[INFO] updating cached repository https://github.com/messense/fasttext-serving
[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] [stderr] From https://github.com/messense/fasttext-serving
[INFO] [stderr]    aeab474..e2f2416  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2f2416fcedfa81de025026488b716e9f2dd86f9
[INFO] checking messense/fasttext-serving against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmessense%2Ffasttext-serving" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/messense/fasttext-serving on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/messense/fasttext-serving
[INFO] finished tweaking git repo https://github.com/messense/fasttext-serving
[INFO] tweaked toml for git repo https://github.com/messense/fasttext-serving written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/messense/fasttext-serving already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7cc9df70806d44bf9a053b1d7799a041692f16773d6be7e8ce82855cfff162de
[INFO] running `"docker" "start" "-a" "7cc9df70806d44bf9a053b1d7799a041692f16773d6be7e8ce82855cfff162de"`
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling cfasttext-sys v0.4.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking fasttext v0.4.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.5
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling actix-macros v0.1.0-alpha.1
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling enum-as-inner v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.19
[INFO] [stderr] error: could not compile `bindgen`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bindgen /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bindgen-0.51.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=c600a45cbad21cae -C extra-filename=-c600a45cbad21cae --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-112db2e0810da0f8.rmeta --extern cexpr=/opt/rustwide/target/debug/deps/libcexpr-cc20b794f6fd8be9.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-b1e14059af2e6a69.rmeta --extern clang_sys=/opt/rustwide/target/debug/deps/libclang_sys-974a2691c6a4353e.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-efc5ca5f29ff6156.rmeta --extern peeking_take_while=/opt/rustwide/target/debug/deps/libpeeking_take_while-e7116c7f9eb08b43.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0dfeb3be5d71ec05.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2ba42da9d8dae38f.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-922a5da3e7f9e4df.rmeta --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-b84c34074d286879.rmeta --extern shlex=/opt/rustwide/target/debug/deps/libshlex-f8a89f64f0c614c5.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/libloading-8022d51d929faf69/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7cc9df70806d44bf9a053b1d7799a041692f16773d6be7e8ce82855cfff162de"`
[INFO] running `"docker" "rm" "-f" "7cc9df70806d44bf9a053b1d7799a041692f16773d6be7e8ce82855cfff162de"`
[INFO] [stdout] 7cc9df70806d44bf9a053b1d7799a041692f16773d6be7e8ce82855cfff162de