[INFO] fetching crate jsonrpc-client-http 0.5.0...
[INFO] checking jsonrpc-client-http-0.5.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[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 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eef5a51b921185d3901f2ee718d76b87e2c7fb5cc592142ef0760b0c1bc0d447
[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" "eef5a51b921185d3901f2ee718d76b87e2c7fb5cc592142ef0760b0c1bc0d447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eef5a51b921185d3901f2ee718d76b87e2c7fb5cc592142ef0760b0c1bc0d447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eef5a51b921185d3901f2ee718d76b87e2c7fb5cc592142ef0760b0c1bc0d447", kill_on_drop: false }`
[INFO] [stdout] eef5a51b921185d3901f2ee718d76b87e2c7fb5cc592142ef0760b0c1bc0d447
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ca2f11f3a57e600f1d87d1bdab53292b4afc4a629d9f9ff9307a866456deb9d
[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" "4ca2f11f3a57e600f1d87d1bdab53292b4afc4a629d9f9ff9307a866456deb9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking jsonrpc-core v8.0.1
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking jsonrpc-server-utils v8.0.0
[INFO] [stderr]     Checking jsonrpc-pubsub v8.0.0
[INFO] [stderr]     Checking jsonrpc-macros v8.0.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking jsonrpc-http-server v8.0.0
[INFO] [stderr]     Checking backtrace v0.3.57
[INFO] [stderr]     Checking jsonrpc-client-core v0.5.0
[INFO] [stderr]     Checking jsonrpc-client-http v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:36
[INFO] [stdout]     |
[INFO] [stdout] 333 | ) -> Result<(Core, CoreSender, Box<Future<Item = (), Error = ()>>)> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:351:10
[INFO] [stdout]     |
[INFO] [stdout] 351 | ) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:373:24
[INFO] [stdout]     |
[INFO] [stdout] 373 |     Box::new(f) as Box<Future<Item = (), Error = ()>>
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:412:23
[INFO] [stdout]     |
[INFO] [stdout] 412 |     type Future = Box<Future<Item = Vec<u8>, Error = Self::Error> + Send>;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = Self::Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:36
[INFO] [stdout]     |
[INFO] [stdout] 333 | ) -> Result<(Core, CoreSender, Box<Future<Item = (), Error = ()>>)> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:351:10
[INFO] [stdout]     |
[INFO] [stdout] 351 | ) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:373:24
[INFO] [stdout]     |
[INFO] [stdout] 373 |     Box::new(f) as Box<Future<Item = (), Error = ()>>
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:412:23
[INFO] [stdout]     |
[INFO] [stdout] 412 |     type Future = Box<Future<Item = Vec<u8>, Error = Self::Error> + Send>;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = Self::Error> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.37s
[INFO] running `Command { std: "docker" "inspect" "4ca2f11f3a57e600f1d87d1bdab53292b4afc4a629d9f9ff9307a866456deb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca2f11f3a57e600f1d87d1bdab53292b4afc4a629d9f9ff9307a866456deb9d", kill_on_drop: false }`
[INFO] [stdout] 4ca2f11f3a57e600f1d87d1bdab53292b4afc4a629d9f9ff9307a866456deb9d