[INFO] fetching crate rs-jsonrpc-tcp-server 8.0.0...
[INFO] checking rs-jsonrpc-tcp-server-8.0.0 against beta for pr-78714
[INFO] extracting crate rs-jsonrpc-tcp-server 8.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rs-jsonrpc-tcp-server 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-tcp-server 8.0.0
[INFO] finished tweaking crates.io crate rs-jsonrpc-tcp-server 8.0.0
[INFO] tweaked toml for crates.io crate rs-jsonrpc-tcp-server 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] [stderr]     Blocking waiting for file lock on package cache
[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] 6e73bc4830354b330f28de9105b0c76fd0b6d7b672a66bbb8b13e537edde6707
[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" "6e73bc4830354b330f28de9105b0c76fd0b6d7b672a66bbb8b13e537edde6707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e73bc4830354b330f28de9105b0c76fd0b6d7b672a66bbb8b13e537edde6707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e73bc4830354b330f28de9105b0c76fd0b6d7b672a66bbb8b13e537edde6707", kill_on_drop: false }`
[INFO] [stdout] 6e73bc4830354b330f28de9105b0c76fd0b6d7b672a66bbb8b13e537edde6707
[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] a058c12e358bbb62ca9e6f30003f6c848e737e390664e751838260018f2af678
[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" "a058c12e358bbb62ca9e6f30003f6c848e737e390664e751838260018f2af678", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rs-jsonrpc-core v8.0.0
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking rs-jsonrpc-server-utils v8.0.0
[INFO] [stderr]     Checking rs-jsonrpc-tcp-server v8.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dispatch.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 try!(channel.send(msg).wait().map_err(|e| PushMessageError::from(e)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     meta_extractor: Arc<MetaExtractor<M>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor<M>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/logger.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     static ref LOG_DUMMY: bool = {
[INFO] [stdout] 7  | |         let mut builder = LogBuilder::new();
[INFO] [stdout] 8  | |         builder.filter(None, LogLevelFilter::Info);
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     };
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dispatch.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 try!(channel.send(msg).wait().map_err(|e| PushMessageError::from(e)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/server.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |     meta_extractor: Arc<MetaExtractor<M>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor<M>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `server_utils::tokio_io::AsyncRead::framed`: Use tokio_codec::Decoder::framed instead
[INFO] [stdout]   --> src/server.rs:90:36
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     let (writer, reader) = socket.framed(
[INFO] [stdout]    |                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `server_utils::tokio_io::AsyncRead::framed`: Use tokio_codec::Decoder::framed instead
[INFO] [stdout]   --> src/server.rs:90:36
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     let (writer, reader) = socket.framed(
[INFO] [stdout]    |                                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 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 4.36s
[INFO] running `Command { std: "docker" "inspect" "a058c12e358bbb62ca9e6f30003f6c848e737e390664e751838260018f2af678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a058c12e358bbb62ca9e6f30003f6c848e737e390664e751838260018f2af678", kill_on_drop: false }`
[INFO] [stdout] a058c12e358bbb62ca9e6f30003f6c848e737e390664e751838260018f2af678