[INFO] fetching crate pact_matching_ffi 0.0.5...
[INFO] testing pact_matching_ffi-0.0.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate pact_matching_ffi 0.0.5 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate pact_matching_ffi 0.0.5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pact_matching_ffi 0.0.5
[INFO] finished tweaking crates.io crate pact_matching_ffi 0.0.5
[INFO] tweaked toml for crates.io crate pact_matching_ffi 0.0.5 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88365aaf0efd3cf14fe5e52f4c8c661b3b18916377b26d4ffffae885a185349e
[INFO] running `Command { std: "docker" "start" "-a" "88365aaf0efd3cf14fe5e52f4c8c661b3b18916377b26d4ffffae885a185349e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88365aaf0efd3cf14fe5e52f4c8c661b3b18916377b26d4ffffae885a185349e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88365aaf0efd3cf14fe5e52f4c8c661b3b18916377b26d4ffffae885a185349e", kill_on_drop: false }`
[INFO] [stdout] 88365aaf0efd3cf14fe5e52f4c8c661b3b18916377b26d4ffffae885a185349e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 385e872deac0d69111c13d9f1f86d531991563ab893fb1e648a7f5e853063b6f
[INFO] running `Command { std: "docker" "start" "-a" "385e872deac0d69111c13d9f1f86d531991563ab893fb1e648a7f5e853063b6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling peresil v0.3.0
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling indextree v4.3.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling onig_sys v69.7.0
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr] error: could not compile `thiserror-impl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name thiserror_impl --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/thiserror-impl-1.0.29/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=ccea8769927883d9 -C extra-filename=-ccea8769927883d9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-699bbece778063bb.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-0758f46bd75f90b0.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-67c9796dc506885a.rlib --extern proc_macro --cap-lints allow --cap-lints=warn` (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" "385e872deac0d69111c13d9f1f86d531991563ab893fb1e648a7f5e853063b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385e872deac0d69111c13d9f1f86d531991563ab893fb1e648a7f5e853063b6f", kill_on_drop: false }`
[INFO] [stdout] 385e872deac0d69111c13d9f1f86d531991563ab893fb1e648a7f5e853063b6f