[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 against try#b6bca0d7327839b5e3f7a7779947cb9113d08917+rustflags=-Zstrict-projection-item-bounds for 150662-leaf-spurious
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtsokiyZan%2F2D-Ball-simulation" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tsokiyZan/2D-Ball-simulation on toolchain b6bca0d7327839b5e3f7a7779947cb9113d08917
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "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" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44e92fa4e18f5b229d17e59f8f6fb8150bbeb226932e66081be03cfa0aeaf4be
[INFO] running `Command { std: "docker" "start" "-a" "44e92fa4e18f5b229d17e59f8f6fb8150bbeb226932e66081be03cfa0aeaf4be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44e92fa4e18f5b229d17e59f8f6fb8150bbeb226932e66081be03cfa0aeaf4be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e92fa4e18f5b229d17e59f8f6fb8150bbeb226932e66081be03cfa0aeaf4be", kill_on_drop: false }`
[INFO] [stdout] 44e92fa4e18f5b229d17e59f8f6fb8150bbeb226932e66081be03cfa0aeaf4be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Zstrict-projection-item-bounds" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3b2ee5d2ccb83f54a79cf0edf6cb8b878a69ea20e56435e70544d9a14ab036a
[INFO] running `Command { std: "docker" "start" "-a" "d3b2ee5d2ccb83f54a79cf0edf6cb8b878a69ea20e56435e70544d9a14ab036a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling xml-rs v0.8.27
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking libloading v0.8.8
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking xcursor v0.3.10
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[INFO] [stderr]    Compiling crc32fast v1.5.0
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[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
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[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
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[INFO] [stderr]     Checking earcutr v0.2.0
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[INFO] [stderr]     Checking rusttype v0.9.3
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking memmap2 v0.3.1
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[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking backtrace v0.3.75
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[INFO] [stderr]     Checking parking_lot v0.11.2
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[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking wayland-egl v0.29.5
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[INFO] [stderr]     Checking calloop v0.9.3
[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 48.12s
[INFO] running `Command { std: "docker" "inspect" "d3b2ee5d2ccb83f54a79cf0edf6cb8b878a69ea20e56435e70544d9a14ab036a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b2ee5d2ccb83f54a79cf0edf6cb8b878a69ea20e56435e70544d9a14ab036a", kill_on_drop: false }`
[INFO] [stdout] d3b2ee5d2ccb83f54a79cf0edf6cb8b878a69ea20e56435e70544d9a14ab036a