[INFO] crate secp256kfun 0.1.2 is already in cache
[INFO] testing secp256kfun-0.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate secp256kfun 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate secp256kfun 0.1.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate secp256kfun 0.1.2
[INFO] finished tweaking crates.io crate secp256kfun 0.1.2
[INFO] tweaked toml for crates.io crate secp256kfun 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate secp256kfun 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a57b5d31235d7b5b4e4d37cfc862a98520e55ee21ad1f133bbecb40529eeac8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a57b5d31235d7b5b4e4d37cfc862a98520e55ee21ad1f133bbecb40529eeac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a57b5d31235d7b5b4e4d37cfc862a98520e55ee21ad1f133bbecb40529eeac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57b5d31235d7b5b4e4d37cfc862a98520e55ee21ad1f133bbecb40529eeac8c", kill_on_drop: false }`
[INFO] [stdout] a57b5d31235d7b5b4e4d37cfc862a98520e55ee21ad1f133bbecb40529eeac8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45e2dfc0315e03efd2f0baf71d325c245d0cf79edce098a73e3aa50b0821cc39
[INFO] running `Command { std: "docker" "start" "-a" "45e2dfc0315e03efd2f0baf71d325c245d0cf79edce098a73e3aa50b0821cc39", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling secp256kfun_parity_backend v0.1.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling secp256kfun v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `secp256kfun`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name secp256kfun --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=94309ca14fd098be -C extra-filename=-94309ca14fd098be --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern digest=/opt/rustwide/target/debug/deps/libdigest-306e53330308f8f1.rmeta --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-6e5c17c63c7e94c0.rmeta --extern parity_backend=/opt/rustwide/target/debug/deps/libsecp256kfun_parity_backend-36f774b37a08e8d0.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-30b73a918bf14541.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-eee97a5a157ec1aa.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "45e2dfc0315e03efd2f0baf71d325c245d0cf79edce098a73e3aa50b0821cc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e2dfc0315e03efd2f0baf71d325c245d0cf79edce098a73e3aa50b0821cc39", kill_on_drop: false }`
[INFO] [stdout] 45e2dfc0315e03efd2f0baf71d325c245d0cf79edce098a73e3aa50b0821cc39