hoop/0.2.8:/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] 564d4e530ede1262a908f525ba8895344c1aaae4a830fef693fbb6007efddb2e
[INFO] running `"docker" "start" "-a" "564d4e530ede1262a908f525ba8895344c1aaae4a830fef693fbb6007efddb2e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hoop-fddebd1b065409a5
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::iterator_warped ... ok
[INFO] [stdout] test tests::iterator_should_not_consume ... ok
[INFO] [stdout] test tests::alternate_write_and_read ... ok
[INFO] [stdout] test tests::overwrite_item_in_full_buffer ... ok
[INFO] [stdout] test tests::overwrite_item_in_non_full_buffer ... ok
[INFO] [stdout] test tests::write_and_read_back_multiple_items ... ok
[INFO] [stdout] test tests::clear_buffer ... ok
[INFO] [stdout] test tests::that_scene_from_requiem_for_dream ... ok
[INFO] [stdout] test tests::full_buffer_error ... ok
[INFO] [stdout] test tests::write_and_read_back_item ... ok
[INFO] [stdout] test tests::iterator_sequence ... ok
[INFO] [stdout] test tests::error_on_read_empty_buffer ... 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 hoop
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Hoop (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "564d4e530ede1262a908f525ba8895344c1aaae4a830fef693fbb6007efddb2e"`
[INFO] running `"docker" "rm" "-f" "564d4e530ede1262a908f525ba8895344c1aaae4a830fef693fbb6007efddb2e"`
[INFO] [stdout] 564d4e530ede1262a908f525ba8895344c1aaae4a830fef693fbb6007efddb2e