[INFO] fetching crate pallet-pair 0.1.0...
[INFO] testing pallet-pair-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate pallet-pair 0.1.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate pallet-pair 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-pair 0.1.0
[INFO] finished tweaking crates.io crate pallet-pair 0.1.0
[INFO] tweaked toml for crates.io crate pallet-pair 0.1.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c554e932b9c28ffea34fbe14ad97a313f98436baddc820598b00411bf84da77
[INFO] running `Command { std: "docker" "start" "-a" "4c554e932b9c28ffea34fbe14ad97a313f98436baddc820598b00411bf84da77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c554e932b9c28ffea34fbe14ad97a313f98436baddc820598b00411bf84da77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c554e932b9c28ffea34fbe14ad97a313f98436baddc820598b00411bf84da77", kill_on_drop: false }`
[INFO] [stdout] 4c554e932b9c28ffea34fbe14ad97a313f98436baddc820598b00411bf84da77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa32480237b442dcdfd349e7395bade44daaa89ce0884fb1e9d94553e3c05d2c
[INFO] running `Command { std: "docker" "start" "-a" "aa32480237b442dcdfd349e7395bade44daaa89ce0884fb1e9d94553e3c05d2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling sp-std v3.0.0
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling environmental v1.1.3
[INFO] [stderr]    Compiling signature v1.4.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling dyn-clone v1.0.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[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-0.20.4/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=ff0c4a095a7d68d1 -C extra-filename=-ff0c4a095a7d68d1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern funty=/opt/rustwide/target/debug/deps/libfunty-b208f4ea3ea74687.rmeta --extern radium=/opt/rustwide/target/debug/deps/libradium-6b63dba44e9234d8.rmeta --extern tap=/opt/rustwide/target/debug/deps/libtap-faa3f8ab725c68ef.rmeta --extern wyz=/opt/rustwide/target/debug/deps/libwyz-b446b9e15fbe6332.rmeta --cap-lints allow --cap-lints=forbid` (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" "aa32480237b442dcdfd349e7395bade44daaa89ce0884fb1e9d94553e3c05d2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa32480237b442dcdfd349e7395bade44daaa89ce0884fb1e9d94553e3c05d2c", kill_on_drop: false }`
[INFO] [stdout] aa32480237b442dcdfd349e7395bade44daaa89ce0884fb1e9d94553e3c05d2c