[INFO] fetching crate ckb-snapshot 0.100.0-rc2...
[INFO] testing ckb-snapshot-0.100.0-rc2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate ckb-snapshot 0.100.0-rc2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ckb-snapshot 0.100.0-rc2 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 crates.io crate ckb-snapshot 0.100.0-rc2
[INFO] finished tweaking crates.io crate ckb-snapshot 0.100.0-rc2
[INFO] tweaked toml for crates.io crate ckb-snapshot 0.100.0-rc2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0d51c098d2b9a5f1a9906da1157fd6080345fe8367b59cae3cbc545fb2b1d72e
[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" "0d51c098d2b9a5f1a9906da1157fd6080345fe8367b59cae3cbc545fb2b1d72e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d51c098d2b9a5f1a9906da1157fd6080345fe8367b59cae3cbc545fb2b1d72e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d51c098d2b9a5f1a9906da1157fd6080345fe8367b59cae3cbc545fb2b1d72e", kill_on_drop: false }`
[INFO] [stdout] 0d51c098d2b9a5f1a9906da1157fd6080345fe8367b59cae3cbc545fb2b1d72e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8e319abdeac174982d0803426e706dfe34ccd8462d986e75fd018b2276280ecd
[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" "8e319abdeac174982d0803426e706dfe34ccd8462d986e75fd018b2276280ecd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.20.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stderr] error: could not compile `futures-util`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.16/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="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="proc-macro-hack"' --cfg 'feature="proc-macro-nested"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' -C metadata=0f01d8d88785cdff -C extra-filename=-0f01d8d88785cdff --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-33a4454e98c25283.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-ace0e588ac715c4d.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-de2be7f805f2ab02.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-6d6eb4d49846a4f3.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-544af94c161c7fa0.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-d355b5a09812ef6a.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-fdb14ed691dc70dd.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-b8424bd0fc23518f.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-0d9ad188af5be84f.rmeta --extern proc_macro_hack=/opt/rustwide/target/debug/deps/libproc_macro_hack-2d013e88341abd05.so --extern proc_macro_nested=/opt/rustwide/target/debug/deps/libproc_macro_nested-b0a8f2800acef594.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-d8039491c225f987.rmeta --cap-lints allow --cap-lints=warn --cfg fn_like_proc_macro` (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] 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" "8e319abdeac174982d0803426e706dfe34ccd8462d986e75fd018b2276280ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e319abdeac174982d0803426e706dfe34ccd8462d986e75fd018b2276280ecd", kill_on_drop: false }`
[INFO] [stdout] 8e319abdeac174982d0803426e706dfe34ccd8462d986e75fd018b2276280ecd
