[INFO] cloning repository https://github.com/AlexG28/GravitySim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexG28/GravitySim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexG28%2FGravitySim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexG28%2FGravitySim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ee2cf647d96713857839a70ca454e39cd90f563
[INFO] checking AlexG28/GravitySim against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexG28%2FGravitySim" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexG28/GravitySim on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlexG28/GravitySim
[INFO] finished tweaking git repo https://github.com/AlexG28/GravitySim
[INFO] tweaked toml for git repo https://github.com/AlexG28/GravitySim written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexG28/GravitySim 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" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b236881b179c158ac55af30cbfb3592534bd052edb39635acec292155eb8f55b
[INFO] running `Command { std: "docker" "start" "-a" "b236881b179c158ac55af30cbfb3592534bd052edb39635acec292155eb8f55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b236881b179c158ac55af30cbfb3592534bd052edb39635acec292155eb8f55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b236881b179c158ac55af30cbfb3592534bd052edb39635acec292155eb8f55b", kill_on_drop: false }`
[INFO] [stdout] b236881b179c158ac55af30cbfb3592534bd052edb39635acec292155eb8f55b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1739ebb3269e441f688c3b65c46d61b2bbd4b77f39fb97674282aaa2861aa0e8
[INFO] running `Command { std: "docker" "start" "-a" "1739ebb3269e441f688c3b65c46d61b2bbd4b77f39fb97674282aaa2861aa0e8", kill_on_drop: false }`
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[INFO] [stderr]     Checking piston v0.53.1
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[INFO] [stderr]     Checking GravitySim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `G` is never used
[INFO] [stdout]   --> src/main.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const G: f64 = 0.000000000066743;
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/object.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Object {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 3 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MouseButton` should have a snake case name
[INFO] [stdout]    --> src/main.rs:138:31
[INFO] [stdout]     |
[INFO] [stdout] 138 |         if let &Button::Mouse(MouseButton) = args {
[INFO] [stdout]     |                               ^^^^^^^^^^^ help: convert the identifier to snake case: `mouse_button`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `G` is never used
[INFO] [stdout]   --> src/main.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const G: f64 = 0.000000000066743;
[INFO] [stdout]    |       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/object.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Object {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 3 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MouseButton` should have a snake case name
[INFO] [stdout]    --> src/main.rs:138:31
[INFO] [stdout]     |
[INFO] [stdout] 138 |         if let &Button::Mouse(MouseButton) = args {
[INFO] [stdout]     |                               ^^^^^^^^^^^ help: convert the identifier to snake case: `mouse_button`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.17s
[INFO] running `Command { std: "docker" "inspect" "1739ebb3269e441f688c3b65c46d61b2bbd4b77f39fb97674282aaa2861aa0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1739ebb3269e441f688c3b65c46d61b2bbd4b77f39fb97674282aaa2861aa0e8", kill_on_drop: false }`
[INFO] [stdout] 1739ebb3269e441f688c3b65c46d61b2bbd4b77f39fb97674282aaa2861aa0e8