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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/strymon-system/strymon-core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrymon-system%2Fstrymon-core", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c12631e17abc5dd413b81ec09ee15f540a089601
[INFO] checking strymon-system/strymon-core against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrymon-system%2Fstrymon-core" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/strymon-system/strymon-core on toolchain 5518eaa946291f00471af8b254b2a1715f234882
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[INFO] started tweaking git repo https://github.com/strymon-system/strymon-core
[INFO] finished tweaking git repo https://github.com/strymon-system/strymon-core
[INFO] tweaked toml for git repo https://github.com/strymon-system/strymon-core written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/strymon-system/strymon-core already has a lockfile, it will not be regenerated
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[INFO] [stderr]     Checking cfg-if v0.1.2
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[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling abomonation_derive v0.3.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking slab v0.4.0
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[INFO] [stderr]     Checking tokio-process v0.1.5
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking strymon_communication v0.2.0 (/opt/rustwide/workdir/src/strymon_communication)
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[INFO] [stderr]     Checking rustc-demangle v0.1.7
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[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/strymon_communication/src/rpc.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn from_discriminant(&Self::Discriminant) -> Option<Self>;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Discriminant`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.33
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stdout] warning: variant `A` is never constructed
[INFO] [stdout]    --> src/strymon_communication/src/rpc.rs:571:13
[INFO] [stdout]     |
[INFO] [stdout] 571 |     enum E {A}
[INFO] [stdout]     |          -  ^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          variant in this enum
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking timely_sort v0.1.6
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
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[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking serde_json v1.0.12
[INFO] [stderr]     Checking env_logger v0.5.6
[INFO] [stderr]     Checking strymon_model v0.2.0 (/opt/rustwide/workdir/src/strymon_model)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/strymon_communication/src/rpc.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn from_discriminant(&Self::Discriminant) -> Option<Self>;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Discriminant`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/strymon_model/src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/strymon_model/src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `A` is never constructed
[INFO] [stdout]    --> src/strymon_communication/src/rpc.rs:571:13
[INFO] [stdout]     |
[INFO] [stdout] 571 |     enum E {A}
[INFO] [stdout]     |          -  ^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          variant in this enum
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking strymon_rpc v0.2.0 (/opt/rustwide/workdir/src/strymon_rpc)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking strymon_job v0.2.0 (/opt/rustwide/workdir/src/strymon_job)
[INFO] [stderr]     Checking strymon_executor v0.2.0 (/opt/rustwide/workdir/src/strymon_executor)
[INFO] [stderr]     Checking strymon_coordinator v0.2.0 (/opt/rustwide/workdir/src/strymon_coordinator)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_executor/src/lib.rs:268:54
[INFO] [stdout]     |
[INFO] [stdout] 268 | fn setup_termination_handler(handle: &Handle) -> Box<Future<Item=(), Error=Error>> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | fn setup_termination_handler(handle: &Handle) -> Box<dyn Future<Item=(), Error=Error>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_executor/src/lib.rs:268:54
[INFO] [stdout]     |
[INFO] [stdout] 268 | fn setup_termination_handler(handle: &Handle) -> Box<Future<Item=(), Error=Error>> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 268 | fn setup_termination_handler(handle: &Handle) -> Box<dyn Future<Item=(), Error=Error>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/strymon_job/src/publisher/mod.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |     events: Box<Stream<Item = Event<T, D>, Error = io::Error>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     events: Box<dyn Stream<Item = Event<T, D>, Error = io::Error>>,
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:171:54
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn submission(&mut self, req: Submission) -> Box<Future<Item=JobId, Error=SubmissionError>> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn submission(&mut self, req: Submission) -> Box<dyn Future<Item=JobId, Error=SubmissionError>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:335:16
[INFO] [stdout]     |
[INFO] [stdout] 335 |         -> Box<Future<Item=JobToken, Error=WorkerGroupError>>
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 335 |         -> Box<dyn Future<Item=JobToken, Error=WorkerGroupError>>
[INFO] [stdout]     |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:426:56
[INFO] [stdout]     |
[INFO] [stdout] 426 |     fn termination(&mut self, req: Termination) -> Box<Future<Item=(), Error=TerminationError>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 426 |     fn termination(&mut self, req: Termination) -> Box<dyn Future<Item=(), Error=TerminationError>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:522:25
