[INFO] crate raft 0.5.0 is already in cache
[INFO] extracting crate raft 0.5.0 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/raft/0.5.0
[INFO] extracting crate raft 0.5.0 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/raft/0.5.0
[INFO] validating manifest of raft-0.5.0 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of raft-0.5.0 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing raft-0.5.0
[INFO] removed 0 missing examples
[INFO] finished frobbing raft-0.5.0
[INFO] frobbed toml for raft-0.5.0 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/raft/0.5.0/Cargo.toml
[INFO] started frobbing raft-0.5.0
[INFO] removed 0 missing examples
[INFO] finished frobbing raft-0.5.0
[INFO] frobbed toml for raft-0.5.0 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/raft/0.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking raft-0.5.0 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-3/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/raft/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a599c74c55cf963066d6a4ca554a52de7e6a6f76eb6c104f7a67c72b1246194a
[INFO] running `"docker" "start" "-a" "a599c74c55cf963066d6a4ca554a52de7e6a6f76eb6c104f7a67c72b1246194a"`
[INFO] [stderr]    Compiling protobuf v2.0.6
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]    Compiling getset v0.0.6
[INFO] [stderr]     Checking raft v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:265:26
[INFO] [stderr]     |
[INFO] [stderr] 265 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:266:18
[INFO] [stderr]     |
[INFO] [stderr] 266 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:268:38
[INFO] [stderr]     |
[INFO] [stderr] 268 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:269:22
[INFO] [stderr]     |
[INFO] [stderr] 269 |         self as &mut ::std::any::Any
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:271:55
[INFO] [stderr]     |
[INFO] [stderr] 271 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:611:26
[INFO] [stderr]     |
[INFO] [stderr] 611 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:612:18
[INFO] [stderr]     |
[INFO] [stderr] 612 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:614:38
[INFO] [stderr]     |
[INFO] [stderr] 614 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:615:22
[INFO] [stderr]     |
[INFO] [stderr] 615 |         self as &mut ::std::any::Any
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:617:55
[INFO] [stderr]     |
[INFO] [stderr] 617 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:849:26
[INFO] [stderr]     |
[INFO] [stderr] 849 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:850:18
[INFO] [stderr]     |
[INFO] [stderr] 850 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:852:38
[INFO] [stderr]     |
[INFO] [stderr] 852 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:853:22
[INFO] [stderr]     |
[INFO] [stderr] 853 |         self as &mut ::std::any::Any
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:855:55
[INFO] [stderr]     |
[INFO] [stderr] 855 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1369:26
[INFO] [stderr]      |
[INFO] [stderr] 1369 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1370:18
[INFO] [stderr]      |
[INFO] [stderr] 1370 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1372:38
[INFO] [stderr]      |
[INFO] [stderr] 1372 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1373:22
[INFO] [stderr]      |
[INFO] [stderr] 1373 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1375:55
[INFO] [stderr]      |
[INFO] [stderr] 1375 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1649:26
[INFO] [stderr]      |
[INFO] [stderr] 1649 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1650:18
[INFO] [stderr]      |
[INFO] [stderr] 1650 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1652:38
[INFO] [stderr]      |
[INFO] [stderr] 1652 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1653:22
[INFO] [stderr]      |
[INFO] [stderr] 1653 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1655:55
[INFO] [stderr]      |
[INFO] [stderr] 1655 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1858:26
[INFO] [stderr]      |
[INFO] [stderr] 1858 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1859:18
[INFO] [stderr]      |
[INFO] [stderr] 1859 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1861:38
[INFO] [stderr]      |
[INFO] [stderr] 1861 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1862:22
[INFO] [stderr]      |
[INFO] [stderr] 1862 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1864:55
[INFO] [stderr]      |
[INFO] [stderr] 1864 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2190:26
[INFO] [stderr]      |
[INFO] [stderr] 2190 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2191:18
[INFO] [stderr]      |
[INFO] [stderr] 2191 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2193:38
[INFO] [stderr]      |
[INFO] [stderr] 2193 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2194:22
[INFO] [stderr]      |
[INFO] [stderr] 2194 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2196:55
[INFO] [stderr]      |
[INFO] [stderr] 2196 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/errors.rs:118:24
[INFO] [stderr]     |
[INFO] [stderr] 118 |         Other(err: Box<error::Error + Sync + Send>) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:265:26
[INFO] [stderr]     |
[INFO] [stderr] 265 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:266:18
[INFO] [stderr]     |
[INFO] [stderr] 266 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:268:38
[INFO] [stderr]     |
[INFO] [stderr] 268 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:269:22
[INFO] [stderr]     |
[INFO] [stderr] 269 |         self as &mut ::std::any::Any
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:271:55
[INFO] [stderr]     |
[INFO] [stderr] 271 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:611:26
[INFO] [stderr]     |
[INFO] [stderr] 611 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:612:18
[INFO] [stderr]     |
[INFO] [stderr] 612 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:614:38
[INFO] [stderr]     |
[INFO] [stderr] 614 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:615:22
[INFO] [stderr]     |
[INFO] [stderr] 615 |         self as &mut ::std::any::Any
