[INFO] fetching crate noders 0.0.2...
[INFO] building noders-0.0.2 against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] extracting crate noders 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate noders 0.0.2 on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noders 0.0.2
[INFO] finished tweaking crates.io crate noders 0.0.2
[INFO] tweaked toml for crates.io crate noders 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20737160f0a3b3235e1e0297795932bcfea9e18d54cd979dcbe0a5fefca9bd99
[INFO] running `Command { std: "docker" "start" "-a" "20737160f0a3b3235e1e0297795932bcfea9e18d54cd979dcbe0a5fefca9bd99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20737160f0a3b3235e1e0297795932bcfea9e18d54cd979dcbe0a5fefca9bd99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20737160f0a3b3235e1e0297795932bcfea9e18d54cd979dcbe0a5fefca9bd99", kill_on_drop: false }`
[INFO] [stdout] 20737160f0a3b3235e1e0297795932bcfea9e18d54cd979dcbe0a5fefca9bd99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f61571b56095309b385a71cdaa5b636940726e7b75300100caa5b5df703c5ab
[INFO] running `Command { std: "docker" "start" "-a" "3f61571b56095309b385a71cdaa5b636940726e7b75300100caa5b5df703c5ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling noders v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:21:85
[INFO] [stdout]     |
[INFO] [stdout] 21  |         rec!(@mkstruct([A,B,C,D,E,F,G,H,I,J,K,L], { $($id : $val),* } ) -> ([],{}) );
[INFO] [stdout]     |                                                                                     ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/node.rs:301:36
[INFO] [stdout]     |
[INFO] [stdout] 301 |         Callback::new(self.core(), rec!{ fun: f, l: self.as_rc() }, |ctx,x|{
[INFO] [stdout]     |                                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/node.rs:301:36
[INFO] [stdout]     |
[INFO] [stdout] 301 |         Callback::new(self.core(), rec!{ fun: f, l: self.as_rc() }, |ctx,x|{
[INFO] [stdout]     |                                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/node.rs:301:36
[INFO] [stdout]     |
[INFO] [stdout] 301 |         Callback::new(self.core(), rec!{ fun: f, l: self.as_rc() }, |ctx,x|{
[INFO] [stdout]     |                                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:21:85
[INFO] [stdout]     |
[INFO] [stdout] 21  |         rec!(@mkstruct([A,B,C,D,E,F,G,H,I,J,K,L], { $($id : $val),* } ) -> ([],{}) );
[INFO] [stdout]     |                                                                                     ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/node.rs:313:36
[INFO] [stdout]     |
[INFO] [stdout] 313 |         Callback::new(self.core(), rec!{ fun: f, l: self.as_rc() }, |ctx,x|{
[INFO] [stdout]     |                                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/node.rs:313:36
[INFO] [stdout]     |
[INFO] [stdout] 313 |         Callback::new(self.core(), rec!{ fun: f, l: self.as_rc() }, |ctx,x|{
[INFO] [stdout]     |                                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/node.rs:313:36
[INFO] [stdout]     |
[INFO] [stdout] 313 |         Callback::new(self.core(), rec!{ fun: f, l: self.as_rc() }, |ctx,x|{
[INFO] [stdout]     |                                    ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:21:85
[INFO] [stdout]     |
[INFO] [stdout] 21  |         rec!(@mkstruct([A,B,C,D,E,F,G,H,I,J,K,L], { $($id : $val),* } ) -> ([],{}) );
[INFO] [stdout]     |                                                                                     ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/dgram.rs:160:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |         pvt.on_message.push(Callback::new(c, rec!{ l: l.as_rc(), f:f }, |ctx,msg|{
[INFO] [stdout]     |                                              ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/dgram.rs:160:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |         pvt.on_message.push(Callback::new(c, rec!{ l: l.as_rc(), f:f }, |ctx,msg|{
[INFO] [stdout]     |                                              ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/dgram.rs:160:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |         pvt.on_message.push(Callback::new(c, rec!{ l: l.as_rc(), f:f }, |ctx,msg|{
[INFO] [stdout]     |                                              ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:21:85
[INFO] [stdout]     |
[INFO] [stdout] 21  |         rec!(@mkstruct([A,B,C,D,E,F,G,H,I,J,K,L], { $($id : $val),* } ) -> ([],{}) );
[INFO] [stdout]     |                                                                                     ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/dgram.rs:186:34
[INFO] [stdout]     |
[INFO] [stdout] 186 |             cb: Callback::new(c, rec!{ l: l.as_rc(), f:f }, |ctx,res|{
[INFO] [stdout]     |                                  ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/dgram.rs:186:34
[INFO] [stdout]     |
[INFO] [stdout] 186 |             cb: Callback::new(c, rec!{ l: l.as_rc(), f:f }, |ctx,res|{
[INFO] [stdout]     |                                  ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/macros.rs:18:11
[INFO] [stdout]     |
[INFO] [stdout] 18  |         ));
[INFO] [stdout]     |           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/dgram.rs:186:34
[INFO] [stdout]     |
[INFO] [stdout] 186 |             cb: Callback::new(c, rec!{ l: l.as_rc(), f:f }, |ctx,res|{
[INFO] [stdout]     |                                  ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `rec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/node.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     ev: Rc<mio::Evented>
[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] 42 -     ev: Rc<mio::Evented>
[INFO] [stdout] 42 +     ev: Rc<dyn mio::Evented>
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/callback.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub x: Box<Any + 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] 11 -     pub x: Box<Any + Send>,
[INFO] [stdout] 11 +     pub x: Box<dyn Any + Send>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/callback.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |     w:Box<Any>,
[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] 24 -     w:Box<Any>,
[INFO] [stdout] 24 +     w:Box<dyn Any>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/callback.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |     f:Box<Any>,
[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] 25 -     f:Box<Any>,
[INFO] [stdout] 25 +     f:Box<dyn Any>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/callback.rs:26:45
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub dispatch: fn(&mut CallbackImpl, Box<Any + 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] 26 -     pub dispatch: fn(&mut CallbackImpl, Box<Any + Send>),
[INFO] [stdout] 26 +     pub dispatch: fn(&mut CallbackImpl, Box<dyn Any + Send>),
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/callback.rs:29:55
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn dispatch<W,X,F>(cbi: &mut CallbackImpl, mut x: Box<Any + Send>) where
[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] 29 - fn dispatch<W,X,F>(cbi: &mut CallbackImpl, mut x: Box<Any + Send>) where
[INFO] [stdout] 29 + fn dispatch<W,X,F>(cbi: &mut CallbackImpl, mut x: Box<dyn Any + Send>) where
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/callback.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let f: &Fn(&mut W,X) = cbi.f.downcast_ref::<F>().unwrap();
[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] 37 -     let f: &Fn(&mut W,X) = cbi.f.downcast_ref::<F>().unwrap();
[INFO] [stdout] 37 +     let f: &dyn Fn(&mut W,X) = cbi.f.downcast_ref::<F>().unwrap();
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.07s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "3f61571b56095309b385a71cdaa5b636940726e7b75300100caa5b5df703c5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f61571b56095309b385a71cdaa5b636940726e7b75300100caa5b5df703c5ab", kill_on_drop: false }`
[INFO] [stdout] 3f61571b56095309b385a71cdaa5b636940726e7b75300100caa5b5df703c5ab