[INFO] cloning repository https://github.com/GamePowerDev/testnet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GamePowerDev/testnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGamePowerDev%2Ftestnet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGamePowerDev%2Ftestnet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87d6a1797b1766165a557a480f80b0e34515c9c7
[INFO] checking GamePowerDev/testnet against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGamePowerDev%2Ftestnet" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GamePowerDev/testnet 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/GamePowerDev/testnet
[INFO] finished tweaking git repo https://github.com/GamePowerDev/testnet
[INFO] tweaked toml for git repo https://github.com/GamePowerDev/testnet written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/GamePowerDev/testnet 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4d49c6dd85a028feee7fd5418b0d87700acd919f5ae3516c58d89f6d190fd6c6
[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" "4d49c6dd85a028feee7fd5418b0d87700acd919f5ae3516c58d89f6d190fd6c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d49c6dd85a028feee7fd5418b0d87700acd919f5ae3516c58d89f6d190fd6c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d49c6dd85a028feee7fd5418b0d87700acd919f5ae3516c58d89f6d190fd6c6", kill_on_drop: false }`
[INFO] [stdout] 4d49c6dd85a028feee7fd5418b0d87700acd919f5ae3516c58d89f6d190fd6c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] f6c2164990cb300a526dc85afa719e23bdc4d680b9a3015bf2c9d550ad055030
[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" "f6c2164990cb300a526dc85afa719e23bdc4d680b9a3015bf2c9d550ad055030", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling node-template v3.0.0-monthly-2021-08 (/opt/rustwide/workdir/node)
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling librocksdb-sys v6.20.3
[INFO] [stderr]     Checking zstd v0.6.1+zstd.1.4.9
[INFO] [stderr]     Checking sp-maybe-compressed-blob v4.0.0-dev (https://github.com/paritytech/substrate.git?tag=monthly-2021-08#4d28ebeb)
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.74/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=410b095c44bbd0f2 -C extra-filename=-410b095c44bbd0f2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6f2fd6253640d78a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-80b4d79584e6a87d.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ecee5fca1210f52.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f6c2164990cb300a526dc85afa719e23bdc4d680b9a3015bf2c9d550ad055030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c2164990cb300a526dc85afa719e23bdc4d680b9a3015bf2c9d550ad055030", kill_on_drop: false }`
[INFO] [stdout] f6c2164990cb300a526dc85afa719e23bdc4d680b9a3015bf2c9d550ad055030
