[INFO] updating cached repository https://github.com/eduardobraun/femapi
[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] 86fe3c39def3c837af666185a9c5d5b963b0c015
[INFO] checking eduardobraun/femapi against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feduardobraun%2Ffemapi" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eduardobraun/femapi on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/eduardobraun/femapi
[INFO] finished tweaking git repo https://github.com/eduardobraun/femapi
[INFO] tweaked toml for git repo https://github.com/eduardobraun/femapi written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/eduardobraun/femapi already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: unused manifest key: package.cargo-features
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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] 18e45c080809c0f55952fcfdb3411e77522a30b117f85403ad72490d704cc9af
[INFO] running `"docker" "start" "-a" "18e45c080809c0f55952fcfdb3411e77522a30b117f85403ad72490d704cc9af"`
[INFO] [stderr] warning: unused manifest key: package.cargo-features
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]     Checking slog v1.7.1
[INFO] [stderr]    Compiling femapi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking grounded_path v0.1.0 (https://gitlab.com/etb/grounded_path#ee1c84f9)
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking slog-extra v0.1.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking slog-stream v1.2.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]     Checking bcrypt v0.2.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking postgres-shared v0.4.2
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking slog-atomic v2.0.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking slog-scope v4.1.1
[INFO] [stderr] error: could not compile `serde_derive`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.87/src/lib.rs --color never --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 --cfg 'feature="default"' -C metadata=ff1e2f331995f8ba -C extra-filename=-ff1e2f331995f8ba --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2717670567ec621b.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-10e22ba2ea3d21d8.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-c26ef18cf41221fa.rlib --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 `"docker" "inspect" "18e45c080809c0f55952fcfdb3411e77522a30b117f85403ad72490d704cc9af"`
[INFO] running `"docker" "rm" "-f" "18e45c080809c0f55952fcfdb3411e77522a30b117f85403ad72490d704cc9af"`
[INFO] [stdout] 18e45c080809c0f55952fcfdb3411e77522a30b117f85403ad72490d704cc9af