[INFO] cloning repository https://github.com/mytechtip/substrate-poe-dapp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mytechtip/substrate-poe-dapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmytechtip%2Fsubstrate-poe-dapp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmytechtip%2Fsubstrate-poe-dapp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94cb56b24adfaf0892fcb7d8fef3e6a38165df3a
[INFO] checking mytechtip/substrate-poe-dapp against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmytechtip%2Fsubstrate-poe-dapp" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mytechtip/substrate-poe-dapp on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mytechtip/substrate-poe-dapp
[INFO] finished tweaking git repo https://github.com/mytechtip/substrate-poe-dapp
[INFO] tweaked toml for git repo https://github.com/mytechtip/substrate-poe-dapp written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mytechtip/substrate-poe-dapp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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 yamux v0.4.7
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.9.0
[INFO] [stderr]   Downloaded prometheus v0.9.0
[INFO] [stderr]   Downloaded hex-literal v0.2.1
[INFO] [stderr]   Downloaded jsonrpc-client-transports v14.2.0
[INFO] [stderr]   Downloaded substrate-bip39 v0.4.1
[INFO] [stderr]   Downloaded jsonrpc-derive v14.2.1
[INFO] [stderr]   Downloaded parity-multiaddr v0.9.1
[INFO] [stderr]   Downloaded tracing-core v0.1.14
[INFO] [stderr]   Downloaded libp2p-core-derive v0.20.1
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.20.1
[INFO] [stderr]   Downloaded libp2p-mdns v0.20.0
[INFO] [stderr]   Downloaded libp2p-ping v0.20.0
[INFO] [stderr]   Downloaded libp2p-dns v0.20.0
[INFO] [stderr]   Downloaded libp2p-identify v0.20.0
[INFO] [stderr]   Downloaded jsonrpc-ws-server v14.2.0
[INFO] [stderr]   Downloaded libp2p-noise v0.21.0
[INFO] [stderr]   Downloaded fdlimit v0.1.4
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.20.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v14.2.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.20.0
[INFO] [stderr]   Downloaded libp2p-request-response v0.1.1
[INFO] [stderr]   Downloaded hex-literal-impl v0.2.2
[INFO] [stderr]   Downloaded libp2p-mplex v0.20.0
[INFO] [stderr]   Downloaded jsonrpc-http-server v14.2.0
[INFO] [stderr]   Downloaded libp2p-deflate v0.20.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v14.2.0
[INFO] [stderr]   Downloaded libp2p-kad v0.21.0
[INFO] [stderr]   Downloaded libp2p-noise v0.22.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.20.0
[INFO] [stderr]   Downloaded libp2p-secio v0.20.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.20.1
[INFO] [stderr]   Downloaded libp2p-plaintext v0.20.0
[INFO] [stderr]   Downloaded ctr v0.3.2
[INFO] [stderr]   Downloaded aes-ctr v0.3.0
[INFO] [stderr]   Downloaded libp2p-uds v0.20.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.21.1
[INFO] [stderr]   Downloaded rocksdb v0.14.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.20.0
[INFO] [stderr]   Downloaded libp2p v0.22.0
[INFO] [stderr]   Downloaded libp2p v0.23.0
[INFO] [stderr]   Downloaded libp2p-core v0.20.1
[INFO] [stderr]   Downloaded twofish v0.2.0
[INFO] [stderr]   Downloaded librocksdb-sys v6.7.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44992e501a09ff1e36946c9364a04855bfb58b4420697b944f5a3690153c11fb
[INFO] running `Command { std: "docker" "start" "-a" "44992e501a09ff1e36946c9364a04855bfb58b4420697b944f5a3690153c11fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44992e501a09ff1e36946c9364a04855bfb58b4420697b944f5a3690153c11fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44992e501a09ff1e36946c9364a04855bfb58b4420697b944f5a3690153c11fb", kill_on_drop: false }`
[INFO] [stdout] 44992e501a09ff1e36946c9364a04855bfb58b4420697b944f5a3690153c11fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d836f6c07f03b681f2e717057eb9ee9deb81f7062b4037bd398c7d3fc781665
[INFO] running `Command { std: "docker" "start" "-a" "7d836f6c07f03b681f2e717057eb9ee9deb81f7062b4037bd398c7d3fc781665", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking sp-std v2.0.0-rc6 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc6#be8bb186)
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]    Compiling prometheus v0.9.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.6 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc6#be8bb186)
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0-rc6 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc6#be8bb186)
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]    Compiling substrate-build-script-utils v2.0.0-rc6 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc6#be8bb186)
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking wat v1.0.22
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking fdlimit v0.1.4
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking generic-array v0.14.3
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking trie-db v0.22.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc6 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc6#be8bb186)
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.1
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0-rc6 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc6#be8bb186)
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling async-trait v0.1.38
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr] error: could not compile `impl-trait-for-tuples`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name impl_trait_for_tuples --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/impl-trait-for-tuples-0.1.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=b3db3c7627667fc2 -C extra-filename=-b3db3c7627667fc2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-568b3a563ff7fb3d.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-83260bb8ddf65144.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-528bfcaf63b4e101.rlib --extern proc_macro --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" "7d836f6c07f03b681f2e717057eb9ee9deb81f7062b4037bd398c7d3fc781665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d836f6c07f03b681f2e717057eb9ee9deb81f7062b4037bd398c7d3fc781665", kill_on_drop: false }`
[INFO] [stdout] 7d836f6c07f03b681f2e717057eb9ee9deb81f7062b4037bd398c7d3fc781665