[INFO] fetching crate batch 0.1.1...
[INFO] building batch-0.1.1 against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] extracting crate batch 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate batch 0.1.1 on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate batch 0.1.1
[INFO] finished tweaking crates.io crate batch 0.1.1
[INFO] tweaked toml for crates.io crate batch 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "7b91d0e3d5886f177f48d430e2fb65e7abe7fec49345c1b17f36ce84ee36ef5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b91d0e3d5886f177f48d430e2fb65e7abe7fec49345c1b17f36ce84ee36ef5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b91d0e3d5886f177f48d430e2fb65e7abe7fec49345c1b17f36ce84ee36ef5e", kill_on_drop: false }`
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[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/task.rs:102:23
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn perform(&self, Self::Context);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |     stream: Box<Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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] 244 -     stream: Box<Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout] 244 +     stream: Box<dyn Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/worker.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type WorkerFn<Ctx> = Fn(&Job, Ctx) -> Result<()>;
[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] 36 - type WorkerFn<Ctx> = Fn(&Job, Ctx) -> Result<()>;
[INFO] [stdout] 36 + type WorkerFn<Ctx> = dyn Fn(&Job, Ctx) -> Result<()>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn build(self) -> Box<Future<Item = Client, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 102 -     pub fn build(self) -> Box<Future<Item = Client, Error = Error>> {
[INFO] [stdout] 102 +     pub fn build(self) -> Box<dyn Future<Item = Client, Error = Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:127:49
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub(crate) fn send(&self, job: &Job) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 -     pub(crate) fn send(&self, job: &Job) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 127 +     pub(crate) fn send(&self, job: &Job) -> 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/error.rs:113:32
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn cause(&self) -> Option<&Fail> {
[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] 113 -     fn cause(&self) -> Option<&Fail> {
[INFO] [stdout] 113 +     fn cause(&self) -> Option<&dyn Fail> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:81:47
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn send(self, client: &Client) -> 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 -     pub fn send(self, client: &Client) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 81 +     pub fn send(self, client: &Client) -> 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/rabbitmq.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | ) -> Box<Future<Item = (), 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - ) -> Box<Future<Item = (), Error = io::Error>>
[INFO] [stdout] 33 + ) -> Box<dyn Future<Item = (), Error = io::Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 | ) -> Box<Future<Item = (), 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 - ) -> Box<Future<Item = (), Error = io::Error>>
[INFO] [stdout] 69 + ) -> Box<dyn Future<Item = (), Error = io::Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 132 |     ) -> Box<Future<Item = Self, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 -     ) -> Box<Future<Item = Self, Error = Error>>
[INFO] [stdout] 132 +     ) -> Box<dyn Future<Item = Self, Error = Error>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn recv(self) -> Box<Future<Item = RabbitmqStream, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn recv(self) -> Box<Future<Item = RabbitmqStream, Error = Error>> {
[INFO] [stdout] 175 +     pub fn recv(self) -> Box<dyn Future<Item = RabbitmqStream, Error = Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:218:42
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn send(&self, job: &Job) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 218 -     pub fn send(&self, job: &Job) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 218 +     pub fn send(&self, job: &Job) -> 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/rabbitmq.rs:257:40
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn ack(&self, uid: u64) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 257 -     pub fn ack(&self, uid: u64) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 257 +     pub fn ack(&self, uid: u64) -> 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/rabbitmq.rs:267:43
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn reject(&self, uid: u64) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 267 -     pub fn reject(&self, uid: u64) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 267 +     pub fn reject(&self, uid: u64) -> 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/worker.rs:380:10
[INFO] [stdout]     |
[INFO] [stdout] 380 | ) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 380 - ) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 380 + ) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/worker.rs:296:29
[INFO] [stdout]     |
[INFO] [stdout] 296 |     pub fn run(self) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 296 -     pub fn run(self) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 296 +     pub fn run(self) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/worker.rs:303:31
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn supervise(self) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 303 -     fn supervise(self) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 303 +     fn supervise(self) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let task: Box<Future<Item = future::Loop<_, _>, 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 -         let task: Box<Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout] 39 +         let task: Box<dyn Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let task: Box<Future<Item = future::Loop<_, _>, 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 -         let task: Box<Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout] 75 +         let task: Box<dyn Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:201:34
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let initial: Box<Stream<Item = Message, Error = io::Error> + Send> =
[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] 201 -                 let initial: Box<Stream<Item = Message, Error = io::Error> + Send> =
[INFO] [stdout] 201 +                 let initial: Box<dyn Stream<Item = Message, Error = io::Error> + Send> =
