[INFO] crate dx_core 0.3.0 is already in cache
[INFO] extracting crate dx_core 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/dx_core/0.3.0
[INFO] extracting crate dx_core 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dx_core/0.3.0
[INFO] validating manifest of dx_core-0.3.0 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 dx_core-0.3.0 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 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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/dx_core/0.3.0/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 dx_core-0.3.0 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/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f71c114c108b22c2872e50e6edde2b5aecdbe0b72373fcb5b2e030ae7c5406c6
[INFO] running `"docker" "start" "-a" "f71c114c108b22c2872e50e6edde2b5aecdbe0b72373fcb5b2e030ae7c5406c6"`
[INFO] [stderr]    Compiling dx_core v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "f71c114c108b22c2872e50e6edde2b5aecdbe0b72373fcb5b2e030ae7c5406c6"`
[INFO] running `"docker" "rm" "-f" "f71c114c108b22c2872e50e6edde2b5aecdbe0b72373fcb5b2e030ae7c5406c6"`
[INFO] [stdout] f71c114c108b22c2872e50e6edde2b5aecdbe0b72373fcb5b2e030ae7c5406c6
[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/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e3b5097ab2a6c3d8a41d59a13f8c395f4a5e2cb8e3cee1fc3dd95fb9dab8de7d
[INFO] running `"docker" "start" "-a" "e3b5097ab2a6c3d8a41d59a13f8c395f4a5e2cb8e3cee1fc3dd95fb9dab8de7d"`
[INFO] [stderr]    Compiling dx_core v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "e3b5097ab2a6c3d8a41d59a13f8c395f4a5e2cb8e3cee1fc3dd95fb9dab8de7d"`
[INFO] running `"docker" "rm" "-f" "e3b5097ab2a6c3d8a41d59a13f8c395f4a5e2cb8e3cee1fc3dd95fb9dab8de7d"`
[INFO] [stdout] e3b5097ab2a6c3d8a41d59a13f8c395f4a5e2cb8e3cee1fc3dd95fb9dab8de7d
[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/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e84d0a384c148588bd1dada00616f1d86e7d2339749edee3da7a58b6f60faf42
[INFO] running `"docker" "start" "-a" "e84d0a384c148588bd1dada00616f1d86e7d2339749edee3da7a58b6f60faf42"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dx_core-45221b45f6e09f7a
[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-3547f7c6a30806ba
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test comref_can_be_borrowed ... ok
[INFO] [stdout] test add_ref_returns_the_expected_number_of_references ... 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] [stderr]      Running /opt/crater/target/debug/deps/enum_flags_test-95fe4cf0efcbc0b9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dx_core
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test enum_flags_should_have_xor_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_eq_operator ... ok
[INFO] [stdout] test enum_flags_should_have_and_operator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 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" "e84d0a384c148588bd1dada00616f1d86e7d2339749edee3da7a58b6f60faf42"`
[INFO] running `"docker" "rm" "-f" "e84d0a384c148588bd1dada00616f1d86e7d2339749edee3da7a58b6f60faf42"`
[INFO] [stdout] e84d0a384c148588bd1dada00616f1d86e7d2339749edee3da7a58b6f60faf42