[INFO] crate exonum-system-api 1.0.0 is already in cache
[INFO] checking exonum-system-api-1.0.0 against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] extracting crate exonum-system-api 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate exonum-system-api 1.0.0 on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate exonum-system-api 1.0.0
[INFO] finished tweaking crates.io crate exonum-system-api 1.0.0
[INFO] tweaked toml for crates.io crate exonum-system-api 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "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" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "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] 6bcc81f90abdb246cac941b943ee76c86fc1689dc7dc76941344bfbf7d1300a0
[INFO] running `"docker" "start" "-a" "6bcc81f90abdb246cac941b943ee76c86fc1689dc7dc76941344bfbf7d1300a0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling protoc v2.14.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling zip v0.5.5
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking secret-tree v0.2.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling exonum_libsodium-sys v0.0.23
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.10
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling ctor v0.1.14
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling librocksdb-sys v6.7.4
[INFO] [stderr] error: could not compile `darling_core`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.10.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="strsim"' --cfg 'feature="suggestions"' -C metadata=65853245740a6b2d -C extra-filename=-65853245740a6b2d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-d291b5160561ff68.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-e13ed2d5445a674c.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6708ab1d70a942e5.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e644b4a3f98e330c.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-89274ced6d83b708.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-d505113ff55dce48.rmeta --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" "6bcc81f90abdb246cac941b943ee76c86fc1689dc7dc76941344bfbf7d1300a0"`
[INFO] running `"docker" "rm" "-f" "6bcc81f90abdb246cac941b943ee76c86fc1689dc7dc76941344bfbf7d1300a0"`
[INFO] [stdout] 6bcc81f90abdb246cac941b943ee76c86fc1689dc7dc76941344bfbf7d1300a0