[INFO] cloning repository https://github.com/ivanbelenky/pixelrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivanbelenky/pixelrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanbelenky%2Fpixelrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanbelenky%2Fpixelrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 181a32d0dfc8b6bfae71b9525e40c65e7b7d70a8
[INFO] checking ivanbelenky/pixelrs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanbelenky%2Fpixelrs" "/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/ivanbelenky/pixelrs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ivanbelenky/pixelrs
[INFO] finished tweaking git repo https://github.com/ivanbelenky/pixelrs
[INFO] tweaked toml for git repo https://github.com/ivanbelenky/pixelrs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ivanbelenky/pixelrs 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de96101462161be773353ea9883afb082870415b20bd5c6ae2a56edb19f9fb41
[INFO] running `Command { std: "docker" "start" "-a" "de96101462161be773353ea9883afb082870415b20bd5c6ae2a56edb19f9fb41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de96101462161be773353ea9883afb082870415b20bd5c6ae2a56edb19f9fb41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de96101462161be773353ea9883afb082870415b20bd5c6ae2a56edb19f9fb41", kill_on_drop: false }`
[INFO] [stdout] de96101462161be773353ea9883afb082870415b20bd5c6ae2a56edb19f9fb41
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46ff9167b9b4adb41104cb4e34e35d7db2584237ac2dd4fe355211b85f7a9a7b
[INFO] running `Command { std: "docker" "start" "-a" "46ff9167b9b4adb41104cb4e34e35d7db2584237ac2dd4fe355211b85f7a9a7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking pixelrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ClearType`, `Clear`
[INFO] [stdout]  --> src/screen.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm::terminal::{self as terminal, Clear, ClearType};
[INFO] [stdout]   |                                             ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MIN_HEIGHT`, `MIN_WIDTH`
[INFO] [stdout]  --> src/screen.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::constants::{MIN_WIDTH, MIN_HEIGHT, EMPTY_TERM_CHAR};
[INFO] [stdout]   |                        ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/screen.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{stdout, Write};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ClearType`, `Clear`
[INFO] [stdout]  --> src/screen.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm::terminal::{self as terminal, Clear, ClearType};
[INFO] [stdout]   |                                             ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MIN_HEIGHT`, `MIN_WIDTH`
[INFO] [stdout]  --> src/screen.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::constants::{MIN_WIDTH, MIN_HEIGHT, EMPTY_TERM_CHAR};
[INFO] [stdout]   |                        ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/screen.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{stdout, Write};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/draw_term.rs:252:21
[INFO] [stdout]     |
[INFO] [stdout] 252 |                     _ => {}
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/draw_term.rs:260:35
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/draw_term.rs:260:47
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/screen.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Pixel {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(color: Color) -> Pixel {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `width`, and `height` are never read
[INFO] [stdout]    --> src/screen.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Layer {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 108 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 109 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 110 |     pub height: u16,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remove_item`, `redraw`, and `get_filled_indexes` are never used
[INFO] [stdout]    --> src/screen.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Layer {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn remove_item(&mut self, item: Option<&Item>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn redraw(&mut self, term: &mut Stdout) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn get_filled_indexes(&self) -> Vec<(i16, i16)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `width` is never read
[INFO] [stdout]    --> src/screen.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub struct Screen {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 151 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_layer`, `redraw`, `first_filled_layer_at_index`, `first_item_at_index`, and `index_is_empty` are never used
[INFO] [stdout]    --> src/screen.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl Screen {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn add_layer(&mut self, layer: Layer) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn redraw(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn first_filled_layer_at_index(&self, index: &(u16, u16)) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     fn first_item_at_index(&self, index: (u16, u16)) -> Option<&Item> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn index_is_empty(&self, &index: &(u16, u16)) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_WIDTH` is never used
[INFO] [stdout]  --> src/constants.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MIN_WIDTH: u16 = 72;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_HEIGHT` is never used
[INFO] [stdout]  --> src/constants.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const MIN_HEIGHT: u16 = 30;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/draw_term.rs:252:21
[INFO] [stdout]     |
