[INFO] cloning repository https://github.com/bsdb0y/Chip8emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bsdb0y/Chip8emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsdb0y%2FChip8emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsdb0y%2FChip8emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7311384f512ace325527d7c3b6fde06a526c1bb8
[INFO] checking bsdb0y/Chip8emu against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsdb0y%2FChip8emu" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bsdb0y/Chip8emu 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/bsdb0y/Chip8emu
[INFO] finished tweaking git repo https://github.com/bsdb0y/Chip8emu
[INFO] tweaked toml for git repo https://github.com/bsdb0y/Chip8emu written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bsdb0y/Chip8emu 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]     Updating git repository `https://github.com/rust-sdl2/rust-sdl2`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0c401aae65afc5a85c677bb4841016df5bac2360921812299a80072e93164d1b
[INFO] running `Command { std: "docker" "start" "-a" "0c401aae65afc5a85c677bb4841016df5bac2360921812299a80072e93164d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c401aae65afc5a85c677bb4841016df5bac2360921812299a80072e93164d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c401aae65afc5a85c677bb4841016df5bac2360921812299a80072e93164d1b", kill_on_drop: false }`
[INFO] [stdout] 0c401aae65afc5a85c677bb4841016df5bac2360921812299a80072e93164d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4964be1bfca61ebd57ab65a3db3c07f7d304f3eb66dda232cd8fb7cad42e0000
[INFO] running `Command { std: "docker" "start" "-a" "4964be1bfca61ebd57ab65a3db3c07f7d304f3eb66dda232cd8fb7cad42e0000", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling sdl2 v0.34.4 (https://github.com/rust-sdl2/rust-sdl2#fdd1552e)
[INFO] [stderr]    Compiling sdl2-sys v0.34.3 (https://github.com/rust-sdl2/rust-sdl2#fdd1552e)
[INFO] [stderr]     Checking rust-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `i`, `delay_timer`, `sound_timer`, and `pc` are never read
[INFO] [stdout]   --> src/chip8memory.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |  pub struct Chip8regs {
[INFO] [stdout]    |             --------- fields in this struct
[INFO] [stdout] 32 |     pub v: Vec<u8>,
[INFO] [stdout] 33 |     pub i: u16,
[INFO] [stdout]    |         ^
[INFO] [stdout] 34 |     pub delay_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 35 |     pub sound_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 36 |     pub pc: u16,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `chip8_keyboard_inbounds` is never used
[INFO] [stdout]   --> src/chip8keyboard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Chip8keyboard {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn chip8_keyboard_inbounds(key: u16) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `i`, `delay_timer`, `sound_timer`, and `pc` are never read
[INFO] [stdout]   --> src/chip8memory.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |  pub struct Chip8regs {
[INFO] [stdout]    |             --------- fields in this struct
[INFO] [stdout] 32 |     pub v: Vec<u8>,
[INFO] [stdout] 33 |     pub i: u16,
[INFO] [stdout]    |         ^
[INFO] [stdout] 34 |     pub delay_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 35 |     pub sound_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 36 |     pub pc: u16,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `chip8_keyboard_inbounds` is never used
[INFO] [stdout]   --> src/chip8keyboard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Chip8keyboard {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn chip8_keyboard_inbounds(key: u16) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "4964be1bfca61ebd57ab65a3db3c07f7d304f3eb66dda232cd8fb7cad42e0000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4964be1bfca61ebd57ab65a3db3c07f7d304f3eb66dda232cd8fb7cad42e0000", kill_on_drop: false }`
[INFO] [stdout] 4964be1bfca61ebd57ab65a3db3c07f7d304f3eb66dda232cd8fb7cad42e0000
[INFO] checking bsdb0y/Chip8emu against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsdb0y%2FChip8emu" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bsdb0y/Chip8emu 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/bsdb0y/Chip8emu
[INFO] finished tweaking git repo https://github.com/bsdb0y/Chip8emu
[INFO] tweaked toml for git repo https://github.com/bsdb0y/Chip8emu written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bsdb0y/Chip8emu 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5e827a792923f3a17678039d2dad1b930982a02fd7e4b6b13cd0c98293449e37
[INFO] running `Command { std: "docker" "start" "-a" "5e827a792923f3a17678039d2dad1b930982a02fd7e4b6b13cd0c98293449e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e827a792923f3a17678039d2dad1b930982a02fd7e4b6b13cd0c98293449e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e827a792923f3a17678039d2dad1b930982a02fd7e4b6b13cd0c98293449e37", kill_on_drop: false }`
[INFO] [stdout] 5e827a792923f3a17678039d2dad1b930982a02fd7e4b6b13cd0c98293449e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9652dbff4716522fa32abe82ac1ae34c065e5729cd100b73e42213f06e8d7825
[INFO] running `Command { std: "docker" "start" "-a" "9652dbff4716522fa32abe82ac1ae34c065e5729cd100b73e42213f06e8d7825", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling sdl2 v0.34.4 (https://github.com/rust-sdl2/rust-sdl2#fdd1552e)
[INFO] [stderr]    Compiling sdl2-sys v0.34.3 (https://github.com/rust-sdl2/rust-sdl2#fdd1552e)
[INFO] [stderr]     Checking rust-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `i`, `delay_timer`, `sound_timer`, and `pc` are never read
[INFO] [stdout]   --> src/chip8memory.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |  pub struct Chip8regs {
[INFO] [stdout]    |             --------- fields in this struct
[INFO] [stdout] 32 |     pub v: Vec<u8>,
[INFO] [stdout] 33 |     pub i: u16,
[INFO] [stdout]    |         ^
[INFO] [stdout] 34 |     pub delay_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 35 |     pub sound_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 36 |     pub pc: u16,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `chip8_keyboard_inbounds` is never used
[INFO] [stdout]   --> src/chip8keyboard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Chip8keyboard {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn chip8_keyboard_inbounds(key: u16) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `i`, `delay_timer`, `sound_timer`, and `pc` are never read
[INFO] [stdout]   --> src/chip8memory.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |  pub struct Chip8regs {
[INFO] [stdout]    |             --------- fields in this struct
[INFO] [stdout] 32 |     pub v: Vec<u8>,
[INFO] [stdout] 33 |     pub i: u16,
[INFO] [stdout]    |         ^
[INFO] [stdout] 34 |     pub delay_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 35 |     pub sound_timer: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 36 |     pub pc: u16,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `chip8_keyboard_inbounds` is never used
[INFO] [stdout]   --> src/chip8keyboard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Chip8keyboard {
[INFO] [stdout]    | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn chip8_keyboard_inbounds(key: u16) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "9652dbff4716522fa32abe82ac1ae34c065e5729cd100b73e42213f06e8d7825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9652dbff4716522fa32abe82ac1ae34c065e5729cd100b73e42213f06e8d7825", kill_on_drop: false }`
[INFO] [stdout] 9652dbff4716522fa32abe82ac1ae34c065e5729cd100b73e42213f06e8d7825