[INFO] updating cached repository paulrouget/servo-embedding-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/paulrouget/servo-embedding-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/paulrouget/servo-embedding-example" "work/ex/beta-1.38-1/sources/1.37.0/gh/paulrouget/servo-embedding-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/paulrouget/servo-embedding-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/paulrouget/servo-embedding-example" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/paulrouget/servo-embedding-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/paulrouget/servo-embedding-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f1037801a5460c90404b486e82e3bd24f6e570d9
[INFO] sha for GitHub repo paulrouget/servo-embedding-example: f1037801a5460c90404b486e82e3bd24f6e570d9
[INFO] validating manifest of paulrouget/servo-embedding-example 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 paulrouget/servo-embedding-example 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 paulrouget/servo-embedding-example
[INFO] finished frobbing paulrouget/servo-embedding-example
[INFO] frobbed toml for paulrouget/servo-embedding-example written to work/ex/beta-1.38-1/sources/1.37.0/gh/paulrouget/servo-embedding-example/Cargo.toml
[INFO] started frobbing paulrouget/servo-embedding-example
[INFO] finished frobbing paulrouget/servo-embedding-example
[INFO] frobbed toml for paulrouget/servo-embedding-example written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/paulrouget/servo-embedding-example/Cargo.toml
[INFO] crate paulrouget/servo-embedding-example 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing paulrouget/servo-embedding-example against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/paulrouget/servo-embedding-example:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e6e59fb7bffaaeac65895da585830a175f9beba73c82ad22705a898becb179a9
[INFO] running `"docker" "start" "-a" "e6e59fb7bffaaeac65895da585830a175f9beba73c82ad22705a898becb179a9"`
[INFO] [stderr]    Compiling mozjs_sys v0.50.1
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling procedural-masquerade v0.1.2
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling smallbitvec v1.0.6
[INFO] [stderr]    Compiling libloading v0.4.0
[INFO] [stderr]    Compiling gcc v0.3.47
[INFO] [stderr]    Compiling ident_case v1.0.0
[INFO] [stderr]    Compiling xdg v2.1.0
[INFO] [stderr]    Compiling getopts v0.2.14
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling signpost v0.1.0 (https://github.com/pcwalton/signpost.git#7ed71250)
[INFO] [stderr]    Compiling openssl v0.9.22
[INFO] [stderr]    Compiling webrender v0.57.0 (https://github.com/servo/webrender#6611df9f)
[INFO] [stderr]    Compiling binary-space-partition v0.1.2
[INFO] [stderr] error[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33
[INFO] [stderr]      |
[INFO] [stderr] 955  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 959  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1008 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1009 |         machine(&mut cont, (fake_i, ' '));
[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]    Compiling bitreader v0.3.0
[INFO] [stderr] error: Could not compile `getopts`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e6e59fb7bffaaeac65895da585830a175f9beba73c82ad22705a898becb179a9"`
[INFO] running `"docker" "rm" "-f" "e6e59fb7bffaaeac65895da585830a175f9beba73c82ad22705a898becb179a9"`
[INFO] [stdout] e6e59fb7bffaaeac65895da585830a175f9beba73c82ad22705a898becb179a9