[INFO] updating cached repository dan-robertson/wrui
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dan-robertson/wrui
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dan-robertson/wrui" "work/ex/beta-1.38-1/sources/1.37.0/gh/dan-robertson/wrui"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dan-robertson/wrui'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dan-robertson/wrui" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dan-robertson/wrui"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dan-robertson/wrui'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 70b8aff78029baf0b79b88bc38f7c9da1741b621
[INFO] sha for GitHub repo dan-robertson/wrui: 70b8aff78029baf0b79b88bc38f7c9da1741b621
[INFO] validating manifest of dan-robertson/wrui on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dan-robertson/wrui on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dan-robertson/wrui
[INFO] finished frobbing dan-robertson/wrui
[INFO] frobbed toml for dan-robertson/wrui written to work/ex/beta-1.38-1/sources/1.37.0/gh/dan-robertson/wrui/Cargo.toml
[INFO] started frobbing dan-robertson/wrui
[INFO] finished frobbing dan-robertson/wrui
[INFO] frobbed toml for dan-robertson/wrui written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dan-robertson/wrui/Cargo.toml
[INFO] crate dan-robertson/wrui already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dan-robertson/wrui against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dan-robertson/wrui:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 97b6ea1321bb1646ec6d06e6f7b035fc0d7fa232ee62d66804556552a5f95f12
[INFO] running `"docker" "start" "-a" "97b6ea1321bb1646ec6d06e6f7b035fc0d7fa232ee62d66804556552a5f95f12"`
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling heapsize v0.4.1
[INFO] [stderr]    Compiling mozjs_sys v0.50.0
[INFO] [stderr]    Compiling lazy_static v0.2.10
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling procedural-masquerade v0.1.5
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling smallbitvec v1.0.7
[INFO] [stderr]    Compiling getopts v0.2.15
[INFO] [stderr]    Compiling atomic_refcell v0.1.1
[INFO] [stderr]    Compiling webrender v0.53.2 (https://github.com/servo/webrender#69e46a99)
[INFO] [stderr]    Compiling binary-space-partition v0.1.2
[INFO] [stderr]    Compiling thread_profiler v0.1.3
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling utf-8 v0.7.1
[INFO] [stderr]    Compiling cmake v0.1.28
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.15/src/lib.rs:1033:33
[INFO] [stderr]      |
[INFO] [stderr] 978  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 982  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1033 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1034 |         machine(&mut cont, (fake_i, ' '));
[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]    Compiling time v0.1.38
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling hashglobe v0.1.0 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.4
[INFO] [stderr]    Compiling x11-dl v2.16.0
[INFO] [stderr]    Compiling servo_allocator v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling encoding_rs v0.7.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling dtoa-short v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling servo_arc v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling arrayvec v0.3.24
[INFO] [stderr]    Compiling shared_library v0.1.7
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling servo_rand v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling parking_lot_core v0.2.6
[INFO] [stderr]    Compiling debug_unreachable v0.1.1
[INFO] [stderr]    Compiling ordered-float v0.4.0
[INFO] [stderr]    Compiling mozjs v0.1.8
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.3
[INFO] [stderr]    Compiling expat-sys v2.1.5
[INFO] [stderr]    Compiling harfbuzz-sys v0.1.15
[INFO] [stderr]    Compiling fontsan v0.4.0 (https://github.com/servo/fontsan#29e879c8)
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]    Compiling fallible v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling style v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling cookie v0.6.2
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling cssparser v0.22.1
[INFO] [stderr]    Compiling synstructure v0.5.2
[INFO] [stderr]    Compiling darling_core v0.2.0
[INFO] [stderr]    Compiling html5ever v0.21.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling futf v0.1.3
[INFO] [stderr]    Compiling uluru v0.1.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling png v0.8.0
[INFO] [stderr]    Compiling malloc_size_of_derive v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling gleam v0.4.14
[INFO] [stderr]    Compiling cssparser-macros v0.3.0
[INFO] [stderr]    Compiling selectors v0.19.0 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling servo-glutin v0.11.1
[INFO] [stderr]    Compiling tendril v0.4.0
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.6.2
[INFO] [stderr]    Compiling servo_atoms v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling serde_derive v1.0.21
[INFO] [stderr]    Compiling darling_macro v0.2.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling darling v0.2.0
[INFO] [stderr]    Compiling style_derive v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling image v0.14.0
[INFO] [stderr]    Compiling serde v1.0.21
[INFO] [stderr]    Compiling freetype v0.3.0
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling app_units v0.5.6
[INFO] [stderr]    Compiling euclid v0.15.5
[INFO] [stderr]    Compiling nonzero v0.0.1 (https://github.com/dan-robertson/servo#1724e9b9)
[INFO] [stderr]    Compiling serde_bytes v0.10.2
[INFO] [stderr]    Compiling serde_json v1.0.6
[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-0.22.1/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]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling ipc-channel v0.9.0
[INFO] [stderr]    Compiling plane-split v0.6.0
[INFO] [stderr]    Compiling unicode-script v0.1.1
[INFO] [stderr]    Compiling url v1.6.0
[INFO] [stderr]    Compiling xml5ever v0.11.1
[INFO] [stderr] warning[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]     = 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]    Compiling webrender_api v0.53.2 (https://github.com/servo/webrender#69e46a99)
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling servo-fontconfig v0.2.1
[INFO] [stderr]    Compiling hyper_serde v0.7.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "97b6ea1321bb1646ec6d06e6f7b035fc0d7fa232ee62d66804556552a5f95f12"`
[INFO] running `"docker" "rm" "-f" "97b6ea1321bb1646ec6d06e6f7b035fc0d7fa232ee62d66804556552a5f95f12"`
[INFO] [stdout] 97b6ea1321bb1646ec6d06e6f7b035fc0d7fa232ee62d66804556552a5f95f12