[INFO] crate async-mutex 0.1.0 is already in cache
[INFO] extracting crate async-mutex 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/async-mutex/0.1.0
[INFO] extracting crate async-mutex 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-mutex/0.1.0
[INFO] validating manifest of async-mutex-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-mutex-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-mutex-0.1.0
[INFO] finished frobbing async-mutex-0.1.0
[INFO] frobbed toml for async-mutex-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/async-mutex/0.1.0/Cargo.toml
[INFO] started frobbing async-mutex-0.1.0
[INFO] finished frobbing async-mutex-0.1.0
[INFO] frobbed toml for async-mutex-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/async-mutex/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] 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-mutex-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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/async-mutex/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] 159625d79e941e9581cce795b3a21648e6b06f8f6b95a8265fb5d3cc954180aa
[INFO] running `"docker" "start" "-a" "159625d79e941e9581cce795b3a21648e6b06f8f6b95a8265fb5d3cc954180aa"`
[INFO] [stderr]    Compiling async-mutex v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `"docker" "inspect" "159625d79e941e9581cce795b3a21648e6b06f8f6b95a8265fb5d3cc954180aa"`
[INFO] running `"docker" "rm" "-f" "159625d79e941e9581cce795b3a21648e6b06f8f6b95a8265fb5d3cc954180aa"`
[INFO] [stdout] 159625d79e941e9581cce795b3a21648e6b06f8f6b95a8265fb5d3cc954180aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/async-mutex/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] 95f9470b4db6ef31caa22b5fe01043ea71073d1068fdfe7be0d786898d69a6d1
[INFO] running `"docker" "start" "-a" "95f9470b4db6ef31caa22b5fe01043ea71073d1068fdfe7be0d786898d69a6d1"`
[INFO] [stderr]    Compiling async-mutex v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "95f9470b4db6ef31caa22b5fe01043ea71073d1068fdfe7be0d786898d69a6d1"`
[INFO] running `"docker" "rm" "-f" "95f9470b4db6ef31caa22b5fe01043ea71073d1068fdfe7be0d786898d69a6d1"`
[INFO] [stdout] 95f9470b4db6ef31caa22b5fe01043ea71073d1068fdfe7be0d786898d69a6d1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/async-mutex/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] 9966bb05cf690ee22138211d3e487d7f0f7eb74c06d6053e9147304a9004d39b
[INFO] running `"docker" "start" "-a" "9966bb05cf690ee22138211d3e487d7f0f7eb74c06d6053e9147304a9004d39b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_mutex-6e74934be18996ab
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-mutex
[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" "9966bb05cf690ee22138211d3e487d7f0f7eb74c06d6053e9147304a9004d39b"`
[INFO] running `"docker" "rm" "-f" "9966bb05cf690ee22138211d3e487d7f0f7eb74c06d6053e9147304a9004d39b"`
[INFO] [stdout] 9966bb05cf690ee22138211d3e487d7f0f7eb74c06d6053e9147304a9004d39b