[INFO] fetching crate linefeed 0.6.0...
[INFO] testing linefeed-0.6.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate linefeed 0.6.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate linefeed 0.6.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linefeed 0.6.0
[INFO] finished tweaking crates.io crate linefeed 0.6.0
[INFO] tweaked toml for crates.io crate linefeed 0.6.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d70f09c6c14e17dcee1d307fe2200a63d2c1f6a5a44c81bcd12219c27038e62
[INFO] running `Command { std: "docker" "start" "-a" "2d70f09c6c14e17dcee1d307fe2200a63d2c1f6a5a44c81bcd12219c27038e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d70f09c6c14e17dcee1d307fe2200a63d2c1f6a5a44c81bcd12219c27038e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d70f09c6c14e17dcee1d307fe2200a63d2c1f6a5a44c81bcd12219c27038e62", kill_on_drop: false }`
[INFO] [stdout] 2d70f09c6c14e17dcee1d307fe2200a63d2c1f6a5a44c81bcd12219c27038e62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0adaba4f210cda85c4c0d69dc2580545524db918ef46cd83e047320c167b4d11
[INFO] running `Command { std: "docker" "start" "-a" "0adaba4f210cda85c4c0d69dc2580545524db918ef46cd83e047320c167b4d11", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]    Compiling mortal v0.2.3
[INFO] [stderr]    Compiling linefeed v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/inputrc.rs:447:13
[INFO] [stdout]     |
[INFO] [stdout] 447 |         '0' ... '3' => {
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/writer.rs:961:17
[INFO] [stdout]     |
[INFO] [stdout] 961 |             '0' ... '9' => Digit::from(ch),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1354:20
[INFO] [stdout]      |
[INFO] [stdout] 1354 |         -  999_999 ... -100_000 => 7,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1355:20
[INFO] [stdout]      |
[INFO] [stdout] 1355 |         -   99_999 ... - 10_000 => 6,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1356:20
[INFO] [stdout]      |
[INFO] [stdout] 1356 |         -    9_999 ... -  1_000 => 5,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1357:20
[INFO] [stdout]      |
[INFO] [stdout] 1357 |         -      999 ... -    100 => 4,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1358:20
[INFO] [stdout]      |
[INFO] [stdout] 1358 |         -       99 ... -     10 => 3,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1359:20
[INFO] [stdout]      |
[INFO] [stdout] 1359 |         -        9 ... -      1 => 2,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1360:20
[INFO] [stdout]      |
[INFO] [stdout] 1360 |                  0 ...        9 => 1,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1361:20
[INFO] [stdout]      |
[INFO] [stdout] 1361 |                 10 ...       99 => 2,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1362:20
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                100 ...      999 => 3,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1363:20
[INFO] [stdout]      |
[INFO] [stdout] 1363 |              1_000 ...    9_999 => 4,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1364:20
[INFO] [stdout]      |
[INFO] [stdout] 1364 |             10_000 ...   99_999 => 5,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1365:20
[INFO] [stdout]      |
[INFO] [stdout] 1365 |            100_000 ...  999_999 => 6,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reader.rs:69:51
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[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 2018) 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 -     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[INFO] [stdout] 69 +     pub functions: HashMap<Cow<'static, str>, Arc<dyn Function<Term>>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reader.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub completer: Arc<Completer<Term>>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 84 -     pub completer: Arc<Completer<Term>>,
[INFO] [stdout] 84 +     pub completer: Arc<dyn Completer<Term>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:116:15
[INFO] [stdout]     |
[INFO] [stdout] 116 |     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 116 -     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stdout] 116 +     term: Box<dyn TerminalReader<Term> + 'a>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 |     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 119 -     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stdout] 119 +     term: Box<dyn TerminalWriter<Term> + 'a>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:201:36
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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 -     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stdout] 201 +     pub fn completer(&self) -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |             -> Arc<Completer<Term>> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 207 -             -> Arc<Completer<Term>> {
[INFO] [stdout] 207 +             -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:206:48
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 206 -     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stdout] 206 +     pub fn set_completer(&self, completer: Arc<dyn Completer<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:278:27
[INFO] [stdout]     |
[INFO] [stdout] 278 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 278 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 278 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:277:56
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 277 -     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 277 +     pub fn define_function<T>(&self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:285:61
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 285 -     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 285 +     pub fn remove_function(&self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:412:39
[INFO] [stdout]     |
[INFO] [stdout] 412 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 412 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout] 412 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:416:40
[INFO] [stdout]     |
[INFO] [stdout] 416 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 416 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout] 416 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:430:25
[INFO] [stdout]     |
