[INFO] cloning repository https://github.com/nczhu/parachain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nczhu/parachain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnczhu%2Fparachain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnczhu%2Fparachain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a83cf7e1c055368e3f8cc4f14449f794edd37d9
[INFO] checking nczhu/parachain against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnczhu%2Fparachain" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nczhu/parachain on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nczhu/parachain
[INFO] finished tweaking git repo https://github.com/nczhu/parachain
[INFO] tweaked toml for git repo https://github.com/nczhu/parachain written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/nczhu/parachain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate-bip39`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/parity-common`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-array v0.8.3
[INFO] [stderr]   Downloaded synstructure v0.10.1
[INFO] [stderr]   Downloaded tokio-trace-core v0.1.0
[INFO] [stderr]   Downloaded strum_macros v0.14.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.43
[INFO] [stderr]   Downloaded exit-future v0.1.4
[INFO] [stderr]   Downloaded cexpr v0.3.5
[INFO] [stderr]   Downloaded paste v0.1.5
[INFO] [stderr]   Downloaded clang-sys v0.26.4
[INFO] [stderr]   Downloaded libp2p-secio v0.6.0
[INFO] [stderr]   Downloaded bitmask v0.5.0
[INFO] [stderr]   Downloaded yamux v0.1.9
[INFO] [stderr]   Downloaded hmac v0.7.0
[INFO] [stderr]   Downloaded hashbrown v0.1.8
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded fdlimit v0.1.1
[INFO] [stderr]   Downloaded tiny-keccak v1.4.2
[INFO] [stderr]   Downloaded slog v2.4.1
[INFO] [stderr]   Downloaded slog-json v2.3.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.6.0
[INFO] [stderr]   Downloaded rw-stream-sink v0.1.1
[INFO] [stderr]   Downloaded security-framework v0.2.2
[INFO] [stderr]   Downloaded libp2p-plaintext v0.6.0
[INFO] [stderr]   Downloaded sysinfo v0.8.2
[INFO] [stderr]   Downloaded linked_hash_set v0.1.3
[INFO] [stderr]   Downloaded libp2p-core-derive v0.6.0
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded string v0.1.3
[INFO] [stderr]   Downloaded rocksdb v0.11.0
[INFO] [stderr]   Downloaded fs-swap v0.2.4
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] [stderr]   Downloaded libp2p-kad v0.6.0
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.1
[INFO] [stderr]   Downloaded target_info v0.1.0
[INFO] [stderr]   Downloaded interleaved-ordered v0.1.1
[INFO] [stderr]   Downloaded libloading v0.5.0
[INFO] [stderr]   Downloaded merlin v1.0.3
[INFO] [stderr]   Downloaded slog-async v2.3.0
[INFO] [stderr]   Downloaded blake2 v0.8.0
[INFO] [stderr]   Downloaded hyper v0.12.27
[INFO] [stderr]   Downloaded ctr v0.3.2
[INFO] [stderr]   Downloaded x25519-dalek v0.5.2
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.2
[INFO] [stderr]   Downloaded parity-ws v0.8.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v10.1.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v10.1.0
[INFO] [stderr]   Downloaded twofish v0.2.0
[INFO] [stderr]   Downloaded futures v0.1.26
[INFO] [stderr]   Downloaded block-buffer v0.2.0
[INFO] [stderr]   Downloaded libp2p-ping v0.6.0
[INFO] [stderr]   Downloaded snow v0.5.2
[INFO] [stderr]   Downloaded multistream-select v0.4.0
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded asn1_der v0.6.1
