[INFO] cloning repository https://github.com/FrancescoDeSimone/sorting_visualizer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrancescoDeSimone/sorting_visualizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrancescoDeSimone%2Fsorting_visualizer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrancescoDeSimone%2Fsorting_visualizer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 80b7d826d1195dab4d802dc44d4ad83a1bd0dd0c [INFO] checking FrancescoDeSimone/sorting_visualizer against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrancescoDeSimone%2Fsorting_visualizer" "/workspace/builds/worker-102/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FrancescoDeSimone/sorting_visualizer on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FrancescoDeSimone/sorting_visualizer [INFO] finished tweaking git repo https://github.com/FrancescoDeSimone/sorting_visualizer [INFO] tweaked toml for git repo https://github.com/FrancescoDeSimone/sorting_visualizer written to /workspace/builds/worker-102/source/Cargo.toml [INFO] crate git repo https://github.com/FrancescoDeSimone/sorting_visualizer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2301b8173c028931e56395f82219338902fa1e83c7e46763bd2b4c62529e4f90 [INFO] running `Command { std: "docker" "start" "-a" "2301b8173c028931e56395f82219338902fa1e83c7e46763bd2b4c62529e4f90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2301b8173c028931e56395f82219338902fa1e83c7e46763bd2b4c62529e4f90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2301b8173c028931e56395f82219338902fa1e83c7e46763bd2b4c62529e4f90", kill_on_drop: false }` [INFO] [stdout] 2301b8173c028931e56395f82219338902fa1e83c7e46763bd2b4c62529e4f90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60e11ac2736459c84a5d51cd16a74f9c676c598f96955eddb916ed88050e3127 [INFO] running `Command { std: "docker" "start" "-a" "60e11ac2736459c84a5d51cd16a74f9c676c598f96955eddb916ed88050e3127", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking genawaiter-macro v0.99.1 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tui v0.16.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling syn-mid v0.5.3 [INFO] [stderr] Compiling genawaiter-proc-macro v0.99.1 [INFO] [stderr] Checking genawaiter v0.99.1 [INFO] [stderr] Checking sorting-visualizer-cli v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0004]: non-exhaustive patterns: `&_` not covered [INFO] [stdout] --> src/main.rs:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | match self.items.items[self.items.state.selected().unwrap()].0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern `&_` not covered [INFO] [stdout] | [INFO] [stdout] = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms [INFO] [stdout] = note: the matched value is of type `&str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `co` [INFO] [stdout] --> src/main.rs:65:29 [INFO] [stdout] | [INFO] [stdout] 65 | Gen::new_boxed(|mut co| { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_co` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0004]: non-exhaustive patterns: `&_` not covered [INFO] [stdout] --> src/main.rs:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | match self.items.items[self.items.state.selected().unwrap()].0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern `&_` not covered [INFO] [stdout] | [INFO] [stdout] = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms [INFO] [stdout] = note: the matched value is of type `&str` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `co` [INFO] [stdout] --> src/main.rs:65:29 [INFO] [stdout] | [INFO] [stdout] 65 | Gen::new_boxed(|mut co| { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_co` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:65:25 [INFO] [stdout] | [INFO] [stdout] 65 | Gen::new_boxed(|mut co| { [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:65:25 [INFO] [stdout] | [INFO] [stdout] 65 | Gen::new_boxed(|mut co| { [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] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0004`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sorting-visualizer-cli` due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0004`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "60e11ac2736459c84a5d51cd16a74f9c676c598f96955eddb916ed88050e3127", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60e11ac2736459c84a5d51cd16a74f9c676c598f96955eddb916ed88050e3127", kill_on_drop: false }` [INFO] [stdout] 60e11ac2736459c84a5d51cd16a74f9c676c598f96955eddb916ed88050e3127