[INFO] crate google-taskqueue1_beta2 1.0.10+20160428 is already in cache
[INFO] extracting crate google-taskqueue1_beta2 1.0.10+20160428 into work/ex/beta-1.38-1/sources/1.37.0/reg/google-taskqueue1_beta2/1.0.10+20160428
[INFO] extracting crate google-taskqueue1_beta2 1.0.10+20160428 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/google-taskqueue1_beta2/1.0.10+20160428
[INFO] validating manifest of google-taskqueue1_beta2-1.0.10+20160428 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of google-taskqueue1_beta2-1.0.10+20160428 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing google-taskqueue1_beta2-1.0.10+20160428
[INFO] finished frobbing google-taskqueue1_beta2-1.0.10+20160428
[INFO] frobbed toml for google-taskqueue1_beta2-1.0.10+20160428 written to work/ex/beta-1.38-1/sources/1.37.0/reg/google-taskqueue1_beta2/1.0.10+20160428/Cargo.toml
[INFO] started frobbing google-taskqueue1_beta2-1.0.10+20160428
[INFO] finished frobbing google-taskqueue1_beta2-1.0.10+20160428
[INFO] frobbed toml for google-taskqueue1_beta2-1.0.10+20160428 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/google-taskqueue1_beta2/1.0.10+20160428/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing google-taskqueue1_beta2-1.0.10+20160428 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/google-taskqueue1_beta2/1.0.10+20160428:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 64f50155a925446ccf17839f9b0490f5ea9aff0c7889ae1e835edc94c7796b22
[INFO] running `"docker" "start" "-a" "64f50155a925446ccf17839f9b0490f5ea9aff0c7889ae1e835edc94c7796b22"`
[INFO] [stderr]    Compiling google-taskqueue1_beta2 v1.0.10+20160428 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:166:31
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn token(&mut self, err: &error::Error) -> Option<oauth2::Token> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/cmn.rs:277:22
[INFO] [stderr]     |
[INFO] [stderr] 277 |     MissingToken(Box<error::Error>),
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:342:32
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:368:38
[INFO] [stderr]     |
[INFO] [stderr] 368 |     raw_parts: Vec<(Headers, &'a mut Read)>,
[INFO] [stderr]     |                                      ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:369:52
[INFO] [stderr]     |
[INFO] [stderr] 369 |     current_part: Option<(Cursor<Vec<u8>>, &'a mut Read)>,
[INFO] [stderr]     |                                                    ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:391:48
[INFO] [stderr]     |
[INFO] [stderr] 391 |     pub fn add_part(&mut self, reader: &'a mut Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stderr]     |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:616:27
[INFO] [stderr]     |
[INFO] [stderr] 616 |     pub delegate: &'a mut Delegate,
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:622:25
[INFO] [stderr]     |
[INFO] [stderr] 622 |     pub reader: &'a mut ReadSeek,
[INFO] [stderr]     |                         ^^^^^^^^ help: use `dyn`: `dyn ReadSeek`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:846:31
[INFO] [stderr]     |
[INFO] [stderr] 846 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:861:27
[INFO] [stderr]     |
[INFO] [stderr] 861 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1018:50
[INFO] [stderr]      |
[INFO] [stderr] 1018 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskqueueGetCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1114:31
[INFO] [stderr]      |
[INFO] [stderr] 1114 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1129:27
[INFO] [stderr]      |
[INFO] [stderr] 1129 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1318:50
[INFO] [stderr]      |
[INFO] [stderr] 1318 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskLeaseCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1415:31
[INFO] [stderr]      |
[INFO] [stderr] 1415 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1430:27
[INFO] [stderr]      |
[INFO] [stderr] 1430 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1601:50
[INFO] [stderr]      |
[INFO] [stderr] 1601 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskInsertCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1692:31
[INFO] [stderr]      |
[INFO] [stderr] 1692 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1707:27
[INFO] [stderr]      |
[INFO] [stderr] 1707 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1854:50
[INFO] [stderr]      |
[INFO] [stderr] 1854 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskDeleteCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1953:31
[INFO] [stderr]      |
[INFO] [stderr] 1953 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1968:27
[INFO] [stderr]      |
[INFO] [stderr] 1968 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2159:50
[INFO] [stderr]      |
