[INFO] updating cached repository https://github.com/thallada/ferret
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1e3cbe2972cf55d07b546e9bdb67c5e49eaf4ea7
[INFO] checking thallada/ferret against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthallada%2Fferret" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thallada/ferret on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/thallada/ferret
[INFO] finished tweaking git repo https://github.com/thallada/ferret
[INFO] tweaked toml for git repo https://github.com/thallada/ferret written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/thallada/ferret already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69995a4a1a0ddb12b7edbbe028e0e974789546d32c68e94dc1366dccbf86f8d1
[INFO] running `"docker" "start" "-a" "69995a4a1a0ddb12b7edbbe028e0e974789546d32c68e94dc1366dccbf86f8d1"`
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling num-traits v0.1.42
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking utf-8 v0.7.4
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling encoding_rs v0.8.10
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking array-macro v1.0.2
[INFO] [stderr]     Checking reexport-proc-macro v1.0.5
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking arc-swap v0.3.4
[INFO] [stderr]     Checking bytecount v0.1.7
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking ego-tree v0.5.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.0
[INFO] [stderr]     Checking utf-8 v0.6.0
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking signal-hook v0.1.5
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking futf v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking liner v0.4.4
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.13
[INFO] [stderr]     Checking tendril v0.4.0
[INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/rustwide/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]     Checking tendril v0.2.4
[INFO] [stderr] error: could not compile `url`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0503]: cannot use `self.key_bindings` because it was mutably borrowed
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/liner-0.4.4/src/context.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let ed = try!(Editor::new_with_init_buffer(stdout, prompt, self, buffer));
[INFO] [stderr]    |                                                                        ---- borrow of `*self` occurs here
[INFO] [stderr] 97 |             match self.key_bindings {
[INFO] [stderr] 98 |                 KeyBindings::Emacs => Self::handle_keys(keymap::Emacs::new(ed), handler),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^ use of borrowed `*self`
[INFO] [stderr] 99 |                 KeyBindings::Vi => Self::handle_keys(keymap::Vi::new(ed), handler),
[INFO] [stderr]    |                                                                      -- borrow later used here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0503`.
[INFO] [stderr] error: could not compile `liner`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "69995a4a1a0ddb12b7edbbe028e0e974789546d32c68e94dc1366dccbf86f8d1"`
[INFO] running `"docker" "rm" "-f" "69995a4a1a0ddb12b7edbbe028e0e974789546d32c68e94dc1366dccbf86f8d1"`
[INFO] [stdout] 69995a4a1a0ddb12b7edbbe028e0e974789546d32c68e94dc1366dccbf86f8d1