[INFO] fetching crate stijl 0.5.2...
[INFO] testing stijl-0.5.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate stijl 0.5.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stijl 0.5.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stijl 0.5.2
[INFO] finished tweaking crates.io crate stijl 0.5.2
[INFO] tweaked toml for crates.io crate stijl 0.5.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded advapi32-sys v0.2.0
[INFO] [stderr]   Downloaded tvis_util v0.5.2
[INFO] [stderr]   Downloaded tinf v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ab44aed03e6acdb2ba962dd454e59e87e79cf9ecabeb386ada45d2446767cc1
[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" "5ab44aed03e6acdb2ba962dd454e59e87e79cf9ecabeb386ada45d2446767cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ab44aed03e6acdb2ba962dd454e59e87e79cf9ecabeb386ada45d2446767cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab44aed03e6acdb2ba962dd454e59e87e79cf9ecabeb386ada45d2446767cc1", kill_on_drop: false }`
[INFO] [stdout] 5ab44aed03e6acdb2ba962dd454e59e87e79cf9ecabeb386ada45d2446767cc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fedb5b8e2f5c31802da740327972c83ea2aae70b57d2ac915a949acdbeacab4
[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" "8fedb5b8e2f5c31802da740327972c83ea2aae70b57d2ac915a949acdbeacab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinf v0.14.0
[INFO] [stderr]    Compiling tvis_util v0.5.2
[INFO] [stderr]    Compiling stijl v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:142:41
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[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] 142 - pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stdout] 142 + pub fn stdout(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:151:41
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[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] 151 - pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stdout] 151 + pub fn stderr(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:25
[INFO] [stdout]     |
[INFO] [stdout] 230 | impl<'a> Stream for Box<CLIStream + 'a> {
[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] 230 - impl<'a> Stream for Box<CLIStream + 'a> {
[INFO] [stdout] 230 + impl<'a> Stream for Box<dyn CLIStream + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:248:28
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<'a> CLIStream for Box<CLIStream + 'a> {
[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] 248 - impl<'a> CLIStream for Box<CLIStream + 'a> {
[INFO] [stdout] 248 + impl<'a> CLIStream for Box<dyn CLIStream + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 | impl Stream for Box<LockableStream> {
[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] 265 - impl Stream for Box<LockableStream> {
[INFO] [stdout] 265 + impl Stream for Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:24
[INFO] [stdout]     |
[INFO] [stdout] 283 | impl CLIStream for Box<LockableStream> {
[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] 283 - impl CLIStream for Box<LockableStream> {
[INFO] [stdout] 283 + impl CLIStream for Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:262:34
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[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] 262 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[INFO] [stdout] 262 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 338 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 338 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/buf.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout]    |                                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 -     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout] 33 +     pub fn playback(&self, other: &mut dyn Stream) -> Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 40 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stdout] 40 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:55:34
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 55 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stdout] 55 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:333:43
[INFO] [stdout]     |
[INFO] [stdout] 333 |             ErrorImpl::Io(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:334:44
[INFO] [stdout]     |
[INFO] [stdout] 334 |             ErrorImpl::Cap(ref err) => err.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "8fedb5b8e2f5c31802da740327972c83ea2aae70b57d2ac915a949acdbeacab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fedb5b8e2f5c31802da740327972c83ea2aae70b57d2ac915a949acdbeacab4", kill_on_drop: false }`
[INFO] [stdout] 8fedb5b8e2f5c31802da740327972c83ea2aae70b57d2ac915a949acdbeacab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd0746cb77d7b3a91a3c92a2fb59572dcdf6d65d2895154c862738242aef0168
[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" "dd0746cb77d7b3a91a3c92a2fb59572dcdf6d65d2895154c862738242aef0168", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:142:41
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[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] 142 - pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stdout] 142 + pub fn stdout(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling stijl v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:151:41
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[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] 151 - pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stdout] 151 + pub fn stderr(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:25
[INFO] [stdout]     |
[INFO] [stdout] 230 | impl<'a> Stream for Box<CLIStream + 'a> {
[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] 230 - impl<'a> Stream for Box<CLIStream + 'a> {
[INFO] [stdout] 230 + impl<'a> Stream for Box<dyn CLIStream + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:248:28
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<'a> CLIStream for Box<CLIStream + 'a> {
[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] 248 - impl<'a> CLIStream for Box<CLIStream + 'a> {
[INFO] [stdout] 248 + impl<'a> CLIStream for Box<dyn CLIStream + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 | impl Stream for Box<LockableStream> {
[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] 265 - impl Stream for Box<LockableStream> {
[INFO] [stdout] 265 + impl Stream for Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:24
[INFO] [stdout]     |
[INFO] [stdout] 283 | impl CLIStream for Box<LockableStream> {
[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] 283 - impl CLIStream for Box<LockableStream> {
[INFO] [stdout] 283 + impl CLIStream for Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:262:34
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[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] 262 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[INFO] [stdout] 262 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 338 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 338 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/buf.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout]    |                                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 -     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout] 33 +     pub fn playback(&self, other: &mut dyn Stream) -> Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 40 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stdout] 40 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:55:34
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 55 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stdout] 55 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:333:43
[INFO] [stdout]     |
[INFO] [stdout] 333 |             ErrorImpl::Io(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:334:44
[INFO] [stdout]     |
[INFO] [stdout] 334 |             ErrorImpl::Cap(ref err) => err.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:142:41