[INFO] [stderr] 2159 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskPatchCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2249:31
[INFO] [stderr]      |
[INFO] [stderr] 2249 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2264:27
[INFO] [stderr]      |
[INFO] [stderr] 2264 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2411:50
[INFO] [stderr]      |
[INFO] [stderr] 2411 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskListCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2502:31
[INFO] [stderr]      |
[INFO] [stderr] 2502 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2517:27
[INFO] [stderr]      |
[INFO] [stderr] 2517 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2675:50
[INFO] [stderr]      |
[INFO] [stderr] 2675 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskGetCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2774:31
[INFO] [stderr]      |
[INFO] [stderr] 2774 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2789:27
[INFO] [stderr]      |
[INFO] [stderr] 2789 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2980:50
[INFO] [stderr]      |
[INFO] [stderr] 2980 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskUpdateCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/cmn.rs:344:46
[INFO] [stderr]     |
[INFO] [stderr] 344 |             Error::HttpError(ref err) => err.cause(),
[INFO] [stderr]     |                                              ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/cmn.rs:345:55
[INFO] [stderr]     |
[INFO] [stderr] 345 |             Error::JsonDecodeError(_, ref err) => err.cause(),
[INFO] [stderr]     |                                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `"docker" "inspect" "64f50155a925446ccf17839f9b0490f5ea9aff0c7889ae1e835edc94c7796b22"`
[INFO] running `"docker" "rm" "-f" "64f50155a925446ccf17839f9b0490f5ea9aff0c7889ae1e835edc94c7796b22"`
[INFO] [stdout] 64f50155a925446ccf17839f9b0490f5ea9aff0c7889ae1e835edc94c7796b22
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/google-taskqueue1_beta2/1.0.10+20160428:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 337efec2b3a024670a3eedada5f0e8d7cb3e690081a90639a513a7bf3fada69a
[INFO] running `"docker" "start" "-a" "337efec2b3a024670a3eedada5f0e8d7cb3e690081a90639a513a7bf3fada69a"`
[INFO] [stderr]    Compiling google-taskqueue1_beta2 v1.0.10+20160428 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:166:31
[INFO] [stderr]     |
[INFO] [stderr] 166 |     fn token(&mut self, err: &error::Error) -> Option<oauth2::Token> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/cmn.rs:277:22
[INFO] [stderr]     |
[INFO] [stderr] 277 |     MissingToken(Box<error::Error>),
[INFO] [stderr]     |                      ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:342:32
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:368:38
[INFO] [stderr]     |
[INFO] [stderr] 368 |     raw_parts: Vec<(Headers, &'a mut Read)>,
[INFO] [stderr]     |                                      ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:369:52
[INFO] [stderr]     |
[INFO] [stderr] 369 |     current_part: Option<(Cursor<Vec<u8>>, &'a mut Read)>,
[INFO] [stderr]     |                                                    ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:391:48
[INFO] [stderr]     |
[INFO] [stderr] 391 |     pub fn add_part(&mut self, reader: &'a mut Read, size: u64, mime_type: Mime) -> &mut MultiPartReader<'a> {
[INFO] [stderr]     |                                                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:616:27
[INFO] [stderr]     |
[INFO] [stderr] 616 |     pub delegate: &'a mut Delegate,
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/cmn.rs:622:25
[INFO] [stderr]     |
[INFO] [stderr] 622 |     pub reader: &'a mut ReadSeek,
[INFO] [stderr]     |                         ^^^^^^^^ help: use `dyn`: `dyn ReadSeek`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:846:31
[INFO] [stderr]     |
[INFO] [stderr] 846 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:861:27
[INFO] [stderr]     |
[INFO] [stderr] 861 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]     |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1018:50
[INFO] [stderr]      |
[INFO] [stderr] 1018 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskqueueGetCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1114:31
[INFO] [stderr]      |
[INFO] [stderr] 1114 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1129:27
[INFO] [stderr]      |
[INFO] [stderr] 1129 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1318:50
[INFO] [stderr]      |
[INFO] [stderr] 1318 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskLeaseCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1415:31
[INFO] [stderr]      |
[INFO] [stderr] 1415 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1430:27
