[INFO] fetching crate ckb-launcher 0.100.0-rc5...
[INFO] testing ckb-launcher-0.100.0-rc5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ckb-launcher 0.100.0-rc5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ckb-launcher 0.100.0-rc5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ckb-launcher 0.100.0-rc5
[INFO] finished tweaking crates.io crate ckb-launcher 0.100.0-rc5
[INFO] tweaked toml for crates.io crate ckb-launcher 0.100.0-rc5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ckb-db-migration v0.100.0-rc5
[INFO] [stderr]   Downloaded ckb-migration-template v0.100.0-rc5
[INFO] [stderr]   Downloaded ckb-rpc v0.100.0-rc5
[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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63d261c6755d0024abf45485344fd570b8cd106c1e3b8acd9869633f5422b7e0
[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" "63d261c6755d0024abf45485344fd570b8cd106c1e3b8acd9869633f5422b7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63d261c6755d0024abf45485344fd570b8cd106c1e3b8acd9869633f5422b7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d261c6755d0024abf45485344fd570b8cd106c1e3b8acd9869633f5422b7e0", kill_on_drop: false }`
[INFO] [stdout] 63d261c6755d0024abf45485344fd570b8cd106c1e3b8acd9869633f5422b7e0
[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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", 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] 021d26878a1498213c793b640d3832037d7257f41475a1b461eb33903ab3bb9a
[INFO] running `Command { std: "docker" "start" "-a" "021d26878a1498213c793b640d3832037d7257f41475a1b461eb33903ab3bb9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling ckb-db-schema v0.100.0-rc5
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling heim-common v0.0.11
[INFO] [stderr]    Compiling ckb-script v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-vm-definitions v0.20.0-rc5
[INFO] [stderr]    Compiling ckb-spawn v0.100.0-rc5
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling heim-host v0.0.11
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling platforms v0.2.1
[INFO] [stderr]    Compiling macaddr v1.0.1
[INFO] [stderr]    Compiling is_sorted v0.1.1
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling nonzero_ext v0.2.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling xmltree v0.10.3
[INFO] [stderr]    Compiling ckb-rust-unstable-port v0.100.0-rc5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling mapr v0.8.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling quanta v0.4.1
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling ckb-logger v0.100.0-rc5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling ckb-channel v0.100.0-rc5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[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 jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling includedir v0.6.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling ckb-util v0.100.0-rc5
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling fail v0.4.0
[INFO] [stderr]    Compiling parity-ws v0.11.0
[INFO] [stderr]    Compiling keyed_priority_queue v0.3.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling bloom-filters v0.1.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling ckb-hash v0.100.0-rc5
[INFO] [stderr]    Compiling ckb-system-scripts v0.5.3
[INFO] [stderr]    Compiling tentacle-secio v0.5.0
[INFO] [stderr]    Compiling faketime v0.2.1
[INFO] [stderr]    Compiling uom v0.30.0
[INFO] [stderr]    Compiling secp256k1 v0.19.0
[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-1.0.76/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=5987b43e310b5b06 -C extra-filename=-5987b43e310b5b06 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-699bbece778063bb.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0758f46bd75f90b0.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.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] 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" "021d26878a1498213c793b640d3832037d7257f41475a1b461eb33903ab3bb9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021d26878a1498213c793b640d3832037d7257f41475a1b461eb33903ab3bb9a", kill_on_drop: false }`
[INFO] [stdout] 021d26878a1498213c793b640d3832037d7257f41475a1b461eb33903ab3bb9a