[INFO] [stdout] 430 |             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 430 -             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stdout] 430 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 437 -             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout] 437 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/prompter.rs:458:55
[INFO] [stdout]     |
[INFO] [stdout] 458 |     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 458 -     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stdout] 458 +     fn get_function(&self, name: &str) -> Option<&Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:453:37
[INFO] [stdout]     |
[INFO] [stdout] 453 |     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 453 -     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stdout] 453 +     pub fn completer(&self) -> &Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:459:20
[INFO] [stdout]     |
[INFO] [stdout] 459 |             -> Arc<Completer<Term>> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 459 -             -> Arc<Completer<Term>> {
[INFO] [stdout] 459 +             -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:458:52
[INFO] [stdout]     |
[INFO] [stdout] 458 |     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 458 -     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stdout] 458 +     pub fn set_completer(&mut self, completer: Arc<dyn Completer<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:702:27
[INFO] [stdout]     |
[INFO] [stdout] 702 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 702 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 702 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:701:60
[INFO] [stdout]     |
[INFO] [stdout] 701 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 701 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 701 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:709:65
[INFO] [stdout]     |
[INFO] [stdout] 709 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 709 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 709 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:737:26
[INFO] [stdout]     |
[INFO] [stdout] 737 |     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 737 -     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout] 737 +     pub fn new(term: Box<dyn TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:954:27
[INFO] [stdout]     |
[INFO] [stdout] 954 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 954 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 954 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:953:60
[INFO] [stdout]     |
[INFO] [stdout] 953 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 953 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 953 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:958:65
[INFO] [stdout]     |
[INFO] [stdout] 958 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 958 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 958 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:44:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 44 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stdout] 44 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 50 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stdout] 50 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:78:55
[INFO] [stdout]    |
[INFO] [stdout] 78 |     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 78 -     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout] 78 +     unsafe fn prepare_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:91:55
[INFO] [stdout]    |
[INFO] [stdout] 91 |     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 91 -     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout] 91 +     unsafe fn restore_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:173:47
[INFO] [stdout]     |
[INFO] [stdout] 173 |     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 173 -     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stdout] 173 +     unsafe fn cast_writer<'a>(writer: &'a mut dyn TerminalWriter<Self>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:186:39
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 186 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout] 186 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:190:40
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 190 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout] 190 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 208 -             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stdout] 208 +             lock: &mut dyn TerminalWriter<DefaultTerminal>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:227:24
[INFO] [stdout]     |
[INFO] [stdout] 227 |             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 227 -             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout] 227 +             lock: &mut dyn TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:124:26
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 124 -     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout] 124 +     pub fn new(term: Box<dyn TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]   --> src/memory.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     input: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Writer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/memory.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/memory.rs:321:13
[INFO] [stdout]     |
[INFO] [stdout] 321 |             replace(&mut self.memory, new_buf);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `Command { std: "docker" "inspect" "0adaba4f210cda85c4c0d69dc2580545524db918ef46cd83e047320c167b4d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0adaba4f210cda85c4c0d69dc2580545524db918ef46cd83e047320c167b4d11", kill_on_drop: false }`
[INFO] [stdout] 0adaba4f210cda85c4c0d69dc2580545524db918ef46cd83e047320c167b4d11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b014acf015b412784aec902bf96a5e3dc3d8cf809b55c4cc2a76a324bdc85a42
[INFO] running `Command { std: "docker" "start" "-a" "b014acf015b412784aec902bf96a5e3dc3d8cf809b55c4cc2a76a324bdc85a42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/inputrc.rs:447:13
[INFO] [stdout]     |
[INFO] [stdout] 447 |         '0' ... '3' => {
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/writer.rs:961:17
[INFO] [stdout]     |
[INFO] [stdout] 961 |             '0' ... '9' => Digit::from(ch),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1354:20
[INFO] [stdout]      |
[INFO] [stdout] 1354 |         -  999_999 ... -100_000 => 7,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1355:20
[INFO] [stdout]      |
