[INFO] cloning repository https://github.com/Francesco149/servo-embedding-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Francesco149/servo-embedding-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrancesco149%2Fservo-embedding-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrancesco149%2Fservo-embedding-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ea6d425475211031d99d788b73b0fcf97156643
[INFO] checking Francesco149/servo-embedding-example against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrancesco149%2Fservo-embedding-example" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Francesco149/servo-embedding-example on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-42/source/rust-toolchain
[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-42/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c70dbac3997dd0784504cdddcd22c57c95ba8aea6379b75c2ad5227840f8e48
[INFO] running `Command { std: "docker" "start" "-a" "2c70dbac3997dd0784504cdddcd22c57c95ba8aea6379b75c2ad5227840f8e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c70dbac3997dd0784504cdddcd22c57c95ba8aea6379b75c2ad5227840f8e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c70dbac3997dd0784504cdddcd22c57c95ba8aea6379b75c2ad5227840f8e48", kill_on_drop: false }`
[INFO] [stdout] 2c70dbac3997dd0784504cdddcd22c57c95ba8aea6379b75c2ad5227840f8e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e2d7a60ae617b6877970515af1dad1b0ddfe843099e39579956ecaf1304ab20
[INFO] running `Command { std: "docker" "start" "-a" "1e2d7a60ae617b6877970515af1dad1b0ddfe843099e39579956ecaf1304ab20", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking scopeguard v0.3.2
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v1.0.0
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking itoa v0.4.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling bindgen v0.49.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking percent-encoding v1.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling ident_case v1.0.0
[INFO] [stderr]    Compiling encoding_rs v0.8.12
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking smallbitvec v2.3.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking getopts v0.2.17
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]     Checking signpost v0.1.0 (https://github.com/pcwalton/signpost.git#7ed71250)
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling gstreamer v0.13.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]     Checking muldiv v0.2.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]     Checking atomic_refcell v0.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling gstreamer-base v0.13.0
[INFO] [stderr]     Checking boxfnonce v0.1.0
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking byte-slice-cast v0.2.0
[INFO] [stderr]    Compiling gstreamer-video v0.13.0
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking ucd v0.1.1
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.0
[INFO] [stderr]    Compiling gstreamer-sdp v0.13.0
[INFO] [stderr]     Checking binary-space-partition v0.1.2
[INFO] [stderr]    Compiling gstreamer-app v0.13.0
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling gstreamer-gl v0.13.0
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]    Compiling hyper-openssl v0.7.1
[INFO] [stderr]    Compiling gstreamer-webrtc v0.13.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling gstreamer-audio v0.13.0
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.0.6/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="use_std"' -C metadata=f1157f134ff3e721 -C extra-filename=-f1157f134ff3e721 --out-dir /opt/rustwide/target/debug/build/regex-f1157f134ff3e721 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1e2d7a60ae617b6877970515af1dad1b0ddfe843099e39579956ecaf1304ab20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2d7a60ae617b6877970515af1dad1b0ddfe843099e39579956ecaf1304ab20", kill_on_drop: false }`
[INFO] [stdout] 1e2d7a60ae617b6877970515af1dad1b0ddfe843099e39579956ecaf1304ab20