[INFO] crate proptest-quickcheck-interop 2.0.0 is already in cache
[INFO] extracting crate proptest-quickcheck-interop 2.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/proptest-quickcheck-interop/2.0.0
[INFO] extracting crate proptest-quickcheck-interop 2.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/proptest-quickcheck-interop/2.0.0
[INFO] validating manifest of proptest-quickcheck-interop-2.0.0 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 proptest-quickcheck-interop-2.0.0 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 proptest-quickcheck-interop-2.0.0
[INFO] finished frobbing proptest-quickcheck-interop-2.0.0
[INFO] frobbed toml for proptest-quickcheck-interop-2.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/proptest-quickcheck-interop/2.0.0/Cargo.toml
[INFO] started frobbing proptest-quickcheck-interop-2.0.0
[INFO] finished frobbing proptest-quickcheck-interop-2.0.0
[INFO] frobbed toml for proptest-quickcheck-interop-2.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/proptest-quickcheck-interop/2.0.0/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 proptest-quickcheck-interop-2.0.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/proptest-quickcheck-interop/2.0.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 0fbba44779749b63f451ea458b22eadae422510729dda7b42b611f0825fef3d1
[INFO] running `"docker" "start" "-a" "0fbba44779749b63f451ea458b22eadae422510729dda7b42b611f0825fef3d1"`
[INFO] [stderr]    Compiling proptest v0.4.2
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling proptest-quickcheck-interop v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `"docker" "inspect" "0fbba44779749b63f451ea458b22eadae422510729dda7b42b611f0825fef3d1"`
[INFO] running `"docker" "rm" "-f" "0fbba44779749b63f451ea458b22eadae422510729dda7b42b611f0825fef3d1"`
[INFO] [stdout] 0fbba44779749b63f451ea458b22eadae422510729dda7b42b611f0825fef3d1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/proptest-quickcheck-interop/2.0.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4fdd92929d66f8ed0c62d98bfe732e1dcc8f1c06f16354eadde9181008653487
[INFO] running `"docker" "start" "-a" "4fdd92929d66f8ed0c62d98bfe732e1dcc8f1c06f16354eadde9181008653487"`
[INFO] [stderr]    Compiling proptest-quickcheck-interop v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `"docker" "inspect" "4fdd92929d66f8ed0c62d98bfe732e1dcc8f1c06f16354eadde9181008653487"`
[INFO] running `"docker" "rm" "-f" "4fdd92929d66f8ed0c62d98bfe732e1dcc8f1c06f16354eadde9181008653487"`
[INFO] [stdout] 4fdd92929d66f8ed0c62d98bfe732e1dcc8f1c06f16354eadde9181008653487
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/proptest-quickcheck-interop/2.0.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] bfa1ae53bb8e1ea304d7ed5651ddfc7086c0ef3d47d3e6d40c99989689f20d72
[INFO] running `"docker" "start" "-a" "bfa1ae53bb8e1ea304d7ed5651ddfc7086c0ef3d47d3e6d40c99989689f20d72"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/proptest_quickcheck_interop-f865f0911dfebe8a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::contract_followed_by_qc_strategy ... 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 proptest-quickcheck-interop
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bfa1ae53bb8e1ea304d7ed5651ddfc7086c0ef3d47d3e6d40c99989689f20d72"`
[INFO] running `"docker" "rm" "-f" "bfa1ae53bb8e1ea304d7ed5651ddfc7086c0ef3d47d3e6d40c99989689f20d72"`
[INFO] [stdout] bfa1ae53bb8e1ea304d7ed5651ddfc7086c0ef3d47d3e6d40c99989689f20d72