[INFO] cloning repository https://github.com/yxf/fawn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yxf/fawn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyxf%2Ffawn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyxf%2Ffawn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d1e92b6a955ac2414269a46b250b1e020667264
[INFO] checking yxf/fawn against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyxf%2Ffawn" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yxf/fawn on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yxf/fawn
[INFO] finished tweaking git repo https://github.com/yxf/fawn
[INFO] tweaked toml for git repo https://github.com/yxf/fawn written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/yxf/fawn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ethbloom v0.9.0
[INFO] [stderr]   Downloaded sc-client-api v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-telemetry v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-consensus v0.8.0-alpha.5
[INFO] [stderr]   Downloaded protobuf v2.13.0
[INFO] [stderr]   Downloaded sp-session v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-block-builder v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-peerset v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-cli v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-chain-spec-derive v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-chain-spec v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-transaction-payment v2.0.0-alpha.5
[INFO] [stderr]   Downloaded frame-support v2.0.0-alpha.5
[INFO] [stderr]   Downloaded frame-support-procedural-tools-derive v2.0.0-alpha.5
[INFO] [stderr]   Downloaded frame-support-procedural-tools v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-state-db v0.8.0-alpha.5
[INFO] [stderr]   Downloaded frame-support-procedural v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-indices v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-randomness-collective-flip v2.0.0-alpha.5
[INFO] [stderr]   Downloaded frame-executive v2.0.0-alpha.5
[INFO] [stderr]   Downloaded frame-system v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-timestamp v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-panic-handler v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-state-machine v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sp-externalities v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-api v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-debug-derive v2.0.0-alpha.5
[INFO] [stderr]   Downloaded substrate-prometheus-endpoint v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-tracing v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-consensus-babe v0.8.0-alpha.5
[INFO] [stderr]   Downloaded fork-tree v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-network v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-client-db v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-client v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-keystore v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-rpc-server v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-keyring v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-block-builder v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-generic-asset v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-arithmetic v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-transaction-pool v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-storage v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-inherents v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-blockchain v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-runtime v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-serializer v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-core v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-trie v2.0.0-alpha.5
[INFO] [stderr]   Downloaded memory-db v0.20.0
[INFO] [stderr]   Downloaded parity-util-mem v0.6.0
[INFO] [stderr]   Downloaded sp-runtime-interface v2.0.0-alpha.5
[INFO] [stderr]   Downloaded ethereum-types v0.9.0
[INFO] [stderr]   Downloaded sp-io v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-std v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-transaction-pool v2.0.0-alpha.5
[INFO] [stderr]   Downloaded substrate-build-script-utils v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-balances v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-sudo v2.0.0-alpha.5
[INFO] [stderr]   Downloaded frame-benchmarking v2.0.0-alpha.5
[INFO] [stderr]   Downloaded frame-metadata v11.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-rpc v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-service v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sp-consensus-pow v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sp-allocator v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-transaction-graph v2.0.0-alpha.5
[INFO] [stderr]   Downloaded pallet-transaction-payment-rpc-runtime-api v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-informant v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-basic-authorship v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-rpc-api v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sp-offchain v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-rpc v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-consensus-vrf v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-offchain v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sc-executor-common v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-executor-wasmi v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sc-executor v0.8.0-alpha.5
[INFO] [stderr]   Downloaded sp-timestamp v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-api-proc-macro v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-version v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-application-crypto v2.0.0-alpha.5
[INFO] [stderr]   Downloaded sp-wasm-interface v2.0.0-alpha.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d447ca9ef22423dc0d177649a5af56fceef00917166a128813bf930306cdfea5
[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" "d447ca9ef22423dc0d177649a5af56fceef00917166a128813bf930306cdfea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d447ca9ef22423dc0d177649a5af56fceef00917166a128813bf930306cdfea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d447ca9ef22423dc0d177649a5af56fceef00917166a128813bf930306cdfea5", kill_on_drop: false }`
[INFO] [stdout] d447ca9ef22423dc0d177649a5af56fceef00917166a128813bf930306cdfea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a4098a32c8f30aeda2a5c6fef2fe02716e0122ff043df0d647438585285be75f
[INFO] running `Command { std: "docker" "start" "-a" "a4098a32c8f30aeda2a5c6fef2fe02716e0122ff043df0d647438585285be75f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking sp-std v2.0.0-alpha.5
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
[INFO] [stderr]    Compiling protobuf v2.13.0
[INFO] [stderr]    Compiling sysinfo v0.12.0
[INFO] [stderr]     Checking interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.5
[INFO] [stderr]     Checking target_info v0.1.0
[INFO] [stderr]    Compiling substrate-build-script-utils v2.0.0-alpha.5
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking fdlimit v0.1.4
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]    Compiling pow-runtime v2.0.0 (/opt/rustwide/workdir/pow-runtime)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking salsa20-core v0.2.3
[INFO] [stderr]     Checking statrs v0.10.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr] error: failed to run custom build command for `pow-runtime v2.0.0 (/opt/rustwide/workdir/pow-runtime)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pow-runtime-f0ba2704806c623d/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]       Updating crates.io index
[INFO] [stderr]   warning: spurious network error (2 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stderr]   warning: spurious network error (1 tries remaining): failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stderr]   error: failed to get `substrate-wasm-builder` as a dependency of package `wasm-build-runner-impl v1.0.0 (/opt/rustwide/target/debug/wbuild-runner/pow-runtime376084494851685752)`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     failed to load source for dependency `substrate-wasm-builder`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     Unable to update registry `crates-io`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     failed to fetch `https://github.com/rust-lang/crates.io-index`
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     network failure seems to have happened
[INFO] [stderr]     if a proxy or similar is necessary `net.git-fetch-with-cli` may help here
[INFO] [stderr]     https://doc.rust-lang.org/cargo/reference/config.html#netgit-fetch-with-cli
[INFO] [stderr] 
[INFO] [stderr]   Caused by:
[INFO] [stderr]     failed to resolve address for github.com: Temporary failure in name resolution; class=Net (12)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a4098a32c8f30aeda2a5c6fef2fe02716e0122ff043df0d647438585285be75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4098a32c8f30aeda2a5c6fef2fe02716e0122ff043df0d647438585285be75f", kill_on_drop: false }`
[INFO] [stdout] a4098a32c8f30aeda2a5c6fef2fe02716e0122ff043df0d647438585285be75f
