[INFO] updating cached repository easauceda/adventofcode
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/easauceda/adventofcode
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/easauceda/adventofcode" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/easauceda/adventofcode"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/easauceda/adventofcode'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/easauceda/adventofcode" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/easauceda/adventofcode"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/easauceda/adventofcode'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e6aa9cf5654fd73a962e0d49acb1294345789b57
[INFO] sha for GitHub repo easauceda/adventofcode: e6aa9cf5654fd73a962e0d49acb1294345789b57
[INFO] validating manifest of easauceda/adventofcode on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of easauceda/adventofcode on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing easauceda/adventofcode
[INFO] finished frobbing easauceda/adventofcode
[INFO] frobbed toml for easauceda/adventofcode written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/easauceda/adventofcode/Cargo.toml
[INFO] started frobbing easauceda/adventofcode
[INFO] finished frobbing easauceda/adventofcode
[INFO] frobbed toml for easauceda/adventofcode written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/easauceda/adventofcode/Cargo.toml
[INFO] crate easauceda/adventofcode already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking easauceda/adventofcode against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/easauceda/adventofcode:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 33cf94f28cb0ccff830a39509fa4d872cad84d0cc329abb1ed91d73b20deaefa
[INFO] running `"docker" "start" "-a" "33cf94f28cb0ccff830a39509fa4d872cad84d0cc329abb1ed91d73b20deaefa"`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling openssl v0.9.22
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.22
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking itertools v0.7.6
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking clap v2.28.0
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking libflate v0.1.12
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.6.0/src/form_urlencoded.rs:261:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0713`.
[INFO] [stderr] error: Could not compile `url`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "33cf94f28cb0ccff830a39509fa4d872cad84d0cc329abb1ed91d73b20deaefa"`
[INFO] running `"docker" "rm" "-f" "33cf94f28cb0ccff830a39509fa4d872cad84d0cc329abb1ed91d73b20deaefa"`
[INFO] [stdout] 33cf94f28cb0ccff830a39509fa4d872cad84d0cc329abb1ed91d73b20deaefa