[INFO] updating cached repository https://github.com/ikruglov/grpcdemo2rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 112b0f17048d2a3a51a7095e74e706d9da24b55c
[INFO] checking ikruglov/grpcdemo2rust against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fikruglov%2Fgrpcdemo2rust" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ikruglov/grpcdemo2rust on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ikruglov/grpcdemo2rust
[INFO] finished tweaking git repo https://github.com/ikruglov/grpcdemo2rust
[INFO] tweaked toml for git repo https://github.com/ikruglov/grpcdemo2rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ikruglov/grpcdemo2rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] e9b8e2227235025df9b8b8e847cff1e84190ae1e46ccead9a2607045cd79ccf9
[INFO] running `"docker" "start" "-a" "e9b8e2227235025df9b8b8e847cff1e84190ae1e46ccead9a2607045cd79ccf9"`
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking grpcdemo2rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `hyper::server::Request`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::server::Request;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^ no `Request` in `server`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `hyper::server::Response`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use hyper::server::Response;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `Response` in `server`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `MessageStatic` in `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:141:21
[INFO] [stderr]     |
[INFO] [stderr] 141 |         ::protobuf::MessageStatic::descriptor_static(None::<Self>)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ could not find `MessageStatic` in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `MessageStatic` in `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:321:21
[INFO] [stderr]     |
[INFO] [stderr] 321 |         ::protobuf::MessageStatic::descriptor_static(None::<Self>)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ could not find `MessageStatic` in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MessageStatic` in crate `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:145:18
[INFO] [stderr]     |
[INFO] [stderr] 145 | impl ::protobuf::MessageStatic for HelloRequest {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^ not found in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MessageStatic` in crate `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:325:18
[INFO] [stderr]     |
[INFO] [stderr] 325 | impl ::protobuf::MessageStatic for HelloReply {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^ not found in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:86:16
[INFO] [stderr]    |
[INFO] [stderr] 86 |         while !try!(is.eof()) {
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:87:45
[INFO] [stderr]    |
[INFO] [stderr] 87 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.name));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:93:21
[INFO] [stderr]    |
[INFO] [stderr] 93 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |             try!(os.write_string(1, &v));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:266:16
[INFO] [stderr]     |
[INFO] [stderr] 266 |         while !try!(is.eof()) {
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:267:45
[INFO] [stderr]     |
[INFO] [stderr] 267 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:270:21
[INFO] [stderr]     |
[INFO] [stderr] 270 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.message));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:273:21
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:294:13
[INFO] [stderr]     |
[INFO] [stderr] 294 |             try!(os.write_string(1, &v));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:296:9
[INFO] [stderr]     |
[INFO] [stderr] 296 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/helloworld.rs:136:26
[INFO] [stderr]     |
[INFO] [stderr] 136 |     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/helloworld.rs:137:18
[INFO] [stderr]     |
[INFO] [stderr] 137 |         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/helloworld.rs:316:26
[INFO] [stderr]     |
[INFO] [stderr] 316 |     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/helloworld.rs:317:18
[INFO] [stderr]     |
[INFO] [stderr] 317 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `hyper::server::Request`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::server::Request;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^ no `Request` in `server`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `hyper::server::Response`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use hyper::server::Response;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `Response` in `server`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `MessageStatic` in `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:141:21
[INFO] [stderr]     |
[INFO] [stderr] 141 |         ::protobuf::MessageStatic::descriptor_static(None::<Self>)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ could not find `MessageStatic` in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `MessageStatic` in `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:321:21
[INFO] [stderr]     |
[INFO] [stderr] 321 |         ::protobuf::MessageStatic::descriptor_static(None::<Self>)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ could not find `MessageStatic` in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MessageStatic` in crate `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:145:18
[INFO] [stderr]     |
[INFO] [stderr] 145 | impl ::protobuf::MessageStatic for HelloRequest {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^ not found in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `MessageStatic` in crate `protobuf`
[INFO] [stderr]    --> src/helloworld.rs:325:18
[INFO] [stderr]     |
[INFO] [stderr] 325 | impl ::protobuf::MessageStatic for HelloReply {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^ not found in `protobuf`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]   --> src/helloworld.rs:29:19
[INFO] [stderr]    |
[INFO] [stderr] 29 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:152:19
[INFO] [stderr]     |
[INFO] [stderr] 152 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:209:19
[INFO] [stderr]     |
[INFO] [stderr] 209 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:332:19
[INFO] [stderr]     |
[INFO] [stderr] 332 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:404:11
[INFO] [stderr]     |
[INFO] [stderr] 404 |     lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:86:16
[INFO] [stderr]    |
[INFO] [stderr] 86 |         while !try!(is.eof()) {
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:87:45
[INFO] [stderr]    |
[INFO] [stderr] 87 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.name));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/helloworld.rs:93:21
[INFO] [stderr]    |
[INFO] [stderr] 93 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |             try!(os.write_string(1, &v));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:266:16
[INFO] [stderr]     |
[INFO] [stderr] 266 |         while !try!(is.eof()) {
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:267:45
[INFO] [stderr]     |
[INFO] [stderr] 267 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:270:21
[INFO] [stderr]     |
[INFO] [stderr] 270 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.message));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:273:21
[INFO] [stderr]     |
[INFO] [stderr] 273 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:294:13
[INFO] [stderr]     |
[INFO] [stderr] 294 |             try!(os.write_string(1, &v));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/helloworld.rs:296:9
[INFO] [stderr]     |
[INFO] [stderr] 296 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/helloworld.rs:136:26
[INFO] [stderr]     |
[INFO] [stderr] 136 |     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/helloworld.rs:137:18
[INFO] [stderr]     |
[INFO] [stderr] 137 |         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/helloworld.rs:316:26
[INFO] [stderr]     |
[INFO] [stderr] 316 |     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/helloworld.rs:317:18
[INFO] [stderr]     |
[INFO] [stderr] 317 |         self as &::std::any::Any
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::any::Any)`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `grpcdemo2rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]   --> src/helloworld.rs:29:19
[INFO] [stderr]    |
[INFO] [stderr] 29 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:152:19
[INFO] [stderr]     |
[INFO] [stderr] 152 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:209:19
[INFO] [stderr]     |
[INFO] [stderr] 209 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:332:19
[INFO] [stderr]     |
[INFO] [stderr] 332 |             lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'protobuf::lazy::ONCE_INIT': Regenerate .proto files to use safer initializer
[INFO] [stderr]    --> src/helloworld.rs:404:11
[INFO] [stderr]     |
[INFO] [stderr] 404 |     lock: ::protobuf::lazy::ONCE_INIT,
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `grpcdemo2rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e9b8e2227235025df9b8b8e847cff1e84190ae1e46ccead9a2607045cd79ccf9"`
[INFO] running `"docker" "rm" "-f" "e9b8e2227235025df9b8b8e847cff1e84190ae1e46ccead9a2607045cd79ccf9"`
[INFO] [stdout] e9b8e2227235025df9b8b8e847cff1e84190ae1e46ccead9a2607045cd79ccf9
