[INFO] fetching crate pezcumulus-test-relay-sproof-builder 0.7.0...
[INFO] checking pezcumulus-test-relay-sproof-builder-0.7.0 against try#1bdcb63291ccffc030f8223f6f978568dd240e3e for pr-155500
[INFO] extracting crate pezcumulus-test-relay-sproof-builder 0.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pezcumulus-test-relay-sproof-builder 0.7.0
[INFO] finished tweaking crates.io crate pezcumulus-test-relay-sproof-builder 0.7.0
[INFO] tweaked toml for crates.io crate pezcumulus-test-relay-sproof-builder 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pezcumulus-test-relay-sproof-builder 0.7.0 on toolchain 1bdcb63291ccffc030f8223f6f978568dd240e3e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pezcumulus-test-relay-sproof-builder 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65c1e52b27f00b4743156d2c5f38992cc36bb76f905ce2fbd7f29b00d8ae3587
[INFO] running `Command { std: "docker" "start" "-a" "65c1e52b27f00b4743156d2c5f38992cc36bb76f905ce2fbd7f29b00d8ae3587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65c1e52b27f00b4743156d2c5f38992cc36bb76f905ce2fbd7f29b00d8ae3587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c1e52b27f00b4743156d2c5f38992cc36bb76f905ce2fbd7f29b00d8ae3587", kill_on_drop: false }`
[INFO] [stdout] 65c1e52b27f00b4743156d2c5f38992cc36bb76f905ce2fbd7f29b00d8ae3587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d9ef5c4938f28efbe1c60e6de8c3de6e04abf2b0201eec637320293fe82eea7
[INFO] running `Command { std: "docker" "start" "-a" "2d9ef5c4938f28efbe1c60e6de8c3de6e04abf2b0201eec637320293fe82eea7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling derive-syn-parse v0.2.0
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.147
[INFO] [stderr]    Compiling cc v1.2.50
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]    Compiling pezsp-debug-derive v14.0.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling jam-codec v0.1.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling zmij v0.1.7
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking ref-cast v1.0.25
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling jam-codec-derive v0.1.1
[INFO] [stderr]     Checking base64ct v1.8.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking serdect v0.2.0
[INFO] [stderr]     Checking impl-serde v0.5.0
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking getrandom_or_panic v0.0.3
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling libsecp256k1 v0.7.2
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking merlin v3.0.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking hex-conservative v0.2.2
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking bitcoin_hashes v0.14.1
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1bdcb63291ccffc030f8223f6f978568dd240e3e/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=10fde85891873824 -C extra-filename=-210af4fe5fa42792 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-9538af7b3d011049.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-dcf7de9b7b72224c.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-aa304a1710f8e15d.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-4507c4289566c1cc.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-2bf2751ab4d2fded.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-1bc581a20d952255.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-adc373add51865f0.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-5cecbae01b8c8dea.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-b0f739f431539d89.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-851681635ce5bc18.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2d9ef5c4938f28efbe1c60e6de8c3de6e04abf2b0201eec637320293fe82eea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9ef5c4938f28efbe1c60e6de8c3de6e04abf2b0201eec637320293fe82eea7", kill_on_drop: false }`
[INFO] [stdout] 2d9ef5c4938f28efbe1c60e6de8c3de6e04abf2b0201eec637320293fe82eea7