[INFO] cloning repository https://github.com/data-pup/pxl-pond
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/data-pup/pxl-pond" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdata-pup%2Fpxl-pond", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdata-pup%2Fpxl-pond'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd83981aa3db17824f4e4042ab443175400519ce
[INFO] checking data-pup/pxl-pond against master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdata-pup%2Fpxl-pond" "/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/data-pup/pxl-pond on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/data-pup/pxl-pond
[INFO] finished tweaking git repo https://github.com/data-pup/pxl-pond
[INFO] tweaked toml for git repo https://github.com/data-pup/pxl-pond written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/data-pup/pxl-pond 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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b17956cf6c9477c694b2f18d467744f051916a26e9abeac7c4e79c7079a1f49
[INFO] running `Command { std: "docker" "start" "-a" "6b17956cf6c9477c694b2f18d467744f051916a26e9abeac7c4e79c7079a1f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b17956cf6c9477c694b2f18d467744f051916a26e9abeac7c4e79c7079a1f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b17956cf6c9477c694b2f18d467744f051916a26e9abeac7c4e79c7079a1f49", kill_on_drop: false }`
[INFO] [stdout] 6b17956cf6c9477c694b2f18d467744f051916a26e9abeac7c4e79c7079a1f49
[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" "-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 689d52a504eb7eb39c88ee8df6e51092653627ed1506e187e88d9a3ae13b9471
[INFO] running `Command { std: "docker" "start" "-a" "689d52a504eb7eb39c88ee8df6e51092653627ed1506e187e88d9a3ae13b9471", kill_on_drop: false }`
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[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking lazy_static v1.0.1
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[INFO] [stderr]    Compiling khronos_api v2.2.0
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:149:28
[INFO] [stdout]     |
[INFO] [stdout] 149 |             .for_each(|(_, mut droplet)| droplet.height = new_val);
[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: `pixel`
[INFO] [stdout]    --> src/main.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         for (pixel, droplet, coord) in izip!(pixels_iter, droplets_iter, coord_iter) {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `droplet`
[INFO] [stdout]    --> src/main.rs:214:21
[INFO] [stdout]     |
[INFO] [stdout] 214 |         for (pixel, droplet, coord) in izip!(pixels_iter, droplets_iter, coord_iter) {
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_droplet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOUCHED_TEMP` is never used
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const TOUCHED_TEMP: f32 = 0.0;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Droplet {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 39 |     height: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Droplet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `curr_x` and `curr_y` are never read
[INFO] [stdout]   --> src/main.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct Pond {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     curr_x: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 92 |     curr_y: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pond` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `release`, `update_epicenter`, `get_ripple_epicenter`, `index`, and `in_bounds` are never used
[INFO] [stdout]    --> src/main.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 95  | impl Pond {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn release(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn update_epicenter(&mut self, new_val: f32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn get_ripple_epicenter() -> impl Iterator<Item = Coordinate> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     fn index(x: usize, y: usize) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn in_bounds(x: usize, y: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:149:28
[INFO] [stdout]     |
[INFO] [stdout] 149 |             .for_each(|(_, mut droplet)| droplet.height = new_val);
[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: `pixel`
[INFO] [stdout]    --> src/main.rs:214:14
[INFO] [stdout]     |
[INFO] [stdout] 214 |         for (pixel, droplet, coord) in izip!(pixels_iter, droplets_iter, coord_iter) {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_pixel`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `droplet`
[INFO] [stdout]    --> src/main.rs:214:21
[INFO] [stdout]     |
[INFO] [stdout] 214 |         for (pixel, droplet, coord) in izip!(pixels_iter, droplets_iter, coord_iter) {
[INFO] [stdout]     |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_droplet`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TOUCHED_TEMP` is never used
[INFO] [stdout]   --> src/main.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | const TOUCHED_TEMP: f32 = 0.0;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Droplet {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 39 |     height: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Droplet` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `curr_x` and `curr_y` are never read
[INFO] [stdout]   --> src/main.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct Pond {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     curr_x: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 92 |     curr_y: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pond` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `release`, `update_epicenter`, `get_ripple_epicenter`, `index`, and `in_bounds` are never used
[INFO] [stdout]    --> src/main.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 95  | impl Pond {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     fn release(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     fn update_epicenter(&mut self, new_val: f32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn get_ripple_epicenter() -> impl Iterator<Item = Coordinate> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     fn index(x: usize, y: usize) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn in_bounds(x: usize, y: usize) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.99s
[INFO] running `Command { std: "docker" "inspect" "689d52a504eb7eb39c88ee8df6e51092653627ed1506e187e88d9a3ae13b9471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "689d52a504eb7eb39c88ee8df6e51092653627ed1506e187e88d9a3ae13b9471", kill_on_drop: false }`
[INFO] [stdout] 689d52a504eb7eb39c88ee8df6e51092653627ed1506e187e88d9a3ae13b9471
