[INFO] fetching crate sc-rpc-api 0.8.0-rc6...
[INFO] checking sc-rpc-api-0.8.0-rc6 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate sc-rpc-api 0.8.0-rc6 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate sc-rpc-api 0.8.0-rc6 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-rpc-api 0.8.0-rc6
[INFO] finished tweaking crates.io crate sc-rpc-api 0.8.0-rc6
[INFO] tweaked toml for crates.io crate sc-rpc-api 0.8.0-rc6 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0033216dd04ff923834b1463fc03effaaeec942499987ae7db63e7fec26b6a4
[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" "e0033216dd04ff923834b1463fc03effaaeec942499987ae7db63e7fec26b6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0033216dd04ff923834b1463fc03effaaeec942499987ae7db63e7fec26b6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0033216dd04ff923834b1463fc03effaaeec942499987ae7db63e7fec26b6a4", kill_on_drop: false }`
[INFO] [stdout] e0033216dd04ff923834b1463fc03effaaeec942499987ae7db63e7fec26b6a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 913cc97618f08027f23f1b088d1e12f6b4bb79b818075076c9e952b8fba07e4e
[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" "913cc97618f08027f23f1b088d1e12f6b4bb79b818075076c9e952b8fba07e4e", kill_on_drop: false }`
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[INFO] [stderr]     Checking sc-rpc-api v0.8.0-rc6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `jsonrpc_core::futures::Future`
[INFO] [stdout]   --> src/chain/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use jsonrpc_core::futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_core::futures::Future`
[INFO] [stdout]   --> src/state/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use jsonrpc_core::futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_core::futures::Future`
[INFO] [stdout]   --> src/chain/mod.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use jsonrpc_core::futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `jsonrpc_core::futures::Future`
[INFO] [stdout]   --> src/state/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use jsonrpc_core::futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 18s
[INFO] running `Command { std: "docker" "inspect" "913cc97618f08027f23f1b088d1e12f6b4bb79b818075076c9e952b8fba07e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913cc97618f08027f23f1b088d1e12f6b4bb79b818075076c9e952b8fba07e4e", kill_on_drop: false }`
[INFO] [stdout] 913cc97618f08027f23f1b088d1e12f6b4bb79b818075076c9e952b8fba07e4e
