[INFO] fetching crate url-scraper 0.1.1...
[INFO] extracting crate url-scraper 0.1.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/url-scraper/0.1.1
[INFO] extracting crate url-scraper 0.1.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/url-scraper/0.1.1
[INFO] validating manifest of url-scraper-0.1.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of url-scraper-0.1.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing url-scraper-0.1.1
[INFO] finished frobbing url-scraper-0.1.1
[INFO] frobbed toml for url-scraper-0.1.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/url-scraper/0.1.1/Cargo.toml
[INFO] started frobbing url-scraper-0.1.1
[INFO] finished frobbing url-scraper-0.1.1
[INFO] frobbed toml for url-scraper-0.1.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/url-scraper/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing url-scraper-0.1.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/url-scraper/0.1.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] e95975e5766232895d84a91ffbc0944e439a5f17432c2434bbe9775e5dd981c4
[INFO] running `"docker" "start" "-a" "e95975e5766232895d84a91ffbc0944e439a5f17432c2434bbe9775e5dd981c4"`
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling ego-tree v0.6.0
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling selectors v0.20.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling hyper v0.12.29
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling cssparser v0.24.1
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling cssparser-macros v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr] warning[E0506]: cannot assign to `self.input.cached_token` because it is borrowed
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-0.24.1/src/parser.rs:572:17
[INFO] [stderr]     |
[INFO] [stderr] 547 |     pub fn next_including_whitespace_and_comments(&mut self) -> Result<&Token<'i>, BasicParseError<'i>> {
[INFO] [stderr]     |                                                   - let's call the lifetime of this reference `'1`
[INFO] [stderr] ...
[INFO] [stderr] 560 |             Some(ref cached_token)
[INFO] [stderr]     |                  ---------------- borrow of `self.input.cached_token` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 572 |                 self.input.cached_token = Some(CachedToken {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^ assignment to borrowed `self.input.cached_token` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 584 |         Ok(token)
[INFO] [stderr]     |         --------- returning this value requires that `self.input.cached_token.0` is borrowed for `'1`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.18
[INFO] [stderr]    Compiling scraper v0.9.2
[INFO] [stderr]    Compiling url-scraper v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `"docker" "inspect" "e95975e5766232895d84a91ffbc0944e439a5f17432c2434bbe9775e5dd981c4"`
[INFO] running `"docker" "rm" "-f" "e95975e5766232895d84a91ffbc0944e439a5f17432c2434bbe9775e5dd981c4"`
[INFO] [stdout] e95975e5766232895d84a91ffbc0944e439a5f17432c2434bbe9775e5dd981c4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/url-scraper/0.1.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4c4f0a709a7b484a1874238d1e83b35c39f2626010814522dff37ddf2cfd51d3
[INFO] running `"docker" "start" "-a" "4c4f0a709a7b484a1874238d1e83b35c39f2626010814522dff37ddf2cfd51d3"`
[INFO] [stderr]    Compiling url-scraper v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.63s
[INFO] running `"docker" "inspect" "4c4f0a709a7b484a1874238d1e83b35c39f2626010814522dff37ddf2cfd51d3"`
[INFO] running `"docker" "rm" "-f" "4c4f0a709a7b484a1874238d1e83b35c39f2626010814522dff37ddf2cfd51d3"`
[INFO] [stdout] 4c4f0a709a7b484a1874238d1e83b35c39f2626010814522dff37ddf2cfd51d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/url-scraper/0.1.1:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] e5d7c7733fba071adb21d270f216f53c996a1d7a1e5d24f7d5edf24017e70f42
[INFO] running `"docker" "start" "-a" "e5d7c7733fba071adb21d270f216f53c996a1d7a1e5d24f7d5edf24017e70f42"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/url_scraper-237afcef783f8efe
[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 url-scraper
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 5) ... 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" "e5d7c7733fba071adb21d270f216f53c996a1d7a1e5d24f7d5edf24017e70f42"`
[INFO] running `"docker" "rm" "-f" "e5d7c7733fba071adb21d270f216f53c996a1d7a1e5d24f7d5edf24017e70f42"`
[INFO] [stdout] e5d7c7733fba071adb21d270f216f53c996a1d7a1e5d24f7d5edf24017e70f42