[INFO] cloning repository https://github.com/mattdean-digicatapult/distributed-learning-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattdean-digicatapult/distributed-learning-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattdean-digicatapult%2Fdistributed-learning-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattdean-digicatapult%2Fdistributed-learning-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 090ea5019bc45b3fb14861f2a1137bf945191907
[INFO] testing mattdean-digicatapult/distributed-learning-demo against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattdean-digicatapult%2Fdistributed-learning-demo" "/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/mattdean-digicatapult/distributed-learning-demo on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattdean-digicatapult/distributed-learning-demo
[INFO] finished tweaking git repo https://github.com/mattdean-digicatapult/distributed-learning-demo
[INFO] tweaked toml for git repo https://github.com/mattdean-digicatapult/distributed-learning-demo written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mattdean-digicatapult/distributed-learning-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Xanewok/json`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alt_serde_derive v1.0.104
[INFO] [stderr]   Downloaded alt_serde v1.0.104
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9622b33fba0675b51473dba0a1879774bb237ea47b4da51931ef8966beb8c70
[INFO] running `Command { std: "docker" "start" "-a" "d9622b33fba0675b51473dba0a1879774bb237ea47b4da51931ef8966beb8c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9622b33fba0675b51473dba0a1879774bb237ea47b4da51931ef8966beb8c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9622b33fba0675b51473dba0a1879774bb237ea47b4da51931ef8966beb8c70", kill_on_drop: false }`
[INFO] [stdout] d9622b33fba0675b51473dba0a1879774bb237ea47b4da51931ef8966beb8c70
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23497a83999e3d00f0ef67417a3df73fe2e924de709a76ff654784619c04974b
[INFO] running `Command { std: "docker" "start" "-a" "23497a83999e3d00f0ef67417a3df73fe2e924de709a76ff654784619c04974b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling signature v1.1.0
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling wasmparser v0.57.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]    Compiling sp-std v2.0.0-rc5 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc5#e00d78cb)
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling hash-db v0.15.2
[INFO] [stderr]    Compiling environmental v1.1.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling integer-sqrt v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling event-listener v2.2.1
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling protobuf v2.16.2
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]    Compiling wasmparser v0.59.0
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling bitmask v0.5.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling ip_network v0.3.4
[INFO] [stderr]    Compiling mio-named-pipes v0.1.7
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling alt_serde v1.0.104
[INFO] [stderr]    Compiling sysinfo v0.14.15
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling retain_mut v0.1.1
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.6 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc5#e00d78cb)
[INFO] [stderr]    Compiling platforms v0.2.1
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0-rc5 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc5#e00d78cb)
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling safe-mix v1.0.1
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling tracing-core v0.1.11
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling ed25519 v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling trie-root v0.16.0
[INFO] [stderr]    Compiling quicksink v0.1.2
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling concurrent-queue v1.1.2
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling linked_hash_set v0.1.4
[INFO] [stderr]    Compiling wast v21.0.0
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling substrate-build-script-utils v2.0.0-rc5 (https://github.com/paritytech/substrate.git?tag=v2.0.0-rc5#e00d78cb)
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling node-template-runtime v2.0.0-rc5 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling async-channel v1.1.1
[INFO] [stderr]    Compiling libflate v1.0.2
[INFO] [stderr]    Compiling snow v0.7.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr] error: could not compile `parity-wasm`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name parity_wasm --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/parity-wasm-0.41.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=c3978846b078d008 -C extra-filename=-c3978846b078d008 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "23497a83999e3d00f0ef67417a3df73fe2e924de709a76ff654784619c04974b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23497a83999e3d00f0ef67417a3df73fe2e924de709a76ff654784619c04974b", kill_on_drop: false }`
[INFO] [stdout] 23497a83999e3d00f0ef67417a3df73fe2e924de709a76ff654784619c04974b
