[INFO] cloning repository https://github.com/dvincelli/the-naturs-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dvincelli/the-naturs-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvincelli%2Fthe-naturs-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvincelli%2Fthe-naturs-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43b4a1dfcfdb287b4b18cbd26c50fd4d0f4103ce
[INFO] checking dvincelli/the-naturs-of-code against master#18a029cfe8e761533634bda8fe8a14e30280a21b for pr-139646
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvincelli%2Fthe-naturs-of-code" "/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/dvincelli/the-naturs-of-code on toolchain 18a029cfe8e761533634bda8fe8a14e30280a21b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dvincelli/the-naturs-of-code
[INFO] finished tweaking git repo https://github.com/dvincelli/the-naturs-of-code
[INFO] tweaked toml for git repo https://github.com/dvincelli/the-naturs-of-code written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dvincelli/the-naturs-of-code 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" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "fetch" "--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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c495e223505a00822f8c0300ec08ede1b99e29be1b07a34582fe4fa358b2b8bd
[INFO] running `Command { std: "docker" "start" "-a" "c495e223505a00822f8c0300ec08ede1b99e29be1b07a34582fe4fa358b2b8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c495e223505a00822f8c0300ec08ede1b99e29be1b07a34582fe4fa358b2b8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c495e223505a00822f8c0300ec08ede1b99e29be1b07a34582fe4fa358b2b8bd", kill_on_drop: false }`
[INFO] [stdout] c495e223505a00822f8c0300ec08ede1b99e29be1b07a34582fe4fa358b2b8bd
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+18a029cfe8e761533634bda8fe8a14e30280a21b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96e816bcac3e6c8e28d65ab24203667096042acd303c58d8bd95fd1aef6e0226
[INFO] running `Command { std: "docker" "start" "-a" "96e816bcac3e6c8e28d65ab24203667096042acd303c58d8bd95fd1aef6e0226", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking c_vec v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking the-naturs-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `dragMagnitude` should have a snake case name
[INFO] [stdout]   --> src/liquid.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let dragMagnitude = self.drag_coef * speed.powi(2);
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `drag_magnitude`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dragMagnitude` should have a snake case name
[INFO] [stdout]   --> src/liquid.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let dragMagnitude = self.drag_coef * speed.powi(2);
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `drag_magnitude`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_time`
[INFO] [stdout]   --> src/bin/fluid-resistance/main.rs:53:26
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn update(&mut self, delta_time: u32) {
[INFO] [stdout]    |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_time`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_time`
[INFO] [stdout]   --> src/bin/fluid-resistance/main.rs:53:26
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn update(&mut self, delta_time: u32) {
[INFO] [stdout]    |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_time`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/fluid-resistance/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         self.liquid.display(canvas);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = self.liquid.display(canvas);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/fluid-resistance/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         self.liquid.display(canvas);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = self.liquid.display(canvas);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "96e816bcac3e6c8e28d65ab24203667096042acd303c58d8bd95fd1aef6e0226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e816bcac3e6c8e28d65ab24203667096042acd303c58d8bd95fd1aef6e0226", kill_on_drop: false }`
[INFO] [stdout] 96e816bcac3e6c8e28d65ab24203667096042acd303c58d8bd95fd1aef6e0226