[INFO] cloning repository https://github.com/tsokiyZan/2D-Ball-simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tsokiyZan/2D-Ball-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtsokiyZan%2F2D-Ball-simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtsokiyZan%2F2D-Ball-simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc33d59eb64df5e549d9162d9180088d85407add
[INFO] checking tsokiyZan/2D-Ball-simulation/bc33d59eb64df5e549d9162d9180088d85407add against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtsokiyZan%2F2D-Ball-simulation" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tsokiyZan/2D-Ball-simulation
[INFO] finished tweaking git repo https://github.com/tsokiyZan/2D-Ball-simulation
[INFO] tweaked toml for git repo https://github.com/tsokiyZan/2D-Ball-simulation written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tsokiyZan/2D-Ball-simulation on toolchain 568b11762723b001bfa693d0f21c5dad01d4e813
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tsokiyZan/2D-Ball-simulation 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" "+568b11762723b001bfa693d0f21c5dad01d4e813" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-egl v0.29.5
[INFO] [stderr]   Downloaded rusttype v0.9.3
[INFO] [stderr]   Downloaded owned_ttf_parser v0.15.2
[INFO] [stderr]   Downloaded earcutr v0.2.0
[INFO] [stderr]   Downloaded speedy2d v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52db5c130ce5aafbca90e96522c0627d4f9b0f16caa86d06ee4fb13b83c78209
[INFO] running `Command { std: "docker" "start" "-a" "52db5c130ce5aafbca90e96522c0627d4f9b0f16caa86d06ee4fb13b83c78209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52db5c130ce5aafbca90e96522c0627d4f9b0f16caa86d06ee4fb13b83c78209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52db5c130ce5aafbca90e96522c0627d4f9b0f16caa86d06ee4fb13b83c78209", kill_on_drop: false }`
[INFO] [stdout] 52db5c130ce5aafbca90e96522c0627d4f9b0f16caa86d06ee4fb13b83c78209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+568b11762723b001bfa693d0f21c5dad01d4e813" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0dc62c388e59692b553860571d9417a44d5287229e6d4a277a1c038f7744aab
[INFO] running `Command { std: "docker" "start" "-a" "f0dc62c388e59692b553860571d9417a44d5287229e6d4a277a1c038f7744aab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling xml-rs v0.8.27
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.4
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking xcursor v0.3.10
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.10
[INFO] [stderr]     Checking earcutr v0.2.0
[INFO] [stderr]     Checking glow v0.7.2
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.8
[INFO] [stderr]     Checking owned_ttf_parser v0.15.2
[INFO] [stderr]     Checking rusttype v0.9.3
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking wayland-egl v0.29.5
[INFO] [stderr]     Checking glutin v0.28.0
[INFO] [stderr]     Checking speedy2d v2.1.0
[INFO] [stderr]     Checking physics-sim-ball2d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/main.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let window = Window::new_centered("Title", (640, 480)).unwrap();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mass` is never read
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Object {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 17 |     mass: f32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/main.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let window = Window::new_centered("Title", (640, 480)).unwrap();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mass` is never read
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Object {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 17 |     mass: f32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.50s
[INFO] running `Command { std: "docker" "inspect" "f0dc62c388e59692b553860571d9417a44d5287229e6d4a277a1c038f7744aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0dc62c388e59692b553860571d9417a44d5287229e6d4a277a1c038f7744aab", kill_on_drop: false }`
[INFO] [stdout] f0dc62c388e59692b553860571d9417a44d5287229e6d4a277a1c038f7744aab