[INFO] cloning repository https://github.com/loganintech/algo-visualizer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loganintech/algo-visualizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Falgo-visualizer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Falgo-visualizer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 04275709ef2cd81292852d4e8e8761760a337657 [INFO] checking loganintech/algo-visualizer against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Falgo-visualizer" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/loganintech/algo-visualizer on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/loganintech/algo-visualizer [INFO] finished tweaking git repo https://github.com/loganintech/algo-visualizer [INFO] tweaked toml for git repo https://github.com/loganintech/algo-visualizer written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/loganintech/algo-visualizer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05155e418c3a3046674489b79488dbe4e475920da939cbd8e796ea6a36bbdcc5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "05155e418c3a3046674489b79488dbe4e475920da939cbd8e796ea6a36bbdcc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05155e418c3a3046674489b79488dbe4e475920da939cbd8e796ea6a36bbdcc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05155e418c3a3046674489b79488dbe4e475920da939cbd8e796ea6a36bbdcc5", kill_on_drop: false }` [INFO] [stdout] 05155e418c3a3046674489b79488dbe4e475920da939cbd8e796ea6a36bbdcc5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 14cb757f163a1ac7bf3a7636cac9041b700dd39c7cd4bea88e0b112dda5dbd96 [INFO] running `Command { std: "docker" "start" "-a" "14cb757f163a1ac7bf3a7636cac9041b700dd39c7cd4bea88e0b112dda5dbd96", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling siphasher v0.3.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking x11-dl v2.18.5 [INFO] [stderr] Compiling glutin_glx_sys v0.1.6 [INFO] [stderr] Checking wayland-commons v0.21.13 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Checking rusttype v0.8.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking wayland-client v0.21.13 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Checking image v0.23.0 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Checking piston2d-graphics v0.36.0 [INFO] [stderr] Checking andrew v0.2.1 [INFO] [stderr] Checking wayland-protocols v0.21.13 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling palette v0.5.0 [INFO] [stderr] Checking smithay-client-toolkit v0.4.6 [INFO] [stderr] Checking piston2d-opengl_graphics v0.72.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling palette_derive v0.5.0 [INFO] [stderr] Checking winit v0.19.5 [INFO] [stderr] Checking glutin v0.21.2 [INFO] [stderr] Checking pistoncore-input v0.28.0 [INFO] [stderr] Checking pistoncore-window v0.44.0 [INFO] [stderr] Checking pistoncore-event_loop v0.49.0 [INFO] [stderr] Checking pistoncore-glutin_window v0.63.0 [INFO] [stderr] Checking piston v0.49.0 [INFO] [stderr] Checking algo-visualizer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(is_sorted)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(is_sorted)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Srgb` [INFO] [stdout] --> src/main.rs:4:39 [INFO] [stdout] | [INFO] [stdout] 4 | use palette::{Gradient, Hsv, LinSrgb, Srgb}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `bogo::BogoSort`, `insertion::InsertionSort`, `selection::SelectionSort` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | bogo::BogoSort, bubble::BubbleSort, insertion::InsertionSort, selection::SelectionSort, [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Srgb` [INFO] [stdout] --> src/main.rs:4:39 [INFO] [stdout] | [INFO] [stdout] 4 | use palette::{Gradient, Hsv, LinSrgb, Srgb}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `bogo::BogoSort`, `insertion::InsertionSort`, `selection::SelectionSort` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | bogo::BogoSort, bubble::BubbleSort, insertion::InsertionSort, selection::SelectionSort, [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [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 E0554`. [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 E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `algo-visualizer` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "14cb757f163a1ac7bf3a7636cac9041b700dd39c7cd4bea88e0b112dda5dbd96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14cb757f163a1ac7bf3a7636cac9041b700dd39c7cd4bea88e0b112dda5dbd96", kill_on_drop: false }` [INFO] [stdout] 14cb757f163a1ac7bf3a7636cac9041b700dd39c7cd4bea88e0b112dda5dbd96