[INFO] fetching crate pallet-dapps-staking 1.3.0...
[INFO] checking pallet-dapps-staking-1.3.0 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate pallet-dapps-staking 1.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pallet-dapps-staking 1.3.0 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-dapps-staking 1.3.0
[INFO] finished tweaking crates.io crate pallet-dapps-staking 1.3.0
[INFO] tweaked toml for crates.io crate pallet-dapps-staking 1.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "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" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bffc5799e472d3774d74cc252ec77a38d7d29d3f5a146dab0d27c2dbd253d99c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bffc5799e472d3774d74cc252ec77a38d7d29d3f5a146dab0d27c2dbd253d99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bffc5799e472d3774d74cc252ec77a38d7d29d3f5a146dab0d27c2dbd253d99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bffc5799e472d3774d74cc252ec77a38d7d29d3f5a146dab0d27c2dbd253d99c", kill_on_drop: false }`
[INFO] [stdout] bffc5799e472d3774d74cc252ec77a38d7d29d3f5a146dab0d27c2dbd253d99c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 603d7d5b7a6141af540ee61c3b3d320e95c7fcb24b99deae1a69095a2d222e89
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "603d7d5b7a6141af540ee61c3b3d320e95c7fcb24b99deae1a69095a2d222e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking sp-std v2.0.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]     Checking pwasm-utils v0.14.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking sp-panic-handler v2.0.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]     Checking trie-db v0.22.3
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking statrs v0.10.0
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr] error: could not compile `libsecp256k1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name secp256k1 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libsecp256k1-0.3.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="hmac"' --cfg 'feature="hmac-drbg"' --cfg 'feature="sha2"' --cfg 'feature="std"' --cfg 'feature="typenum"' -C metadata=13a76f4afb1c2281 -C extra-filename=-13a76f4afb1c2281 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-3bf866771b9d68ca.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-86ff9cd4fcb44b38.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-26b09d6746984239.rmeta --extern hmac_drbg=/opt/rustwide/target/debug/deps/libhmac_drbg-6712abf398d530a0.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-96cbc1a2b365d094.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-560163fc065d637c.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-9775ba1f065e6886.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-ffd7501bfcaa052c.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" "603d7d5b7a6141af540ee61c3b3d320e95c7fcb24b99deae1a69095a2d222e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603d7d5b7a6141af540ee61c3b3d320e95c7fcb24b99deae1a69095a2d222e89", kill_on_drop: false }`
[INFO] [stdout] 603d7d5b7a6141af540ee61c3b3d320e95c7fcb24b99deae1a69095a2d222e89