[INFO] [stdout] 1355 |         -   99_999 ... - 10_000 => 6,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1356:20
[INFO] [stdout]      |
[INFO] [stdout] 1356 |         -    9_999 ... -  1_000 => 5,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1357:20
[INFO] [stdout]      |
[INFO] [stdout] 1357 |         -      999 ... -    100 => 4,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1358:20
[INFO] [stdout]      |
[INFO] [stdout] 1358 |         -       99 ... -     10 => 3,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1359:20
[INFO] [stdout]      |
[INFO] [stdout] 1359 |         -        9 ... -      1 => 2,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1360:20
[INFO] [stdout]      |
[INFO] [stdout] 1360 |                  0 ...        9 => 1,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1361:20
[INFO] [stdout]      |
[INFO] [stdout] 1361 |                 10 ...       99 => 2,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1362:20
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                100 ...      999 => 3,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1363:20
[INFO] [stdout]      |
[INFO] [stdout] 1363 |              1_000 ...    9_999 => 4,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1364:20
[INFO] [stdout]      |
[INFO] [stdout] 1364 |             10_000 ...   99_999 => 5,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1365:20
[INFO] [stdout]      |
[INFO] [stdout] 1365 |            100_000 ...  999_999 => 6,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reader.rs:69:51
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[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 2018) 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 -     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[INFO] [stdout] 69 +     pub functions: HashMap<Cow<'static, str>, Arc<dyn Function<Term>>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reader.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub completer: Arc<Completer<Term>>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 84 -     pub completer: Arc<Completer<Term>>,
[INFO] [stdout] 84 +     pub completer: Arc<dyn Completer<Term>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:116:15
[INFO] [stdout]     |
[INFO] [stdout] 116 |     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 116 -     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stdout] 116 +     term: Box<dyn TerminalReader<Term> + 'a>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 |     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 119 -     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stdout] 119 +     term: Box<dyn TerminalWriter<Term> + 'a>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:201:36
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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 -     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stdout] 201 +     pub fn completer(&self) -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |             -> Arc<Completer<Term>> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 207 -             -> Arc<Completer<Term>> {
[INFO] [stdout] 207 +             -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:206:48
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 206 -     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stdout] 206 +     pub fn set_completer(&self, completer: Arc<dyn Completer<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:278:27
[INFO] [stdout]     |
[INFO] [stdout] 278 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 278 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 278 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:277:56
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 277 -     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 277 +     pub fn define_function<T>(&self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:285:61
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 285 -     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 285 +     pub fn remove_function(&self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:412:39
[INFO] [stdout]     |
[INFO] [stdout] 412 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 412 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout] 412 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:416:40
[INFO] [stdout]     |
[INFO] [stdout] 416 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 416 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout] 416 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:430:25
[INFO] [stdout]     |
[INFO] [stdout] 430 |             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 430 -             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stdout] 430 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 437 -             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout] 437 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/prompter.rs:458:55
[INFO] [stdout]     |
[INFO] [stdout] 458 |     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 458 -     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stdout] 458 +     fn get_function(&self, name: &str) -> Option<&Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:453:37
[INFO] [stdout]     |
[INFO] [stdout] 453 |     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 453 -     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stdout] 453 +     pub fn completer(&self) -> &Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:459:20
[INFO] [stdout]     |
[INFO] [stdout] 459 |             -> Arc<Completer<Term>> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 459 -             -> Arc<Completer<Term>> {
[INFO] [stdout] 459 +             -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:458:52
[INFO] [stdout]     |
[INFO] [stdout] 458 |     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 458 -     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stdout] 458 +     pub fn set_completer(&mut self, completer: Arc<dyn Completer<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:702:27
[INFO] [stdout]     |
[INFO] [stdout] 702 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 702 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 702 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:701:60
[INFO] [stdout]     |
[INFO] [stdout] 701 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 701 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 701 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:709:65
[INFO] [stdout]     |
