[INFO] fetching crate corona 0.4.3...
[INFO] testing corona-0.4.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate corona 0.4.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate corona 0.4.3 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate corona 0.4.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate corona 0.4.3
[INFO] tweaked toml for crates.io crate corona 0.4.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate corona 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 252dc9a53cfc271827a6a27031d42fc4f5c7fe15bae6dbb0ebac1ec703325ae6
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[INFO] running `Command { std: "docker" "inspect" "252dc9a53cfc271827a6a27031d42fc4f5c7fe15bae6dbb0ebac1ec703325ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252dc9a53cfc271827a6a27031d42fc4f5c7fe15bae6dbb0ebac1ec703325ae6", kill_on_drop: false }`
[INFO] [stdout] 252dc9a53cfc271827a6a27031d42fc4f5c7fe15bae6dbb0ebac1ec703325ae6
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[INFO] [stdout] 4f8a22e5949d7ad74f10ea3bd43c9cb6c1cdee728ab3f7c6d289418cb602b721
[INFO] running `Command { std: "docker" "start" "-a" "4f8a22e5949d7ad74f10ea3bd43c9cb6c1cdee728ab3f7c6d289418cb602b721", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling context v2.1.0
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling tokio-timer v0.2.8
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling corona v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/switch.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: 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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/switch.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:20:55
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn BoxableTask`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Poll<(), ()>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<Any + Send>,
[INFO] [stdout]     |                    ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stdout]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.59s
[INFO] running `Command { std: "docker" "inspect" "4f8a22e5949d7ad74f10ea3bd43c9cb6c1cdee728ab3f7c6d289418cb602b721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f8a22e5949d7ad74f10ea3bd43c9cb6c1cdee728ab3f7c6d289418cb602b721", kill_on_drop: false }`
[INFO] [stdout] 4f8a22e5949d7ad74f10ea3bd43c9cb6c1cdee728ab3f7c6d289418cb602b721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a77c239087c0a11e91fc833ce6e32a83ef2888b8643c73fb2c3de595a069919
[INFO] running `Command { std: "docker" "start" "-a" "6a77c239087c0a11e91fc833ce6e32a83ef2888b8643c73fb2c3de595a069919", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/switch.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: 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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/switch.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:20:55
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn BoxableTask`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Poll<(), ()>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<Any + Send>,
[INFO] [stdout]     |                    ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stdout]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling version-sync v0.5.0
[INFO] [stderr]    Compiling corona v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> test/early_cleanup.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn no_stream() -> Box<Stream<Item = (), Error = ()>> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = (), Error = ()>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coroutine.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/switch.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: 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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/switch.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:20:55
[INFO] [stdout]    |
[INFO] [stdout] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:26:55
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stdout]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn BoxableTask`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/switch.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Poll<(), ()>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:158:20
[INFO] [stdout]     |
[INFO] [stdout] 158 |         panic: Box<Any + Send>,
[INFO] [stdout]     |                    ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/switch.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stdout]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> test/version.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     assert_markdown_deps_updated!("README.md");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]   = note: this warning originates in the macro `assert_markdown_deps_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> test/version.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     assert_html_root_url_updated!("src/lib.rs");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]   = note: this warning originates in the macro `assert_html_root_url_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:64:30
[INFO] [stdout]    |
[INFO] [stdout] 64 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.77s
[INFO] running `Command { std: "docker" "inspect" "6a77c239087c0a11e91fc833ce6e32a83ef2888b8643c73fb2c3de595a069919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a77c239087c0a11e91fc833ce6e32a83ef2888b8643c73fb2c3de595a069919", kill_on_drop: false }`
[INFO] [stdout] 6a77c239087c0a11e91fc833ce6e32a83ef2888b8643c73fb2c3de595a069919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 423517257fe825ae56e6ea7db8282c556f73cdcbb222d6cf31331bafff22a546
[INFO] running `Command { std: "docker" "start" "-a" "423517257fe825ae56e6ea7db8282c556f73cdcbb222d6cf31331bafff22a546", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/coroutine.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/switch.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stderr]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Context`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/switch.rs:19:36
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:20:55
[INFO] [stderr]    |
[INFO] [stderr] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:26:55
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn BoxableTask`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Poll<(), ()>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:158:20
[INFO] [stderr]     |
[INFO] [stderr] 158 |         panic: Box<Any + Send>,
[INFO] [stderr]     |                    ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stderr]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/coroutine.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Panicked(Box<Any + Send + 'static>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/switch.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stderr]    |                           ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Context`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/switch.rs:19:36
