[INFO] updating cached repository andreasots/panopticon
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/andreasots/panopticon
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/andreasots/panopticon" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/andreasots/panopticon"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/andreasots/panopticon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andreasots/panopticon" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/andreasots/panopticon"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/andreasots/panopticon'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ccb86167e0dd881438bfe08da49ef4c87ba71d70
[INFO] sha for GitHub repo andreasots/panopticon: ccb86167e0dd881438bfe08da49ef4c87ba71d70
[INFO] validating manifest of andreasots/panopticon 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 andreasots/panopticon 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 andreasots/panopticon
[INFO] finished frobbing andreasots/panopticon
[INFO] frobbed toml for andreasots/panopticon written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/andreasots/panopticon/Cargo.toml
[INFO] started frobbing andreasots/panopticon
[INFO] finished frobbing andreasots/panopticon
[INFO] frobbed toml for andreasots/panopticon written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/andreasots/panopticon/Cargo.toml
[INFO] crate andreasots/panopticon 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking andreasots/panopticon against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/andreasots/panopticon:/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] 2d0a67274533c6387dc4b54b16ec0477d895347e45345be9a4a37295190afe7c
[INFO] running `"docker" "start" "-a" "2d0a67274533c6387dc4b54b16ec0477d895347e45345be9a4a37295190afe7c"`
[INFO] [stderr]    Compiling serde v1.0.36
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]     Checking elastic_requests v0.20.9
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.27
[INFO] [stderr]     Checking slug v0.1.2
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]     Checking uuid v0.6.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling diesel_derives v1.1.0
[INFO] [stderr]    Compiling derive-error-chain v0.11.0
[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-1.7.0/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" "2d0a67274533c6387dc4b54b16ec0477d895347e45345be9a4a37295190afe7c"`
[INFO] running `"docker" "rm" "-f" "2d0a67274533c6387dc4b54b16ec0477d895347e45345be9a4a37295190afe7c"`
[INFO] [stdout] 2d0a67274533c6387dc4b54b16ec0477d895347e45345be9a4a37295190afe7c