[INFO] updating cached repository https://github.com/Francesco149/servo-embedding-example
[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] 3ea6d425475211031d99d788b73b0fcf97156643
[INFO] testing Francesco149/servo-embedding-example against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrancesco149%2Fservo-embedding-example" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Francesco149/servo-embedding-example on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Francesco149/servo-embedding-example
[INFO] finished tweaking git repo https://github.com/Francesco149/servo-embedding-example
[INFO] tweaked toml for git repo https://github.com/Francesco149/servo-embedding-example written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Francesco149/servo-embedding-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] d8d8c9909749a57d3cef3b8a6886aa61e2780aaa5d107ab3b2d6ac07acc5a10a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d8d8c9909749a57d3cef3b8a6886aa61e2780aaa5d107ab3b2d6ac07acc5a10a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazycell v1.0.0
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling bindgen v0.49.0
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.12
[INFO] [stderr]    Compiling smallbitvec v2.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling signpost v0.1.0 (https://github.com/pcwalton/signpost.git#7ed71250)
[INFO] [stderr]    Compiling gstreamer v0.13.0
[INFO] [stderr]    Compiling muldiv v0.2.0
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling gstreamer-base v0.13.0
[INFO] [stderr]    Compiling atomic_refcell v0.1.0
[INFO] [stderr]    Compiling boxfnonce v0.1.0
[INFO] [stderr]    Compiling byte-slice-cast v0.2.0
[INFO] [stderr]    Compiling gstreamer-video v0.13.0
[INFO] [stderr]    Compiling gstreamer-sdp v0.13.0
[INFO] [stderr]    Compiling ucd v0.1.1
[INFO] [stderr]    Compiling binary-space-partition v0.1.2
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.0
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling gstreamer-player v0.13.0
[INFO] [stderr]    Compiling gstreamer-app v0.13.0
[INFO] [stderr]    Compiling gstreamer-gl v0.13.0
[INFO] [stderr]    Compiling thread_profiler v0.1.3
[INFO] [stderr]    Compiling gstreamer-webrtc v0.13.0
[INFO] [stderr]    Compiling gstreamer-audio v0.13.0
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling hyper-openssl v0.7.1
[INFO] [stderr]    Compiling script_plugins v0.0.1 (https://github.com/servo/servo?rev=328244684a8b1f98d515d5f40655b9cf7347affd#32824468)
[INFO] [stderr]    Compiling threadpool v1.3.2
[INFO] [stderr]    Compiling mitochondria v1.1.2
[INFO] [stderr]    Compiling half v1.0.0
[INFO] [stderr]    Compiling ref_filter_map v1.0.1
[INFO] [stderr] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stderr]   --> /opt/rustwide/cargo-home/git/checkouts/servo-12bfca331f128de3/3282446/components/script_plugins/lib.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | extern crate rustc;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: please recompile that crate using --crate-type lib
[INFO] [stderr]    = note: the following crate versions were found:
[INFO] [stderr]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.tsan.a
[INFO] [stderr]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.msan.a
[INFO] [stderr]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.lsan.a
[INFO] [stderr]            crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2020-06-03-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.asan.a
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `script_plugins`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d8d8c9909749a57d3cef3b8a6886aa61e2780aaa5d107ab3b2d6ac07acc5a10a"`
[INFO] running `"docker" "rm" "-f" "d8d8c9909749a57d3cef3b8a6886aa61e2780aaa5d107ab3b2d6ac07acc5a10a"`
[INFO] [stdout] d8d8c9909749a57d3cef3b8a6886aa61e2780aaa5d107ab3b2d6ac07acc5a10a