[INFO] crate dx_core 0.3.0 is already in cache
[INFO] extracting crate dx_core 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/dx_core/0.3.0
[INFO] extracting crate dx_core 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dx_core/0.3.0
[INFO] validating manifest of dx_core-0.3.0 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 dx_core-0.3.0 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 dx_core-0.3.0
[INFO] finished frobbing dx_core-0.3.0
[INFO] frobbed toml for dx_core-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/dx_core/0.3.0/Cargo.toml
[INFO] started frobbing dx_core-0.3.0
[INFO] finished frobbing dx_core-0.3.0
[INFO] frobbed toml for dx_core-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dx_core/0.3.0/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 dx_core-0.3.0 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/dx_core/0.3.0:/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] a0dafe4b317ad2c7efbf20e93f41efaf54a0243407d9b2cf021cb7791a02b833
[INFO] running `"docker" "start" "-a" "a0dafe4b317ad2c7efbf20e93f41efaf54a0243407d9b2cf021cb7791a02b833"`
[INFO] [stderr]    Compiling dx_core v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "a0dafe4b317ad2c7efbf20e93f41efaf54a0243407d9b2cf021cb7791a02b833"`
[INFO] running `"docker" "rm" "-f" "a0dafe4b317ad2c7efbf20e93f41efaf54a0243407d9b2cf021cb7791a02b833"`
[INFO] [stdout] a0dafe4b317ad2c7efbf20e93f41efaf54a0243407d9b2cf021cb7791a02b833
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/dx_core/0.3.0:/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] 8c9011928dcbf09a47165086cebb891ece0f4cf0832749b8d9057bc5b39d33cd
[INFO] running `"docker" "start" "-a" "8c9011928dcbf09a47165086cebb891ece0f4cf0832749b8d9057bc5b39d33cd"`
[INFO] [stderr]    Compiling dx_core v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "8c9011928dcbf09a47165086cebb891ece0f4cf0832749b8d9057bc5b39d33cd"`
[INFO] running `"docker" "rm" "-f" "8c9011928dcbf09a47165086cebb891ece0f4cf0832749b8d9057bc5b39d33cd"`
[INFO] [stdout] 8c9011928dcbf09a47165086cebb891ece0f4cf0832749b8d9057bc5b39d33cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/dx_core/0.3.0:/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] 650b3f2db538cae6f0e3c0ed0f1ce7bd86e49c1f00853dee7d4f9f614a470a9e
[INFO] running `"docker" "start" "-a" "650b3f2db538cae6f0e3c0ed0f1ce7bd86e49c1f00853dee7d4f9f614a470a9e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dx_core-84e40317d3af647e
[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]      Running /opt/crater/target/debug/deps/com_tests-03730109ed641406
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test add_ref_returns_the_expected_number_of_references ... ok
[INFO] [stdout] test comref_can_be_borrowed ... ok
[INFO] [stdout] test query_interface_should_return_ok_for_unknown_iid ... ok
[INFO] [stdout] test release_returns_the_expected_number_of_references ... ok
[INFO] [stdout] test comref_can_be_sent_over_channels ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/enum_flags_test-3474b2063f963312
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test enum_flags_should_have_and_operator ... ok
[INFO] [stdout] test enum_flags_should_have_eq_operator ... ok
[INFO] [stdout] test enum_flags_should_have_or_operator ... ok
[INFO] [stdout] test enum_flags_should_have_ne_operator ... ok
[INFO] [stdout] test enum_flags_should_have_xor_operator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dx_core
[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" "650b3f2db538cae6f0e3c0ed0f1ce7bd86e49c1f00853dee7d4f9f614a470a9e"`
[INFO] running `"docker" "rm" "-f" "650b3f2db538cae6f0e3c0ed0f1ce7bd86e49c1f00853dee7d4f9f614a470a9e"`
[INFO] [stdout] 650b3f2db538cae6f0e3c0ed0f1ce7bd86e49c1f00853dee7d4f9f614a470a9e