[INFO] cloning repository https://github.com/pi-181/num-methods-lab4-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pi-181/num-methods-lab4-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpi-181%2Fnum-methods-lab4-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpi-181%2Fnum-methods-lab4-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2b9111bbecafc201631522b631992dc959be581
[INFO] checking pi-181/num-methods-lab4-rs against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpi-181%2Fnum-methods-lab4-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pi-181/num-methods-lab4-rs on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pi-181/num-methods-lab4-rs
[INFO] finished tweaking git repo https://github.com/pi-181/num-methods-lab4-rs
[INFO] tweaked toml for git repo https://github.com/pi-181/num-methods-lab4-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/pi-181/num-methods-lab4-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xcb v0.9.0
[INFO] [stderr]   Downloaded clipboard_macos v0.1.0
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.4.3
[INFO] [stderr]   Downloaded iced_futures v0.1.0
[INFO] [stderr]   Downloaded iced_native v0.2.0
[INFO] [stderr]   Downloaded rendy-memory v0.5.2
[INFO] [stderr]   Downloaded dodrio v0.1.0
[INFO] [stderr]   Downloaded wgpu-native v0.4.3
[INFO] [stderr]   Downloaded iced_web v0.2.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.4.0
[INFO] [stderr]   Downloaded gfx-auxil v0.1.0
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.4.5
[INFO] [stderr]   Downloaded glam v0.8.6
[INFO] [stderr]   Downloaded gfx-hal v0.4.1
[INFO] [stderr]   Downloaded guillotiere v0.4.4
[INFO] [stderr]   Downloaded window_clipboard v0.1.1
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.4.3
[INFO] [stderr]   Downloaded winit v0.22.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.4.4
[INFO] [stderr]   Downloaded core-video-sys v0.1.3
[INFO] [stderr]   Downloaded zerocopy v0.2.8
[INFO] [stderr]   Downloaded iced v0.1.0
[INFO] [stderr]   Downloaded wgpu v0.4.0
[INFO] [stderr]   Downloaded spirv_cross v0.16.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.1.4
[INFO] [stderr]   Downloaded iced_wgpu v0.2.0
[INFO] [stderr]   Downloaded svg_fmt v0.2.1
[INFO] [stderr]   Downloaded iced_style v0.1.0
[INFO] [stderr]   Downloaded clipboard_x11 v0.1.0
[INFO] [stderr]   Downloaded d3d12 v0.3.0
[INFO] [stderr]   Downloaded cocoa v0.20.0
[INFO] [stderr]   Downloaded meval v0.2.0
[INFO] [stderr]   Downloaded metal v0.18.0
[INFO] [stderr]   Downloaded rendy-descriptor v0.5.1
[INFO] [stderr]   Downloaded iced_core v0.2.0
[INFO] [stderr]   Downloaded clipboard_wayland v0.1.0
[INFO] [stderr]   Downloaded wgpu_glyph v0.7.0
[INFO] [stderr]   Downloaded smithay-clipboard v0.3.7
[INFO] [stderr]   Downloaded iced_winit v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4594b504acc7981a98b2133ab9e10a96b6175b673b2c6e0ea3710b4a43f1b32
[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" "f4594b504acc7981a98b2133ab9e10a96b6175b673b2c6e0ea3710b4a43f1b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4594b504acc7981a98b2133ab9e10a96b6175b673b2c6e0ea3710b4a43f1b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4594b504acc7981a98b2133ab9e10a96b6175b673b2c6e0ea3710b4a43f1b32", kill_on_drop: false }`
[INFO] [stdout] f4594b504acc7981a98b2133ab9e10a96b6175b673b2c6e0ea3710b4a43f1b32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e8736a1458dcd473d3d77b9bbff05ac1358b4ea0edb1aea1175e18e43c6fff1
[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" "4e8736a1458dcd473d3d77b9bbff05ac1358b4ea0edb1aea1175e18e43c6fff1", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking iced_core v0.2.0
[INFO] [stderr]     Checking instant v0.1.2
[INFO] [stderr]     Checking glam v0.8.6
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.7.1
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking euclid v0.20.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking x11 v2.18.2
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking iced_style v0.1.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking glyph_brush_layout v0.1.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking glyph_brush v0.6.3
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking euclid v0.19.9
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking guillotiere v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking clipboard_x11 v0.1.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.3
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking iced_futures v0.1.0
[INFO] [stderr]     Checking wgpu-native v0.4.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking iced_native v0.2.0
[INFO] [stderr]     Checking smithay-clipboard v0.3.7
[INFO] [stderr]     Checking winit v0.22.0
[INFO] [stderr]     Checking clipboard_wayland v0.1.0
[INFO] [stderr]     Checking window_clipboard v0.1.1
[INFO] [stderr]     Checking iced_winit v0.1.0
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking wgpu_glyph v0.7.0
[INFO] [stderr]     Checking iced_wgpu v0.2.0
[INFO] [stderr]     Checking iced v0.1.0
[INFO] [stderr]     Checking num-methods-lab4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "4e8736a1458dcd473d3d77b9bbff05ac1358b4ea0edb1aea1175e18e43c6fff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8736a1458dcd473d3d77b9bbff05ac1358b4ea0edb1aea1175e18e43c6fff1", kill_on_drop: false }`
[INFO] [stdout] 4e8736a1458dcd473d3d77b9bbff05ac1358b4ea0edb1aea1175e18e43c6fff1