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.04s
[INFO] running `Command { std: "docker" "inspect" "3f95febcac6be6877a32ddb4d568c9ebf09658abf6b7bf941a1d844814689b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f95febcac6be6877a32ddb4d568c9ebf09658abf6b7bf941a1d844814689b6e", kill_on_drop: false }`
[INFO] [stdout] 3f95febcac6be6877a32ddb4d568c9ebf09658abf6b7bf941a1d844814689b6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9158712bd8dbb973962b7344449445218b111a9a0779c9bcb4a6bae2a1696bc
[INFO] running `Command { std: "docker" "start" "-a" "e9158712bd8dbb973962b7344449445218b111a9a0779c9bcb4a6bae2a1696bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/task.rs:102:23
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn perform(&self, Self::Context);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |     stream: Box<Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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] 244 -     stream: Box<Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout] 244 +     stream: Box<dyn Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/worker.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type WorkerFn<Ctx> = Fn(&Job, Ctx) -> Result<()>;
[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] 36 - type WorkerFn<Ctx> = Fn(&Job, Ctx) -> Result<()>;
[INFO] [stdout] 36 + type WorkerFn<Ctx> = dyn Fn(&Job, Ctx) -> Result<()>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn build(self) -> Box<Future<Item = Client, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 102 -     pub fn build(self) -> Box<Future<Item = Client, Error = Error>> {
[INFO] [stdout] 102 +     pub fn build(self) -> Box<dyn Future<Item = Client, Error = Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:127:49
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub(crate) fn send(&self, job: &Job) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 -     pub(crate) fn send(&self, job: &Job) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 127 +     pub(crate) fn send(&self, job: &Job) -> 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/error.rs:113:32
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn cause(&self) -> Option<&Fail> {
[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] 113 -     fn cause(&self) -> Option<&Fail> {
[INFO] [stdout] 113 +     fn cause(&self) -> Option<&dyn Fail> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:81:47
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn send(self, client: &Client) -> 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 -     pub fn send(self, client: &Client) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 81 +     pub fn send(self, client: &Client) -> 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/rabbitmq.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | ) -> Box<Future<Item = (), 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - ) -> Box<Future<Item = (), Error = io::Error>>
[INFO] [stdout] 33 + ) -> Box<dyn Future<Item = (), Error = io::Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 | ) -> Box<Future<Item = (), 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 - ) -> Box<Future<Item = (), Error = io::Error>>
[INFO] [stdout] 69 + ) -> Box<dyn Future<Item = (), Error = io::Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 132 |     ) -> Box<Future<Item = Self, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 -     ) -> Box<Future<Item = Self, Error = Error>>
[INFO] [stdout] 132 +     ) -> Box<dyn Future<Item = Self, Error = Error>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn recv(self) -> Box<Future<Item = RabbitmqStream, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn recv(self) -> Box<Future<Item = RabbitmqStream, Error = Error>> {
[INFO] [stdout] 175 +     pub fn recv(self) -> Box<dyn Future<Item = RabbitmqStream, Error = Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:218:42
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn send(&self, job: &Job) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 218 -     pub fn send(&self, job: &Job) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 218 +     pub fn send(&self, job: &Job) -> 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/rabbitmq.rs:257:40
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn ack(&self, uid: u64) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 257 -     pub fn ack(&self, uid: u64) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 257 +     pub fn ack(&self, uid: u64) -> 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/rabbitmq.rs:267:43
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn reject(&self, uid: u64) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 267 -     pub fn reject(&self, uid: u64) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 267 +     pub fn reject(&self, uid: u64) -> 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/worker.rs:380:10
[INFO] [stdout]     |
[INFO] [stdout] 380 | ) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 380 - ) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 380 + ) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/worker.rs:296:29
[INFO] [stdout]     |
[INFO] [stdout] 296 |     pub fn run(self) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 296 -     pub fn run(self) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 296 +     pub fn run(self) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/worker.rs:303:31
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn supervise(self) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 303 -     fn supervise(self) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 303 +     fn supervise(self) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let task: Box<Future<Item = future::Loop<_, _>, 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 -         let task: Box<Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout] 39 +         let task: Box<dyn Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let task: Box<Future<Item = future::Loop<_, _>, 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 -         let task: Box<Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout] 75 +         let task: Box<dyn Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:201:34
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let initial: Box<Stream<Item = Message, Error = io::Error> + Send> =
[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] 201 -                 let initial: Box<Stream<Item = Message, Error = io::Error> + Send> =
[INFO] [stdout] 201 +                 let initial: Box<dyn Stream<Item = Message, Error = io::Error> + Send> =
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling batch v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/task.rs:102:23
