[INFO] fetching crate rabble 0.4.1...
[INFO] checking rabble-0.4.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate rabble 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rabble 0.4.1 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rabble 0.4.1
[INFO] finished tweaking crates.io crate rabble 0.4.1
[INFO] tweaked toml for crates.io crate rabble 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e8a28bb836b882b83fb214e40ae4f482578f9950917f3259612ee37aa25920fe
[INFO] running `"docker" "start" "-a" "e8a28bb836b882b83fb214e40ae4f482578f9950917f3259612ee37aa25920fe"`
[INFO] [stderr]     Checking slog v1.7.1
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]     Checking ferris v0.1.1
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking orset v0.2.0
[INFO] [stderr]     Checking slog-extra v0.1.2
[INFO] [stderr]     Checking slog-stream v1.2.1
[INFO] [stderr]     Checking slog-term v1.5.0
[INFO] [stderr]     Checking slog-stdlog v1.1.0
[INFO] [stderr]     Checking slog-envlogger v0.5.0
[INFO] [stderr]     Checking amy v0.7.2
[INFO] [stderr]     Checking rabble v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]   --> src/node.rs:18:59
[INFO] [stderr]    |
[INFO] [stderr] 18 |               return Err(ErrorKind::SendError($errmsg, $pid.cloned()).into())
[INFO] [stderr]    |                                                             ^^^^^^ multiple `cloned` found
[INFO] [stderr] ...
[INFO] [stderr] 61 | /         send!(self.cluster_tx,
[INFO] [stderr] 62 | |               ClusterMsg::Join(node_id.clone()),
[INFO] [stderr] 63 | |               None,
[INFO] [stderr] 64 | |               format!("ClusterMsg::Join({:?})", *node_id))
[INFO] [stderr]    | |__________________________________________________________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: candidate #1 is defined in an impl for the type `std::option::Option<&_>`
[INFO] [stderr]    = note: candidate #2 is defined in an impl for the type `std::option::Option<&mut _>`
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]   --> src/node.rs:18:59
[INFO] [stderr]    |
[INFO] [stderr] 18 |               return Err(ErrorKind::SendError($errmsg, $pid.cloned()).into())
[INFO] [stderr]    |                                                             ^^^^^^ multiple `cloned` found
[INFO] [stderr] ...
[INFO] [stderr] 68 | /         send!(self.cluster_tx,
[INFO] [stderr] 69 | |               ClusterMsg::Leave(node_id.clone()),
[INFO] [stderr] 70 | |               None,
[INFO] [stderr] 71 | |               format!("ClusterMsg::Leave({:?})", *node_id))
[INFO] [stderr]    | |___________________________________________________________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: candidate #1 is defined in an impl for the type `std::option::Option<&_>`
[INFO] [stderr]    = note: candidate #2 is defined in an impl for the type `std::option::Option<&mut _>`
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]   --> src/node.rs:18:59
[INFO] [stderr]    |
[INFO] [stderr] 18 |               return Err(ErrorKind::SendError($errmsg, $pid.cloned()).into())
[INFO] [stderr]    |                                                             ^^^^^^ multiple `cloned` found
[INFO] [stderr] ...
[INFO] [stderr] 61 | /         send!(self.cluster_tx,
[INFO] [stderr] 62 | |               ClusterMsg::Join(node_id.clone()),
[INFO] [stderr] 63 | |               None,
[INFO] [stderr] 64 | |               format!("ClusterMsg::Join({:?})", *node_id))
[INFO] [stderr]    | |__________________________________________________________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: candidate #1 is defined in an impl for the type `std::option::Option<&_>`
[INFO] [stderr]    = note: candidate #2 is defined in an impl for the type `std::option::Option<&mut _>`
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]   --> src/node.rs:18:59
[INFO] [stderr]    |
[INFO] [stderr] 18 |               return Err(ErrorKind::SendError($errmsg, $pid.cloned()).into())
[INFO] [stderr]    |                                                             ^^^^^^ multiple `cloned` found
[INFO] [stderr] ...
[INFO] [stderr] 68 | /         send!(self.cluster_tx,
[INFO] [stderr] 69 | |               ClusterMsg::Leave(node_id.clone()),
[INFO] [stderr] 70 | |               None,
[INFO] [stderr] 71 | |               format!("ClusterMsg::Leave({:?})", *node_id))
[INFO] [stderr]    | |___________________________________________________________- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: candidate #1 is defined in an impl for the type `std::option::Option<&_>`
[INFO] [stderr]    = note: candidate #2 is defined in an impl for the type `std::option::Option<&mut _>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: could not compile `rabble`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: could not compile `rabble`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e8a28bb836b882b83fb214e40ae4f482578f9950917f3259612ee37aa25920fe"`
[INFO] running `"docker" "rm" "-f" "e8a28bb836b882b83fb214e40ae4f482578f9950917f3259612ee37aa25920fe"`
[INFO] [stdout] e8a28bb836b882b83fb214e40ae4f482578f9950917f3259612ee37aa25920fe