[INFO] crate exonum-explorer 1.0.0 is already in cache
[INFO] checking exonum-explorer-1.0.0 against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] extracting crate exonum-explorer 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate exonum-explorer 1.0.0 on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exonum-explorer 1.0.0
[INFO] finished tweaking crates.io crate exonum-explorer 1.0.0
[INFO] tweaked toml for crates.io crate exonum-explorer 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate exonum-explorer 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de949ceba3953c1c91fd1fcd4c38a9b8d48d3899061ea7a10650247291bfff4c
[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" "de949ceba3953c1c91fd1fcd4c38a9b8d48d3899061ea7a10650247291bfff4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de949ceba3953c1c91fd1fcd4c38a9b8d48d3899061ea7a10650247291bfff4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de949ceba3953c1c91fd1fcd4c38a9b8d48d3899061ea7a10650247291bfff4c", kill_on_drop: false }`
[INFO] [stdout] de949ceba3953c1c91fd1fcd4c38a9b8d48d3899061ea7a10650247291bfff4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "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] 9c10e8197af55dc8de4ec0c9d86963196ba348363f6ddcf53f98660e30b88b39
[INFO] running `Command { std: "docker" "start" "-a" "9c10e8197af55dc8de4ec0c9d86963196ba348363f6ddcf53f98660e30b88b39", kill_on_drop: false }`
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking actix-threadpool v0.3.1
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking secret-tree v0.2.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]    Compiling librocksdb-sys v6.6.4
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking actix-service v1.0.5
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking actix-rt v1.0.0
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking actix-server v1.0.2
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking exonum_sodiumoxide v0.0.23
[INFO] [stderr]     Checking base64-serde v0.5.0
[INFO] [stderr]     Checking protobuf v2.12.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr] error: could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.105/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=e636ae65b9e60874 -C extra-filename=-e636ae65b9e60874 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-fba8a3c36cae7fb4.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9c10e8197af55dc8de4ec0c9d86963196ba348363f6ddcf53f98660e30b88b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c10e8197af55dc8de4ec0c9d86963196ba348363f6ddcf53f98660e30b88b39", kill_on_drop: false }`
[INFO] [stdout] 9c10e8197af55dc8de4ec0c9d86963196ba348363f6ddcf53f98660e30b88b39