[INFO] fetching crate stijl 0.5.2...
[INFO] testing stijl-0.5.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate stijl 0.5.2 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate stijl 0.5.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-35/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0eccdeb5f177eee77e149f78e827801244bb96907df0305623772e6e8a10c7fd
[INFO] running `Command { std: "docker" "start" "-a" "0eccdeb5f177eee77e149f78e827801244bb96907df0305623772e6e8a10c7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eccdeb5f177eee77e149f78e827801244bb96907df0305623772e6e8a10c7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eccdeb5f177eee77e149f78e827801244bb96907df0305623772e6e8a10c7fd", kill_on_drop: false }`
[INFO] [stdout] 0eccdeb5f177eee77e149f78e827801244bb96907df0305623772e6e8a10c7fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35521e466392bcdf158a8be0a7d197cfa6c616ceaa347486053382bfc3ac23b1
[INFO] running `Command { std: "docker" "start" "-a" "35521e466392bcdf158a8be0a7d197cfa6c616ceaa347486053382bfc3ac23b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v0.2.11
[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/buf.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout]    |                                        ^^^^^^ help: use `dyn`: `dyn Stream`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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] 
[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 1.72s
[INFO] running `Command { std: "docker" "inspect" "35521e466392bcdf158a8be0a7d197cfa6c616ceaa347486053382bfc3ac23b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35521e466392bcdf158a8be0a7d197cfa6c616ceaa347486053382bfc3ac23b1", kill_on_drop: false }`
[INFO] [stdout] 35521e466392bcdf158a8be0a7d197cfa6c616ceaa347486053382bfc3ac23b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 187576d278ed0daa9c6d5992dc075b34b690eb411e155032dde5d754a65b5cd2
[INFO] running `Command { std: "docker" "start" "-a" "187576d278ed0daa9c6d5992dc075b34b690eb411e155032dde5d754a65b5cd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling stijl v0.5.2 (/opt/rustwide/workdir)
[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]    |                                        ^^^^^^ help: use `dyn`: `dyn Stream`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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] 
[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/buf.rs:33:40
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn playback(&self, other: &mut Stream) -> Result<()> {
[INFO] [stdout]    |                                        ^^^^^^ help: use `dyn`: `dyn Stream`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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] 
[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 19.81s
[INFO] running `Command { std: "docker" "inspect" "187576d278ed0daa9c6d5992dc075b34b690eb411e155032dde5d754a65b5cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187576d278ed0daa9c6d5992dc075b34b690eb411e155032dde5d754a65b5cd2", kill_on_drop: false }`
[INFO] [stdout] 187576d278ed0daa9c6d5992dc075b34b690eb411e155032dde5d754a65b5cd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4007a1e5fba47db9f0b87f20ac495bcc73d4ad075e3b48b1509de323dceb8f9d
[INFO] running `Command { std: "docker" "start" "-a" "4007a1e5fba47db9f0b87f20ac495bcc73d4ad075e3b48b1509de323dceb8f9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]    |                                        ^^^^^^ help: use `dyn`: `dyn Stream`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]    |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CLIStream + 'a`
[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] 
[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]     |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn LockableStream`
[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] 
[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]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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] 
[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-819e71f5366e5739)
[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 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4007a1e5fba47db9f0b87f20ac495bcc73d4ad075e3b48b1509de323dceb8f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4007a1e5fba47db9f0b87f20ac495bcc73d4ad075e3b48b1509de323dceb8f9d", kill_on_drop: false }`
[INFO] [stdout] 4007a1e5fba47db9f0b87f20ac495bcc73d4ad075e3b48b1509de323dceb8f9d