[INFO] cloning repository https://github.com/okterakt/chipotto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/okterakt/chipotto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fokterakt%2Fchipotto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fokterakt%2Fchipotto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 354dbabf24bba6a72af17f12072e65c40cb4cb19
[INFO] checking okterakt/chipotto against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fokterakt%2Fchipotto" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/okterakt/chipotto on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/okterakt/chipotto
[INFO] finished tweaking git repo https://github.com/okterakt/chipotto
[INFO] tweaked toml for git repo https://github.com/okterakt/chipotto written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/okterakt/chipotto already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f82aa5dd7ef89f41b4d0304b37d5bd0634ec18894565bf80be0d8c713a551b4c
[INFO] running `Command { std: "docker" "start" "-a" "f82aa5dd7ef89f41b4d0304b37d5bd0634ec18894565bf80be0d8c713a551b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f82aa5dd7ef89f41b4d0304b37d5bd0634ec18894565bf80be0d8c713a551b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82aa5dd7ef89f41b4d0304b37d5bd0634ec18894565bf80be0d8c713a551b4c", kill_on_drop: false }`
[INFO] [stdout] f82aa5dd7ef89f41b4d0304b37d5bd0634ec18894565bf80be0d8c713a551b4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe23696ed4a049ca9484c021d5913a8defa6cb9135d892ca065cd0747a958650
[INFO] running `Command { std: "docker" "start" "-a" "fe23696ed4a049ca9484c021d5913a8defa6cb9135d892ca065cd0747a958650", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling minifb v0.18.0
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]     Checking chipotto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `paused`
[INFO] [stdout]  --> src/core/chip8.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     paused: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pause`
[INFO] [stdout]   --> src/core/chip8.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn pause() {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resume`
[INFO] [stdout]   --> src/core/chip8.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn resume() {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_changed`
[INFO] [stdout]   --> src/core/framebuffer.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn has_changed(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]   --> src/core/framebuffer.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn dump(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_exec_LdBVx` should have a snake case name
[INFO] [stdout]    --> src/core/cpu.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn test_exec_LdBVx() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_exec_ld_bvx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `paused`
[INFO] [stdout]  --> src/core/chip8.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     paused: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pause`
[INFO] [stdout]   --> src/core/chip8.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn pause() {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resume`
[INFO] [stdout]   --> src/core/chip8.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn resume() {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_changed`
[INFO] [stdout]   --> src/core/framebuffer.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn has_changed(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]   --> src/core/framebuffer.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn dump(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_byte`
[INFO] [stdout]   --> src/core/memory.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn read_byte(&self, address: u16) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_word`
[INFO] [stdout]   --> src/core/memory.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn write_word(&mut self, address: u16, word: u16) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.23s
[INFO] running `Command { std: "docker" "inspect" "fe23696ed4a049ca9484c021d5913a8defa6cb9135d892ca065cd0747a958650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe23696ed4a049ca9484c021d5913a8defa6cb9135d892ca065cd0747a958650", kill_on_drop: false }`
[INFO] [stdout] fe23696ed4a049ca9484c021d5913a8defa6cb9135d892ca065cd0747a958650