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn perform(&self, Self::Context);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |     stream: Box<Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[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] 244 -     stream: Box<Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout] 244 +     stream: Box<dyn Stream<Item = Message, Error = io::Error> + Send>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/worker.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type WorkerFn<Ctx> = Fn(&Job, Ctx) -> Result<()>;
[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] 36 - type WorkerFn<Ctx> = Fn(&Job, Ctx) -> Result<()>;
[INFO] [stdout] 36 + type WorkerFn<Ctx> = dyn Fn(&Job, Ctx) -> Result<()>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn build(self) -> Box<Future<Item = Client, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 102 -     pub fn build(self) -> Box<Future<Item = Client, Error = Error>> {
[INFO] [stdout] 102 +     pub fn build(self) -> Box<dyn Future<Item = Client, Error = Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/client.rs:127:49
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub(crate) fn send(&self, job: &Job) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 -     pub(crate) fn send(&self, job: &Job) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 127 +     pub(crate) fn send(&self, job: &Job) -> 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/error.rs:113:32
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn cause(&self) -> Option<&Fail> {
[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] 113 -     fn cause(&self) -> Option<&Fail> {
[INFO] [stdout] 113 +     fn cause(&self) -> Option<&dyn Fail> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job.rs:81:47
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn send(self, client: &Client) -> 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 -     pub fn send(self, client: &Client) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 81 +     pub fn send(self, client: &Client) -> 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/rabbitmq.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | ) -> Box<Future<Item = (), 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 - ) -> Box<Future<Item = (), Error = io::Error>>
[INFO] [stdout] 33 + ) -> Box<dyn Future<Item = (), Error = io::Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:69:10
[INFO] [stdout]    |
[INFO] [stdout] 69 | ) -> Box<Future<Item = (), 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 - ) -> Box<Future<Item = (), Error = io::Error>>
[INFO] [stdout] 69 + ) -> Box<dyn Future<Item = (), Error = io::Error>>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:132:14
[INFO] [stdout]     |
[INFO] [stdout] 132 |     ) -> Box<Future<Item = Self, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 132 -     ) -> Box<Future<Item = Self, Error = Error>>
[INFO] [stdout] 132 +     ) -> Box<dyn Future<Item = Self, Error = Error>>
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn recv(self) -> Box<Future<Item = RabbitmqStream, 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 -     pub fn recv(self) -> Box<Future<Item = RabbitmqStream, Error = Error>> {
[INFO] [stdout] 175 +     pub fn recv(self) -> Box<dyn Future<Item = RabbitmqStream, Error = Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:218:42
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn send(&self, job: &Job) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 218 -     pub fn send(&self, job: &Job) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 218 +     pub fn send(&self, job: &Job) -> 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/rabbitmq.rs:257:40
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn ack(&self, uid: u64) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 257 -     pub fn ack(&self, uid: u64) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 257 +     pub fn ack(&self, uid: u64) -> 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/rabbitmq.rs:267:43
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn reject(&self, uid: u64) -> 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 267 -     pub fn reject(&self, uid: u64) -> Box<Future<Item = (), Error = Error>> {
[INFO] [stdout] 267 +     pub fn reject(&self, uid: u64) -> 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/worker.rs:380:10
[INFO] [stdout]     |
[INFO] [stdout] 380 | ) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 380 - ) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 380 + ) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/worker.rs:296:29
[INFO] [stdout]     |
[INFO] [stdout] 296 |     pub fn run(self) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 296 -     pub fn run(self) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 296 +     pub fn run(self) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/worker.rs:303:31
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn supervise(self) -> Box<Future<Item = (), Error = 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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 303 -     fn supervise(self) -> Box<Future<Item = (), Error = error::Error>> {
[INFO] [stdout] 303 +     fn supervise(self) -> Box<dyn Future<Item = (), Error = error::Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let task: Box<Future<Item = future::Loop<_, _>, 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 -         let task: Box<Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout] 39 +         let task: Box<dyn Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rabbitmq.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let task: Box<Future<Item = future::Loop<_, _>, 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 -         let task: Box<Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout] 75 +         let task: Box<dyn Future<Item = future::Loop<_, _>, Error = io::Error>> =
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/rabbitmq.rs:201:34
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let initial: Box<Stream<Item = Message, Error = io::Error> + Send> =
[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] 201 -                 let initial: Box<Stream<Item = Message, Error = io::Error> + Send> =
[INFO] [stdout] 201 +                 let initial: Box<dyn Stream<Item = Message, Error = io::Error> + Send> =
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.64s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/batch-8eae3010b076b677)
[INFO] running `Command { std: "docker" "inspect" "e9158712bd8dbb973962b7344449445218b111a9a0779c9bcb4a6bae2a1696bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9158712bd8dbb973962b7344449445218b111a9a0779c9bcb4a6bae2a1696bc", kill_on_drop: false }`
[INFO] [stdout] e9158712bd8dbb973962b7344449445218b111a9a0779c9bcb4a6bae2a1696bc