[INFO] crate do-async 0.0.0 is already in cache
[INFO] extracting crate do-async 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/do-async/0.0.0
[INFO] extracting crate do-async 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/do-async/0.0.0
[INFO] validating manifest of do-async-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 do-async-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 do-async-0.0.0
[INFO] finished frobbing do-async-0.0.0
[INFO] frobbed toml for do-async-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/do-async/0.0.0/Cargo.toml
[INFO] started frobbing do-async-0.0.0
[INFO] finished frobbing do-async-0.0.0
[INFO] frobbed toml for do-async-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/do-async/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 do-async-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-4/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/do-async/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] 77c14abb8aecb36403c016fcf2e251114ebd86dc392e5835f23a3a7aaeedc908
[INFO] running `"docker" "start" "-a" "77c14abb8aecb36403c016fcf2e251114ebd86dc392e5835f23a3a7aaeedc908"`
[INFO] [stderr]    Compiling do-async v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "77c14abb8aecb36403c016fcf2e251114ebd86dc392e5835f23a3a7aaeedc908"`
[INFO] running `"docker" "rm" "-f" "77c14abb8aecb36403c016fcf2e251114ebd86dc392e5835f23a3a7aaeedc908"`
[INFO] [stdout] 77c14abb8aecb36403c016fcf2e251114ebd86dc392e5835f23a3a7aaeedc908
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/do-async/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] 6ef0f4d395a67b58840ddb7aa807574da694d09de778a12d35d0ed0241b75f1a
[INFO] running `"docker" "start" "-a" "6ef0f4d395a67b58840ddb7aa807574da694d09de778a12d35d0ed0241b75f1a"`
[INFO] [stderr]    Compiling do-async v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "6ef0f4d395a67b58840ddb7aa807574da694d09de778a12d35d0ed0241b75f1a"`
[INFO] running `"docker" "rm" "-f" "6ef0f4d395a67b58840ddb7aa807574da694d09de778a12d35d0ed0241b75f1a"`
[INFO] [stdout] 6ef0f4d395a67b58840ddb7aa807574da694d09de778a12d35d0ed0241b75f1a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/do-async/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] 61c29ff35542afafa62aa459f6b2b28c530dccada4e805cc41f23c23e734816f
[INFO] running `"docker" "start" "-a" "61c29ff35542afafa62aa459f6b2b28c530dccada4e805cc41f23c23e734816f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/do_async-104f3db5240d9b53
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests do-async
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "61c29ff35542afafa62aa459f6b2b28c530dccada4e805cc41f23c23e734816f"`
[INFO] running `"docker" "rm" "-f" "61c29ff35542afafa62aa459f6b2b28c530dccada4e805cc41f23c23e734816f"`
[INFO] [stdout] 61c29ff35542afafa62aa459f6b2b28c530dccada4e805cc41f23c23e734816f