[INFO] fetching crate exonum 0.12.2...
[INFO] testing exonum-0.12.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate exonum 0.12.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate exonum 0.12.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-2/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctor v0.1.14
[INFO] [stderr]   Downloaded erased-serde v0.3.11
[INFO] [stderr]   Downloaded exonum-crypto v0.12.0
[INFO] [stderr]   Downloaded exonum-derive v0.12.0
[INFO] [stderr]   Downloaded tar v0.4.27
[INFO] [stderr]   Downloaded exonum-merkledb v0.12.0
[INFO] [stderr]   Downloaded exonum_libsodium-sys v0.0.22
[INFO] [stderr]   Downloaded websocket v0.23.0
[INFO] [stderr]   Downloaded rust_decimal v1.6.0
[INFO] [stderr]   Downloaded syn v1.0.23
[INFO] [stderr]   Downloaded exonum_sodiumoxide v0.0.22
[INFO] [stderr]   Downloaded librocksdb-sys v6.7.4
[INFO] [stderr]   Downloaded exonum-build v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 013cf69663f58cf3e025eff64837b77f74197ca301f73277cbbeb3c380b9f245
[INFO] running `Command { std: "docker" "start" "-a" "013cf69663f58cf3e025eff64837b77f74197ca301f73277cbbeb3c380b9f245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "013cf69663f58cf3e025eff64837b77f74197ca301f73277cbbeb3c380b9f245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013cf69663f58cf3e025eff64837b77f74197ca301f73277cbbeb3c380b9f245", kill_on_drop: false }`
[INFO] [stdout] 013cf69663f58cf3e025eff64837b77f74197ca301f73277cbbeb3c380b9f245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 0afdc7142b9de8a724dd043c2a641c71569835401e28903a690352151431636d
[INFO] running `Command { std: "docker" "start" "-a" "0afdc7142b9de8a724dd043c2a641c71569835401e28903a690352151431636d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling arc-swap v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling os_info v1.3.3
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tower-service v0.1.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling protoc v2.14.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num-traits v0.1.43
[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 snow v0.6.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling addr2line v0.12.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling cookie v0.11.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling tar v0.4.27
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-retry v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[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 bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling parking_lot v0.7.1
[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 tokio-signal v0.2.9
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.5.5
[INFO] [stderr]    Compiling tokio-dns-unofficial v0.4.0
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling ctrlc v3.1.4
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling exonum_libsodium-sys v0.0.22
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[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]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling v_escape v0.7.4
[INFO] [stderr]    Compiling v_htmlescape v0.4.5
[INFO] [stderr]    Compiling trust-dns-proto v0.6.3
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling librocksdb-sys v6.7.4
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling exonum_sodiumoxide v0.0.22
[INFO] [stderr]    Compiling hex-buffer-serde v0.2.1
[INFO] [stderr]    Compiling rust_decimal v1.6.0
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling erased-serde v0.3.11
[INFO] [stderr]    Compiling actix v0.7.9
[INFO] [stderr]    Compiling pwbox v0.2.1
[INFO] [stderr] error: could not compile `toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name toml --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml-0.5.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=e38e161455280733 -C extra-filename=-e38e161455280733 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde=/opt/rustwide/target/debug/deps/libserde-944ed6c81edee731.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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0afdc7142b9de8a724dd043c2a641c71569835401e28903a690352151431636d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0afdc7142b9de8a724dd043c2a641c71569835401e28903a690352151431636d", kill_on_drop: false }`
[INFO] [stdout] 0afdc7142b9de8a724dd043c2a641c71569835401e28903a690352151431636d