[INFO] [stdout]     |
[INFO] [stdout] 522 |                  -> Box<Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 522 |                  -> Box<dyn Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:627:30
[INFO] [stdout]     |
[INFO] [stdout] 627 |                       -> Box<Future<Item = JobId, Error = SubmissionError>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 627 |                       -> Box<dyn Future<Item = JobId, Error = SubmissionError>> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:637:30
[INFO] [stdout]     |
[INFO] [stdout] 637 |                       -> Box<Future<Item = (), Error = TerminationError>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 637 |                       -> Box<dyn Future<Item = (), Error = TerminationError>> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:654:17
[INFO] [stdout]     |
[INFO] [stdout] 654 |          -> Box<Future<Item = JobToken, Error = WorkerGroupError>>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 654 |          -> Box<dyn Future<Item = JobToken, Error = WorkerGroupError>>
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:715:29
[INFO] [stdout]     |
[INFO] [stdout] 715 |                      -> Box<Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 715 |                      -> Box<dyn Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:171:54
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn submission(&mut self, req: Submission) -> Box<Future<Item=JobId, Error=SubmissionError>> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn submission(&mut self, req: Submission) -> Box<dyn Future<Item=JobId, Error=SubmissionError>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:335:16
[INFO] [stdout]     |
[INFO] [stdout] 335 |         -> Box<Future<Item=JobToken, Error=WorkerGroupError>>
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 335 |         -> Box<dyn Future<Item=JobToken, Error=WorkerGroupError>>
[INFO] [stdout]     |                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:426:56
[INFO] [stdout]     |
[INFO] [stdout] 426 |     fn termination(&mut self, req: Termination) -> Box<Future<Item=(), Error=TerminationError>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 426 |     fn termination(&mut self, req: Termination) -> Box<dyn Future<Item=(), Error=TerminationError>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:522:25
[INFO] [stdout]     |
[INFO] [stdout] 522 |                  -> Box<Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 522 |                  -> Box<dyn Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:627:30
[INFO] [stdout]     |
[INFO] [stdout] 627 |                       -> Box<Future<Item = JobId, Error = SubmissionError>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 627 |                       -> Box<dyn Future<Item = JobId, Error = SubmissionError>> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:637:30
[INFO] [stdout]     |
[INFO] [stdout] 637 |                       -> Box<Future<Item = (), Error = TerminationError>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 637 |                       -> Box<dyn Future<Item = (), Error = TerminationError>> {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:654:17
[INFO] [stdout]     |
[INFO] [stdout] 654 |          -> Box<Future<Item = JobToken, Error = WorkerGroupError>>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 654 |          -> Box<dyn Future<Item = JobToken, Error = WorkerGroupError>>
[INFO] [stdout]     |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:715:29
[INFO] [stdout]     |
[INFO] [stdout] 715 |                      -> Box<Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 715 |                      -> Box<dyn Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/strymon_job/src/publisher/mod.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |     events: Box<Stream<Item = Event<T, D>, Error = io::Error>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 |     events: Box<dyn Stream<Item = Event<T, D>, Error = io::Error>>,
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking topology_generator v0.2.0 (/opt/rustwide/workdir/apps/topology-generator)
[INFO] [stderr]     Checking simple-pubsub v0.2.0 (/opt/rustwide/workdir/tests/simple-pubsub)
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fault-injection v0.2.0 (/opt/rustwide/workdir/apps/fault-injection)
[INFO] [stderr]     Checking connected_components v0.2.0 (/opt/rustwide/workdir/apps/connected-components)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> apps/topology-generator/src/bin/main.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pending: FuturesUnordered<Box<Future<Item=Vec<Connection>, Error=io::Error>>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pending: FuturesUnordered<Box<dyn Future<Item=Vec<Connection>, Error=io::Error>>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> apps/topology-generator/src/bin/main.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pending: FuturesUnordered<Box<Future<Item=Vec<Connection>, Error=io::Error>>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pending: FuturesUnordered<Box<dyn Future<Item=Vec<Connection>, Error=io::Error>>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking strymon_cli v0.2.0 (/opt/rustwide/workdir/src/strymon_cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.14
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "aa7e1bb202ee2daf94ebab38db996381304d13d3759c31b344d5c039cc640926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7e1bb202ee2daf94ebab38db996381304d13d3759c31b344d5c039cc640926", kill_on_drop: false }`
[INFO] [stdout] aa7e1bb202ee2daf94ebab38db996381304d13d3759c31b344d5c039cc640926
