[INFO] cloning repository https://github.com/nagarajmanjunath/rust_rpc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nagarajmanjunath/rust_rpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagarajmanjunath%2Frust_rpc"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagarajmanjunath%2Frust_rpc'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7f08bac9d23d9f55483680eacb8c96fcc7f9289
[INFO] testing nagarajmanjunath/rust_rpc against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagarajmanjunath%2Frust_rpc" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nagarajmanjunath/rust_rpc on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nagarajmanjunath/rust_rpc
[INFO] finished tweaking git repo https://github.com/nagarajmanjunath/rust_rpc
[INFO] tweaked toml for git repo https://github.com/nagarajmanjunath/rust_rpc written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nagarajmanjunath/rust_rpc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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=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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b607b29997c566c28a53527b086011be76166f215a052e3e64f2d5f0583b48e9
[INFO] running `"docker" "start" "-a" "b607b29997c566c28a53527b086011be76166f215a052e3e64f2d5f0583b48e9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling autocfg v0.1.7
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[INFO] [stderr]    Compiling serde v1.0.104
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[INFO] [stderr]    Compiling itoa v0.4.5
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[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
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[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling transient-hashmap v0.4.1
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
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[INFO] [stderr]    Compiling lock_api v0.3.3
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[INFO] [stderr]    Compiling itertools v0.5.10
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[INFO] [stderr]    Compiling parking_lot_core v0.7.0
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[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling tokio-sync v0.1.8
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[INFO] [stderr]    Compiling futures-cpupool v0.1.8
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[INFO] [stderr]    Compiling tokio-timer v0.1.2
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[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[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 generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.9.0
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[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
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[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling cid v0.3.1
[INFO] [stderr]    Compiling fixed-hash v0.5.2
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-uds v0.2.6
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-named-pipes v0.1.0
[INFO] [stderr]    Compiling parity-tokio-ipc v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling parity-scale-codec v1.1.2
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling impl-serde v0.3.0
[INFO] [stderr]    Compiling impl-serde v0.2.3
[INFO] [stderr]    Compiling ethbloom v0.8.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling impl-codec v0.4.2
[INFO] [stderr]    Compiling primitive-types v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling jsonrpc-derive v14.0.5
[INFO] [stderr]    Compiling ethereum-types v0.8.0
[INFO] [stderr]    Compiling jsonrpc-core v14.0.5
[INFO] [stderr]    Compiling jsonrpc-server-utils v14.0.5
[INFO] [stderr]    Compiling jsonrpc-pubsub v14.0.6
[INFO] [stderr]    Compiling jsonrpc-http-server v14.0.6
[INFO] [stderr]    Compiling jsonrpc-ws-server v14.0.6
[INFO] [stderr]    Compiling jsonrpc-ipc-server v14.0.7
[INFO] [stderr]    Compiling rust_rpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0271]: type mismatch resolving `<RpcExtractor as HttpMetaExtractor>::Metadata == ()`
[INFO] [stderr]   --> src/main.rs:31:21
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let start_result = start_http(
[INFO] [stderr]    |                        ^^^^^^^^^^ expected `()`, found struct `Metadata`
[INFO] [stderr] ...
[INFO] [stderr] 42 | pub fn start_http<M, S, H, T>(
[INFO] [stderr]    |        ---------- required by a bound in this
[INFO] [stderr] ...
[INFO] [stderr] 50 |     T: HttpMetaExtractor<Metadata=M>,
[INFO] [stderr]    |                          ---------- required by this bound in `start_http`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0271`.
[INFO] [stderr] error: could not compile `rust_rpc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b607b29997c566c28a53527b086011be76166f215a052e3e64f2d5f0583b48e9"`
[INFO] running `"docker" "rm" "-f" "b607b29997c566c28a53527b086011be76166f215a052e3e64f2d5f0583b48e9"`
[INFO] [stdout] b607b29997c566c28a53527b086011be76166f215a052e3e64f2d5f0583b48e9