[INFO] [stdout] 709 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 709 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 709 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:737:26
[INFO] [stdout]     |
[INFO] [stdout] 737 |     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 737 -     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout] 737 +     pub fn new(term: Box<dyn TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:954:27
[INFO] [stdout]     |
[INFO] [stdout] 954 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 954 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 954 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:953:60
[INFO] [stdout]     |
[INFO] [stdout] 953 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 953 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 953 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:958:65
[INFO] [stdout]     |
[INFO] [stdout] 958 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 958 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 958 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:44:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 44 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stdout] 44 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 50 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stdout] 50 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:78:55
[INFO] [stdout]    |
[INFO] [stdout] 78 |     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 78 -     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout] 78 +     unsafe fn prepare_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:91:55
[INFO] [stdout]    |
[INFO] [stdout] 91 |     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 91 -     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout] 91 +     unsafe fn restore_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:173:47
[INFO] [stdout]     |
[INFO] [stdout] 173 |     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 173 -     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stdout] 173 +     unsafe fn cast_writer<'a>(writer: &'a mut dyn TerminalWriter<Self>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:186:39
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 186 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout] 186 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:190:40
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 190 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout] 190 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 208 -             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stdout] 208 +             lock: &mut dyn TerminalWriter<DefaultTerminal>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:227:24
[INFO] [stdout]     |
[INFO] [stdout] 227 |             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 227 -             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout] 227 +             lock: &mut dyn TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:124:26
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 124 -     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout] 124 +     pub fn new(term: Box<dyn TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]   --> src/memory.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     input: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Writer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/memory.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/memory.rs:321:13
[INFO] [stdout]     |
[INFO] [stdout] 321 |             replace(&mut self.memory, new_buf);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling linefeed v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/inputrc.rs:447:13
[INFO] [stdout]     |
[INFO] [stdout] 447 |         '0' ... '3' => {
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/writer.rs:961:17
[INFO] [stdout]     |
[INFO] [stdout] 961 |             '0' ... '9' => Digit::from(ch),
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1354:20
[INFO] [stdout]      |
[INFO] [stdout] 1354 |         -  999_999 ... -100_000 => 7,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1355:20
[INFO] [stdout]      |
[INFO] [stdout] 1355 |         -   99_999 ... - 10_000 => 6,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1356:20
[INFO] [stdout]      |
[INFO] [stdout] 1356 |         -    9_999 ... -  1_000 => 5,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1357:20
[INFO] [stdout]      |
[INFO] [stdout] 1357 |         -      999 ... -    100 => 4,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1358:20
[INFO] [stdout]      |
[INFO] [stdout] 1358 |         -       99 ... -     10 => 3,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1359:20
[INFO] [stdout]      |
[INFO] [stdout] 1359 |         -        9 ... -      1 => 2,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1360:20
[INFO] [stdout]      |
[INFO] [stdout] 1360 |                  0 ...        9 => 1,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1361:20
[INFO] [stdout]      |
[INFO] [stdout] 1361 |                 10 ...       99 => 2,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1362:20
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                100 ...      999 => 3,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1363:20
[INFO] [stdout]      |
[INFO] [stdout] 1363 |              1_000 ...    9_999 => 4,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1364:20
[INFO] [stdout]      |
[INFO] [stdout] 1364 |             10_000 ...   99_999 => 5,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/writer.rs:1365:20
[INFO] [stdout]      |
[INFO] [stdout] 1365 |            100_000 ...  999_999 => 6,
[INFO] [stdout]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reader.rs:69:51
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[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 2018) 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 -     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[INFO] [stdout] 69 +     pub functions: HashMap<Cow<'static, str>, Arc<dyn Function<Term>>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/reader.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub completer: Arc<Completer<Term>>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 84 -     pub completer: Arc<Completer<Term>>,
[INFO] [stdout] 84 +     pub completer: Arc<dyn Completer<Term>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:116:15
[INFO] [stdout]     |
