[INFO] crate async-generator 0.0.0 is already in cache
[INFO] extracting crate async-generator 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/async-generator/0.0.0
[INFO] extracting crate async-generator 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-generator/0.0.0
[INFO] validating manifest of async-generator-0.0.0 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-generator-0.0.0 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-generator-0.0.0
[INFO] finished frobbing async-generator-0.0.0
[INFO] frobbed toml for async-generator-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/async-generator/0.0.0/Cargo.toml
[INFO] started frobbing async-generator-0.0.0
[INFO] finished frobbing async-generator-0.0.0
[INFO] frobbed toml for async-generator-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-generator/0.0.0/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] 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 async-generator-0.0.0 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-2/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/async-generator/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c34c60cf466080844ad2f7869dcbd9b996f6b03659dbf81e3c367436e43a9f0f
[INFO] running `"docker" "start" "-a" "c34c60cf466080844ad2f7869dcbd9b996f6b03659dbf81e3c367436e43a9f0f"`
[INFO] [stderr]    Compiling async-generator v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "c34c60cf466080844ad2f7869dcbd9b996f6b03659dbf81e3c367436e43a9f0f"`
[INFO] running `"docker" "rm" "-f" "c34c60cf466080844ad2f7869dcbd9b996f6b03659dbf81e3c367436e43a9f0f"`
[INFO] [stdout] c34c60cf466080844ad2f7869dcbd9b996f6b03659dbf81e3c367436e43a9f0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/async-generator/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8a6be5e3ecfeb2cf11621c2e7a9dc53cb0a05a6a25e4d983d9198d6370eca9ca
[INFO] running `"docker" "start" "-a" "8a6be5e3ecfeb2cf11621c2e7a9dc53cb0a05a6a25e4d983d9198d6370eca9ca"`
[INFO] [stderr]    Compiling async-generator v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "8a6be5e3ecfeb2cf11621c2e7a9dc53cb0a05a6a25e4d983d9198d6370eca9ca"`
[INFO] running `"docker" "rm" "-f" "8a6be5e3ecfeb2cf11621c2e7a9dc53cb0a05a6a25e4d983d9198d6370eca9ca"`
[INFO] [stdout] 8a6be5e3ecfeb2cf11621c2e7a9dc53cb0a05a6a25e4d983d9198d6370eca9ca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/async-generator/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7c2696d7f092e7f17a0baa57770d86ad14d1dd8671c87e76f2133f148264e362
[INFO] running `"docker" "start" "-a" "7c2696d7f092e7f17a0baa57770d86ad14d1dd8671c87e76f2133f148264e362"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_generator-af90d442efce4c61
[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-generator
[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" "7c2696d7f092e7f17a0baa57770d86ad14d1dd8671c87e76f2133f148264e362"`
[INFO] running `"docker" "rm" "-f" "7c2696d7f092e7f17a0baa57770d86ad14d1dd8671c87e76f2133f148264e362"`
[INFO] [stdout] 7c2696d7f092e7f17a0baa57770d86ad14d1dd8671c87e76f2133f148264e362