[INFO] cloning repository https://github.com/c0ding/proof
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c0ding/proof" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ding%2Fproof", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ding%2Fproof'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98101bdc37a46937aa8f48dbdcc7206bc2f14707
[INFO] checking c0ding/proof against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc0ding%2Fproof" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/c0ding/proof on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/c0ding/proof
[INFO] finished tweaking git repo https://github.com/c0ding/proof
[INFO] tweaked toml for git repo https://github.com/c0ding/proof written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/c0ding/proof already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-error v2.0.0
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded sha2 v0.9.2
[INFO] [stderr]   Downloaded const_fn v0.4.3
[INFO] [stderr]   Downloaded async-io v1.2.0
[INFO] [stderr]   Downloaded async-global-executor v1.4.3
[INFO] [stderr]   Downloaded handlebars v3.5.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded aes v0.5.0
[INFO] [stderr]   Downloaded lru v0.6.1
[INFO] [stderr]   Downloaded poly1305 v0.6.1
[INFO] [stderr]   Downloaded chacha20poly1305 v0.6.0
[INFO] [stderr]   Downloaded if-addrs v0.6.5
[INFO] [stderr]   Downloaded errno v0.2.7
[INFO] [stderr]   Downloaded fdlimit v0.2.1
[INFO] [stderr]   Downloaded pdqselect v0.1.0
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded x25519-dalek v1.1.0
[INFO] [stderr]   Downloaded tracing-futures v0.2.4
[INFO] [stderr]   Downloaded async-trait v0.1.42
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded pin-project-internal v0.4.27
[INFO] [stderr]   Downloaded blake2 v0.9.1
[INFO] [stderr]   Downloaded flate2 v1.0.19
[INFO] [stderr]   Downloaded nb-connect v1.0.2
[INFO] [stderr]   Downloaded jsonrpc-server-utils v15.1.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.2
[INFO] [stderr]   Downloaded scroll_derive v0.10.4
[INFO] [stderr]   Downloaded dyn-clone v1.0.3
[INFO] [stderr]   Downloaded polyval v0.4.1
[INFO] [stderr]   Downloaded minicbor-derive v0.6.0
[INFO] [stderr]   Downloaded jsonrpc-derive v15.1.0
[INFO] [stderr]   Downloaded const-random v0.1.12
[INFO] [stderr]   Downloaded cuckoofilter v0.5.0
[INFO] [stderr]   Downloaded bstr v0.2.14
[INFO] [stderr]   Downloaded jsonrpc-core-client v15.1.0
[INFO] [stderr]   Downloaded jsonrpc-client-transports v15.1.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.0
[INFO] [stderr]   Downloaded wat v1.0.28
[INFO] [stderr]   Downloaded snow v0.7.2
[INFO] [stderr]   Downloaded atomic v0.5.0
[INFO] [stderr]   Downloaded pin-project v0.4.27
[INFO] [stderr]   Downloaded jsonrpc-ws-server v15.1.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.12
[INFO] [stderr]   Downloaded jsonrpc-core v15.1.0
[INFO] [stderr]   Downloaded stream-cipher v0.7.1
[INFO] [stderr]   Downloaded multistream-select v0.8.5
[INFO] [stderr]   Downloaded aes-gcm v0.7.0
[INFO] [stderr]   Downloaded environmental v1.1.2
[INFO] [stderr]   Downloaded loom v0.3.6
[INFO] [stderr]   Downloaded twox-hash v1.6.0
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.3
[INFO] [stderr]   Downloaded ref-cast v1.0.3
[INFO] [stderr]   Downloaded aesni v0.8.0
[INFO] [stderr]   Downloaded sha-1 v0.9.2
[INFO] [stderr]   Downloaded hyper v0.13.9
[INFO] [stderr]   Downloaded ring v0.16.16
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.24.0
[INFO] [stderr]   Downloaded libp2p-dns v0.24.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.25.0
[INFO] [stderr]   Downloaded libp2p-identify v0.24.0
[INFO] [stderr]   Downloaded lru_time_cache v0.11.2
[INFO] [stderr]   Downloaded libp2p-plaintext v0.24.1
[INFO] [stderr]   Downloaded libp2p-deflate v0.24.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.24.0
[INFO] [stderr]   Downloaded libp2p v0.30.1
[INFO] [stderr]   Downloaded libp2p-ping v0.24.0
[INFO] [stderr]   Downloaded libp2p-noise v0.26.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.24.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.24.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.24.0
[INFO] [stderr]   Downloaded libp2p-uds v0.24.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.24.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.27.0
