[INFO] cloning repository https://github.com/arielwang829/substrate-ocw-assignment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arielwang829/substrate-ocw-assignment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farielwang829%2Fsubstrate-ocw-assignment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farielwang829%2Fsubstrate-ocw-assignment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ee3c9d7e32c875feca1b77d4b4a45bc71de1330
[INFO] checking arielwang829/substrate-ocw-assignment/6ee3c9d7e32c875feca1b77d4b4a45bc71de1330 against 1.94.0 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farielwang829%2Fsubstrate-ocw-assignment" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/arielwang829/substrate-ocw-assignment
[INFO] finished tweaking git repo https://github.com/arielwang829/substrate-ocw-assignment
[INFO] tweaked toml for git repo https://github.com/arielwang829/substrate-ocw-assignment written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arielwang829/substrate-ocw-assignment on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/arielwang829/substrate-ocw-assignment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zeroize v1.4.1
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[INFO] [stderr]   Downloaded kvdb-rocksdb v0.12.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.15
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[INFO] [stderr]   Downloaded psm v0.1.14
[INFO] [stderr]   Downloaded sha-1 v0.9.7
[INFO] [stderr]   Downloaded parity-ws v0.10.1
[INFO] [stderr]   Downloaded finality-grandpa v0.14.3
[INFO] [stderr]   Downloaded object v0.26.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dd0a3c4f592b718656093a1f1fcbae65f0dcdfd729008edc7143d1b5b3030b5
[INFO] running `Command { std: "docker" "start" "-a" "2dd0a3c4f592b718656093a1f1fcbae65f0dcdfd729008edc7143d1b5b3030b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dd0a3c4f592b718656093a1f1fcbae65f0dcdfd729008edc7143d1b5b3030b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd0a3c4f592b718656093a1f1fcbae65f0dcdfd729008edc7143d1b5b3030b5", kill_on_drop: false }`
[INFO] [stdout] 2dd0a3c4f592b718656093a1f1fcbae65f0dcdfd729008edc7143d1b5b3030b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe23387fd3cef59760cb41b053c745681a84d9d806428a124167d6941846d7a
[INFO] running `Command { std: "docker" "start" "-a" "cfe23387fd3cef59760cb41b053c745681a84d9d806428a124167d6941846d7a", kill_on_drop: false }`
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[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking sp-core v4.0.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]    Compiling wasmtime-runtime v0.27.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking kvdb v0.10.0
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking sp-trie v4.0.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking sp-keystore v0.10.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling psm v0.1.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling wasmtime-cache v0.27.0
[INFO] [stderr]     Checking sp-state-machine v0.10.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking file-per-thread-logger v0.1.4
[INFO] [stderr]     Checking sc-allocator v4.0.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking sp-serializer v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking pwasm-utils v0.18.1
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking sp-database v4.0.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking aes-soft v0.5.0
[INFO] [stderr]     Checking stream-cipher v0.7.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking aes v0.5.0
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking chacha20 v0.5.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking substrate-prometheus-endpoint v0.9.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking trust-dns-proto v0.20.3
[INFO] [stderr]     Checking poly1305 v0.6.2
[INFO] [stderr]    Compiling cranelift-codegen v0.74.0
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]     Checking aes-gcm v0.7.0
[INFO] [stderr]     Checking chacha20poly1305 v0.6.0
[INFO] [stderr]     Checking if-watch v0.2.2
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]    Compiling libp2p-noise v0.30.0
[INFO] [stderr]    Compiling libp2p-identify v0.29.0
[INFO] [stderr]    Compiling libp2p-relay v0.2.0
[INFO] [stderr]    Compiling libp2p-floodsub v0.29.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.28.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]    Compiling libp2p-gossipsub v0.30.1
[INFO] [stderr]    Compiling libp2p-kad v0.30.0
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stdout] error: older versions of the `wasm-bindgen` crate are incompatible with current versions of Rust; please update to `wasm-bindgen` v0.2.88
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling minicbor-derive v0.6.4
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking trust-dns-resolver v0.20.3
[INFO] [stderr] error: could not compile `wasm-bindgen` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cfe23387fd3cef59760cb41b053c745681a84d9d806428a124167d6941846d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe23387fd3cef59760cb41b053c745681a84d9d806428a124167d6941846d7a", kill_on_drop: false }`
[INFO] [stdout] cfe23387fd3cef59760cb41b053c745681a84d9d806428a124167d6941846d7a