[INFO] crate selectors 0.21.0 is already in cache
[INFO] extracting crate selectors 0.21.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/selectors/0.21.0
[INFO] extracting crate selectors 0.21.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/selectors/0.21.0
[INFO] validating manifest of selectors-0.21.0 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 selectors-0.21.0 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 selectors-0.21.0
[INFO] finished frobbing selectors-0.21.0
[INFO] frobbed toml for selectors-0.21.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/selectors/0.21.0/Cargo.toml
[INFO] started frobbing selectors-0.21.0
[INFO] finished frobbing selectors-0.21.0
[INFO] frobbed toml for selectors-0.21.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/selectors/0.21.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing selectors-0.21.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/selectors/0.21.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 7886c48b33f896b7addb3ef87196c5dcb11c37e284de335c5411ff7725e12357
[INFO] running `"docker" "start" "-a" "7886c48b33f896b7addb3ef87196c5dcb11c37e284de335c5411ff7725e12357"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling selectors v0.21.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling cssparser v0.25.8
[INFO] [stderr]    Compiling cssparser-macros v0.3.5
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> context.rs:137:48
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub pseudo_element_matching_fn: Option<&'a Fn(&Impl::PseudoElement) -> bool>,
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Impl::PseudoElement) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.21s
[INFO] running `"docker" "inspect" "7886c48b33f896b7addb3ef87196c5dcb11c37e284de335c5411ff7725e12357"`
[INFO] running `"docker" "rm" "-f" "7886c48b33f896b7addb3ef87196c5dcb11c37e284de335c5411ff7725e12357"`
[INFO] [stdout] 7886c48b33f896b7addb3ef87196c5dcb11c37e284de335c5411ff7725e12357
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/selectors/0.21.0:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] cd917e3f8831c766e49a6e66c8879a1b57aa8e1b651cffafbf8740e7aa31c094
[INFO] running `"docker" "start" "-a" "cd917e3f8831c766e49a6e66c8879a1b57aa8e1b651cffafbf8740e7aa31c094"`
[INFO] [stderr]    Compiling selectors v0.21.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> context.rs:137:48
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub pseudo_element_matching_fn: Option<&'a Fn(&Impl::PseudoElement) -> bool>,
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Impl::PseudoElement) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `"docker" "inspect" "cd917e3f8831c766e49a6e66c8879a1b57aa8e1b651cffafbf8740e7aa31c094"`
[INFO] running `"docker" "rm" "-f" "cd917e3f8831c766e49a6e66c8879a1b57aa8e1b651cffafbf8740e7aa31c094"`
[INFO] [stdout] cd917e3f8831c766e49a6e66c8879a1b57aa8e1b651cffafbf8740e7aa31c094
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/selectors/0.21.0:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 26ef3c53cb5c1dc431e1a678aa829217079a8e325dbe67da6c18d5ea3c1406ab
[INFO] running `"docker" "start" "-a" "26ef3c53cb5c1dc431e1a678aa829217079a8e325dbe67da6c18d5ea3c1406ab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/selectors-2d36ff95a0c6059f
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test parser::tests::test_empty ... ok
[INFO] [stdout] test parser::tests::test_empty_pseudo_iter ... ok
[INFO] [stdout] test parser::tests::test_parsing ... ok
[INFO] [stdout] test parser::tests::test_pseudo_iter ... ok
[INFO] [stdout] test parser::tests::test_universal ... ok
[INFO] [stdout] test parser::tests::visitor ... ok
[INFO] [stdout] test bloom::create_and_insert_some_stuff ... ok
[INFO] [stderr]    Doc-tests selectors
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test visitor.rs - visitor::Visit::visit (line 60) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "26ef3c53cb5c1dc431e1a678aa829217079a8e325dbe67da6c18d5ea3c1406ab"`
[INFO] running `"docker" "rm" "-f" "26ef3c53cb5c1dc431e1a678aa829217079a8e325dbe67da6c18d5ea3c1406ab"`
[INFO] [stdout] 26ef3c53cb5c1dc431e1a678aa829217079a8e325dbe67da6c18d5ea3c1406ab