[INFO] fetching crate jsonrpc-client-http 0.5.0...
[INFO] checking jsonrpc-client-http-0.5.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate jsonrpc-client-http 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate jsonrpc-client-http 0.5.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate jsonrpc-client-http 0.5.0
[INFO] finished tweaking crates.io crate jsonrpc-client-http 0.5.0
[INFO] tweaked toml for crates.io crate jsonrpc-client-http 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b2cea6c731c893afa4eaa11618cec360305ade9a2df6595dd5561be73be2f587
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b2cea6c731c893afa4eaa11618cec360305ade9a2df6595dd5561be73be2f587"`
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking jsonrpc-core v8.0.1
[INFO] [stderr]     Checking globset v0.1.4
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking jsonrpc-pubsub v8.0.0
[INFO] [stderr]     Checking jsonrpc-client-core v0.5.0
[INFO] [stderr]     Checking jsonrpc-server-utils v8.0.0
[INFO] [stderr]     Checking jsonrpc-macros v8.0.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking jsonrpc-http-server v8.0.0
[INFO] [stderr]     Checking jsonrpc-client-http v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:36
[INFO] [stderr]     |
[INFO] [stderr] 333 | ) -> Result<(Core, CoreSender, Box<Future<Item = (), Error = ()>>)> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:351:10
[INFO] [stderr]     |
[INFO] [stderr] 351 | ) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:373:24
[INFO] [stderr]     |
[INFO] [stderr] 373 |     Box::new(f) as Box<Future<Item = (), Error = ()>>
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:412:23
[INFO] [stderr]     |
[INFO] [stderr] 412 |     type Future = Box<Future<Item = Vec<u8>, Error = Self::Error> + Send>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:36
[INFO] [stderr]     |
[INFO] [stderr] 333 | ) -> Result<(Core, CoreSender, Box<Future<Item = (), Error = ()>>)> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:351:10
[INFO] [stderr]     |
[INFO] [stderr] 351 | ) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:373:24
[INFO] [stderr]     |
[INFO] [stderr] 373 |     Box::new(f) as Box<Future<Item = (), Error = ()>>
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:412:23
[INFO] [stderr]     |
[INFO] [stderr] 412 |     type Future = Box<Future<Item = Vec<u8>, Error = Self::Error> + Send>;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = Self::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.10s
[INFO] running `"docker" "inspect" "b2cea6c731c893afa4eaa11618cec360305ade9a2df6595dd5561be73be2f587"`
[INFO] running `"docker" "rm" "-f" "b2cea6c731c893afa4eaa11618cec360305ade9a2df6595dd5561be73be2f587"`
[INFO] [stdout] b2cea6c731c893afa4eaa11618cec360305ade9a2df6595dd5561be73be2f587