[INFO] crate futures-io 0.2.1 is already in cache
[INFO] extracting crate futures-io 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/futures-io/0.2.1
[INFO] extracting crate futures-io 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/futures-io/0.2.1
[INFO] validating manifest of futures-io-0.2.1 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 futures-io-0.2.1 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 futures-io-0.2.1
[INFO] finished frobbing futures-io-0.2.1
[INFO] frobbed toml for futures-io-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/futures-io/0.2.1/Cargo.toml
[INFO] started frobbing futures-io-0.2.1
[INFO] finished frobbing futures-io-0.2.1
[INFO] frobbed toml for futures-io-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/futures-io/0.2.1/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 futures-io-0.2.1 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-7/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/futures-io/0.2.1:/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] dfa5da1a5e2ac210025c38f916260d3102bca62cead50a2c7947bffe6482568d
[INFO] running `"docker" "start" "-a" "dfa5da1a5e2ac210025c38f916260d3102bca62cead50a2c7947bffe6482568d"`
[INFO] [stderr]    Compiling futures-io v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "dfa5da1a5e2ac210025c38f916260d3102bca62cead50a2c7947bffe6482568d"`
[INFO] running `"docker" "rm" "-f" "dfa5da1a5e2ac210025c38f916260d3102bca62cead50a2c7947bffe6482568d"`
[INFO] [stdout] dfa5da1a5e2ac210025c38f916260d3102bca62cead50a2c7947bffe6482568d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/futures-io/0.2.1:/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] b8ab2fad98dea615a9ac9c3db5ea51b221a28f5c9ff57c3f4f5579b27de2555f
[INFO] running `"docker" "start" "-a" "b8ab2fad98dea615a9ac9c3db5ea51b221a28f5c9ff57c3f4f5579b27de2555f"`
[INFO] [stderr]    Compiling futures-io v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "b8ab2fad98dea615a9ac9c3db5ea51b221a28f5c9ff57c3f4f5579b27de2555f"`
[INFO] running `"docker" "rm" "-f" "b8ab2fad98dea615a9ac9c3db5ea51b221a28f5c9ff57c3f4f5579b27de2555f"`
[INFO] [stdout] b8ab2fad98dea615a9ac9c3db5ea51b221a28f5c9ff57c3f4f5579b27de2555f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/futures-io/0.2.1:/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] 3a42e6c17425bae46c8ae9979adcfff348fad84f921335bbd247e0829d5299f5
[INFO] running `"docker" "start" "-a" "3a42e6c17425bae46c8ae9979adcfff348fad84f921335bbd247e0829d5299f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/futures_io-10bb046aabb780ab
[INFO] [stderr]    Doc-tests futures-io
[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] [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" "3a42e6c17425bae46c8ae9979adcfff348fad84f921335bbd247e0829d5299f5"`
[INFO] running `"docker" "rm" "-f" "3a42e6c17425bae46c8ae9979adcfff348fad84f921335bbd247e0829d5299f5"`
[INFO] [stdout] 3a42e6c17425bae46c8ae9979adcfff348fad84f921335bbd247e0829d5299f5