[INFO] crate bitcoin 0.21.0 is already in cache
[INFO] checking bitcoin-0.21.0 against try#5e633973aa9255a88b65a39484627bb54e6044b3 for pr-66063
[INFO] extracting crate bitcoin 0.21.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate bitcoin 0.21.0 on toolchain 5e633973aa9255a88b65a39484627bb54e6044b3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "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-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5e633973aa9255a88b65a39484627bb54e6044b3" "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] 46263a3b2467160fac71a3ff4b53ff947958fec36edcb78d1b8c5674d99dff8f
[INFO] running `"docker" "start" "-a" "46263a3b2467160fac71a3ff4b53ff947958fec36edcb78d1b8c5674d99dff8f"`
[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 serde_test v1.0.102
[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=9f9e6917638b3bb1 -C extra-filename=-9f9e6917638b3bb1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bech32=/opt/rustwide/target/debug/deps/libbech32-8493cd18c8c42c8c.rmeta --extern bitcoin_hashes=/opt/rustwide/target/debug/deps/libbitcoin_hashes-5532422de9f40bb7.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f9c039353e0e2335.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-af8341273e98b716.rmeta --extern secp256k1=/opt/rustwide/target/debug/deps/libsecp256k1-90549a552008973a.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-e3e9ff06e12d2971.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-0045151e499ddcd5.rmeta --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-54db479270bd4ad9.rmeta --cap-lints=allow -L native=/opt/rustwide/target/debug/build/secp256k1-c7d9802b02c866dd/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "46263a3b2467160fac71a3ff4b53ff947958fec36edcb78d1b8c5674d99dff8f"`
[INFO] running `"docker" "rm" "-f" "46263a3b2467160fac71a3ff4b53ff947958fec36edcb78d1b8c5674d99dff8f"`
[INFO] [stdout] 46263a3b2467160fac71a3ff4b53ff947958fec36edcb78d1b8c5674d99dff8f