[INFO] [stderr]   Downloaded libsecp256k1 v0.2.2
[INFO] [stderr]   Downloaded nohash-hasher v0.1.1
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.6
[INFO] [stderr]   Downloaded protobuf v2.4.2
[INFO] [stderr]   Downloaded hmac-drbg v0.1.2
[INFO] [stderr]   Downloaded curve25519-dalek v1.1.3
[INFO] [stderr]   Downloaded libp2p-uds v0.6.0
[INFO] [stderr]   Downloaded bindgen v0.47.3
[INFO] [stderr]   Downloaded libp2p-tcp v0.6.0
[INFO] [stderr]   Downloaded libp2p-ratelimit v0.6.0
[INFO] [stderr]   Downloaded dns-parser v0.8.0
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.1
[INFO] [stderr]   Downloaded openssl v0.10.20
[INFO] [stderr]   Downloaded libp2p-identify v0.6.0
[INFO] [stderr]   Downloaded trie-db v0.12.2
[INFO] [stderr]   Downloaded primitive-types v0.2.1
[INFO] [stderr]   Downloaded tokio v0.1.18
[INFO] [stderr]   Downloaded parity-codec v3.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.90
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded bigint v4.4.1
[INFO] [stderr]   Downloaded tokio-uds v0.2.5
[INFO] [stderr]   Downloaded rayon v1.0.3
[INFO] [stderr]   Downloaded libp2p-floodsub v0.6.0
[INFO] [stderr]   Downloaded aes-ctr v0.3.0
[INFO] [stderr]   Downloaded once_cell v0.1.8
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded parity-crypto v0.3.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.6.0
[INFO] [stderr]   Downloaded data-encoding v2.1.2
[INFO] [stderr]   Downloaded crypto-mac v0.4.0
[INFO] [stderr]   Downloaded memory-db v0.12.2
[INFO] [stderr]   Downloaded http v0.1.17
[INFO] [stderr]   Downloaded sha3 v0.8.1
[INFO] [stderr]   Downloaded security-framework-sys v0.2.3
[INFO] [stderr]   Downloaded libp2p-dns v0.6.0
[INFO] [stderr]   Downloaded jsonrpc-derive v10.1.0
[INFO] [stderr]   Downloaded ctrlc v3.1.1
[INFO] [stderr]   Downloaded digest v0.6.2
[INFO] [stderr]   Downloaded schnorrkel v0.1.1
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.3
[INFO] [stderr]   Downloaded MacTypes-sys v2.1.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded zeroize v0.5.2
[INFO] [stderr]   Downloaded hmac v0.4.2
[INFO] [stderr]   Downloaded elastic-array v0.10.2
[INFO] [stderr]   Downloaded jsonrpc-http-server v10.1.0
[INFO] [stderr]   Downloaded sha2 v0.6.0
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded hex-literal v0.1.4
[INFO] [stderr]   Downloaded regex v1.1.5
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]   Downloaded h2 v0.1.18
[INFO] [stderr]   Downloaded unicase v2.3.0
[INFO] [stderr]   Downloaded slog-scope v4.1.1
[INFO] [stderr]   Downloaded rustc-hex v2.0.1
[INFO] [stderr]   Downloaded librocksdb-sys v5.17.2
[INFO] [stderr]   Downloaded parity-multihash v0.1.0
[INFO] [stderr]   Downloaded tempfile v3.0.7
[INFO] [stderr]   Downloaded libp2p-core v0.6.0
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded tk-listen v0.2.1
[INFO] [stderr]   Downloaded integer-sqrt v0.1.2
[INFO] [stderr]   Downloaded subtle v2.0.0
[INFO] [stderr]   Downloaded tiny-bip39 v0.6.1
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.13
[INFO] [stderr]   Downloaded serde v1.0.90
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.1
[INFO] [stderr]   Downloaded tokio-timer v0.2.10
[INFO] [stderr]   Downloaded jsonrpc-ws-server v10.1.0
[INFO] [stderr]   Downloaded jsonrpc-core v10.1.0
[INFO] [stderr]   Downloaded tokio-dns-unofficial v0.4.0
[INFO] [stderr]   Downloaded block-padding v0.1.3
[INFO] [stderr]   Downloaded block-buffer v0.7.0
