[INFO] updating cached repository thallada/ferret
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/thallada/ferret
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/thallada/ferret" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/thallada/ferret"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/thallada/ferret'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/thallada/ferret" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/thallada/ferret"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/thallada/ferret'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1e3cbe2972cf55d07b546e9bdb67c5e49eaf4ea7
[INFO] sha for GitHub repo thallada/ferret: 1e3cbe2972cf55d07b546e9bdb67c5e49eaf4ea7
[INFO] validating manifest of thallada/ferret on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of thallada/ferret on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing thallada/ferret
[INFO] finished frobbing thallada/ferret
[INFO] frobbed toml for thallada/ferret written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/thallada/ferret/Cargo.toml
[INFO] started frobbing thallada/ferret
[INFO] finished frobbing thallada/ferret
[INFO] frobbed toml for thallada/ferret written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/thallada/ferret/Cargo.toml
[INFO] crate thallada/ferret already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking thallada/ferret against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-6/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/thallada/ferret:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d01281e3b1669a33dc28a2acf9ab128243abe39246321694e9163ce276114902
[INFO] running `"docker" "start" "-a" "d01281e3b1669a33dc28a2acf9ab128243abe39246321694e9163ce276114902"`
[INFO] [stderr]    Compiling num-traits v0.1.42
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]     Checking bytecount v0.1.7
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking liner v0.4.4
[INFO] [stderr]     Checking encoding_rs v0.8.10
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr] warning[E0503]: cannot use `self.key_bindings` because it was mutably borrowed
[INFO] [stderr]   --> /opt/crater/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]    = 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]     Checking http v0.1.13
[INFO] [stderr]     Checking mime v0.3.12
[INFO] [stderr]    Compiling syn v0.15.19
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tendril v0.4.0
[INFO] [stderr]     Checking libflate v0.1.18
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.3
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]    Compiling string_cache_codegen v0.3.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling string_cache v0.2.29
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling selectors v0.20.0
[INFO] [stderr]    Compiling string_cache v0.3.0
[INFO] [stderr]    Compiling html5ever-atoms v0.1.3
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling html5ever v0.9.0
[INFO] [stderr] error: macro-expanded `macro_export` macros from the current crate cannot be referred to by absolute paths
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/string_cache-0.2.29/src/lib.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub use atom;
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the macro is defined here
[INFO] [stderr]   --> /opt/crater/target/debug/build/string_cache-8b731fc048df2e8c/out/atom_macro.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / macro_rules! atom {
[INFO] [stderr] 3  | | ("sdev") => { $crate::Atom { unsafe_data: 0x2 } };
[INFO] [stderr] 4  | | ("onstart") => { $crate::Atom { unsafe_data: 0x100000002 } };
[INFO] [stderr] 5  | | ("overflow") => { $crate::Atom { unsafe_data: 0x200000002 } };
[INFO] [stderr] ...  |
[INFO] [stderr] 127| | ("stroke-miterlimit") => { $crate::Atom { unsafe_data: 0x4f400000002 } };
[INFO] [stderr] 127| | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `string_cache`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d01281e3b1669a33dc28a2acf9ab128243abe39246321694e9163ce276114902"`
[INFO] running `"docker" "rm" "-f" "d01281e3b1669a33dc28a2acf9ab128243abe39246321694e9163ce276114902"`
[INFO] [stdout] d01281e3b1669a33dc28a2acf9ab128243abe39246321694e9163ce276114902