[INFO] fetching crate textstream 0.1.1...
[INFO] testing textstream-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate textstream 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate textstream 0.1.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate textstream 0.1.1
[INFO] finished tweaking crates.io crate textstream 0.1.1
[INFO] tweaked toml for crates.io crate textstream 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c500858afd35d6b44dc294479c5c992a8a3e9185464897b01c6a3840cd8806b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c500858afd35d6b44dc294479c5c992a8a3e9185464897b01c6a3840cd8806b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c500858afd35d6b44dc294479c5c992a8a3e9185464897b01c6a3840cd8806b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c500858afd35d6b44dc294479c5c992a8a3e9185464897b01c6a3840cd8806b1", kill_on_drop: false }`
[INFO] [stdout] c500858afd35d6b44dc294479c5c992a8a3e9185464897b01c6a3840cd8806b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24007f1efd22c5b9247d954a1c8ce5d25826f76b949c39494de3b5cfbc81f722
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "24007f1efd22c5b9247d954a1c8ce5d25826f76b949c39494de3b5cfbc81f722", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling textstream v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     decoder: Box<RawDecoder>,
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     decoder: Box<RawDecoder>,
[INFO] [stdout] 52 +     decoder: Box<dyn RawDecoder>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:77:41
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 -     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout] 77 +     pub fn new(bufreader: R, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:63
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 -     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout] 99 +     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 -     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout] 123 +     pub fn get_decoder(&self) -> &dyn RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:47
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 -     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout] 126 +     pub fn get_decoder_mut(&mut self) -> &mut dyn RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:38
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout]     |                                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 -     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout] 129 +     pub fn into_decoder(self) -> Box<dyn RawDecoder> { self.decoder }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "24007f1efd22c5b9247d954a1c8ce5d25826f76b949c39494de3b5cfbc81f722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24007f1efd22c5b9247d954a1c8ce5d25826f76b949c39494de3b5cfbc81f722", kill_on_drop: false }`
[INFO] [stdout] 24007f1efd22c5b9247d954a1c8ce5d25826f76b949c39494de3b5cfbc81f722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1a8463de952b1c166e957d644605c1830344e16937e678a1ae76ec54baa1293
[INFO] running `Command { std: "docker" "start" "-a" "a1a8463de952b1c166e957d644605c1830344e16937e678a1ae76ec54baa1293", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling textstream v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     decoder: Box<RawDecoder>,
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     decoder: Box<RawDecoder>,
[INFO] [stdout] 52 +     decoder: Box<dyn RawDecoder>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:77:41
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 -     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout] 77 +     pub fn new(bufreader: R, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:63
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 -     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout] 99 +     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 -     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout] 123 +     pub fn get_decoder(&self) -> &dyn RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:47
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 -     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout] 126 +     pub fn get_decoder_mut(&mut self) -> &mut dyn RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:38
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout]     |                                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 -     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout] 129 +     pub fn into_decoder(self) -> Box<dyn RawDecoder> { self.decoder }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     decoder: Box<RawDecoder>,
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 -     decoder: Box<RawDecoder>,
[INFO] [stdout] 52 +     decoder: Box<dyn RawDecoder>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:77:41
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 -     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout] 77 +     pub fn new(bufreader: R, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:63
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    |                                                               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 99 -     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout] 99 +     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:123:35
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     |                                   ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 -     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stdout] 123 +     pub fn get_decoder(&self) -> &dyn RawDecoder { self.decoder.as_ref() }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:126:47
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 126 -     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stdout] 126 +     pub fn get_decoder_mut(&mut self) -> &mut dyn RawDecoder { self.decoder.as_mut() }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:129:38
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout]     |                                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 -     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stdout] 129 +     pub fn into_decoder(self) -> Box<dyn RawDecoder> { self.decoder }
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "a1a8463de952b1c166e957d644605c1830344e16937e678a1ae76ec54baa1293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a8463de952b1c166e957d644605c1830344e16937e678a1ae76ec54baa1293", kill_on_drop: false }`
[INFO] [stdout] a1a8463de952b1c166e957d644605c1830344e16937e678a1ae76ec54baa1293
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f294caaa151cdf32f38c4c47ef70785d22cea328a37768aaa8f5f153a672f3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f294caaa151cdf32f38c4c47ef70785d22cea328a37768aaa8f5f153a672f3b", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:52:18
[INFO] [stderr]    |
[INFO] [stderr] 52 |     decoder: Box<RawDecoder>,
[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 2015) 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] 52 -     decoder: Box<RawDecoder>,
[INFO] [stderr] 52 +     decoder: Box<dyn RawDecoder>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:77:41
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stderr]    |                                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 77 -     pub fn new(bufreader: R, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stderr] 77 +     pub fn new(bufreader: R, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:99:63
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stderr]    |                                                               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 99 -     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stderr] 99 +     pub fn from_bufreader(bufreader: BufReader<R>, encoding: &dyn Encoding, trap: DecoderTrap) -> TextReader<R> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:123:35
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stderr]     |                                   ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 123 -     pub fn get_decoder(&self) -> &RawDecoder { self.decoder.as_ref() }
[INFO] [stderr] 123 +     pub fn get_decoder(&self) -> &dyn RawDecoder { self.decoder.as_ref() }
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:126:47
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stderr]     |                                               ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 126 -     pub fn get_decoder_mut(&mut self) -> &mut RawDecoder { self.decoder.as_mut() }
[INFO] [stderr] 126 +     pub fn get_decoder_mut(&mut self) -> &mut dyn RawDecoder { self.decoder.as_mut() }
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:129:38
[INFO] [stderr]     |
[INFO] [stderr] 129 |     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stderr]     |                                      ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 129 -     pub fn into_decoder(self) -> Box<RawDecoder> { self.decoder }
[INFO] [stderr] 129 +     pub fn into_decoder(self) -> Box<dyn RawDecoder> { self.decoder }
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `textstream` (lib) generated 6 warnings
[INFO] [stderr] warning: `textstream` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/textstream-7960837264e6c2aa)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::read_line_then_read_to_end_shortstring ... ok
[INFO] [stdout] test tests::lines_test ... ok
[INFO] [stdout] test tests::read_to_end_shortstring ... ok
[INFO] [stdout] test tests::read_line_shortstring ... ok
[INFO] [stdout] test tests::read_to_end_longstring ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests textstream
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - TextReader<R>::new (line 63) ... ok
[INFO] [stdout] test src/lib.rs - TextReader<R>::read_line (line 229) ... ok
[INFO] [stdout] test src/lib.rs - TextReader<R>::from_bufreader (line 84) ... ok
[INFO] [stdout] test src/lib.rs - TextReader<R>::read_to_end (line 186) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f294caaa151cdf32f38c4c47ef70785d22cea328a37768aaa8f5f153a672f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f294caaa151cdf32f38c4c47ef70785d22cea328a37768aaa8f5f153a672f3b", kill_on_drop: false }`
[INFO] [stdout] 7f294caaa151cdf32f38c4c47ef70785d22cea328a37768aaa8f5f153a672f3b