[INFO] fetching crate ckb-sync 0.100.0-rc5...
[INFO] testing ckb-sync-0.100.0-rc5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ckb-sync 0.100.0-rc5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ckb-sync 0.100.0-rc5 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 crates.io crate ckb-sync 0.100.0-rc5
[INFO] finished tweaking crates.io crate ckb-sync 0.100.0-rc5
[INFO] tweaked toml for crates.io crate ckb-sync 0.100.0-rc5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is_sorted v0.1.1
[INFO] [stderr]   Downloaded ckb-shared v0.100.0-rc5
[INFO] [stderr]   Downloaded ckb-notify v0.100.0-rc5
[INFO] [stderr]   Downloaded ckb-tx-pool v0.100.0-rc5
[INFO] [stderr]   Downloaded ckb-rust-unstable-port v0.100.0-rc5
[INFO] [stderr]   Downloaded ckb-verification-contextual v0.100.0-rc5
[INFO] [stderr]   Downloaded ckb-chain v0.100.0-rc5
[INFO] [stderr]   Downloaded keyed_priority_queue v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ccae1d82d95625ba31bbb278d40b97ecb007c04085822e9b664c651872c68aef
[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" "ccae1d82d95625ba31bbb278d40b97ecb007c04085822e9b664c651872c68aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccae1d82d95625ba31bbb278d40b97ecb007c04085822e9b664c651872c68aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccae1d82d95625ba31bbb278d40b97ecb007c04085822e9b664c651872c68aef", kill_on_drop: false }`
[INFO] [stdout] ccae1d82d95625ba31bbb278d40b97ecb007c04085822e9b664c651872c68aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aeb8c03e0ff75077a5c1979a06c2789acb464c0e011bc236777f431dfc94a31
[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" "2aeb8c03e0ff75077a5c1979a06c2789acb464c0e011bc236777f431dfc94a31", kill_on_drop: false }`
[INFO] [stderr]    Compiling ckb-constant v0.100.0-rc5
[INFO] [stderr]    Compiling tentacle-secio v0.5.0
[INFO] [stderr]    Compiling unsigned-varint v0.6.0
[INFO] [stderr]    Compiling bs58 v0.3.1
[INFO] [stderr]    Compiling ckb-build-info v0.100.0-rc5
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling path-clean v0.1.0
[INFO] [stderr]    Compiling ckb-db-schema v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-script v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-spawn v0.100.0-rc5
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling arc-swap v0.4.8
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling nonzero_ext v0.2.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling xmltree v0.10.3
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling quanta v0.4.1
[INFO] [stderr]    Compiling ckb-logger v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-rust-unstable-port v0.100.0-rc5
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling ckb-channel v0.100.0-rc5
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling includedir v0.6.0
[INFO] [stderr]    Compiling ckb-util v0.100.0-rc5
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling fail v0.4.0
[INFO] [stderr]    Compiling bloom-filters v0.1.2
[INFO] [stderr]    Compiling faketime v0.2.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling includedir_codegen v0.6.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.20.3
[INFO] [stderr]    Compiling ckb-vm v0.20.0-rc5
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling keyed_priority_queue v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling goblin v0.4.0
[INFO] [stderr]    Compiling goblin v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling ckb-hash v0.100.0-rc5
[INFO] [stderr]    Compiling secp256k1 v0.19.0
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.3
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.130/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 --cfg 'feature="default"' -C metadata=d8834b9b9c848d51 -C extra-filename=-d8834b9b9c848d51 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-06e97d6f0dfb172f.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1b457121b46aa6b0.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-274520dd1e9819bf.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts --cfg ptr_addr_of` (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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2aeb8c03e0ff75077a5c1979a06c2789acb464c0e011bc236777f431dfc94a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aeb8c03e0ff75077a5c1979a06c2789acb464c0e011bc236777f431dfc94a31", kill_on_drop: false }`
[INFO] [stdout] 2aeb8c03e0ff75077a5c1979a06c2789acb464c0e011bc236777f431dfc94a31