[INFO] [stdout] 116 |     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 116 -     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stdout] 116 +     term: Box<dyn TerminalReader<Term> + 'a>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 |     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 119 -     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stdout] 119 +     term: Box<dyn TerminalWriter<Term> + 'a>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:201:36
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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 -     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stdout] 201 +     pub fn completer(&self) -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |             -> Arc<Completer<Term>> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 207 -             -> Arc<Completer<Term>> {
[INFO] [stdout] 207 +             -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:206:48
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 206 -     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stdout] 206 +     pub fn set_completer(&self, completer: Arc<dyn Completer<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:278:27
[INFO] [stdout]     |
[INFO] [stdout] 278 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 278 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 278 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:277:56
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 277 -     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 277 +     pub fn define_function<T>(&self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/interface.rs:285:61
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 285 -     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 285 +     pub fn remove_function(&self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:412:39
[INFO] [stdout]     |
[INFO] [stdout] 412 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 412 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout] 412 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:416:40
[INFO] [stdout]     |
[INFO] [stdout] 416 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 416 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout] 416 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:430:25
[INFO] [stdout]     |
[INFO] [stdout] 430 |             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 430 -             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stdout] 430 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/memory.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 437 -             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout] 437 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/prompter.rs:458:55
[INFO] [stdout]     |
[INFO] [stdout] 458 |     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 458 -     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stdout] 458 +     fn get_function(&self, name: &str) -> Option<&Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:453:37
[INFO] [stdout]     |
[INFO] [stdout] 453 |     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 453 -     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stdout] 453 +     pub fn completer(&self) -> &Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:459:20
[INFO] [stdout]     |
[INFO] [stdout] 459 |             -> Arc<Completer<Term>> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 459 -             -> Arc<Completer<Term>> {
[INFO] [stdout] 459 +             -> Arc<dyn Completer<Term>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:458:52
[INFO] [stdout]     |
[INFO] [stdout] 458 |     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 458 -     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stdout] 458 +     pub fn set_completer(&mut self, completer: Arc<dyn Completer<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:702:27
[INFO] [stdout]     |
[INFO] [stdout] 702 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 702 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 702 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:701:60
[INFO] [stdout]     |
[INFO] [stdout] 701 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 701 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 701 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:709:65
[INFO] [stdout]     |
[INFO] [stdout] 709 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 709 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 709 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:737:26
[INFO] [stdout]     |
[INFO] [stdout] 737 |     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 737 -     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout] 737 +     pub fn new(term: Box<dyn TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:954:27
[INFO] [stdout]     |
[INFO] [stdout] 954 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 954 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout] 954 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:953:60
[INFO] [stdout]     |
[INFO] [stdout] 953 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 953 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stdout] 953 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/reader.rs:958:65
[INFO] [stdout]     |
[INFO] [stdout] 958 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 958 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stdout] 958 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:44:39
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 44 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stdout] 44 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:50:40
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 50 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stdout] 50 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a>;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:78:55
[INFO] [stdout]    |
[INFO] [stdout] 78 |     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 78 -     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout] 78 +     unsafe fn prepare_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/terminal.rs:91:55
[INFO] [stdout]    |
[INFO] [stdout] 91 |     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) 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] 91 -     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stdout] 91 +     unsafe fn restore_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:173:47
[INFO] [stdout]     |
[INFO] [stdout] 173 |     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 173 -     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stdout] 173 +     unsafe fn cast_writer<'a>(writer: &'a mut dyn TerminalWriter<Self>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:186:39
