[INFO] fetching crate ckb-sync 0.40.0...
[INFO] checking ckb-sync-0.40.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate ckb-sync 0.40.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ckb-sync 0.40.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-sync 0.40.0
[INFO] finished tweaking crates.io crate ckb-sync 0.40.0
[INFO] tweaked toml for crates.io crate ckb-sync 0.40.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 quanta v0.4.1
[INFO] [stderr]   Downloaded ckb-chain v0.40.0
[INFO] [stderr]   Downloaded ckb-sentry-contexts v0.21.0
[INFO] [stderr]   Downloaded tokio-yamux v0.2.12
[INFO] [stderr]   Downloaded ckb-db-migration v0.40.0
[INFO] [stderr]   Downloaded bloom-filters v0.1.1
[INFO] [stderr]   Downloaded ckb-sentry-backtrace v0.21.0
[INFO] [stderr]   Downloaded debugid v0.7.2
[INFO] [stderr]   Downloaded ipnetwork v0.14.0
[INFO] [stderr]   Downloaded no-std-compat v0.4.1
[INFO] [stderr]   Downloaded ckb-migration-template v0.40.0
[INFO] [stderr]   Downloaded ckb-tx-pool v0.40.0
[INFO] [stderr]   Downloaded ckb-sentry v0.21.0
[INFO] [stderr]   Downloaded ckb-sentry-types v0.21.0
[INFO] [stderr]   Downloaded ckb-notify v0.40.0
[INFO] [stderr]   Downloaded ckb-sentry-core v0.21.0
[INFO] [stderr]   Downloaded ckb-shared v0.40.0
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded governor v0.3.2
[INFO] [stderr]   Downloaded nonzero_ext v0.2.0
[INFO] [stderr]   Downloaded attohttpc v0.10.1
[INFO] [stderr]   Downloaded ckb-rust-unstable-port v0.40.0
[INFO] [stderr]   Downloaded tentacle v0.3.8
[INFO] [stderr]   Downloaded uname v0.1.1
[INFO] [stderr]   Downloaded ckb-sentry-panic v0.21.0
[INFO] [stderr]   Downloaded ckb-network v0.40.0
[INFO] [stderr]   Downloaded xmltree v0.10.3
[INFO] [stderr]   Downloaded igd v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3fcadb73c3d6cc574d52dc8bd625d28a1a7a0ba4858d0e55b7e437a91f693bd
[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" "a3fcadb73c3d6cc574d52dc8bd625d28a1a7a0ba4858d0e55b7e437a91f693bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3fcadb73c3d6cc574d52dc8bd625d28a1a7a0ba4858d0e55b7e437a91f693bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3fcadb73c3d6cc574d52dc8bd625d28a1a7a0ba4858d0e55b7e437a91f693bd", kill_on_drop: false }`
[INFO] [stdout] a3fcadb73c3d6cc574d52dc8bd625d28a1a7a0ba4858d0e55b7e437a91f693bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dd01150f2e99da7d4be289ced7c9c9ef51d89f7c8ee6ffb2792e82e6e196fe4
[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" "1dd01150f2e99da7d4be289ced7c9c9ef51d89f7c8ee6ffb2792e82e6e196fe4", kill_on_drop: false }`
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking is_sorted v0.1.1
[INFO] [stderr]     Checking nonzero_ext v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking quanta v0.4.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling ckb-vm v0.19.4
[INFO] [stderr]     Checking bloom-filters v0.1.1
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]    Compiling tentacle-secio v0.4.5
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.7.4
[INFO] [stderr]     Checking ckb-hash v0.40.0
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.1
[INFO] [stderr]     Checking openssl v0.10.34
[INFO] [stderr]     Checking ckb-rust-unstable-port v0.40.0
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking ckb-util v0.40.0
[INFO] [stderr]     Checking indicatif v0.15.0
[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-1.0.72/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=d5a3fae965761268 -C extra-filename=-d5a3fae965761268 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-223cc1bf4c7d615f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-9c9c6fb7ecc8d1ce.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-44670c754cca1080.rmeta --cap-lints allow --cap-lints=forbid` (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] 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] 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] 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] 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] 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" "1dd01150f2e99da7d4be289ced7c9c9ef51d89f7c8ee6ffb2792e82e6e196fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd01150f2e99da7d4be289ced7c9c9ef51d89f7c8ee6ffb2792e82e6e196fe4", kill_on_drop: false }`
[INFO] [stdout] 1dd01150f2e99da7d4be289ced7c9c9ef51d89f7c8ee6ffb2792e82e6e196fe4