[INFO] cloning repository https://github.com/mikeandike523/rust_snake_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikeandike523/rust_snake_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeandike523%2Frust_snake_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeandike523%2Frust_snake_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 835ced401ee1adeb083c13aeae4df9901ebad052
[INFO] building mikeandike523/rust_snake_2 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeandike523%2Frust_snake_2" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mikeandike523/rust_snake_2 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mikeandike523/rust_snake_2
[INFO] finished tweaking git repo https://github.com/mikeandike523/rust_snake_2
[INFO] tweaked toml for git repo https://github.com/mikeandike523/rust_snake_2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mikeandike523/rust_snake_2 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 348c2d0e1522dfaced0d65d441a1f18ae7bc1d0c7c5e8dfd6a42ebb7275f51f9
[INFO] running `Command { std: "docker" "start" "-a" "348c2d0e1522dfaced0d65d441a1f18ae7bc1d0c7c5e8dfd6a42ebb7275f51f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "348c2d0e1522dfaced0d65d441a1f18ae7bc1d0c7c5e8dfd6a42ebb7275f51f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "348c2d0e1522dfaced0d65d441a1f18ae7bc1d0c7c5e8dfd6a42ebb7275f51f9", kill_on_drop: false }`
[INFO] [stdout] 348c2d0e1522dfaced0d65d441a1f18ae7bc1d0c7c5e8dfd6a42ebb7275f51f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eab508f5ed6e2c5bd53c4b1a13d552bf374435a5b31544e7a2b07a64d380eb1d
[INFO] running `Command { std: "docker" "start" "-a" "eab508f5ed6e2c5bd53c4b1a13d552bf374435a5b31544e7a2b07a64d380eb1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rust_snake_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point2`
[INFO] [stdout]   --> src/application.rs:16:29
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::point::{IPoint2, Point2};
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::directions::*`
[INFO] [stdout]  --> src/appstate.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::directions::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point2`
[INFO] [stdout]  --> src/appstate.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::point::{IPoint2, Point2};
[INFO] [stdout]   |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Div`
[INFO] [stdout]  --> src/point.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Div;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/point.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/application.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let mut i = 0;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/application.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let mut i = 0;
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/grid.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for i in 0..num_pixels {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `diff` is never used
[INFO] [stdout]   --> src/point.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T: Copy + Add<Output=T> + Sub<Output=T> + Eq> Point2<T> {
[INFO] [stdout]    | ------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn diff(a: Point2<T>, b: Point2<T>) -> Point2<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `isKeyDown` should have a snake case name
[INFO] [stdout]   --> src/application.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn isKeyDown(event_pump: &EventPump, code: Scancode) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `is_key_down`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "eab508f5ed6e2c5bd53c4b1a13d552bf374435a5b31544e7a2b07a64d380eb1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab508f5ed6e2c5bd53c4b1a13d552bf374435a5b31544e7a2b07a64d380eb1d", kill_on_drop: false }`
[INFO] [stdout] eab508f5ed6e2c5bd53c4b1a13d552bf374435a5b31544e7a2b07a64d380eb1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c39d27986ab57d5c2695dd3a65450eec09add511baa4630ff68dc0213bf1285
[INFO] running `Command { std: "docker" "start" "-a" "8c39d27986ab57d5c2695dd3a65450eec09add511baa4630ff68dc0213bf1285", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_snake_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point2`
[INFO] [stdout]   --> src/application.rs:16:29
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::point::{IPoint2, Point2};
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::directions::*`
[INFO] [stdout]  --> src/appstate.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::directions::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Point2`
[INFO] [stdout]  --> src/appstate.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::point::{IPoint2, Point2};
[INFO] [stdout]   |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Div`
[INFO] [stdout]  --> src/point.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Div;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/point.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/application.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let mut i = 0;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/application.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let mut i = 0;
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/grid.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for i in 0..num_pixels {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `diff` is never used
[INFO] [stdout]   --> src/point.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T: Copy + Add<Output=T> + Sub<Output=T> + Eq> Point2<T> {
[INFO] [stdout]    | ------------------------------------------------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn diff(a: Point2<T>, b: Point2<T>) -> Point2<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `isKeyDown` should have a snake case name
[INFO] [stdout]   --> src/application.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn isKeyDown(event_pump: &EventPump, code: Scancode) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `is_key_down`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "8c39d27986ab57d5c2695dd3a65450eec09add511baa4630ff68dc0213bf1285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c39d27986ab57d5c2695dd3a65450eec09add511baa4630ff68dc0213bf1285", kill_on_drop: false }`
[INFO] [stdout] 8c39d27986ab57d5c2695dd3a65450eec09add511baa4630ff68dc0213bf1285