[INFO] cloning repository https://github.com/quake/ckb-net-monitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quake/ckb-net-monitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquake%2Fckb-net-monitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquake%2Fckb-net-monitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a17099559acdd5d5eaae5cda9d04c247f6d0502b
[INFO] testing quake/ckb-net-monitor against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquake%2Fckb-net-monitor" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quake/ckb-net-monitor 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] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/quake/ckb-net-monitor
[INFO] finished tweaking git repo https://github.com/quake/ckb-net-monitor
[INFO] tweaked toml for git repo https://github.com/quake/ckb-net-monitor written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/quake/ckb-net-monitor 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1aeb5af0b778677da96c77d1edbf12dae2817e45e42eb743905aac480a24c8ee
[INFO] running `Command { std: "docker" "start" "-a" "1aeb5af0b778677da96c77d1edbf12dae2817e45e42eb743905aac480a24c8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1aeb5af0b778677da96c77d1edbf12dae2817e45e42eb743905aac480a24c8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aeb5af0b778677da96c77d1edbf12dae2817e45e42eb743905aac480a24c8ee", kill_on_drop: false }`
[INFO] [stdout] 1aeb5af0b778677da96c77d1edbf12dae2817e45e42eb743905aac480a24c8ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 2e34688ca2a3c11177fe6256c6ef32d21f667eb76c7dea7e5cf4fd00301c3ad7
[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" "2e34688ca2a3c11177fe6256c6ef32d21f667eb76c7dea7e5cf4fd00301c3ad7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling faster-hex v0.4.1
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling merkle-cbt v0.2.1
[INFO] [stderr]    Compiling faster-hex v0.3.1
[INFO] [stderr]    Compiling eaglesong v0.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.1 (https://github.com/nervosnetwork/linked-hash-map?rev=df27f21#df27f219)
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling ckb-script v0.32.0 (https://github.com/nervosnetwork/ckb?rev=v0.32.0#248aa88a)
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling ckb-vm-definitions v0.19.1
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling tentacle-secio v0.3.3
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling unsigned-varint v0.3.3
[INFO] [stderr]    Compiling bs58 v0.3.0
[INFO] [stderr]    Compiling ckb-build-info v0.32.0 (https://github.com/nervosnetwork/ckb?rev=v0.32.0#248aa88a)
[INFO] [stderr]    Compiling rasciigraph v0.1.1
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling lru-cache v0.1.0 (https://github.com/nervosnetwork/lru-cache?rev=a35fdb8#a35fdb81)
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling sentry v0.16.0
[INFO] [stderr]    Compiling snap v0.2.5
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling enum-display-derive v0.1.0
[INFO] [stderr]    Compiling sized-chunks v0.1.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling xmltree v0.8.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling uname v0.1.1
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling includedir v0.5.0
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling resolve v0.2.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling includedir_codegen v0.5.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.6
[INFO] [stderr]    Compiling ckb-util v0.32.0 (https://github.com/nervosnetwork/ckb?rev=v0.32.0#248aa88a)
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling ckb-future-executor v0.32.0 (https://github.com/nervosnetwork/ckb?rev=v0.32.0#248aa88a)
[INFO] [stderr]    Compiling faketime v0.2.0
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling attohttpc v0.4.5
[INFO] [stderr]    Compiling ctrlc v3.1.4
[INFO] [stderr]    Compiling igd v0.9.1
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.33
[INFO] [stderr]    Compiling blake2b-rs v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling ckb-librocksdb-sys v6.7.3
[INFO] [stderr]    Compiling ckb-vm v0.19.1
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]    Compiling secp256k1 v0.15.5
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling ckb-hash v0.32.0 (https://github.com/nervosnetwork/ckb?rev=v0.32.0#248aa88a)
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.1
[INFO] [stderr]    Compiling backtrace v0.3.45
[INFO] [stderr] error: could not compile `numext-constructor`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name numext_constructor --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/numext-constructor-0.1.4/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 -C metadata=ded991e6b7f3b0db -C extra-filename=-ded991e6b7f3b0db --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2341dfc7d52c4d0a.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b512be6a3f8c1d97.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-a2387a3162701d8f.rlib --extern proc_macro --cap-lints allow --cap-lints=warn` (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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2e34688ca2a3c11177fe6256c6ef32d21f667eb76c7dea7e5cf4fd00301c3ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e34688ca2a3c11177fe6256c6ef32d21f667eb76c7dea7e5cf4fd00301c3ad7", kill_on_drop: false }`
[INFO] [stdout] 2e34688ca2a3c11177fe6256c6ef32d21f667eb76c7dea7e5cf4fd00301c3ad7