[INFO] fetching crate pact_ffi 0.0.2...
[INFO] testing pact_ffi-0.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pact_ffi 0.0.2 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate pact_ffi 0.0.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pact_ffi 0.0.2
[INFO] finished tweaking crates.io crate pact_ffi 0.0.2
[INFO] tweaked toml for crates.io crate pact_ffi 0.0.2 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 701ee4db1af806d38081063fecd34a26a34f48d24f60aec9cbc40c20fc22d49f
[INFO] running `Command { std: "docker" "start" "-a" "701ee4db1af806d38081063fecd34a26a34f48d24f60aec9cbc40c20fc22d49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "701ee4db1af806d38081063fecd34a26a34f48d24f60aec9cbc40c20fc22d49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "701ee4db1af806d38081063fecd34a26a34f48d24f60aec9cbc40c20fc22d49f", kill_on_drop: false }`
[INFO] [stdout] 701ee4db1af806d38081063fecd34a26a34f48d24f60aec9cbc40c20fc22d49f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b90fafd1b28a84c9fe03a6ff8b98ffba625311c0f028b13584edbaedc31efa34
[INFO] running `Command { std: "docker" "start" "-a" "b90fafd1b28a84c9fe03a6ff8b98ffba625311c0f028b13584edbaedc31efa34", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling minimal-lexical v0.1.3
[INFO] [stderr]    Compiling peresil v0.3.0
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling indextree v4.3.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling onig_sys v69.7.0
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling os_info v3.0.7
[INFO] [stderr]    Compiling fern v0.6.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr] error: could not compile `futures-util`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.17/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="proc-macro-hack"' --cfg 'feature="proc-macro-nested"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' -C metadata=45f6e1fc6b2bf75b -C extra-filename=-45f6e1fc6b2bf75b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-e63b810c241dd44f.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-f3d5418223d2fe38.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-0de4ea5d52cd3d44.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-be35bba6efc24f94.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-54941fc5ee35e3a0.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-304962a425599f26.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-cc2ba12c58cb3149.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-eca84dd3ea8e853e.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-179c4ec3b1bb6929.rmeta --extern proc_macro_hack=/opt/rustwide/target/debug/deps/libproc_macro_hack-fb27140ee776283d.so --extern proc_macro_nested=/opt/rustwide/target/debug/deps/libproc_macro_nested-8ca1c391270dc1b9.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-8a986d953e272c90.rmeta --cap-lints allow --cap-lints=warn --cfg fn_like_proc_macro` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b90fafd1b28a84c9fe03a6ff8b98ffba625311c0f028b13584edbaedc31efa34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90fafd1b28a84c9fe03a6ff8b98ffba625311c0f028b13584edbaedc31efa34", kill_on_drop: false }`
[INFO] [stdout] b90fafd1b28a84c9fe03a6ff8b98ffba625311c0f028b13584edbaedc31efa34