[INFO] crate property 0.2.1 is already in cache
[INFO] extracting crate property 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/property/0.2.1
[INFO] extracting crate property 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/property/0.2.1
[INFO] validating manifest of property-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 property-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 property-0.2.1
[INFO] finished frobbing property-0.2.1
[INFO] frobbed toml for property-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/property/0.2.1/Cargo.toml
[INFO] started frobbing property-0.2.1
[INFO] finished frobbing property-0.2.1
[INFO] frobbed toml for property-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/property/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 property-0.2.1 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/property/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7bde07feeb8e3b43de8c16770aacec51d8c3b6bfd82ab2281dab0aed95a2bef8
[INFO] running `"docker" "start" "-a" "7bde07feeb8e3b43de8c16770aacec51d8c3b6bfd82ab2281dab0aed95a2bef8"`
[INFO] [stderr]    Compiling property v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `"docker" "inspect" "7bde07feeb8e3b43de8c16770aacec51d8c3b6bfd82ab2281dab0aed95a2bef8"`
[INFO] running `"docker" "rm" "-f" "7bde07feeb8e3b43de8c16770aacec51d8c3b6bfd82ab2281dab0aed95a2bef8"`
[INFO] [stdout] 7bde07feeb8e3b43de8c16770aacec51d8c3b6bfd82ab2281dab0aed95a2bef8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/property/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a29c76b9d5a699702edbf4ead9257e62f4d18bfad4e4077db5c86439c701cb33
[INFO] running `"docker" "start" "-a" "a29c76b9d5a699702edbf4ead9257e62f4d18bfad4e4077db5c86439c701cb33"`
[INFO] [stderr]    Compiling property v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "a29c76b9d5a699702edbf4ead9257e62f4d18bfad4e4077db5c86439c701cb33"`
[INFO] running `"docker" "rm" "-f" "a29c76b9d5a699702edbf4ead9257e62f4d18bfad4e4077db5c86439c701cb33"`
[INFO] [stdout] a29c76b9d5a699702edbf4ead9257e62f4d18bfad4e4077db5c86439c701cb33
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/property/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 79532ebb2bba7704a37058b87c1f4b8227f795269ffebddd388a80a01aa7b526
[INFO] running `"docker" "start" "-a" "79532ebb2bba7704a37058b87c1f4b8227f795269ffebddd388a80a01aa7b526"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/property-c139672699d3a7bf
[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 property
[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" "79532ebb2bba7704a37058b87c1f4b8227f795269ffebddd388a80a01aa7b526"`
[INFO] running `"docker" "rm" "-f" "79532ebb2bba7704a37058b87c1f4b8227f795269ffebddd388a80a01aa7b526"`
[INFO] [stdout] 79532ebb2bba7704a37058b87c1f4b8227f795269ffebddd388a80a01aa7b526