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn perform(&mut self, Context, ProtectedFixedSizeStack) ->
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtectedFixedSizeStack`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:20:55
[INFO] [stderr]    |
[INFO] [stderr] 20 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>);
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:26:55
[INFO] [stderr]    |
[INFO] [stderr] 26 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>),
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:29:55
[INFO] [stderr]    |
[INFO] [stderr] 29 |         (Context, ProtectedFixedSizeStack, Option<Box<Any + Send>>)
[INFO] [stderr]    |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 | type BoxedTask = Box<BoxableTask>;
[INFO] [stderr]    |                      ^^^^^^^^^^^ help: use `dyn`: `dyn BoxableTask`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/switch.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) poll: *mut FnMut() -> Poll<(), ()>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Poll<(), ()>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:158:20
[INFO] [stderr]     |
[INFO] [stderr] 158 |         panic: Box<Any + Send>,
[INFO] [stderr]     |                    ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/switch.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         panic: Option<Box<Any + Send>>,
[INFO] [stderr]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:64:30
[INFO] [stderr]    |
[INFO] [stderr] 64 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> test/early_cleanup.rs:116:23
[INFO] [stderr]     |
[INFO] [stderr] 116 | fn no_stream() -> Box<Stream<Item = (), Error = ()>> {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = (), Error = ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]  --> test/version.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     assert_markdown_deps_updated!("README.md");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]   = note: this warning originates in the macro `assert_markdown_deps_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]  --> test/version.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     assert_html_root_url_updated!("src/lib.rs");
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]   = note: this warning originates in the macro `assert_html_root_url_updated` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/corona-6438637cdee0ddea)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test coroutine::tests::coroutine_run ... ok
[INFO] [stdout] test coroutine::tests::leak_always ... ok
[INFO] [stdout] test wrappers::tests::stream_extract ... ok
[INFO] [stdout] test wrappers::tests::sink_sender ... ok
[INFO] [stdout] test switch::tests::switch_coroutine ... ok
[INFO] [stdout] test wrappers::tests::async_sink_sender ... ok
[INFO] [stdout] test coroutine::tests::spawn_some ... ok
[INFO] [stdout] test coroutine::tests::panic_in_future ... ok
[INFO] [stdout] test coroutine::tests::panics_run ... ok
[INFO] [stdout] test coroutine::tests::panic_without_coroutine - should panic ... ok
[INFO] [stdout] test coroutine::tests::panic_leak ... ok
[INFO] [stdout] test coroutine::tests::panics_catch ... ok
[INFO] [stdout] test coroutine::tests::panics_spawn - should panic ... ok
[INFO] [stderr]      Running test/tests.rs (/opt/rustwide/target/debug/deps/integration_tests-11b0286c4a11b7e6)
[INFO] [stdout] test coroutine::tests::future_wait ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test bugreports::bug_4_weird_stack_size_assert ... ok
[INFO] [stdout] test early_cleanup::stream_panic ... ok
[INFO] [stdout] test io_blocking::line_req_resp ... ok
[INFO] [stdout] test prelude_api::reference ... ok
[INFO] [stdout] test prelude_api::iter_ok_many ... ok
[INFO] [stdout] test prelude_api::coro_wait ... ok
[INFO] [stdout] test prelude_api::iter_ok ... ok
[INFO] [stdout] test prelude_api::push_sink ... ok
[INFO] [stdout] test version::test_readme_deps ... ok
[INFO] [stdout] test early_cleanup::cleanup_panic ... ok
[INFO] [stdout] test prelude_api::extract ... ok
[INFO] [stdout] test prelude_api::iter_result ... ok
[INFO] [stdout] test early_cleanup::cleanup_nopanic ... ok
[INFO] [stdout] test version::test_html_root_url ... ok
[INFO] [stdout] test early_cleanup::cleanup_main_panic ... ok
[INFO] [stdout] test early_cleanup::stream_cleanup ... ok
[INFO] [stdout] test reentrant_wait::directly_reentrant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests corona
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - (line 146) ... ok
[INFO] [stdout] test src/io.rs - io::BlockingWrapper (line 24) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineSink::coro_send (line 315) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::iter_result (line 161) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::extractor (line 209) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::iter_ok (line 110) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineStream::coro_next (line 246) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 219) ... FAILED
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::spawn (line 279) ... ok
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::with_defaults (line 197) ... ok
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::run (line 479) ... ok
[INFO] [stdout] test src/coroutine.rs - coroutine::Coroutine::new (line 129) ... ok
[INFO] [stdout] test src/prelude.rs - prelude::CoroutineFuture::coro_wait (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/prelude.rs - prelude::CoroutineSink::coro_send (line 315) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/prelude.rs - prelude::CoroutineStream::iter_result (line 161) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/prelude.rs - prelude::CoroutineStream::extractor (line 209) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/prelude.rs - prelude::CoroutineStream::iter_ok (line 110) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/prelude.rs - prelude::CoroutineStream::coro_next (line 246) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 219) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 219)
[INFO] [stdout]     src/prelude.rs - prelude::CoroutineSink::coro_send (line 315)
[INFO] [stdout]     src/prelude.rs - prelude::CoroutineStream::coro_next (line 246)
[INFO] [stdout]     src/prelude.rs - prelude::CoroutineStream::extractor (line 209)
[INFO] [stdout]     src/prelude.rs - prelude::CoroutineStream::iter_ok (line 110)
[INFO] [stdout]     src/prelude.rs - prelude::CoroutineStream::iter_result (line 161)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "423517257fe825ae56e6ea7db8282c556f73cdcbb222d6cf31331bafff22a546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423517257fe825ae56e6ea7db8282c556f73cdcbb222d6cf31331bafff22a546", kill_on_drop: false }`
[INFO] [stdout] 423517257fe825ae56e6ea7db8282c556f73cdcbb222d6cf31331bafff22a546