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 186 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stdout] 186 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:190:40
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 190 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stdout] 190 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:208:24
[INFO] [stdout]     |
[INFO] [stdout] 208 |             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 208 -             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stdout] 208 +             lock: &mut dyn TerminalWriter<DefaultTerminal>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/terminal.rs:227:24
[INFO] [stdout]     |
[INFO] [stdout] 227 |             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 227 -             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout] 227 +             lock: &mut dyn TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/writer.rs:124:26
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) 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] 124 -     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout] 124 +     pub fn new(term: Box<dyn TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]   --> src/memory.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     input: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Writer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/memory.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/memory.rs:321:13
[INFO] [stdout]     |
[INFO] [stdout] 321 |             replace(&mut self.memory, new_buf);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.20s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/linefeed-848f276fe1980ac8)
[INFO] [stderr]   Executable tests/linefeed.rs (/opt/rustwide/target/debug/deps/linefeed-d69e88f9fc2af4f2)
[INFO] running `Command { std: "docker" "inspect" "b014acf015b412784aec902bf96a5e3dc3d8cf809b55c4cc2a76a324bdc85a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b014acf015b412784aec902bf96a5e3dc3d8cf809b55c4cc2a76a324bdc85a42", kill_on_drop: false }`
[INFO] [stdout] b014acf015b412784aec902bf96a5e3dc3d8cf809b55c4cc2a76a324bdc85a42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 144927095c1494bc6d5cc4ea1616d8340e9875b5bae3e1ef57b1d60c878542a1
[INFO] running `Command { std: "docker" "start" "-a" "144927095c1494bc6d5cc4ea1616d8340e9875b5bae3e1ef57b1d60c878542a1", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/inputrc.rs:447:13
[INFO] [stderr]     |
[INFO] [stderr] 447 |         '0' ... '3' => {
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/writer.rs:961:17
[INFO] [stderr]     |
[INFO] [stderr] 961 |             '0' ... '9' => Digit::from(ch),
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1354:20
[INFO] [stderr]      |
[INFO] [stderr] 1354 |         -  999_999 ... -100_000 => 7,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1355:20
[INFO] [stderr]      |
[INFO] [stderr] 1355 |         -   99_999 ... - 10_000 => 6,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1356:20
[INFO] [stderr]      |
[INFO] [stderr] 1356 |         -    9_999 ... -  1_000 => 5,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1357:20
[INFO] [stderr]      |
[INFO] [stderr] 1357 |         -      999 ... -    100 => 4,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1358:20
[INFO] [stderr]      |
[INFO] [stderr] 1358 |         -       99 ... -     10 => 3,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1359:20
[INFO] [stderr]      |
[INFO] [stderr] 1359 |         -        9 ... -      1 => 2,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1360:20
[INFO] [stderr]      |
[INFO] [stderr] 1360 |                  0 ...        9 => 1,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1361:20
[INFO] [stderr]      |
[INFO] [stderr] 1361 |                 10 ...       99 => 2,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1362:20
[INFO] [stderr]      |
[INFO] [stderr] 1362 |                100 ...      999 => 3,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1363:20
[INFO] [stderr]      |
[INFO] [stderr] 1363 |              1_000 ...    9_999 => 4,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1364:20
[INFO] [stderr]      |
[INFO] [stderr] 1364 |             10_000 ...   99_999 => 5,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/writer.rs:1365:20
[INFO] [stderr]      |
[INFO] [stderr] 1365 |            100_000 ...  999_999 => 6,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reader.rs:69:51
[INFO] [stderr]    |
[INFO] [stderr] 69 |     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 69 -     pub functions: HashMap<Cow<'static, str>, Arc<Function<Term>>>,
[INFO] [stderr] 69 +     pub functions: HashMap<Cow<'static, str>, Arc<dyn Function<Term>>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reader.rs:84:24
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub completer: Arc<Completer<Term>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 84 -     pub completer: Arc<Completer<Term>>,
[INFO] [stderr] 84 +     pub completer: Arc<dyn Completer<Term>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:116:15
[INFO] [stderr]     |
[INFO] [stderr] 116 |     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 116 -     term: Box<TerminalReader<Term> + 'a>,
[INFO] [stderr] 116 +     term: Box<dyn TerminalReader<Term> + 'a>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/writer.rs:119:15
[INFO] [stderr]     |
[INFO] [stderr] 119 |     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 119 -     term: Box<TerminalWriter<Term> + 'a>,
[INFO] [stderr] 119 +     term: Box<dyn TerminalWriter<Term> + 'a>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interface.rs:201:36
[INFO] [stderr]     |
[INFO] [stderr] 201 |     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 201 -     pub fn completer(&self) -> Arc<Completer<Term>> {
[INFO] [stderr] 201 +     pub fn completer(&self) -> Arc<dyn Completer<Term>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interface.rs:207:20
[INFO] [stderr]     |
[INFO] [stderr] 207 |             -> Arc<Completer<Term>> {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 207 -             -> Arc<Completer<Term>> {
[INFO] [stderr] 207 +             -> Arc<dyn Completer<Term>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interface.rs:206:48
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 206 -     pub fn set_completer(&self, completer: Arc<Completer<Term>>)
