[INFO] cloning repository https://github.com/utkarshkukreti/pipette
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/utkarshkukreti/pipette" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkarshkukreti%2Fpipette", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkarshkukreti%2Fpipette'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 868323ee9c6776157b798cd7582493020f963027
[INFO] checking utkarshkukreti/pipette against master#b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd for pr-155499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkarshkukreti%2Fpipette" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/utkarshkukreti/pipette
[INFO] finished tweaking git repo https://github.com/utkarshkukreti/pipette
[INFO] tweaked toml for git repo https://github.com/utkarshkukreti/pipette written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/utkarshkukreti/pipette on toolchain b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/utkarshkukreti/pipette already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c3f4fc0dec4ff4fd24377cbfcd29671020de521aaa5bb070c502188eecf6a83
[INFO] running `Command { std: "docker" "start" "-a" "1c3f4fc0dec4ff4fd24377cbfcd29671020de521aaa5bb070c502188eecf6a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c3f4fc0dec4ff4fd24377cbfcd29671020de521aaa5bb070c502188eecf6a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c3f4fc0dec4ff4fd24377cbfcd29671020de521aaa5bb070c502188eecf6a83", kill_on_drop: false }`
[INFO] [stdout] 1c3f4fc0dec4ff4fd24377cbfcd29671020de521aaa5bb070c502188eecf6a83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b2f1ccf524a3a4cf9c34545167cc23b659cf1cbd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba2444c2e71f8e4196ea4e49bd521215c245b85c378f347aa06260fc5b425cf7
[INFO] running `Command { std: "docker" "start" "-a" "ba2444c2e71f8e4196ea4e49bd521215c245b85c378f347aa06260fc5b425cf7", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking pipette v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find type `Chars` in module `io`
[INFO] [stdout]  --> src/reader.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: io::Chars<R>
[INFO] [stdout]   |                ^^^^^ not found in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 1 + use std::str::Chars;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Chars`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 4 -     inner: io::Chars<R>
[INFO] [stdout] 4 +     inner: Chars<R>
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `CharsError` in module `io`
[INFO] [stdout]   --> src/reader.rs:28:54
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn read(&mut self) -> Option<Result<Key, io::CharsError>> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/reader.rs:42:23
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     0 ... 31 => Other,
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         try!(write!(writer, "\x1b[?25l"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         try!(write!(writer, "\r\x1b[K> {}", prompt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         try!(write!(writer, "\x1b[{}A\x1b[{}G",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         try!(write!(writer, "\x1b[?25h"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             try!(write!(writer, "\n\r\x1b[K"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             try!(write!(writer, "{}", candidate.borrow()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 try!(write!(writer, "\x1b[37;41m"))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 try!(write!(writer, "\x1b[0m"))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(io)]
[INFO] [stdout]   |            ^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a feature with a similar name: `ip`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(io)]
[INFO] [stdout] 1 + #![feature(ip)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/pipette.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         Pipette {
[INFO] [stdout] 15 | |             reader: Reader::new(reader),
[INFO] [stdout] 16 | |             writer: writer,
[INFO] [stdout] 17 | |             candidates: candidates,
[INFO] [stdout] 18 | |             view: View::new()
[INFO] [stdout] 19 | |         }
[INFO] [stdout]    | |_________^ cannot infer type of the type parameter `R` declared on the struct `Pipette`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type must implement `std::io::Read`
[INFO] [stdout] note: required by a bound in `Pipette`
[INFO] [stdout]   --> src/pipette.rs:5:23
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Pipette<R: io::Read, W: io::Write> {
[INFO] [stdout]    |                       ^^^^^^^^ required by this bound in `Pipette`
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Pipette::<R, W> {
[INFO] [stdout]    |                ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for type parameter `R` in the current scope
[INFO] [stdout]   --> src/reader.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<R: io::Read> Reader<R> {
[INFO] [stdout]    |      - method `chars` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 24 |             inner: inner.chars()
[INFO] [stdout]    |                          ^^^^^ method not found in `R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Chars` in module `io`
[INFO] [stdout]  --> src/reader.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     inner: io::Chars<R>
[INFO] [stdout]   |                ^^^^^ not found in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 1 + use std::str::Chars;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Chars`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 4 -     inner: io::Chars<R>
[INFO] [stdout] 4 +     inner: Chars<R>
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `CharsError` in module `io`
[INFO] [stdout]   --> src/reader.rs:28:54
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn read(&mut self) -> Option<Result<Key, io::CharsError>> {
[INFO] [stdout]    |                                                      ^^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/reader.rs:42:23
[INFO] [stdout]    |
[INFO] [stdout] 42 |                     0 ... 31 => Other,
[INFO] [stdout]    |                       ^^^ help: use `..=` for an inclusive range
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         try!(write!(writer, "\x1b[?25l"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         try!(write!(writer, "\r\x1b[K> {}", prompt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         try!(write!(writer, "\x1b[{}A\x1b[{}G",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         try!(write!(writer, "\x1b[?25h"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             try!(write!(writer, "\n\r\x1b[K"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             try!(write!(writer, "{}", candidate.borrow()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 try!(write!(writer, "\x1b[37;41m"))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/view.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 try!(write!(writer, "\x1b[0m"))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(io)]
[INFO] [stdout]   |            ^^
[INFO] [stdout]   |
[INFO] [stdout] help: there is a feature with a similar name: `ip`
[INFO] [stdout]   |
[INFO] [stdout] 1 - #![feature(io)]
[INFO] [stdout] 1 + #![feature(ip)]
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0283, E0425, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> src/pipette.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         Pipette {
[INFO] [stdout] 15 | |             reader: Reader::new(reader),
[INFO] [stdout] 16 | |             writer: writer,
[INFO] [stdout] 17 | |             candidates: candidates,
[INFO] [stdout] 18 | |             view: View::new()
[INFO] [stdout] 19 | |         }
[INFO] [stdout]    | |_________^ cannot infer type of the type parameter `R` declared on the struct `Pipette`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type must implement `std::io::Read`
[INFO] [stdout] note: required by a bound in `Pipette`
[INFO] [stdout]   --> src/pipette.rs:5:23
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Pipette<R: io::Read, W: io::Write> {
[INFO] [stdout]    |                       ^^^^^^^^ required by this bound in `Pipette`
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Pipette::<R, W> {
[INFO] [stdout]    |                ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pipette` (bin "pipette" test) due to 5 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `chars` found for type parameter `R` in the current scope
[INFO] [stdout]   --> src/reader.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<R: io::Read> Reader<R> {
[INFO] [stdout]    |      - method `chars` not found for this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 24 |             inner: inner.chars()
[INFO] [stdout]    |                          ^^^^^ method not found in `R`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0283, E0425, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pipette` (bin "pipette") due to 5 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ba2444c2e71f8e4196ea4e49bd521215c245b85c378f347aa06260fc5b425cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba2444c2e71f8e4196ea4e49bd521215c245b85c378f347aa06260fc5b425cf7", kill_on_drop: false }`
[INFO] [stdout] ba2444c2e71f8e4196ea4e49bd521215c245b85c378f347aa06260fc5b425cf7
