[INFO] fetching crate neovim-lib 0.6.1...
[INFO] extracting crate neovim-lib 0.6.1 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/neovim-lib/0.6.1
[INFO] extracting crate neovim-lib 0.6.1 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/neovim-lib/0.6.1
[INFO] validating manifest of neovim-lib-0.6.1 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of neovim-lib-0.6.1 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing neovim-lib-0.6.1
[INFO] finished frobbing neovim-lib-0.6.1
[INFO] frobbed toml for neovim-lib-0.6.1 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/neovim-lib/0.6.1/Cargo.toml
[INFO] started frobbing neovim-lib-0.6.1
[INFO] finished frobbing neovim-lib-0.6.1
[INFO] frobbed toml for neovim-lib-0.6.1 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/neovim-lib/0.6.1/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking neovim-lib-0.6.1 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/neovim-lib/0.6.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e6ecdc27eb135d5d7b6d651dbb80534b778097cdb1d919ea4a53a48901e6c89d
[INFO] running `"docker" "start" "-a" "e6ecdc27eb135d5d7b6d651dbb80534b778097cdb1d919ea4a53a48901e6c89d"`
[INFO] [stderr]     Checking rmpv v0.4.0
[INFO] [stderr]     Checking neovim-lib v0.6.1 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/session.rs:31:39
[INFO] [stderr]    |
[INFO] [stderr] 31 |     ($($e:expr), +,) => (call_args![$($e),*]);
[INFO] [stderr]    |                  -                    ^^  - conflicting repetition
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  expected repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/session.rs:35:22
[INFO] [stderr]    |
[INFO] [stderr] 32 |     ($($e:expr), +) => {{
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 35 |             vec.push($e.into_val());
[INFO] [stderr]    |                      ^^
[INFO] [stderr] 36 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rpc/client.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Callback = Box<FnMut(Result<Value, Value>) + Send + 'static>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Result<Value, Value>) + Send + 'static`
[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/rpc/client.rs:215:55
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn send_error_to_callers(queue: &Queue, err: &Box<Error>) {
[INFO] [stderr]     |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rpc/model.rs:66:66
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn decode<R: Read>(reader: &mut R) -> Result<RpcMessage, Box<Error>> {
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rpc/model.rs:105:76
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub fn encode<W: Write>(writer: &mut W, msg: RpcMessage) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/async.rs:13:20
[INFO] [stderr]    |
[INFO] [stderr] 13 |     cb: Option<Box<FnMut(Result<Value, Value>) + Send + 'static>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Result<Value, Value>) + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/session.rs:31:39
[INFO] [stderr]    |
[INFO] [stderr] 31 |     ($($e:expr), +,) => (call_args![$($e),*]);
[INFO] [stderr]    |                  -                    ^^  - conflicting repetition
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  expected repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/session.rs:35:22
[INFO] [stderr]    |
[INFO] [stderr] 32 |     ($($e:expr), +) => {{
[INFO] [stderr]    |                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 35 |             vec.push($e.into_val());
[INFO] [stderr]    |                      ^^
[INFO] [stderr] 36 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rpc/client.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | type Callback = Box<FnMut(Result<Value, Value>) + Send + 'static>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Result<Value, Value>) + Send + 'static`
[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/rpc/client.rs:215:55
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn send_error_to_callers(queue: &Queue, err: &Box<Error>) {
[INFO] [stderr]     |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/rpc/model.rs:66:66
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn decode<R: Read>(reader: &mut R) -> Result<RpcMessage, Box<Error>> {
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/rpc/model.rs:105:76
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub fn encode<W: Write>(writer: &mut W, msg: RpcMessage) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/async.rs:13:20
[INFO] [stderr]    |
[INFO] [stderr] 13 |     cb: Option<Box<FnMut(Result<Value, Value>) + Send + 'static>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Result<Value, Value>) + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `neovim-lib`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `neovim-lib`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e6ecdc27eb135d5d7b6d651dbb80534b778097cdb1d919ea4a53a48901e6c89d"`
[INFO] running `"docker" "rm" "-f" "e6ecdc27eb135d5d7b6d651dbb80534b778097cdb1d919ea4a53a48901e6c89d"`
[INFO] [stdout] e6ecdc27eb135d5d7b6d651dbb80534b778097cdb1d919ea4a53a48901e6c89d