[INFO] [stderr] 206 +     pub fn set_completer(&self, completer: Arc<dyn Completer<Term>>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interface.rs:278:27
[INFO] [stderr]     |
[INFO] [stderr] 278 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 278 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr] 278 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interface.rs:277:56
[INFO] [stderr]     |
[INFO] [stderr] 277 |     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 277 -     pub fn define_function<T>(&self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stderr] 277 +     pub fn define_function<T>(&self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/interface.rs:285:61
[INFO] [stderr]     |
[INFO] [stderr] 285 |     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 285 -     pub fn remove_function(&self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stderr] 285 +     pub fn remove_function(&self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:412:39
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 412 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stderr] 412 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:416:40
[INFO] [stderr]     |
[INFO] [stderr] 416 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 416 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stderr] 416 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 430 -             _lock: &mut TerminalWriter<MemoryTerminal>,
[INFO] [stderr] 430 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:437:25
[INFO] [stderr]     |
[INFO] [stderr] 437 |             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 437 -             _lock: &mut TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stderr] 437 +             _lock: &mut dyn TerminalWriter<MemoryTerminal>, _state: ())
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/prompter.rs:458:55
[INFO] [stderr]     |
[INFO] [stderr] 458 |     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 458 -     fn get_function(&self, name: &str) -> Option<&Arc<Function<Term>>> {
[INFO] [stderr] 458 +     fn get_function(&self, name: &str) -> Option<&Arc<dyn Function<Term>>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:453:37
[INFO] [stderr]     |
[INFO] [stderr] 453 |     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 453 -     pub fn completer(&self) -> &Arc<Completer<Term>> {
[INFO] [stderr] 453 +     pub fn completer(&self) -> &Arc<dyn Completer<Term>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:459:20
[INFO] [stderr]     |
[INFO] [stderr] 459 |             -> Arc<Completer<Term>> {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 459 -             -> Arc<Completer<Term>> {
[INFO] [stderr] 459 +             -> Arc<dyn Completer<Term>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:458:52
[INFO] [stderr]     |
[INFO] [stderr] 458 |     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 458 -     pub fn set_completer(&mut self, completer: Arc<Completer<Term>>)
[INFO] [stderr] 458 +     pub fn set_completer(&mut self, completer: Arc<dyn Completer<Term>>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:702:27
[INFO] [stderr]     |
[INFO] [stderr] 702 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 702 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr] 702 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:701:60
[INFO] [stderr]     |
[INFO] [stderr] 701 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 701 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stderr] 701 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:709:65
[INFO] [stderr]     |
[INFO] [stderr] 709 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 709 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stderr] 709 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:737:26
[INFO] [stderr]     |
[INFO] [stderr] 737 |     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 737 -     pub fn new(term: Box<TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stderr] 737 +     pub fn new(term: Box<dyn TerminalReader<Term> + 'a>, data: MutexGuard<'a, Read<Term>>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:954:27
[INFO] [stderr]     |
[INFO] [stderr] 954 |             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 954 -             -> Option<Arc<Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr] 954 +             -> Option<Arc<dyn Function<Term>>> where T: Into<Cow<'static, str>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:953:60
[INFO] [stderr]     |
[INFO] [stderr] 953 |     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 953 -     pub fn define_function<T>(&mut self, name: T, cmd: Arc<Function<Term>>)
[INFO] [stderr] 953 +     pub fn define_function<T>(&mut self, name: T, cmd: Arc<dyn Function<Term>>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reader.rs:958:65
[INFO] [stderr]     |
[INFO] [stderr] 958 |     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stderr]     |                                                                 ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 958 -     pub fn remove_function(&mut self, name: &str) -> Option<Arc<Function<Term>>> {
[INFO] [stderr] 958 +     pub fn remove_function(&mut self, name: &str) -> Option<Arc<dyn Function<Term>>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/terminal.rs:44:39
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 44 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a>;
[INFO] [stderr] 44 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/terminal.rs:50:40
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 50 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a>;
[INFO] [stderr] 50 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a>;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/terminal.rs:78:55
[INFO] [stderr]    |
[INFO] [stderr] 78 |     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 78 -     unsafe fn prepare_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stderr] 78 +     unsafe fn prepare_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/terminal.rs:91:55
[INFO] [stderr]    |
[INFO] [stderr] 91 |     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 91 -     unsafe fn restore_with_lock(&mut self, lock: &mut TerminalWriter<Term>,
[INFO] [stderr] 91 +     unsafe fn restore_with_lock(&mut self, lock: &mut dyn TerminalWriter<Term>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:173:47
[INFO] [stderr]     |
[INFO] [stderr] 173 |     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 173 -     unsafe fn cast_writer<'a>(writer: &'a mut TerminalWriter<Self>)
