[INFO] fetching crate bitcoin 0.21.0...
[INFO] checking bitcoin-0.21.0 against beta-2019-10-27 for pr-65897
[INFO] extracting crate bitcoin 0.21.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bitcoin 0.21.0 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-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-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 22351a1a6e4ef55e1e4d1cae37561fa75a3ff927bc29b5069cda2ac8e38773c0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "22351a1a6e4ef55e1e4d1cae37561fa75a3ff927bc29b5069cda2ac8e38773c0"`
[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]     Checking serde_test v1.0.102
[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 --color never --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=5c10011eb49402e6 -C extra-filename=-5c10011eb49402e6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bech32=/opt/rustwide/target/debug/deps/libbech32-1be2677b4fa8b6de.rmeta --extern bitcoin_hashes=/opt/rustwide/target/debug/deps/libbitcoin_hashes-c29f6b5508e96338.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-d75346f43334c093.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-523a36032a97ef84.rmeta --extern secp256k1=/opt/rustwide/target/debug/deps/libsecp256k1-688026ceb3b66ed6.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-cda7097d41724dc0.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ba153ea325960cb5.rmeta --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-adb4c524772a7b16.rmeta --cap-lints=allow -L native=/opt/rustwide/target/debug/build/secp256k1-c8af240a8c628c16/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "22351a1a6e4ef55e1e4d1cae37561fa75a3ff927bc29b5069cda2ac8e38773c0"`
[INFO] running `"docker" "rm" "-f" "22351a1a6e4ef55e1e4d1cae37561fa75a3ff927bc29b5069cda2ac8e38773c0"`
[INFO] [stdout] 22351a1a6e4ef55e1e4d1cae37561fa75a3ff927bc29b5069cda2ac8e38773c0