[INFO] fetching crate exonum-system-api 1.0.0...
[INFO] testing exonum-system-api-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate exonum-system-api 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate exonum-system-api 1.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exonum-system-api 1.0.0
[INFO] finished tweaking crates.io crate exonum-system-api 1.0.0
[INFO] tweaked toml for crates.io crate exonum-system-api 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64-serde v0.5.1
[INFO] [stderr]   Downloaded exonum-build v1.0.1
[INFO] [stderr]   Downloaded protoc-rust v2.18.1
[INFO] [stderr]   Downloaded hex-buffer-serde v0.2.2
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97680bc28212cadc971a66dd17739c0f8b6974e90314cf6c9b89e280aa3c6334
[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" "97680bc28212cadc971a66dd17739c0f8b6974e90314cf6c9b89e280aa3c6334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97680bc28212cadc971a66dd17739c0f8b6974e90314cf6c9b89e280aa3c6334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97680bc28212cadc971a66dd17739c0f8b6974e90314cf6c9b89e280aa3c6334", kill_on_drop: false }`
[INFO] [stdout] 97680bc28212cadc971a66dd17739c0f8b6974e90314cf6c9b89e280aa3c6334
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4411a6e20ea22725ee7eec69dc1129843368057897d86adf9138417f628013a9
[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" "4411a6e20ea22725ee7eec69dc1129843368057897d86adf9138417f628013a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v2.18.1
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling leb128 v0.2.4
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]    Compiling ctor v0.1.17
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling base64-serde v0.5.1
[INFO] [stderr]    Compiling hex-buffer-serde v0.2.2
[INFO] [stderr]    Compiling actix-router v0.2.5
[INFO] [stderr]    Compiling rust_decimal v1.9.0
[INFO] [stderr]    Compiling os_info v2.0.8
[INFO] [stderr]    Compiling serde_str v0.1.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling which v4.0.2
[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 protoc v2.18.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling secret-tree v0.2.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.5.6
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling actix-threadpool v0.3.3
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling exonum_libsodium-sys v0.0.23
[INFO] [stderr]    Compiling exonum-derive v1.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling actix-service v1.0.6
[INFO] [stderr]    Compiling actix-rt v1.1.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling actix-codec v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling actix-codec v0.2.0
[INFO] [stderr]    Compiling trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]    Compiling futures-retry v0.5.0
[INFO] [stderr]    Compiling exonum_sodiumoxide v0.0.23
[INFO] [stderr]    Compiling actix-utils v1.0.6
[INFO] [stderr]    Compiling actix-utils v2.0.0
[INFO] [stderr]    Compiling protobuf-codegen v2.18.1
[INFO] [stderr]    Compiling actix-tls v1.0.0
[INFO] [stderr]    Compiling actix-server v1.0.4
[INFO] [stderr]    Compiling pwbox v0.3.0
[INFO] [stderr]    Compiling actix-testing v1.0.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]    Compiling protoc-rust v2.18.1
[INFO] [stderr]    Compiling exonum-build v1.0.1
[INFO] [stderr]    Compiling exonum-proto v1.0.0
[INFO] [stderr]    Compiling exonum-crypto v1.0.0
[INFO] [stderr]    Compiling protobuf-convert v0.4.0
[INFO] [stderr]    Compiling exonum-merkledb v1.0.0
[INFO] [stderr]    Compiling exonum v1.0.0
[INFO] [stderr]    Compiling exonum-node v1.0.0
[INFO] [stderr]    Compiling actix-connect v1.0.2
[INFO] [stderr] error: could not compile `h2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name h2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.7/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 -C metadata=22edf1a23614104e -C extra-filename=-22edf1a23614104e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-ae8e0e99d586d290.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-9bab2cd4d16544dd.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-d7bf65b246e4ac9c.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-7ca59d8d5135b15f.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-12479d7fc288169f.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-8ad66954887d631f.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-ffbbf84de1e35400.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-f568091877b30548.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-b662401c934efaaf.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-b5105c4e8a58520e.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-524fac291d397d68.rmeta --extern tracing_futures=/opt/rustwide/target/debug/deps/libtracing_futures-5ec4dfa236195762.rmeta --cap-lints allow --cap-lints=warn` (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" "4411a6e20ea22725ee7eec69dc1129843368057897d86adf9138417f628013a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4411a6e20ea22725ee7eec69dc1129843368057897d86adf9138417f628013a9", kill_on_drop: false }`
[INFO] [stdout] 4411a6e20ea22725ee7eec69dc1129843368057897d86adf9138417f628013a9