[INFO] [stdout] 252 |                     _ => {}
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/draw_term.rs:260:35
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/draw_term.rs:260:47
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/screen.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Pixel {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(color: Color) -> Pixel {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `width`, and `height` are never read
[INFO] [stdout]    --> src/screen.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Layer {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 108 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 109 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 110 |     pub height: u16,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remove_item`, `redraw`, and `get_filled_indexes` are never used
[INFO] [stdout]    --> src/screen.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Layer {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn remove_item(&mut self, item: Option<&Item>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn redraw(&mut self, term: &mut Stdout) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn get_filled_indexes(&self) -> Vec<(i16, i16)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `width` is never read
[INFO] [stdout]    --> src/screen.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub struct Screen {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 151 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_layer`, `redraw`, `first_filled_layer_at_index`, `first_item_at_index`, and `index_is_empty` are never used
[INFO] [stdout]    --> src/screen.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl Screen {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn add_layer(&mut self, layer: Layer) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn redraw(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn first_filled_layer_at_index(&self, index: &(u16, u16)) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     fn first_item_at_index(&self, index: (u16, u16)) -> Option<&Item> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn index_is_empty(&self, &index: &(u16, u16)) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_WIDTH` is never used
[INFO] [stdout]  --> src/constants.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MIN_WIDTH: u16 = 72;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_HEIGHT` is never used
[INFO] [stdout]  --> src/constants.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const MIN_HEIGHT: u16 = 30;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "46ff9167b9b4adb41104cb4e34e35d7db2584237ac2dd4fe355211b85f7a9a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46ff9167b9b4adb41104cb4e34e35d7db2584237ac2dd4fe355211b85f7a9a7b", kill_on_drop: false }`
[INFO] [stdout] 46ff9167b9b4adb41104cb4e34e35d7db2584237ac2dd4fe355211b85f7a9a7b
[INFO] checking ivanbelenky/pixelrs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanbelenky%2Fpixelrs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivanbelenky/pixelrs on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ivanbelenky/pixelrs
[INFO] finished tweaking git repo https://github.com/ivanbelenky/pixelrs
[INFO] tweaked toml for git repo https://github.com/ivanbelenky/pixelrs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ivanbelenky/pixelrs 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fcaf4218e53f06c8611ecbeadce383c15f31f927d954853c80dff5ac9aa8eda
[INFO] running `Command { std: "docker" "start" "-a" "6fcaf4218e53f06c8611ecbeadce383c15f31f927d954853c80dff5ac9aa8eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fcaf4218e53f06c8611ecbeadce383c15f31f927d954853c80dff5ac9aa8eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fcaf4218e53f06c8611ecbeadce383c15f31f927d954853c80dff5ac9aa8eda", kill_on_drop: false }`
[INFO] [stdout] 6fcaf4218e53f06c8611ecbeadce383c15f31f927d954853c80dff5ac9aa8eda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d57993d83b8d9cb62b7ab27cb742c7848440975bb8684304963d6f54af26da7
[INFO] running `Command { std: "docker" "start" "-a" "3d57993d83b8d9cb62b7ab27cb742c7848440975bb8684304963d6f54af26da7", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking pixelrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ClearType`, `Clear`
[INFO] [stdout]  --> src/screen.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm::terminal::{self as terminal, Clear, ClearType};
[INFO] [stdout]   |                                             ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MIN_HEIGHT`, `MIN_WIDTH`
[INFO] [stdout]  --> src/screen.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::constants::{MIN_WIDTH, MIN_HEIGHT, EMPTY_TERM_CHAR};
[INFO] [stdout]   |                        ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/screen.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{stdout, Write};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ClearType`, `Clear`
[INFO] [stdout]  --> src/screen.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crossterm::terminal::{self as terminal, Clear, ClearType};
[INFO] [stdout]   |                                             ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MIN_HEIGHT`, `MIN_WIDTH`
[INFO] [stdout]  --> src/screen.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::constants::{MIN_WIDTH, MIN_HEIGHT, EMPTY_TERM_CHAR};
[INFO] [stdout]   |                        ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/screen.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{stdout, Write};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/draw_term.rs:252:21
[INFO] [stdout]     |
[INFO] [stdout] 252 |                     _ => {}
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/draw_term.rs:252:21
