[INFO] fetching crate exonum 0.12.2...
[INFO] checking exonum-0.12.2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate exonum 0.12.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate exonum 0.12.2 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exonum 0.12.2
[INFO] finished tweaking crates.io crate exonum 0.12.2
[INFO] tweaked toml for crates.io crate exonum 0.12.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate exonum 0.12.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust_decimal v1.6.0
[INFO] [stderr]   Downloaded ctor v0.1.14
[INFO] [stderr]   Downloaded tar v0.4.27
[INFO] [stderr]   Downloaded librocksdb-sys v6.7.4
[INFO] [stderr]   Downloaded exonum-build v0.12.0
[INFO] [stderr]   Downloaded exonum-crypto v0.12.0
[INFO] [stderr]   Downloaded exonum-derive v0.12.0
[INFO] [stderr]   Downloaded exonum_libsodium-sys v0.0.22
[INFO] [stderr]   Downloaded exonum-merkledb v0.12.0
[INFO] [stderr]   Downloaded exonum_sodiumoxide v0.0.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efdcabe7a2a5b8b84fffd339a11de0fedc69f19ffe7e1eba8c416cb75531aeef
[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" "efdcabe7a2a5b8b84fffd339a11de0fedc69f19ffe7e1eba8c416cb75531aeef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efdcabe7a2a5b8b84fffd339a11de0fedc69f19ffe7e1eba8c416cb75531aeef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdcabe7a2a5b8b84fffd339a11de0fedc69f19ffe7e1eba8c416cb75531aeef", kill_on_drop: false }`
[INFO] [stdout] efdcabe7a2a5b8b84fffd339a11de0fedc69f19ffe7e1eba8c416cb75531aeef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b11fe0eeba31909abff154face29ac9a599c7d0210fabd98d8b84763f2a428
[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" "18b11fe0eeba31909abff154face29ac9a599c7d0210fabd98d8b84763f2a428", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling protoc v2.14.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mime_guess v2.0.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking cookie v0.11.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]    Compiling tar v0.4.27
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking tokio-retry v0.2.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking tokio-dns-unofficial v0.4.0
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling zip v0.5.5
[INFO] [stderr]    Compiling exonum_libsodium-sys v0.0.22
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]    Compiling exonum-derive v0.12.0
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking websocket v0.23.0
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling librocksdb-sys v6.7.4
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking exonum_sodiumoxide v0.0.22
[INFO] [stderr]     Checking hex-buffer-serde v0.2.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking rust_decimal v1.6.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking os_info v1.3.3
[INFO] [stderr]     Checking erased-serde v0.3.11
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking pwbox v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.0.4
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking exonum-crypto v0.12.0
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.14.0/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="serde"' --cfg 'feature="serde_derive"' --cfg 'feature="with-serde"' -C metadata=03734e99e2d56599 -C extra-filename=-03734e99e2d56599 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde=/opt/rustwide/target/debug/deps/libserde-dc02a96e41164ea9.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-75c37ceb8dab315c.so --cap-lints allow --cap-lints=forbid --cfg rustc_nightly` (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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "18b11fe0eeba31909abff154face29ac9a599c7d0210fabd98d8b84763f2a428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b11fe0eeba31909abff154face29ac9a599c7d0210fabd98d8b84763f2a428", kill_on_drop: false }`
[INFO] [stdout] 18b11fe0eeba31909abff154face29ac9a599c7d0210fabd98d8b84763f2a428