[INFO] [stderr]      |
[INFO] [stderr] 1430 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1601:50
[INFO] [stderr]      |
[INFO] [stderr] 1601 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskInsertCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1692:31
[INFO] [stderr]      |
[INFO] [stderr] 1692 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1707:27
[INFO] [stderr]      |
[INFO] [stderr] 1707 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1854:50
[INFO] [stderr]      |
[INFO] [stderr] 1854 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskDeleteCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1953:31
[INFO] [stderr]      |
[INFO] [stderr] 1953 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1968:27
[INFO] [stderr]      |
[INFO] [stderr] 1968 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2159:50
[INFO] [stderr]      |
[INFO] [stderr] 2159 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskPatchCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2249:31
[INFO] [stderr]      |
[INFO] [stderr] 2249 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2264:27
[INFO] [stderr]      |
[INFO] [stderr] 2264 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2411:50
[INFO] [stderr]      |
[INFO] [stderr] 2411 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskListCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2502:31
[INFO] [stderr]      |
[INFO] [stderr] 2502 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2517:27
[INFO] [stderr]      |
[INFO] [stderr] 2517 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2675:50
[INFO] [stderr]      |
[INFO] [stderr] 2675 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskGetCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2774:31
[INFO] [stderr]      |
[INFO] [stderr] 2774 |     _delegate: Option<&'a mut Delegate>,
[INFO] [stderr]      |                               ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2789:27
[INFO] [stderr]      |
[INFO] [stderr] 2789 |         let mut dlg: &mut Delegate = match self._delegate {
[INFO] [stderr]      |                           ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:2980:50
[INFO] [stderr]      |
[INFO] [stderr] 2980 |     pub fn delegate(mut self, new_value: &'a mut Delegate) -> TaskUpdateCall<'a, C, A> {
[INFO] [stderr]      |                                                  ^^^^^^^^ help: use `dyn`: `dyn Delegate`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/cmn.rs:344:46
[INFO] [stderr]     |
[INFO] [stderr] 344 |             Error::HttpError(ref err) => err.cause(),
[INFO] [stderr]     |                                              ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/cmn.rs:345:55
[INFO] [stderr]     |
[INFO] [stderr] 345 |             Error::JsonDecodeError(_, ref err) => err.cause(),
[INFO] [stderr]     |                                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `"docker" "inspect" "337efec2b3a024670a3eedada5f0e8d7cb3e690081a90639a513a7bf3fada69a"`
[INFO] running `"docker" "rm" "-f" "337efec2b3a024670a3eedada5f0e8d7cb3e690081a90639a513a7bf3fada69a"`
[INFO] [stdout] 337efec2b3a024670a3eedada5f0e8d7cb3e690081a90639a513a7bf3fada69a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/google-taskqueue1_beta2/1.0.10+20160428:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2d59b422b547900e52d6dd1ab2e496a906ab6e04af5833bea967a413892e30d3
[INFO] running `"docker" "start" "-a" "2d59b422b547900e52d6dd1ab2e496a906ab6e04af5833bea967a413892e30d3"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/google_taskqueue1_beta2-79cbaccaba1b95c6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests google-taskqueue1_beta2
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs -  (line 51) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 87) ... ok
[INFO] [stdout] test src/lib.rs - TaskDeleteCall (line 1663) ... ok
[INFO] [stdout] test src/lib.rs - TaskGetCall (line 2473) ... ok
[INFO] [stdout] test src/lib.rs - TaskInsertCall (line 1380) ... ok
[INFO] [stdout] test src/lib.rs - TaskListCall (line 2221) ... ok
[INFO] [stdout] test src/lib.rs - TaskLeaseCall (line 1080) ... ok
[INFO] [stdout] test src/lib.rs - TaskMethods (line 609) ... ok
[INFO] [stdout] test src/lib.rs - TaskPatchCall (line 1916) ... ok
[INFO] [stdout] test src/lib.rs - TaskUpdateCall (line 2737) ... ok
[INFO] [stdout] test src/lib.rs - Taskqueue (line 270) ... ok
[INFO] [stdout] test src/lib.rs - TaskqueueGetCall (line 816) ... ok
[INFO] [stdout] test src/lib.rs - TaskqueueMethods (line 547) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2d59b422b547900e52d6dd1ab2e496a906ab6e04af5833bea967a413892e30d3"`
[INFO] running `"docker" "rm" "-f" "2d59b422b547900e52d6dd1ab2e496a906ab6e04af5833bea967a413892e30d3"`
[INFO] [stdout] 2d59b422b547900e52d6dd1ab2e496a906ab6e04af5833bea967a413892e30d3