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:617:55
[INFO] [stderr]     |
[INFO] [stderr] 617 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:849:26
[INFO] [stderr]     |
[INFO] [stderr] 849 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:850:18
[INFO] [stderr]     |
[INFO] [stderr] 850 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:852:38
[INFO] [stderr]     |
[INFO] [stderr] 852 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:853:22
[INFO] [stderr]     |
[INFO] [stderr] 853 |         self as &mut ::std::any::Any
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eraftpb.rs:855:55
[INFO] [stderr]     |
[INFO] [stderr] 855 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1369:26
[INFO] [stderr]      |
[INFO] [stderr] 1369 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1370:18
[INFO] [stderr]      |
[INFO] [stderr] 1370 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1372:38
[INFO] [stderr]      |
[INFO] [stderr] 1372 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1373:22
[INFO] [stderr]      |
[INFO] [stderr] 1373 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1375:55
[INFO] [stderr]      |
[INFO] [stderr] 1375 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1649:26
[INFO] [stderr]      |
[INFO] [stderr] 1649 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1650:18
[INFO] [stderr]      |
[INFO] [stderr] 1650 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1652:38
[INFO] [stderr]      |
[INFO] [stderr] 1652 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1653:22
[INFO] [stderr]      |
[INFO] [stderr] 1653 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1655:55
[INFO] [stderr]      |
[INFO] [stderr] 1655 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1858:26
[INFO] [stderr]      |
[INFO] [stderr] 1858 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1859:18
[INFO] [stderr]      |
[INFO] [stderr] 1859 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1861:38
[INFO] [stderr]      |
[INFO] [stderr] 1861 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1862:22
[INFO] [stderr]      |
[INFO] [stderr] 1862 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:1864:55
[INFO] [stderr]      |
[INFO] [stderr] 1864 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2190:26
[INFO] [stderr]      |
[INFO] [stderr] 2190 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2191:18
[INFO] [stderr]      |
[INFO] [stderr] 2191 |         self as &::std::any::Any
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2193:38
[INFO] [stderr]      |
[INFO] [stderr] 2193 |     fn as_any_mut(&mut self) -> &mut ::std::any::Any {
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2194:22
[INFO] [stderr]      |
[INFO] [stderr] 2194 |         self as &mut ::std::any::Any
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/eraftpb.rs:2196:55
[INFO] [stderr]      |
[INFO] [stderr] 2196 |     fn into_any(self: Box<Self>) -> ::std::boxed::Box<::std::any::Any> {
[INFO] [stderr]      |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/errors.rs:118:24
[INFO] [stderr]     |
[INFO] [stderr] 118 |         Other(err: Box<error::Error + Sync + Send>) {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/raft.rs:1660:33
[INFO] [stderr]      |
[INFO] [stderr] 1660 |                             let mut read_index = self.raft_log.committed;
[INFO] [stderr]      |                                 ----^^^^^^^^^^
[INFO] [stderr]      |                                 |
[INFO] [stderr]      |                                 help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raft.rs:765:9
[INFO] [stderr]     |
[INFO] [stderr] 765 |         self.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raft.rs:781:17
[INFO] [stderr]     |
[INFO] [stderr] 781 |                 self.step(m).is_ok();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raft.rs:796:13
[INFO] [stderr]     |
[INFO] [stderr] 796 |             self.step(m).is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:477:9
[INFO] [stderr]     |
[INFO] [stderr] 477 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:488:9
[INFO] [stderr]     |
[INFO] [stderr] 488 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:496:9
[INFO] [stderr]     |
[INFO] [stderr] 496 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:509:9
[INFO] [stderr]     |
[INFO] [stderr] 509 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/single_mem_node/main.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 | type ProposeCallback = Box<Fn() + Send>;
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/raft.rs:1660:33
[INFO] [stderr]      |
[INFO] [stderr] 1660 |                             let mut read_index = self.raft_log.committed;
[INFO] [stderr]      |                                 ----^^^^^^^^^^
[INFO] [stderr]      |                                 |
[INFO] [stderr]      |                                 help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raft.rs:765:9
[INFO] [stderr]     |
[INFO] [stderr] 765 |         self.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raft.rs:781:17
[INFO] [stderr]     |
[INFO] [stderr] 781 |                 self.step(m).is_ok();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raft.rs:796:13
[INFO] [stderr]     |
[INFO] [stderr] 796 |             self.step(m).is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:477:9
[INFO] [stderr]     |
[INFO] [stderr] 477 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:488:9
[INFO] [stderr]     |
[INFO] [stderr] 488 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:496:9
[INFO] [stderr]     |
[INFO] [stderr] 496 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/raw_node.rs:509:9
[INFO] [stderr]     |
[INFO] [stderr] 509 |         self.raft.step(m).is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]     --> tests/integration_cases/test_membership_changes.rs:1171:9
[INFO] [stderr]      |
[INFO] [stderr] 1171 |         scenario.propose_add_node_message(4).is_err();
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.43s
[INFO] running `"docker" "inspect" "a599c74c55cf963066d6a4ca554a52de7e6a6f76eb6c104f7a67c72b1246194a"`
[INFO] running `"docker" "rm" "-f" "a599c74c55cf963066d6a4ca554a52de7e6a6f76eb6c104f7a67c72b1246194a"`
[INFO] [stdout] a599c74c55cf963066d6a4ca554a52de7e6a6f76eb6c104f7a67c72b1246194a