[INFO] fetching crate substrate-subxt-client 0.3.0...
[INFO] testing substrate-subxt-client-0.3.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate substrate-subxt-client 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate substrate-subxt-client 0.3.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-subxt-client 0.3.0
[INFO] finished tweaking crates.io crate substrate-subxt-client 0.3.0
[INFO] tweaked toml for crates.io crate substrate-subxt-client 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 42d1153aefbc4bc61f26d64361520dd6c8a240a2856e1f375dbd1521bbc5ffef
[INFO] running `Command { std: "docker" "start" "-a" "42d1153aefbc4bc61f26d64361520dd6c8a240a2856e1f375dbd1521bbc5ffef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d1153aefbc4bc61f26d64361520dd6c8a240a2856e1f375dbd1521bbc5ffef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d1153aefbc4bc61f26d64361520dd6c8a240a2856e1f375dbd1521bbc5ffef", kill_on_drop: false }`
[INFO] [stdout] 42d1153aefbc4bc61f26d64361520dd6c8a240a2856e1f375dbd1521bbc5ffef
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9399c84342de835a4c0c5d1ba38805bcf734c1616503d5d94165084cf383dc
[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" "6c9399c84342de835a4c0c5d1ba38805bcf734c1616503d5d94165084cf383dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling ip_network v0.3.4
[INFO] [stderr]    Compiling mio-named-pipes v0.1.7
[INFO] [stderr]    Compiling sysinfo v0.14.15
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling retain_mut v0.1.1
[INFO] [stderr]    Compiling tracing-core v0.1.13
[INFO] [stderr]    Compiling linked_hash_set v0.1.4
[INFO] [stderr]    Compiling snow v0.7.1
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling uint v0.8.4
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling block-cipher v0.7.1
[INFO] [stderr]    Compiling stream-cipher v0.4.1
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]    Compiling libflate v1.0.2
[INFO] [stderr]    Compiling polyval v0.4.0
[INFO] [stderr]    Compiling poly1305 v0.6.0
[INFO] [stderr]    Compiling aes-soft v0.4.0
[INFO] [stderr]    Compiling blake2 v0.9.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling netstat2 v0.8.1
[INFO] [stderr]    Compiling tracing v0.1.18
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling ghash v0.3.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling chacha20 v0.4.3
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling ct-logs v0.7.0
[INFO] [stderr]    Compiling aes v0.4.0
[INFO] [stderr]    Compiling sp-tracing v2.0.0-rc5
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling blake2b_simd v0.5.10
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-rc5
[INFO] [stderr]    Compiling jsonrpc-derive v14.2.1
[INFO] [stderr]    Compiling sc-chain-spec-derive v2.0.0-rc5
[INFO] [stderr]    Compiling libp2p-identify v0.20.0
[INFO] [stderr]    Compiling libp2p-kad v0.21.0
[INFO] [stderr]    Compiling libp2p-noise v0.21.0
[INFO] [stderr]    Compiling sc-network v0.8.0-rc5
[INFO] [stderr]    Compiling rustls-native-certs v0.4.0
[INFO] [stderr]    Compiling chacha20poly1305 v0.5.1
[INFO] [stderr]    Compiling aes-gcm v0.6.0
[INFO] [stderr]    Compiling procfs v0.7.9
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr] error: could not compile `http`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.1.21/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 -C metadata=8a6af45dd9251022 -C extra-filename=-8a6af45dd9251022 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-e006b9b66f62fc3d.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-c2227cfbdd7b9572.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-2e05c866ee66a047.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" "6c9399c84342de835a4c0c5d1ba38805bcf734c1616503d5d94165084cf383dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9399c84342de835a4c0c5d1ba38805bcf734c1616503d5d94165084cf383dc", kill_on_drop: false }`
[INFO] [stdout] 6c9399c84342de835a4c0c5d1ba38805bcf734c1616503d5d94165084cf383dc