[INFO] fetching crate wagyu 0.6.3...
[INFO] testing wagyu-0.6.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate wagyu 0.6.3 into /workspace/builds/worker-58/source
[INFO] validating manifest of crates.io crate wagyu 0.6.3 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 wagyu 0.6.3
[INFO] finished tweaking crates.io crate wagyu 0.6.3
[INFO] tweaked toml for crates.io crate wagyu 0.6.3 written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate crates.io crate wagyu 0.6.3 already has a lockfile, it will not be regenerated
[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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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] ce863817e02c70bcc3e4cad23887da07fb51819325c518642c9d4c48f9bbf828
[INFO] running `Command { std: "docker" "start" "-a" "ce863817e02c70bcc3e4cad23887da07fb51819325c518642c9d4c48f9bbf828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce863817e02c70bcc3e4cad23887da07fb51819325c518642c9d4c48f9bbf828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce863817e02c70bcc3e4cad23887da07fb51819325c518642c9d4c48f9bbf828", kill_on_drop: false }`
[INFO] [stdout] ce863817e02c70bcc3e4cad23887da07fb51819325c518642c9d4c48f9bbf828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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] b36c8756d84f2dae041ca8e1e5932e42cc2ae20558fbadfb75e4001b14f89e6f
[INFO] running `Command { std: "docker" "start" "-a" "b36c8756d84f2dae041ca8e1e5932e42cc2ae20558fbadfb75e4001b14f89e6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling bitvec v0.15.2
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling bech32 v0.6.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling opaque-debug v0.1.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling crypto_api v0.2.2
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling wagyu-zcash-parameters-5 v0.2.0
[INFO] [stderr]    Compiling wagyu-zcash-parameters-3 v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling wagyu-zcash-parameters-1 v0.2.0
[INFO] [stderr]    Compiling wagyu-zcash-parameters-4 v0.2.0
[INFO] [stderr]    Compiling wagyu-zcash-parameters-6 v0.2.0
[INFO] [stderr]    Compiling wagyu-zcash-parameters-2 v0.2.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crypto_api_chachapoly v0.2.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr] error: could not compile `bitvec`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bitvec --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bitvec-0.15.2/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="std"' -C metadata=311e17568f7a9c7a -C extra-filename=-311e17568f7a9c7a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "b36c8756d84f2dae041ca8e1e5932e42cc2ae20558fbadfb75e4001b14f89e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b36c8756d84f2dae041ca8e1e5932e42cc2ae20558fbadfb75e4001b14f89e6f", kill_on_drop: false }`
[INFO] [stdout] b36c8756d84f2dae041ca8e1e5932e42cc2ae20558fbadfb75e4001b14f89e6f