[INFO] fetching crate gradient_tui_fork 0.19.0... [INFO] testing gradient_tui_fork-0.19.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate gradient_tui_fork 0.19.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate gradient_tui_fork 0.19.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate gradient_tui_fork 0.19.0 [INFO] tweaked toml for crates.io crate gradient_tui_fork 0.19.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate gradient_tui_fork 0.19.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate gradient_tui_fork 0.19.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 785dd2f2812f9c78490988561b92fa75a1cf6898444c0861d3cc7869ad63a116 [INFO] running `Command { std: "docker" "start" "-a" "785dd2f2812f9c78490988561b92fa75a1cf6898444c0861d3cc7869ad63a116", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "785dd2f2812f9c78490988561b92fa75a1cf6898444c0861d3cc7869ad63a116", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "785dd2f2812f9c78490988561b92fa75a1cf6898444c0861d3cc7869ad63a116", kill_on_drop: false }` [INFO] [stdout] 785dd2f2812f9c78490988561b92fa75a1cf6898444c0861d3cc7869ad63a116 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71416e77e9cdd6b929a732d55f3867c2cc468c1b86140da8db4a0068a5c0905b [INFO] running `Command { std: "docker" "start" "-a" "71416e77e9cdd6b929a732d55f3867c2cc468c1b86140da8db4a0068a5c0905b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.8.5 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling signal-hook-mio v0.2.3 [INFO] [stderr] Compiling crossterm v0.25.0 [INFO] [stderr] Compiling gradient_tui_fork v0.19.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `gradient` [INFO] [stdout] --> src/lib.rs:175:7 [INFO] [stdout] | [INFO] [stdout] 175 | #[cfg(feature = "gradient")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `crossterm`, `default`, `serde`, and `termion` [INFO] [stdout] = help: consider adding `gradient` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/widgets/block.rs:155:15 [INFO] [stdout] | [INFO] [stdout] 155 | fn render(mut self, area: Rect, buf: &mut Buffer) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `width` and `height` are never used [INFO] [stdout] --> src/widgets/canvas/mod.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 41 | trait Grid: Debug { [INFO] [stdout] | ---- methods in this trait [INFO] [stdout] 42 | fn width(&self) -> u16; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 43 | fn height(&self) -> u16; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/terminal.rs:203:22 [INFO] [stdout] | [INFO] [stdout] 203 | pub fn get_frame(&mut self) -> Frame { [INFO] [stdout] | ^^^^^^^^^ -------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 203 | pub fn get_frame(&mut self) -> Frame<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/terminal.rs:254:20 [INFO] [stdout] | [INFO] [stdout] 254 | pub fn draw(&mut self, f: F) -> io::Result [INFO] [stdout] | ^^^^^^^^^ -------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 254 | pub fn draw(&mut self, f: F) -> io::Result> [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.80s [INFO] running `Command { std: "docker" "inspect" "71416e77e9cdd6b929a732d55f3867c2cc468c1b86140da8db4a0068a5c0905b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71416e77e9cdd6b929a732d55f3867c2cc468c1b86140da8db4a0068a5c0905b", kill_on_drop: false }` [INFO] [stdout] 71416e77e9cdd6b929a732d55f3867c2cc468c1b86140da8db4a0068a5c0905b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6aba54d31bc12744e337a08ba2c9663d9a251dadff65e702c3a37374ebba5a9c [INFO] running `Command { std: "docker" "start" "-a" "6aba54d31bc12744e337a08ba2c9663d9a251dadff65e702c3a37374ebba5a9c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling argh_shared v0.1.10 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stdout] warning: unexpected `cfg` condition value: `gradient` [INFO] [stdout] --> src/lib.rs:175:7 [INFO] [stdout] | [INFO] [stdout] 175 | #[cfg(feature = "gradient")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `crossterm`, `default`, `serde`, and `termion` [INFO] [stdout] = help: consider adding `gradient` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/widgets/block.rs:155:15 [INFO] [stdout] | [INFO] [stdout] 155 | fn render(mut self, area: Rect, buf: &mut Buffer) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `width` and `height` are never used [INFO] [stdout] --> src/widgets/canvas/mod.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 41 | trait Grid: Debug { [INFO] [stdout] | ---- methods in this trait [INFO] [stdout] 42 | fn width(&self) -> u16; [INFO] [stdout] | ^^^^^ [INFO] [stdout] 43 | fn height(&self) -> u16; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/terminal.rs:203:22 [INFO] [stdout] | [INFO] [stdout] 203 | pub fn get_frame(&mut self) -> Frame { [INFO] [stdout] | ^^^^^^^^^ -------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 203 | pub fn get_frame(&mut self) -> Frame<'_, B> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/terminal.rs:254:20 [INFO] [stdout] | [INFO] [stdout] 254 | pub fn draw(&mut self, f: F) -> io::Result [INFO] [stdout] | ^^^^^^^^^ -------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 254 | pub fn draw(&mut self, f: F) -> io::Result> [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling phf_shared v0.11.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling phf_generator v0.11.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6aba54d31bc12744e337a08ba2c9663d9a251dadff65e702c3a37374ebba5a9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aba54d31bc12744e337a08ba2c9663d9a251dadff65e702c3a37374ebba5a9c", kill_on_drop: false }` [INFO] [stdout] 6aba54d31bc12744e337a08ba2c9663d9a251dadff65e702c3a37374ebba5a9c