[INFO] updating cached repository pikobyte/kratzer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pikobyte/kratzer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pikobyte/kratzer" "work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pikobyte/kratzer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pikobyte/kratzer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pikobyte/kratzer" "work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/pikobyte/kratzer"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/pikobyte/kratzer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dffdc4b9dd4b2b754ca1ec299f060f8f35db8d8a
[INFO] sha for GitHub repo pikobyte/kratzer: dffdc4b9dd4b2b754ca1ec299f060f8f35db8d8a
[INFO] validating manifest of pikobyte/kratzer on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pikobyte/kratzer on toolchain try#74092351c05ae61047b2be02024415546595e974
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pikobyte/kratzer
[INFO] finished frobbing pikobyte/kratzer
[INFO] frobbed toml for pikobyte/kratzer written to work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pikobyte/kratzer/Cargo.toml
[INFO] started frobbing pikobyte/kratzer
[INFO] finished frobbing pikobyte/kratzer
[INFO] frobbed toml for pikobyte/kratzer written to work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/pikobyte/kratzer/Cargo.toml
[INFO] crate pikobyte/kratzer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pikobyte/kratzer against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60174
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60174/worker-0/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/pikobyte/kratzer:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6ed45b856dabc679a6416092dbdec0d744a786ca5d3256eaded06dfbe4f7c584
[INFO] running `"docker" "start" "-a" "6ed45b856dabc679a6416092dbdec0d744a786ca5d3256eaded06dfbe4f7c584"`
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking tendril v0.3.1
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking libflate v0.1.20
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling cssparser-macros v0.3.5
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]    Compiling selectors v0.20.0
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking rustyline v3.0.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.3.2
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking regex v1.1.5
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr]     Checking html5ever v0.18.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking select v0.4.2
[INFO] [stderr]     Checking reqwest v0.9.11
[INFO] [stderr]    Compiling cssparser v0.24.1
[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] 
[INFO] [stderr]     Checking scraper v0.9.1
[INFO] [stderr]     Checking kratzer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.39s
[INFO] running `"docker" "inspect" "6ed45b856dabc679a6416092dbdec0d744a786ca5d3256eaded06dfbe4f7c584"`
[INFO] running `"docker" "rm" "-f" "6ed45b856dabc679a6416092dbdec0d744a786ca5d3256eaded06dfbe4f7c584"`
[INFO] [stdout] 6ed45b856dabc679a6416092dbdec0d744a786ca5d3256eaded06dfbe4f7c584