[INFO] crate async-macros 0.1.0 is already in cache
[INFO] extracting crate async-macros 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/async-macros/0.1.0
[INFO] extracting crate async-macros 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-macros/0.1.0
[INFO] validating manifest of async-macros-0.1.0 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 async-macros-0.1.0 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 async-macros-0.1.0
[INFO] finished frobbing async-macros-0.1.0
[INFO] frobbed toml for async-macros-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/async-macros/0.1.0/Cargo.toml
[INFO] started frobbing async-macros-0.1.0
[INFO] finished frobbing async-macros-0.1.0
[INFO] frobbed toml for async-macros-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-macros/0.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing async-macros-0.1.0 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/async-macros/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a3061e82abd8e2acc6fe3221364d796c9c469cfaae5f95058c8cedcfb1fdf396
[INFO] running `"docker" "start" "-a" "a3061e82abd8e2acc6fe3221364d796c9c469cfaae5f95058c8cedcfb1fdf396"`
[INFO] [stderr]    Compiling async-macros v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `"docker" "inspect" "a3061e82abd8e2acc6fe3221364d796c9c469cfaae5f95058c8cedcfb1fdf396"`
[INFO] running `"docker" "rm" "-f" "a3061e82abd8e2acc6fe3221364d796c9c469cfaae5f95058c8cedcfb1fdf396"`
[INFO] [stdout] a3061e82abd8e2acc6fe3221364d796c9c469cfaae5f95058c8cedcfb1fdf396
[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/async-macros/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 021c3ec65904fe7472f96997e3c421fa842ff3ba04bd18ba6c8593e8ba763de2
[INFO] running `"docker" "start" "-a" "021c3ec65904fe7472f96997e3c421fa842ff3ba04bd18ba6c8593e8ba763de2"`
[INFO] [stderr]    Compiling async-macros v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "021c3ec65904fe7472f96997e3c421fa842ff3ba04bd18ba6c8593e8ba763de2"`
[INFO] running `"docker" "rm" "-f" "021c3ec65904fe7472f96997e3c421fa842ff3ba04bd18ba6c8593e8ba763de2"`
[INFO] [stdout] 021c3ec65904fe7472f96997e3c421fa842ff3ba04bd18ba6c8593e8ba763de2
[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/async-macros/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 74d1f739ae096eba61bf6edd92e40ad06803b7aeed6b66a1b1168a5ee50ea88e
[INFO] running `"docker" "start" "-a" "74d1f739ae096eba61bf6edd92e40ad06803b7aeed6b66a1b1168a5ee50ea88e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_macros-043252c00d6b995f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests async-macros
[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" "74d1f739ae096eba61bf6edd92e40ad06803b7aeed6b66a1b1168a5ee50ea88e"`
[INFO] running `"docker" "rm" "-f" "74d1f739ae096eba61bf6edd92e40ad06803b7aeed6b66a1b1168a5ee50ea88e"`
[INFO] [stdout] 74d1f739ae096eba61bf6edd92e40ad06803b7aeed6b66a1b1168a5ee50ea88e