[INFO] fetching crate bitconch-jsonrpc-tcp-server 0.1.0...
[INFO] checking bitconch-jsonrpc-tcp-server-0.1.0 against beta for pr-78714
[INFO] extracting crate bitconch-jsonrpc-tcp-server 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bitconch-jsonrpc-tcp-server 0.1.0 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 bitconch-jsonrpc-tcp-server 0.1.0
[INFO] finished tweaking crates.io crate bitconch-jsonrpc-tcp-server 0.1.0
[INFO] tweaked toml for crates.io crate bitconch-jsonrpc-tcp-server 0.1.0 written to /workspace/builds/worker-2/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-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cc33388fb13ea1ada54f5f53b823ec6cf162f51b8ea3e2168b99399031d2789
[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" "5cc33388fb13ea1ada54f5f53b823ec6cf162f51b8ea3e2168b99399031d2789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cc33388fb13ea1ada54f5f53b823ec6cf162f51b8ea3e2168b99399031d2789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc33388fb13ea1ada54f5f53b823ec6cf162f51b8ea3e2168b99399031d2789", kill_on_drop: false }`
[INFO] [stdout] 5cc33388fb13ea1ada54f5f53b823ec6cf162f51b8ea3e2168b99399031d2789
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 203f6ff7b308c0cb7e756e66bbfecd6df538a4906050dc1d9badf6c73790c5f9
[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" "203f6ff7b308c0cb7e756e66bbfecd6df538a4906050dc1d9badf6c73790c5f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking bitconch-jsonrpc-core v0.1.0
[INFO] [stderr]     Checking bitconch-jsonrpc-server-utils v0.1.0
[INFO] [stderr]     Checking bitconch-jsonrpc-tcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dispatch.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 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:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |     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 macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dispatch.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 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:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |     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: unnecessary trailing semicolon
[INFO] [stdout]   --> src/tests.rs:97:79
[INFO] [stdout]    |
[INFO] [stdout] 97 |         .map_err(|err| panic!("Error connecting or closing connection: {:?}", err));;
[INFO] [stdout]    |                                                                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.38s
[INFO] running `Command { std: "docker" "inspect" "203f6ff7b308c0cb7e756e66bbfecd6df538a4906050dc1d9badf6c73790c5f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203f6ff7b308c0cb7e756e66bbfecd6df538a4906050dc1d9badf6c73790c5f9", kill_on_drop: false }`
[INFO] [stdout] 203f6ff7b308c0cb7e756e66bbfecd6df538a4906050dc1d9badf6c73790c5f9