[INFO] fetching crate bitcoin 0.21.0...
[INFO] checking bitcoin-0.21.0 against nightly-2019-10-27 for pr-65897
[INFO] extracting crate bitcoin 0.21.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bitcoin 0.21.0 on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bitcoin 0.21.0
[INFO] finished tweaking crates.io crate bitcoin 0.21.0
[INFO] tweaked toml for crates.io crate bitcoin 0.21.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=allow" "-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" "+nightly-2019-10-27" "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] 88d6478d1798050697b8247164bb15f4cbcc9b6c9064fc9772fcc4f6f29220c3
[INFO] running `"docker" "start" "-a" "88d6478d1798050697b8247164bb15f4cbcc9b6c9064fc9772fcc4f6f29220c3"`
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking bech32 v0.7.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking bitcoin_hashes v0.7.1
[INFO] [stderr]    Compiling secp256k1 v0.15.5
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]     Checking bitcoin v0.21.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `bitcoin`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bitcoin src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=d11e88d6572ca0d1 -C extra-filename=-d11e88d6572ca0d1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bech32=/opt/rustwide/target/debug/deps/libbech32-5b26d7aec46c63b9.rmeta --extern bitcoin_hashes=/opt/rustwide/target/debug/deps/libbitcoin_hashes-b30936118bbc11c4.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-1f75aada9ebd39a7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-84aa6ff996d1e647.rmeta --extern secp256k1=/opt/rustwide/target/debug/deps/libsecp256k1-2ad622bf22e7ab05.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-1a510edb3499dd20.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-4b05f232ad2b5390.rmeta --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-5945d677b5cbd4c1.rmeta --cap-lints=allow -L native=/opt/rustwide/target/debug/build/secp256k1-0d1a50b3f4399efe/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "88d6478d1798050697b8247164bb15f4cbcc9b6c9064fc9772fcc4f6f29220c3"`
[INFO] running `"docker" "rm" "-f" "88d6478d1798050697b8247164bb15f4cbcc9b6c9064fc9772fcc4f6f29220c3"`
[INFO] [stdout] 88d6478d1798050697b8247164bb15f4cbcc9b6c9064fc9772fcc4f6f29220c3