[INFO] [stderr]   Downloaded socket2 v0.3.17
[INFO] [stderr]   Downloaded block-cipher v0.8.0
[INFO] [stderr]   Downloaded aes-soft v0.5.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.24.0
[INFO] [stderr]   Downloaded data-encoding v2.3.1
[INFO] [stderr]   Downloaded syn v1.0.50
[INFO] [stderr]   Downloaded libp2p-core v0.24.0
[INFO] [stderr]   Downloaded libp2p-request-response v0.5.0
[INFO] [stderr]   Downloaded ahash v0.2.19
[INFO] [stderr]   Downloaded jsonrpc-pubsub v15.1.0
[INFO] [stderr]   Downloaded chacha20 v0.5.0
[INFO] [stderr]   Downloaded salsa20 v0.6.0
[INFO] [stderr]   Downloaded async-std v1.7.0
[INFO] [stderr]   Downloaded futures v0.1.30
[INFO] [stderr]   Downloaded primitive-types v0.7.3
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.15
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded libp2p-kad v0.25.0
[INFO] [stderr]   Downloaded async-tls v0.10.0
[INFO] [stderr]   Downloaded h2 v0.2.7
[INFO] [stderr]   Downloaded polling v2.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded generator v0.6.23
[INFO] [stderr]   Downloaded derive_more v0.99.11
[INFO] [stderr]   Downloaded tiny-bip39 v0.8.0
[INFO] [stderr]   Downloaded sharded-slab v0.1.0
[INFO] [stderr]   Downloaded ed25519 v1.0.3
[INFO] [stderr]   Downloaded hmac v0.8.1
[INFO] [stderr]   Downloaded pbkdf2 v0.4.0
[INFO] [stderr]   Downloaded globset v0.4.6
[INFO] [stderr]   Downloaded scroll v0.10.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded bs58 v0.4.0
[INFO] [stderr]   Downloaded blake2s_simd v0.5.11
[INFO] [stderr]   Downloaded wepoll-sys v3.0.1
[INFO] [stderr]   Downloaded ahash v0.4.6
[INFO] [stderr]   Downloaded jsonrpc-http-server v15.1.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v15.1.0
[INFO] [stderr]   Downloaded wast v27.0.0
[INFO] [stderr]   Downloaded libp2p-pnet v0.19.2
[INFO] [stderr]   Downloaded minicbor v0.7.0
[INFO] [stderr]   Downloaded if-addrs-sys v0.3.2
[INFO] [stderr]   Downloaded parity-multiaddr v0.9.6
[INFO] [stderr]   Downloaded tokio v0.2.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1e3145223ebaf70b7d0adda2a66dec8c7f81270826ccd41ab4531cb7666deec
[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" "a1e3145223ebaf70b7d0adda2a66dec8c7f81270826ccd41ab4531cb7666deec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1e3145223ebaf70b7d0adda2a66dec8c7f81270826ccd41ab4531cb7666deec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1e3145223ebaf70b7d0adda2a66dec8c7f81270826ccd41ab4531cb7666deec", kill_on_drop: false }`
[INFO] [stdout] a1e3145223ebaf70b7d0adda2a66dec8c7f81270826ccd41ab4531cb7666deec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d34d801fcc92a0b8769351b468d91c70cc1d53d2c26d052ec19d17eb2c08317a
[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" "d34d801fcc92a0b8769351b468d91c70cc1d53d2c26d052ec19d17eb2c08317a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking sp-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=a208da16#a208da16)
[INFO] [stderr]     Checking environmental v1.1.2
[INFO] [stderr]     Checking dyn-clone v1.0.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling ahash v0.4.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking lru_time_cache v0.11.2
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0 (https://github.com/paritytech/substrate.git?rev=a208da16#a208da16)
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking wast v27.0.0
[INFO] [stderr]    Compiling node-template-runtime v2.1.0-pre.1 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]    Compiling node-template v2.1.0-pre.1 (/opt/rustwide/workdir/node)
[INFO] [stderr]     Checking regalloc v0.0.27
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]     Checking lru v0.6.1
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr] error: failed to run custom build command for `node-template-runtime v2.1.0-pre.1 (/opt/rustwide/workdir/runtime)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/node-template-runtime-bfc2f35f1a8055e3/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/node-template-runtime10426786226377072483)`
[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" "d34d801fcc92a0b8769351b468d91c70cc1d53d2c26d052ec19d17eb2c08317a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d34d801fcc92a0b8769351b468d91c70cc1d53d2c26d052ec19d17eb2c08317a", kill_on_drop: false }`
[INFO] [stdout] d34d801fcc92a0b8769351b468d91c70cc1d53d2c26d052ec19d17eb2c08317a