[INFO] cloning repository https://github.com/JayGee0/rust_nes_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JayGee0/rust_nes_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJayGee0%2Frust_nes_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJayGee0%2Frust_nes_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2dbaa52b9023844625bcd9ed09155c39bd06e0ca
[INFO] checking JayGee0/rust_nes_emulator against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJayGee0%2Frust_nes_emulator" "/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/JayGee0/rust_nes_emulator 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/JayGee0/rust_nes_emulator
[INFO] finished tweaking git repo https://github.com/JayGee0/rust_nes_emulator
[INFO] tweaked toml for git repo https://github.com/JayGee0/rust_nes_emulator written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JayGee0/rust_nes_emulator 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] 1f323c7f018127a8687c8650488589d4c20a200623cf995b24957242cd642006
[INFO] running `Command { std: "docker" "start" "-a" "1f323c7f018127a8687c8650488589d4c20a200623cf995b24957242cd642006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f323c7f018127a8687c8650488589d4c20a200623cf995b24957242cd642006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f323c7f018127a8687c8650488589d4c20a200623cf995b24957242cd642006", kill_on_drop: false }`
[INFO] [stdout] 1f323c7f018127a8687c8650488589d4c20a200623cf995b24957242cd642006
[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] 236b94d8c563ef4fb75a8f36094f2793e4a9c68757ab80cdad443ad76c407bec
[INFO] running `Command { std: "docker" "start" "-a" "236b94d8c563ef4fb75a8f36094f2793e4a9c68757ab80cdad443ad76c407bec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking spin_sleep v1.1.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking sdl2-sys v0.35.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sdl2 v0.35.2
[INFO] [stderr]     Checking rust_NES_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `FOUR_SCREEN` should have an upper camel case name
[INFO] [stdout]  --> src/cartridge.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     FOUR_SCREEN,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FourScreen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Memory` is imported redundantly
[INFO] [stdout]    --> src/trace.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |    use crate::cpu::Memory;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 115 |    use super::*;
[INFO] [stdout]     |        -------- the item `Memory` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FOUR_SCREEN` should have an upper camel case name
[INFO] [stdout]  --> src/cartridge.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     FOUR_SCREEN,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FourScreen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "236b94d8c563ef4fb75a8f36094f2793e4a9c68757ab80cdad443ad76c407bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236b94d8c563ef4fb75a8f36094f2793e4a9c68757ab80cdad443ad76c407bec", kill_on_drop: false }`
[INFO] [stdout] 236b94d8c563ef4fb75a8f36094f2793e4a9c68757ab80cdad443ad76c407bec
[INFO] checking JayGee0/rust_nes_emulator against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJayGee0%2Frust_nes_emulator" "/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/JayGee0/rust_nes_emulator 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/JayGee0/rust_nes_emulator
[INFO] finished tweaking git repo https://github.com/JayGee0/rust_nes_emulator
[INFO] tweaked toml for git repo https://github.com/JayGee0/rust_nes_emulator written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JayGee0/rust_nes_emulator 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] 4ce2365ffe6c03c7920be1ae2b1a62b1fad851a1e084a97beeefb18c3595d9d5
[INFO] running `Command { std: "docker" "start" "-a" "4ce2365ffe6c03c7920be1ae2b1a62b1fad851a1e084a97beeefb18c3595d9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ce2365ffe6c03c7920be1ae2b1a62b1fad851a1e084a97beeefb18c3595d9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce2365ffe6c03c7920be1ae2b1a62b1fad851a1e084a97beeefb18c3595d9d5", kill_on_drop: false }`
[INFO] [stdout] 4ce2365ffe6c03c7920be1ae2b1a62b1fad851a1e084a97beeefb18c3595d9d5
[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] 08840f222f0838514bd0933e3b1c3a81b1f52f5ef840202de0f738341afae76e
[INFO] running `Command { std: "docker" "start" "-a" "08840f222f0838514bd0933e3b1c3a81b1f52f5ef840202de0f738341afae76e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking spin_sleep v1.1.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking sdl2-sys v0.35.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sdl2 v0.35.2
[INFO] [stderr]     Checking rust_NES_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `FOUR_SCREEN` should have an upper camel case name
[INFO] [stdout]  --> src/cartridge.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     FOUR_SCREEN,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FourScreen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Memory` is imported redundantly
[INFO] [stdout]    --> src/trace.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |    use crate::cpu::Memory;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 115 |    use super::*;
[INFO] [stdout]     |        -------- the item `Memory` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `FOUR_SCREEN` should have an upper camel case name
[INFO] [stdout]  --> src/cartridge.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     FOUR_SCREEN,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FourScreen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "08840f222f0838514bd0933e3b1c3a81b1f52f5ef840202de0f738341afae76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08840f222f0838514bd0933e3b1c3a81b1f52f5ef840202de0f738341afae76e", kill_on_drop: false }`
[INFO] [stdout] 08840f222f0838514bd0933e3b1c3a81b1f52f5ef840202de0f738341afae76e