[INFO] fetching crate bitconch-jsonrpc-macros 0.1.0...
[INFO] checking bitconch-jsonrpc-macros-0.1.0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate bitconch-jsonrpc-macros 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bitconch-jsonrpc-macros 0.1.0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitconch-jsonrpc-macros 0.1.0
[INFO] finished tweaking crates.io crate bitconch-jsonrpc-macros 0.1.0
[INFO] tweaked toml for crates.io crate bitconch-jsonrpc-macros 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitconch-jsonrpc-pubsub v0.1.0
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b1396165a432b5c1862562bd800f4cdc563b43c99919e295b4b2bed21ce7030
[INFO] running `Command { std: "docker" "start" "-a" "6b1396165a432b5c1862562bd800f4cdc563b43c99919e295b4b2bed21ce7030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b1396165a432b5c1862562bd800f4cdc563b43c99919e295b4b2bed21ce7030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1396165a432b5c1862562bd800f4cdc563b43c99919e295b4b2bed21ce7030", kill_on_drop: false }`
[INFO] [stdout] 6b1396165a432b5c1862562bd800f4cdc563b43c99919e295b4b2bed21ce7030
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a031f8db3ef98e8cb9ac97ba8dfc2ba02177f40157c4da5aa48564f42646df2
[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" "1a031f8db3ef98e8cb9ac97ba8dfc2ba02177f40157c4da5aa48564f42646df2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking bitconch-jsonrpc-core v0.1.0
[INFO] [stderr]     Checking bitconch-jsonrpc-server-utils v0.1.0
[INFO] [stderr]     Checking bitconch-jsonrpc-pubsub v0.1.0
[INFO] [stderr]     Checking bitconch-jsonrpc-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bitconch-jsonrpc-tcp-server v0.1.0
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/auto_args.rs:455:12
[INFO] [stdout]     |
[INFO] [stdout] 455 |     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:455:12
[INFO] [stdout]     |
[INFO] [stdout] 455 |     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 28.94s
[INFO] running `Command { std: "docker" "inspect" "1a031f8db3ef98e8cb9ac97ba8dfc2ba02177f40157c4da5aa48564f42646df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a031f8db3ef98e8cb9ac97ba8dfc2ba02177f40157c4da5aa48564f42646df2", kill_on_drop: false }`
[INFO] [stdout] 1a031f8db3ef98e8cb9ac97ba8dfc2ba02177f40157c4da5aa48564f42646df2