[INFO] fetching crate rs-jsonrpc-macros 8.0.0...
[INFO] checking rs-jsonrpc-macros-8.0.0 against beta for pr-78714
[INFO] extracting crate rs-jsonrpc-macros 8.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rs-jsonrpc-macros 8.0.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-jsonrpc-macros 8.0.0
[INFO] finished tweaking crates.io crate rs-jsonrpc-macros 8.0.0
[INFO] tweaked toml for crates.io crate rs-jsonrpc-macros 8.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4300ee8e4d461c8affc6eccb8ee2bdef241757e826e4d8ce92f77e4213ad54af
[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" "4300ee8e4d461c8affc6eccb8ee2bdef241757e826e4d8ce92f77e4213ad54af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4300ee8e4d461c8affc6eccb8ee2bdef241757e826e4d8ce92f77e4213ad54af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4300ee8e4d461c8affc6eccb8ee2bdef241757e826e4d8ce92f77e4213ad54af", kill_on_drop: false }`
[INFO] [stdout] 4300ee8e4d461c8affc6eccb8ee2bdef241757e826e4d8ce92f77e4213ad54af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59befe07e87c27164c6030a5aedd57de0bb0ba2f8f9e00ee586a463477d67fde
[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" "59befe07e87c27164c6030a5aedd57de0bb0ba2f8f9e00ee586a463477d67fde", kill_on_drop: false }`
[INFO] [stderr]     Checking rs-jsonrpc-pubsub v8.0.0
[INFO] [stderr]     Checking rs-jsonrpc-tcp-server v8.0.0
[INFO] [stderr]     Checking rs-jsonrpc-macros v8.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/auto_args.rs:443:12
[INFO] [stdout]     |
[INFO] [stdout] 443 |     let len = try!(params_len(&params));
[INFO] [stdout]     |               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/auto_args.rs:443:12
[INFO] [stdout]     |
[INFO] [stdout] 443 |     let len = try!(params_len(&params));
[INFO] [stdout]     |               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]   --> src/auto_args.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | macro_rules! build_rpc_trait {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]   --> src/auto_args.rs:74:1
[INFO] [stdout]    |
[INFO] [stdout] 74 | macro_rules! build_rpc_trait {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "59befe07e87c27164c6030a5aedd57de0bb0ba2f8f9e00ee586a463477d67fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59befe07e87c27164c6030a5aedd57de0bb0ba2f8f9e00ee586a463477d67fde", kill_on_drop: false }`
[INFO] [stdout] 59befe07e87c27164c6030a5aedd57de0bb0ba2f8f9e00ee586a463477d67fde