[INFO] crate fasttext-serving 0.6.0-alpha.4 is already in cache
[INFO] checking fasttext-serving-0.6.0-alpha.4 against try#c846f8a7dc7af09647f397f047db9cc81acb60bd for pr-69129
[INFO] extracting crate fasttext-serving 0.6.0-alpha.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fasttext-serving 0.6.0-alpha.4 on toolchain c846f8a7dc7af09647f397f047db9cc81acb60bd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fasttext-serving 0.6.0-alpha.4
[INFO] finished tweaking crates.io crate fasttext-serving 0.6.0-alpha.4
[INFO] tweaked toml for crates.io crate fasttext-serving 0.6.0-alpha.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate fasttext-serving 0.6.0-alpha.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "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 `"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" "+c846f8a7dc7af09647f397f047db9cc81acb60bd" "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] e22eaf76703b903391b2f81ed7ddabbc56a08b8496012853bae0ea657e27effb
[INFO] running `"docker" "start" "-a" "e22eaf76703b903391b2f81ed7ddabbc56a08b8496012853bae0ea657e27effb"`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking tracing-core v0.1.8
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking bytestring v0.1.2
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling cfasttext-sys v0.4.1
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking fasttext v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling async-trait v0.1.21
[INFO] [stderr]    Compiling enum-as-inner v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling async-stream-impl v0.2.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.0
[INFO] [stderr] error: could not compile `async-trait`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_trait --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-trait-0.1.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=23ea369cad44f650 -C extra-filename=-23ea369cad44f650 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6dc272a197d68b5a.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1fd24e199b7db9b5.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-5831041fdc9ee6b6.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tracing-attributes`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_attributes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-attributes-0.1.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=52991640f74d0122 -C extra-filename=-52991640f74d0122 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern quote=/opt/rustwide/target/debug/deps/libquote-1fd24e199b7db9b5.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-5831041fdc9ee6b6.rlib --extern proc_macro --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" "e22eaf76703b903391b2f81ed7ddabbc56a08b8496012853bae0ea657e27effb"`
[INFO] running `"docker" "rm" "-f" "e22eaf76703b903391b2f81ed7ddabbc56a08b8496012853bae0ea657e27effb"`
[INFO] [stdout] e22eaf76703b903391b2f81ed7ddabbc56a08b8496012853bae0ea657e27effb