[INFO] cloning repository https://github.com/rust20/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/rust20/nes-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust20%2Fnes-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust20%2Fnes-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02efdb4700c32821799a7d8cd7c66ccd5fbc9f03
[INFO] checking rust20/nes-emulator against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust20%2Fnes-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/rust20/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/rust20/nes-emulator
[INFO] finished tweaking git repo https://github.com/rust20/nes-emulator
[INFO] tweaked toml for git repo https://github.com/rust20/nes-emulator written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rust20/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] 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] f288da4b329c8dc6f61c3f6a519da59d327627c861709de500f771cda37628a9
[INFO] running `Command { std: "docker" "start" "-a" "f288da4b329c8dc6f61c3f6a519da59d327627c861709de500f771cda37628a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f288da4b329c8dc6f61c3f6a519da59d327627c861709de500f771cda37628a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f288da4b329c8dc6f61c3f6a519da59d327627c861709de500f771cda37628a9", kill_on_drop: false }`
[INFO] [stdout] f288da4b329c8dc6f61c3f6a519da59d327627c861709de500f771cda37628a9
[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] 110bd4ab90566f791da14420410a4ee01039a9374b0f11b55959671e7986c4fd
[INFO] running `Command { std: "docker" "start" "-a" "110bd4ab90566f791da14420410a4ee01039a9374b0f11b55959671e7986c4fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]     Checking getrandom v0.2.10
[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 nes-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `fn_stack`, `instr_addr_map`, and `last_jump` are never read
[INFO] [stdout]     --> src/main.rs:1030:5
[INFO] [stdout]      |
[INFO] [stdout] 1028 | pub struct Tracer {
[INFO] [stdout]      |            ------ fields in this struct
[INFO] [stdout] 1029 |     pub random_state: Vec<u8>,
[INFO] [stdout] 1030 |     fn_stack: Vec<String>,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 1031 |     instr_addr_map: HashMap<Vec<u8>, String>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1032 |     last_jump: String,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fn_stack`, `instr_addr_map`, and `last_jump` are never read
[INFO] [stdout]     --> src/main.rs:1030:5
[INFO] [stdout]      |
[INFO] [stdout] 1028 | pub struct Tracer {
[INFO] [stdout]      |            ------ fields in this struct
[INFO] [stdout] 1029 |     pub random_state: Vec<u8>,
[INFO] [stdout] 1030 |     fn_stack: Vec<String>,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 1031 |     instr_addr_map: HashMap<Vec<u8>, String>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1032 |     last_jump: String,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `Command { std: "docker" "inspect" "110bd4ab90566f791da14420410a4ee01039a9374b0f11b55959671e7986c4fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110bd4ab90566f791da14420410a4ee01039a9374b0f11b55959671e7986c4fd", kill_on_drop: false }`
[INFO] [stdout] 110bd4ab90566f791da14420410a4ee01039a9374b0f11b55959671e7986c4fd
[INFO] checking rust20/nes-emulator against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust20%2Fnes-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/rust20/nes-emulator on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust20/nes-emulator
[INFO] finished tweaking git repo https://github.com/rust20/nes-emulator
[INFO] tweaked toml for git repo https://github.com/rust20/nes-emulator written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rust20/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 046c709dc0b8d6924d5727bf042706a1b5d57d386ee7c35433b426d72fc38872
[INFO] running `Command { std: "docker" "start" "-a" "046c709dc0b8d6924d5727bf042706a1b5d57d386ee7c35433b426d72fc38872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "046c709dc0b8d6924d5727bf042706a1b5d57d386ee7c35433b426d72fc38872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046c709dc0b8d6924d5727bf042706a1b5d57d386ee7c35433b426d72fc38872", kill_on_drop: false }`
[INFO] [stdout] 046c709dc0b8d6924d5727bf042706a1b5d57d386ee7c35433b426d72fc38872
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b9ad6e692e5ecfe143fd46f33f311f058d586510e5a8ad73bbad7842a26895c
[INFO] running `Command { std: "docker" "start" "-a" "6b9ad6e692e5ecfe143fd46f33f311f058d586510e5a8ad73bbad7842a26895c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking getrandom v0.2.10
[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 nes-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `fn_stack`, `instr_addr_map`, and `last_jump` are never read
[INFO] [stdout]     --> src/main.rs:1030:5
[INFO] [stdout]      |
[INFO] [stdout] 1028 | pub struct Tracer {
[INFO] [stdout]      |            ------ fields in this struct
[INFO] [stdout] 1029 |     pub random_state: Vec<u8>,
[INFO] [stdout] 1030 |     fn_stack: Vec<String>,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 1031 |     instr_addr_map: HashMap<Vec<u8>, String>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1032 |     last_jump: String,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fn_stack`, `instr_addr_map`, and `last_jump` are never read
[INFO] [stdout]     --> src/main.rs:1030:5
[INFO] [stdout]      |
[INFO] [stdout] 1028 | pub struct Tracer {
[INFO] [stdout]      |            ------ fields in this struct
[INFO] [stdout] 1029 |     pub random_state: Vec<u8>,
[INFO] [stdout] 1030 |     fn_stack: Vec<String>,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout] 1031 |     instr_addr_map: HashMap<Vec<u8>, String>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1032 |     last_jump: String,
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "6b9ad6e692e5ecfe143fd46f33f311f058d586510e5a8ad73bbad7842a26895c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9ad6e692e5ecfe143fd46f33f311f058d586510e5a8ad73bbad7842a26895c", kill_on_drop: false }`
[INFO] [stdout] 6b9ad6e692e5ecfe143fd46f33f311f058d586510e5a8ad73bbad7842a26895c