[INFO] fetching crate exonum-cli 1.0.0...
[INFO] checking exonum-cli-1.0.0 against beta for pr-78714
[INFO] extracting crate exonum-cli 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate exonum-cli 1.0.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exonum-cli 1.0.0
[INFO] finished tweaking crates.io crate exonum-cli 1.0.0
[INFO] tweaked toml for crates.io crate exonum-cli 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] ac0189c4695bed026cae4bebef5212f0e51eafa22c19d7533b6f49fa14ad2c23
[INFO] running `Command { std: "docker" "start" "-a" "ac0189c4695bed026cae4bebef5212f0e51eafa22c19d7533b6f49fa14ad2c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac0189c4695bed026cae4bebef5212f0e51eafa22c19d7533b6f49fa14ad2c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0189c4695bed026cae4bebef5212f0e51eafa22c19d7533b6f49fa14ad2c23", kill_on_drop: false }`
[INFO] [stdout] ac0189c4695bed026cae4bebef5212f0e51eafa22c19d7533b6f49fa14ad2c23
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] f9dec5db64a9a167e77bd852befe735d9f1ba96579221a918d5082150de14b5e
[INFO] running `Command { std: "docker" "start" "-a" "f9dec5db64a9a167e77bd852befe735d9f1ba96579221a918d5082150de14b5e", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking snow v0.6.2
[INFO] [stderr]     Checking actix-threadpool v0.3.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling protoc v2.18.0
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking secret-tree v0.2.0
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]    Compiling protoc-rust v2.18.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling exonum-build v1.0.1
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling protobuf-convert v0.4.0
[INFO] [stderr]    Compiling zip v0.5.6
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling exonum-proto v1.0.0
[INFO] [stderr]    Compiling exonum-crypto v1.0.0
[INFO] [stderr]    Compiling exonum-merkledb v1.0.0
[INFO] [stderr]    Compiling exonum v1.0.0
[INFO] [stderr]    Compiling exonum-rust-runtime v1.0.0
[INFO] [stderr]    Compiling exonum-node v1.0.0
[INFO] [stderr]    Compiling exonum-supervisor v1.0.0
[INFO] [stderr]    Compiling exonum_libsodium-sys v0.0.23
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="blocking"' --cfg 'feature="default"' --cfg 'feature="dns"' --cfg 'feature="fnv"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="mio-uds"' --cfg 'feature="num_cpus"' --cfg 'feature="rt-core"' --cfg 'feature="rt-threaded"' --cfg 'feature="rt-util"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="sync"' --cfg 'feature="tcp"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --cfg 'feature="udp"' --cfg 'feature="uds"' --cfg 'feature="winapi"' -C metadata=796449a3959d8b0e -C extra-filename=-796449a3959d8b0e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c5714e68d7e46dbf.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-0ff73feb7e2c43f7.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-b1bf0cc043a0832b.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-d613fbb49bdb55d7.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-db88f49d9e5662e7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-669deebe8953c86d.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-459b76bc8eccd9f6.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-4e058c9f27ae0b02.rmeta --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-a59700e001572f76.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-49c3cbbd52073271.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-1af37d3eecb43644.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-c8bfaeb3668ab6f5.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-e0e0e35ef9a5003f.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-69ebd53d65fa49ff.so --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f9dec5db64a9a167e77bd852befe735d9f1ba96579221a918d5082150de14b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9dec5db64a9a167e77bd852befe735d9f1ba96579221a918d5082150de14b5e", kill_on_drop: false }`
[INFO] [stdout] f9dec5db64a9a167e77bd852befe735d9f1ba96579221a918d5082150de14b5e