[INFO] cloning repository https://github.com/tene/ripple
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tene/ripple" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftene%2Fripple", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftene%2Fripple'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15708a01e795614658e7ac12571e09c32d1e5f65
[INFO] checking tene/ripple against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftene%2Fripple" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tene/ripple on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tene/ripple
[INFO] finished tweaking git repo https://github.com/tene/ripple
[INFO] tweaked toml for git repo https://github.com/tene/ripple written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tene/ripple 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.7.0
[INFO] [stderr]   Downloaded tui v0.15.0
[INFO] [stderr]   Downloaded crossterm v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af4964defe90691db43e3a445589bb8de58fac0f8b44eae1513052de99cf95fb
[INFO] running `Command { std: "docker" "start" "-a" "af4964defe90691db43e3a445589bb8de58fac0f8b44eae1513052de99cf95fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af4964defe90691db43e3a445589bb8de58fac0f8b44eae1513052de99cf95fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4964defe90691db43e3a445589bb8de58fac0f8b44eae1513052de99cf95fb", kill_on_drop: false }`
[INFO] [stdout] af4964defe90691db43e3a445589bb8de58fac0f8b44eae1513052de99cf95fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11693e1504a6cae78b235cf815155114d77d0a1675af1a8d349d3b3bca505b2b
[INFO] running `Command { std: "docker" "start" "-a" "11693e1504a6cae78b235cf815155114d77d0a1675af1a8d349d3b3bca505b2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking tui v0.15.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]     Checking tokio v1.6.1
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking ripple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `select`
[INFO] [stdout]  --> src/lib.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{future::FutureExt, select, StreamExt, TryStreamExt};
[INFO] [stdout]   |                                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cursor::position` and `size`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     cursor::position,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |         disable_raw_mode, enable_raw_mode, size, DisableLineWrap, EnableLineWrap,
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `select`
[INFO] [stdout]  --> src/lib.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{future::FutureExt, select, StreamExt, TryStreamExt};
[INFO] [stdout]   |                                  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cursor::position` and `size`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     cursor::position,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |         disable_raw_mode, enable_raw_mode, size, DisableLineWrap, EnableLineWrap,
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryStreamExt`
[INFO] [stdout]  --> src/lib.rs:7:53
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{future::FutureExt, select, StreamExt, TryStreamExt};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `future::FutureExt`
[INFO] [stdout]  --> src/lib.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{future::FutureExt, select, StreamExt, TryStreamExt};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryStreamExt`
[INFO] [stdout]  --> src/lib.rs:7:53
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{future::FutureExt, select, StreamExt, TryStreamExt};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `future::FutureExt`
[INFO] [stdout]  --> src/lib.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{future::FutureExt, select, StreamExt, TryStreamExt};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]   --> src/lib.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn render(self, area: tui::layout::Rect, buf: &mut tui::buffer::Buffer) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/lib.rs:46:46
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn render(self, area: tui::layout::Rect, buf: &mut tui::buffer::Buffer) {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]   --> src/lib.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn render(self, area: tui::layout::Rect, buf: &mut tui::buffer::Buffer) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/lib.rs:46:46
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn render(self, area: tui::layout::Rect, buf: &mut tui::buffer::Buffer) {
[INFO] [stdout]    |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input` is never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 39 |     input: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input` is never read
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 39 |     input: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 self.tx.send(Event::Quit).await;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 let _ = self.tx.send(Event::Quit).await;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:155:17
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 self.tx.send(Event::Quit).await;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 let _ = self.tx.send(Event::Quit).await;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "11693e1504a6cae78b235cf815155114d77d0a1675af1a8d349d3b3bca505b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11693e1504a6cae78b235cf815155114d77d0a1675af1a8d349d3b3bca505b2b", kill_on_drop: false }`
[INFO] [stdout] 11693e1504a6cae78b235cf815155114d77d0a1675af1a8d349d3b3bca505b2b