[INFO] [stdout]     |
[INFO] [stdout] 252 |                     _ => {}
[INFO] [stdout]     |                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/draw_term.rs:260:35
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/draw_term.rs:260:35
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/draw_term.rs:260:47
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/draw_term.rs:260:47
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn on_resize_event(&mut self, width: u16, height: u16) -> bool {
[INFO] [stdout]     |                                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/screen.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Pixel {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(color: Color) -> Pixel {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/screen.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Pixel {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 14 |     pub fn new(color: Color) -> Pixel {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `width`, and `height` are never read
[INFO] [stdout]    --> src/screen.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Layer {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 108 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 109 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 110 |     pub height: u16,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remove_item`, `redraw`, and `get_filled_indexes` are never used
[INFO] [stdout]    --> src/screen.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Layer {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn remove_item(&mut self, item: Option<&Item>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn redraw(&mut self, term: &mut Stdout) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn get_filled_indexes(&self) -> Vec<(i16, i16)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `width` is never read
[INFO] [stdout]    --> src/screen.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub struct Screen {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 151 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_layer`, `redraw`, `first_filled_layer_at_index`, `first_item_at_index`, and `index_is_empty` are never used
[INFO] [stdout]    --> src/screen.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl Screen {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn add_layer(&mut self, layer: Layer) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn redraw(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn first_filled_layer_at_index(&self, index: &(u16, u16)) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     fn first_item_at_index(&self, index: (u16, u16)) -> Option<&Item> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn index_is_empty(&self, &index: &(u16, u16)) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_WIDTH` is never used
[INFO] [stdout]  --> src/constants.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MIN_WIDTH: u16 = 72;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_HEIGHT` is never used
[INFO] [stdout]  --> src/constants.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const MIN_HEIGHT: u16 = 30;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `width`, and `height` are never read
[INFO] [stdout]    --> src/screen.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct Layer {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 108 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 109 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 110 |     pub height: u16,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remove_item`, `redraw`, and `get_filled_indexes` are never used
[INFO] [stdout]    --> src/screen.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Layer {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn remove_item(&mut self, item: Option<&Item>) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn redraw(&mut self, term: &mut Stdout) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub fn get_filled_indexes(&self) -> Vec<(i16, i16)> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `width` is never read
[INFO] [stdout]    --> src/screen.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub struct Screen {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 151 |     pub width: u16,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_layer`, `redraw`, `first_filled_layer_at_index`, `first_item_at_index`, and `index_is_empty` are never used
[INFO] [stdout]    --> src/screen.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 157 | impl Screen {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn add_layer(&mut self, layer: Layer) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     fn redraw(&mut self) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn first_filled_layer_at_index(&self, index: &(u16, u16)) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 180 |     fn first_item_at_index(&self, index: (u16, u16)) -> Option<&Item> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn index_is_empty(&self, &index: &(u16, u16)) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_WIDTH` is never used
[INFO] [stdout]  --> src/constants.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MIN_WIDTH: u16 = 72;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_HEIGHT` is never used
[INFO] [stdout]  --> src/constants.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub const MIN_HEIGHT: u16 = 30;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "3d57993d83b8d9cb62b7ab27cb742c7848440975bb8684304963d6f54af26da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d57993d83b8d9cb62b7ab27cb742c7848440975bb8684304963d6f54af26da7", kill_on_drop: false }`
[INFO] [stdout] 3d57993d83b8d9cb62b7ab27cb742c7848440975bb8684304963d6f54af26da7