[INFO] cloning repository https://github.com/gifitsp/PolkaExchange
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gifitsp/PolkaExchange" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifitsp%2FPolkaExchange", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifitsp%2FPolkaExchange'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1562df8714ccfcbfccc90f00034f66f26bc46737
[INFO] testing gifitsp/PolkaExchange against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgifitsp%2FPolkaExchange" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gifitsp/PolkaExchange on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gifitsp/PolkaExchange
[INFO] finished tweaking git repo https://github.com/gifitsp/PolkaExchange
[INFO] tweaked toml for git repo https://github.com/gifitsp/PolkaExchange written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/gifitsp/PolkaExchange already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded sc-client-db v0.9.0
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[INFO] [stderr]   Downloaded sp-state-machine v0.9.0
[INFO] [stderr]   Downloaded wasmtime-cache v0.22.0
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[INFO] [stderr]   Downloaded sp-application-crypto v3.0.0
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[INFO] [stderr]   Downloaded wasmtime-debug v0.22.0
[INFO] [stderr]   Downloaded sp-version v3.0.0
[INFO] [stderr]   Downloaded sp-keystore v0.9.0
[INFO] [stderr]   Downloaded wasmtime-obj v0.22.0
[INFO] [stderr]   Downloaded wasmtime-jit v0.22.0
[INFO] [stderr]   Downloaded pallet-balances v3.0.0
[INFO] [stderr]   Downloaded sp-externalities v0.9.0
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[INFO] [stderr]   Downloaded ed25519 v1.1.1
[INFO] [stderr]   Downloaded cranelift-entity v0.69.0
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[INFO] [stderr]   Downloaded sp-panic-handler v3.0.0
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[INFO] [stderr]   Downloaded sp-serializer v3.0.0
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[INFO] [stderr]   Downloaded sp-finality-grandpa v3.0.0
[INFO] [stderr]   Downloaded pallet-grandpa v3.0.0
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[INFO] [stderr]   Downloaded pallet-timestamp v3.0.0
[INFO] [stderr]   Downloaded sp-io v3.0.0
[INFO] [stderr]   Downloaded sp-keyring v3.0.0
[INFO] [stderr]   Downloaded sc-consensus-aura v0.9.0
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[INFO] [stderr]   Downloaded pallet-transaction-payment-rpc-runtime-api v3.0.0
[INFO] [stderr]   Downloaded sc-basic-authorship v0.9.0
[INFO] [stderr]   Downloaded sc-chain-spec-derive v3.0.0
[INFO] [stderr]   Downloaded sc-consensus-epochs v0.9.0
[INFO] [stderr]   Downloaded pallet-transaction-payment v3.0.0
[INFO] [stderr]   Downloaded sp-consensus-slots v0.9.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.28.1
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[INFO] [stderr]   Downloaded sp-consensus-aura v0.9.0
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[INFO] [stderr]   Downloaded sc-network-gossip v0.9.0
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[INFO] [stderr]   Downloaded libp2p-deflate v0.27.1
[INFO] [stderr]   Downloaded libp2p-dns v0.27.0
[INFO] [stderr]   Downloaded libp2p-kad v0.28.1
[INFO] [stderr]   Downloaded sp-consensus-babe v0.9.0
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[INFO] [stderr]   Downloaded libp2p-identify v0.27.0
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[INFO] [stderr]   Downloaded libp2p-request-response v0.9.1
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[INFO] [stderr]   Downloaded sp-core v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] fd0bac6356e9eb9781ecbed62a6ffa7b160fe187df10e3b81cdf6dce22c0279a
[INFO] running `Command { std: "docker" "start" "-a" "fd0bac6356e9eb9781ecbed62a6ffa7b160fe187df10e3b81cdf6dce22c0279a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd0bac6356e9eb9781ecbed62a6ffa7b160fe187df10e3b81cdf6dce22c0279a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd0bac6356e9eb9781ecbed62a6ffa7b160fe187df10e3b81cdf6dce22c0279a", kill_on_drop: false }`
[INFO] [stdout] fd0bac6356e9eb9781ecbed62a6ffa7b160fe187df10e3b81cdf6dce22c0279a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 6f02fc109420e378b2aa7ae28f3fe5bd621eafc011589b2569ce8e92204b7372
[INFO] running `Command { std: "docker" "start" "-a" "6f02fc109420e378b2aa7ae28f3fe5bd621eafc011589b2569ce8e92204b7372", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
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[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling byteorder v1.4.3
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[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling sp-std v3.0.0
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]    Compiling environmental v1.1.3
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling prometheus v0.11.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.69.0
[INFO] [stderr]    Compiling target-lexicon v0.11.2
[INFO] [stderr]    Compiling wasmparser v0.71.0
[INFO] [stderr]    Compiling wasmtime-cache v0.22.0
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling sc-consensus-slots v0.9.0
[INFO] [stderr]    Compiling retain_mut v0.1.3
[INFO] [stderr]    Compiling hex-literal v0.3.2
[INFO] [stderr]    Compiling platforms v1.1.0
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[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rpassword v5.0.1
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[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling bstr v0.2.16
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[INFO] [stderr]    Compiling generic-array v0.12.4
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[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling url v1.7.2
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[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
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[INFO] [stderr]    Compiling aes-soft v0.5.0
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[INFO] [stderr]    Compiling poly1305 v0.6.2
[INFO] [stderr]    Compiling salsa20 v0.7.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling substrate-build-script-utils v3.0.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr] error: could not compile `wast`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name wast --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wast-36.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="wasm-module"' -C metadata=f6fa6cfb7cdd610f -C extra-filename=-f6fa6cfb7cdd610f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern leb128=/opt/rustwide/target/debug/deps/libleb128-b6b749ee91d53ccc.rmeta --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" "6f02fc109420e378b2aa7ae28f3fe5bd621eafc011589b2569ce8e92204b7372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f02fc109420e378b2aa7ae28f3fe5bd621eafc011589b2569ce8e92204b7372", kill_on_drop: false }`
[INFO] [stdout] 6f02fc109420e378b2aa7ae28f3fe5bd621eafc011589b2569ce8e92204b7372