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[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] 142 - pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stdout] 142 + pub fn stdout(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:151:41
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[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] 151 - pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stdout] 151 + pub fn stderr(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:25
[INFO] [stdout]     |
[INFO] [stdout] 230 | impl<'a> Stream for Box<CLIStream + 'a> {
[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] 230 - impl<'a> Stream for Box<CLIStream + 'a> {
[INFO] [stdout] 230 + impl<'a> Stream for Box<dyn CLIStream + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:248:28
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<'a> CLIStream for Box<CLIStream + 'a> {
[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] 248 - impl<'a> CLIStream for Box<CLIStream + 'a> {
[INFO] [stdout] 248 + impl<'a> CLIStream for Box<dyn CLIStream + 'a> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 | impl Stream for Box<LockableStream> {
[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] 265 - impl Stream for Box<LockableStream> {
[INFO] [stdout] 265 + impl Stream for Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:24
[INFO] [stdout]     |
[INFO] [stdout] 283 | impl CLIStream for Box<LockableStream> {
[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] 283 - impl CLIStream for Box<LockableStream> {
[INFO] [stdout] 283 + impl CLIStream for Box<dyn LockableStream> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:262:34
[INFO] [stdout]     |
[INFO] [stdout] 262 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[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] 262 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[INFO] [stdout] 262 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a>;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 338 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 338 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/buf.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout]    |                                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 33 -     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout] 33 +     pub fn playback(&self, other: &mut dyn Stream) -> Result<()> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 40 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stdout] 40 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/term.rs:55:34
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 55 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stdout] 55 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:333:43
[INFO] [stdout]     |
[INFO] [stdout] 333 |             ErrorImpl::Io(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:334:44
[INFO] [stdout]     |
[INFO] [stdout] 334 |             ErrorImpl::Cap(ref err) => err.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "dd0746cb77d7b3a91a3c92a2fb59572dcdf6d65d2895154c862738242aef0168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0746cb77d7b3a91a3c92a2fb59572dcdf6d65d2895154c862738242aef0168", kill_on_drop: false }`
[INFO] [stdout] dd0746cb77d7b3a91a3c92a2fb59572dcdf6d65d2895154c862738242aef0168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8301c0d5eab6582c8f50ad4ce3b471559614119f435d679701c0fba0f3afffc
[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" "b8301c0d5eab6582c8f50ad4ce3b471559614119f435d679701c0fba0f3afffc", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:142:41
[INFO] [stderr]     |
[INFO] [stderr] 142 | pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[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] 142 - pub fn stdout(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stderr] 142 + pub fn stdout(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:151:41
[INFO] [stderr]     |
[INFO] [stderr] 151 | pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[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] 151 - pub fn stderr(do_style: DoStyle) -> Box<LockableStream> {
[INFO] [stderr] 151 + pub fn stderr(do_style: DoStyle) -> Box<dyn LockableStream> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:230:25
[INFO] [stderr]     |
[INFO] [stderr] 230 | impl<'a> Stream for Box<CLIStream + 'a> {
[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] 230 - impl<'a> Stream for Box<CLIStream + 'a> {
[INFO] [stderr] 230 + impl<'a> Stream for Box<dyn CLIStream + 'a> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:248:28
[INFO] [stderr]     |
[INFO] [stderr] 248 | impl<'a> CLIStream for Box<CLIStream + 'a> {
[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] 248 - impl<'a> CLIStream for Box<CLIStream + 'a> {
[INFO] [stderr] 248 + impl<'a> CLIStream for Box<dyn CLIStream + 'a> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:265:21
[INFO] [stderr]     |
[INFO] [stderr] 265 | impl Stream for Box<LockableStream> {
[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] 265 - impl Stream for Box<LockableStream> {
[INFO] [stderr] 265 + impl Stream for Box<dyn LockableStream> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:283:24
[INFO] [stderr]     |
[INFO] [stderr] 283 | impl CLIStream for Box<LockableStream> {
[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] 283 - impl CLIStream for Box<LockableStream> {
[INFO] [stderr] 283 + impl CLIStream for Box<dyn LockableStream> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:262:34
[INFO] [stderr]     |
[INFO] [stderr] 262 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[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] 262 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a>;
[INFO] [stderr] 262 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a>;
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:338:32
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn cause(&self) -> Option<&error::Error> {
[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] 338 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr] 338 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/buf.rs:33:40
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[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] 33 -     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stderr] 33 +     pub fn playback(&self, other: &mut dyn Stream) -> Result<()> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/term.rs:40:34
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 40 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stderr] 40 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/term.rs:55:34
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[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] 55 -     fn lock<'a>(&'a self) -> Box<CLIStream + 'a> {
[INFO] [stderr] 55 +     fn lock<'a>(&'a self) -> Box<dyn CLIStream + 'a> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:333:43
[INFO] [stderr]     |
[INFO] [stderr] 333 |             ErrorImpl::Io(ref err) => err.description(),
[INFO] [stderr]     |                                           ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:334:44
[INFO] [stderr]     |
[INFO] [stderr] 334 |             ErrorImpl::Cap(ref err) => err.description(),
[INFO] [stderr]     |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `stijl` (lib) generated 13 warnings
[INFO] [stderr] warning: `stijl` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stijl-79940cfc24849e25)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stijl
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 40) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 81) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8301c0d5eab6582c8f50ad4ce3b471559614119f435d679701c0fba0f3afffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8301c0d5eab6582c8f50ad4ce3b471559614119f435d679701c0fba0f3afffc", kill_on_drop: false }`
[INFO] [stdout] b8301c0d5eab6582c8f50ad4ce3b471559614119f435d679701c0fba0f3afffc