[INFO] cloning repository https://github.com/nagarajmanjunath/rust_rpc
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagarajmanjunath%2Frust_rpc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7f08bac9d23d9f55483680eacb8c96fcc7f9289
[INFO] checking nagarajmanjunath/rust_rpc against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnagarajmanjunath%2Frust_rpc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nagarajmanjunath/rust_rpc on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] crate git repo https://github.com/nagarajmanjunath/rust_rpc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpc-server-utils v14.0.5
[INFO] [stderr]   Downloaded multibase v0.6.0
[INFO] [stderr]   Downloaded ethbloom v0.8.1
[INFO] [stderr]   Downloaded ethereum-types v0.8.0
[INFO] [stderr]   Downloaded cid v0.3.1
[INFO] [stderr]   Downloaded jsonrpc-http-server v14.0.6
[INFO] [stderr]   Downloaded sha1 v0.5.0
[INFO] [stderr]   Downloaded integer-encoding v1.0.7
[INFO] [stderr]   Downloaded jsonrpc-ws-server v14.0.6
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded impl-serde v0.3.0
[INFO] [stderr]   Downloaded jsonrpc-ipc-server v14.0.7
[INFO] [stderr]   Downloaded jsonrpc-pubsub v14.0.6
[INFO] [stderr]   Downloaded jsonrpc-core v14.0.5
[INFO] [stderr]   Downloaded multihash v0.8.0
[INFO] [stderr]   Downloaded transient-hashmap v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7327f40d49deec59a0102b6020fa90cb34f83412703036e3fe85de4d9e25cc0
[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" "e7327f40d49deec59a0102b6020fa90cb34f83412703036e3fe85de4d9e25cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7327f40d49deec59a0102b6020fa90cb34f83412703036e3fe85de4d9e25cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7327f40d49deec59a0102b6020fa90cb34f83412703036e3fe85de4d9e25cc0", kill_on_drop: false }`
[INFO] [stdout] e7327f40d49deec59a0102b6020fa90cb34f83412703036e3fe85de4d9e25cc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6306b82a89b72558d5a4330edcc26bdfe9a460ef98d1d10b140e088a22245972
[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" "6306b82a89b72558d5a4330edcc26bdfe9a460ef98d1d10b140e088a22245972", kill_on_drop: false }`
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[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling httparse v1.3.4
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[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking ethereum-types v0.8.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling jsonrpc-derive v14.0.5
[INFO] [stderr]     Checking jsonrpc-core v14.0.5
[INFO] [stderr]     Checking jsonrpc-server-utils v14.0.5
[INFO] [stderr]     Checking jsonrpc-pubsub v14.0.6
[INFO] [stderr]     Checking jsonrpc-http-server v14.0.6
[INFO] [stderr]     Checking jsonrpc-ws-server v14.0.6
[INFO] [stderr]     Checking jsonrpc-ipc-server v14.0.7
[INFO] [stderr]     Checking rust_rpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0271]: type mismatch resolving `<RpcExtractor as HttpMetaExtractor>::Metadata == ()`
[INFO] [stdout]   --> src/main.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let start_result = start_http(
[INFO] [stdout]    |                        ^^^^^^^^^^ expected `()`, found struct `Metadata`
[INFO] [stdout] ...
[INFO] [stdout] 42 | pub fn start_http<M, S, H, T>(
[INFO] [stdout]    |        ---------- required by a bound in this
[INFO] [stdout] ...
[INFO] [stdout] 50 |     T: HttpMetaExtractor<Metadata=M>,
[INFO] [stdout]    |                          ---------- required by this bound in `start_http`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<RpcExtractor as HttpMetaExtractor>::Metadata == ()`
[INFO] [stdout]   --> src/main.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let start_result = start_http(
[INFO] [stdout]    |                        ^^^^^^^^^^ expected `()`, found struct `Metadata`
[INFO] [stdout] ...
[INFO] [stdout] 42 | pub fn start_http<M, S, H, T>(
[INFO] [stdout]    |        ---------- required by a bound in this
[INFO] [stdout] ...
[INFO] [stdout] 50 |     T: HttpMetaExtractor<Metadata=M>,
[INFO] [stdout]    |                          ---------- required by this bound in `start_http`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_rpc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6306b82a89b72558d5a4330edcc26bdfe9a460ef98d1d10b140e088a22245972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6306b82a89b72558d5a4330edcc26bdfe9a460ef98d1d10b140e088a22245972", kill_on_drop: false }`
[INFO] [stdout] 6306b82a89b72558d5a4330edcc26bdfe9a460ef98d1d10b140e088a22245972