[INFO] [stderr]   Downloaded generic-array v0.12.0
[INFO] [stderr]   Downloaded parity-wasm v0.31.3
[INFO] [stderr]   Downloaded wasmi v0.4.4
[INFO] [stderr]   Downloaded trie-root v0.12.2
[INFO] [stderr]   Downloaded hash-db v0.12.2
[INFO] [stderr]   Downloaded tokio-sync v0.1.4
[INFO] [stderr]   Downloaded rayon-core v1.4.1
[INFO] [stderr]   Downloaded cc v1.0.26
[INFO] [stderr]   Downloaded cuckoofilter v0.3.2
[INFO] [stderr]   Downloaded libp2p-mplex v0.6.0
[INFO] [stderr]   Downloaded static_slice v0.0.3
[INFO] [stderr]   Downloaded libp2p-noise v0.4.0
[INFO] [stderr]   Downloaded aio-limited v0.1.0
[INFO] [stderr]   Downloaded libc v0.2.51
[INFO] [stderr]   Downloaded stream-cipher v0.3.0
[INFO] [stderr]   Downloaded websocket v0.22.3
[INFO] [stderr]   Downloaded libp2p-websocket v0.6.0
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.1
[INFO] [stderr]   Downloaded secp256k1 v0.12.2
[INFO] [stderr]   Downloaded quick-error v0.1.4
[INFO] [stderr]   Downloaded parity-multiaddr v0.2.0
[INFO] [stderr]   Downloaded stdweb v0.4.15
[INFO] [stderr]   Downloaded libp2p v0.6.0
[INFO] [stderr]   Downloaded crossbeam v0.6.0
[INFO] [stderr]   Downloaded environmental v1.0.1
[INFO] [stderr]   Downloaded ws v0.7.9
[INFO] [stderr]   Downloaded hashmap_core v0.1.10
[INFO] [stderr]   Downloaded hash256-std-hasher v0.12.2
[INFO] [stderr]   Downloaded backtrace v0.3.15
[INFO] [stderr]   Downloaded blake2-rfc v0.2.18
[INFO] [stderr]   Downloaded proc-macro-crate v0.1.3
[INFO] [stderr]   Downloaded parity-codec-derive v3.3.0
[INFO] [stderr]   Downloaded syn v0.15.30
[INFO] [stderr]   Downloaded names v0.11.0
[INFO] [stderr]   Downloaded safe-mix v1.0.0
[INFO] [stderr]   Downloaded fixed-hash v0.3.0
[INFO] [stderr]   Downloaded impl-serde v0.1.1
[INFO] [stderr]   Downloaded crunchy v0.2.1
[INFO] [stderr]   Downloaded uint v0.6.1
[INFO] [stderr]   Downloaded spin v0.5.0
[INFO] [stderr]   Downloaded twox-hash v1.1.2
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
[INFO] [stderr]   Downloaded cfg-if v0.1.7
[INFO] [stderr]   Downloaded vergen v3.0.4
[INFO] [stderr]   Downloaded paste-impl v0.1.5
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.4
[INFO] [stderr]   Downloaded unsigned-varint v0.2.2
[INFO] [stderr]   Downloaded strum v0.14.0
[INFO] [stderr]   Downloaded bs58 v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca21810e6f6c9d2ce477bacb7c1b9131596d4e2d4a2183c69275f8b6b95f6b1f
[INFO] running `Command { std: "docker" "start" "-a" "ca21810e6f6c9d2ce477bacb7c1b9131596d4e2d4a2183c69275f8b6b95f6b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca21810e6f6c9d2ce477bacb7c1b9131596d4e2d4a2183c69275f8b6b95f6b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca21810e6f6c9d2ce477bacb7c1b9131596d4e2d4a2183c69275f8b6b95f6b1f", kill_on_drop: false }`
[INFO] [stdout] ca21810e6f6c9d2ce477bacb7c1b9131596d4e2d4a2183c69275f8b6b95f6b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4cabe77e8949f7a90f5f9c103cb17e792beca1552647779472338d2090bc13f
[INFO] running `Command { std: "docker" "start" "-a" "c4cabe77e8949f7a90f5f9c103cb17e792beca1552647779472338d2090bc13f", 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] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "c4cabe77e8949f7a90f5f9c103cb17e792beca1552647779472338d2090bc13f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4cabe77e8949f7a90f5f9c103cb17e792beca1552647779472338d2090bc13f", kill_on_drop: false }`
[INFO] [stdout] c4cabe77e8949f7a90f5f9c103cb17e792beca1552647779472338d2090bc13f