[INFO] fetching crate async-testing 0.0.0...
[INFO] extracting crate async-testing 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/async-testing/0.0.0
[INFO] extracting crate async-testing 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/async-testing/0.0.0
[INFO] validating manifest of async-testing-0.0.0 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 async-testing-0.0.0 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 async-testing-0.0.0
[INFO] finished frobbing async-testing-0.0.0
[INFO] frobbed toml for async-testing-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/async-testing/0.0.0/Cargo.toml
[INFO] started frobbing async-testing-0.0.0
[INFO] finished frobbing async-testing-0.0.0
[INFO] frobbed toml for async-testing-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/async-testing/0.0.0/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] 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 async-testing-0.0.0 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-1/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/async-testing/0.0.0:/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] a6bccb087165ec4e930a7ad3bbb2b6abe0659a0d7441952d716b4685e8f11a9d
[INFO] running `"docker" "start" "-a" "a6bccb087165ec4e930a7ad3bbb2b6abe0659a0d7441952d716b4685e8f11a9d"`
[INFO] [stderr]    Compiling async-testing v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "a6bccb087165ec4e930a7ad3bbb2b6abe0659a0d7441952d716b4685e8f11a9d"`
[INFO] running `"docker" "rm" "-f" "a6bccb087165ec4e930a7ad3bbb2b6abe0659a0d7441952d716b4685e8f11a9d"`
[INFO] [stdout] a6bccb087165ec4e930a7ad3bbb2b6abe0659a0d7441952d716b4685e8f11a9d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/async-testing/0.0.0:/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] 87646e2c852472663554328b3c9bdcc081bb79d531f8e19b4a817acd052d6668
[INFO] running `"docker" "start" "-a" "87646e2c852472663554328b3c9bdcc081bb79d531f8e19b4a817acd052d6668"`
[INFO] [stderr]    Compiling async-testing v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "87646e2c852472663554328b3c9bdcc081bb79d531f8e19b4a817acd052d6668"`
[INFO] running `"docker" "rm" "-f" "87646e2c852472663554328b3c9bdcc081bb79d531f8e19b4a817acd052d6668"`
[INFO] [stdout] 87646e2c852472663554328b3c9bdcc081bb79d531f8e19b4a817acd052d6668
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/async-testing/0.0.0:/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] 8a778e1c186b4b2de8f3fb5ffec84a051c06c0e5783d3e2f6a359f253ad148e0
[INFO] running `"docker" "start" "-a" "8a778e1c186b4b2de8f3fb5ffec84a051c06c0e5783d3e2f6a359f253ad148e0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_testing-fc35a2eda7d719e2
[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] [stderr]    Doc-tests async-testing
[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" "8a778e1c186b4b2de8f3fb5ffec84a051c06c0e5783d3e2f6a359f253ad148e0"`
[INFO] running `"docker" "rm" "-f" "8a778e1c186b4b2de8f3fb5ffec84a051c06c0e5783d3e2f6a359f253ad148e0"`
[INFO] [stdout] 8a778e1c186b4b2de8f3fb5ffec84a051c06c0e5783d3e2f6a359f253ad148e0