[INFO] [stderr] 173 +     unsafe fn cast_writer<'a>(writer: &'a mut dyn TerminalWriter<Self>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:186:39
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 186 -     fn lock_read<'a>(&'a self) -> Box<TerminalReader<Self> + 'a> {
[INFO] [stderr] 186 +     fn lock_read<'a>(&'a self) -> Box<dyn TerminalReader<Self> + 'a> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:190:40
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 190 -     fn lock_write<'a>(&'a self) -> Box<TerminalWriter<Self> + 'a> {
[INFO] [stderr] 190 +     fn lock_write<'a>(&'a self) -> Box<dyn TerminalWriter<Self> + 'a> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:208:24
[INFO] [stderr]     |
[INFO] [stderr] 208 |             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 208 -             lock: &mut TerminalWriter<DefaultTerminal>,
[INFO] [stderr] 208 +             lock: &mut dyn TerminalWriter<DefaultTerminal>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/terminal.rs:227:24
[INFO] [stderr]     |
[INFO] [stderr] 227 |             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 227 -             lock: &mut TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stderr] 227 +             lock: &mut dyn TerminalWriter<DefaultTerminal>, state: PrepareState)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/writer.rs:124:26
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 124 -     pub fn new(term: Box<TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stderr] 124 +     pub fn new(term: Box<dyn TerminalWriter<Term> + 'a>, data: MutexGuard<'a, Write>)
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input`
[INFO] [stderr]   --> src/memory.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     input: Vec<u8>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Writer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/memory.rs:33:10
[INFO] [stderr]    |
[INFO] [stderr] 33 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/memory.rs:321:13
[INFO] [stderr]     |
[INFO] [stderr] 321 |             replace(&mut self.memory, new_buf);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `linefeed` (lib) generated 51 warnings
[INFO] [stderr] warning: `linefeed` (lib test) generated 51 warnings (51 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linefeed-848f276fe1980ac8)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test chars::test::test_ctrl ... ok
[INFO] [stdout] test chars::test::test_escape ... ok
[INFO] [stdout] test chars::test::test_parse_char ... ok
[INFO] [stdout] test chars::test::test_unctrl ... ok
[INFO] [stdout] test inputrc::test::test_conditional ... ok
[INFO] [stdout] test inputrc::test::test_conditional_else ... ok
[INFO] [stdout] test memory::test::test_memory_term ... ok
[INFO] [stdout] test inputrc::test::test_parse ... ok
[INFO] [stdout] test memory::test::test_resize ... ok
[INFO] [stdout] test table::test::test_zero_item ... ok
[INFO] [stdout] test test::test_interface_traits ... ok
[INFO] [stdout] test util::test::test_longest_common_prefix ... ok
[INFO] [stdout] test util::test::test_match_name ... ok
[INFO] [stdout] test table::test::test_long_item ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/linefeed.rs (/opt/rustwide/target/debug/deps/linefeed-d69e88f9fc2af4f2)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test test_arrows ... ok
[INFO] [stdout] test test_comment ... ok
[INFO] [stdout] test test_delete ... ok
[INFO] [stdout] test test_complete ... ok
[INFO] [stdout] test test_digit ... ok
[INFO] [stdout] test test_eof ... ok
[INFO] [stdout] test test_function ... ok
[INFO] [stdout] test test_history ... ok
[INFO] [stdout] test test_history_mod ... ok
[INFO] [stdout] test test_insert ... ok
[INFO] [stdout] test test_history_search ... ok
[INFO] [stdout] test test_quote ... ok
[INFO] [stdout] test test_macro ... ok
[INFO] [stdout] test test_overwrite ... ok
[INFO] [stdout] test test_kill ... ok
[INFO] [stdout] test test_search_char ... ok
[INFO] [stdout] test test_search_history ... ok
[INFO] [stdout] test test_transpose_chars ... ok
[INFO] [stdout] test test_transpose_words ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linefeed
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/inputrc.rs:447:13
[INFO] [stderr]     |
[INFO] [stderr] 447 |         '0' ... '3' => {
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/writer.rs:961:17
[INFO] [stderr]     |
[INFO] [stderr] 961 |             '0' ... '9' => Digit::from(ch),
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1354:20
[INFO] [stderr]      |
[INFO] [stderr] 1354 |         -  999_999 ... -100_000 => 7,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1355:20
[INFO] [stderr]      |
[INFO] [stderr] 1355 |         -   99_999 ... - 10_000 => 6,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1356:20
[INFO] [stderr]      |
[INFO] [stderr] 1356 |         -    9_999 ... -  1_000 => 5,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1357:20
[INFO] [stderr]      |
[INFO] [stderr] 1357 |         -      999 ... -    100 => 4,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1358:20
[INFO] [stderr]      |
[INFO] [stderr] 1358 |         -       99 ... -     10 => 3,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1359:20
[INFO] [stderr]      |
[INFO] [stderr] 1359 |         -        9 ... -      1 => 2,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1360:20
[INFO] [stderr]      |
[INFO] [stderr] 1360 |                  0 ...        9 => 1,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1361:20
[INFO] [stderr]      |
[INFO] [stderr] 1361 |                 10 ...       99 => 2,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1362:20
[INFO] [stderr]      |
[INFO] [stderr] 1362 |                100 ...      999 => 3,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1363:20
[INFO] [stderr]      |
[INFO] [stderr] 1363 |              1_000 ...    9_999 => 4,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1364:20
[INFO] [stderr]      |
[INFO] [stderr] 1364 |             10_000 ...   99_999 => 5,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> /opt/rustwide/workdir/src/writer.rs:1365:20
[INFO] [stderr]      |
[INFO] [stderr] 1365 |            100_000 ...  999_999 => 6,
[INFO] [stderr]      |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 10) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "144927095c1494bc6d5cc4ea1616d8340e9875b5bae3e1ef57b1d60c878542a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "144927095c1494bc6d5cc4ea1616d8340e9875b5bae3e1ef57b1d60c878542a1", kill_on_drop: false }`
[INFO] [stdout] 144927095c1494bc6d5cc4ea1616d8340e9875b5bae3e1ef57b1d60c878542a1