[INFO] cloning repository https://github.com/julioolvr/chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julioolvr/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Fchip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Fchip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f50742b924836b533e6efe236a4e67caee0517f
[INFO] checking julioolvr/chip8 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Fchip8" "/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/julioolvr/chip8 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/julioolvr/chip8
[INFO] finished tweaking git repo https://github.com/julioolvr/chip8
[INFO] tweaked toml for git repo https://github.com/julioolvr/chip8 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/julioolvr/chip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded console_engine v1.4.2
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f36d66eb3f775d0e2559ff95013dc2a0caf642c91e4a9207d9409728392ff0e8
[INFO] running `Command { std: "docker" "start" "-a" "f36d66eb3f775d0e2559ff95013dc2a0caf642c91e4a9207d9409728392ff0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f36d66eb3f775d0e2559ff95013dc2a0caf642c91e4a9207d9409728392ff0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36d66eb3f775d0e2559ff95013dc2a0caf642c91e4a9207d9409728392ff0e8", kill_on_drop: false }`
[INFO] [stdout] f36d66eb3f775d0e2559ff95013dc2a0caf642c91e4a9207d9409728392ff0e8
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ff611d60dc160d19b23ae01f5bb416c1e2391a3518089317ce4ce69d55c1365
[INFO] running `Command { std: "docker" "start" "-a" "8ff611d60dc160d19b23ae01f5bb416c1e2391a3518089317ce4ce69d55c1365", 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] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking console_engine v1.4.2
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `current_input`
[INFO] [stdout]   --> src/chip8/chip8.rs:51:39
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn run_instruction(&mut self, current_input: Option<InputKey>) -> bool {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack_pointer`
[INFO] [stdout]   --> src/chip8/chip8.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     stack_pointer: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]   --> src/chip8/chip8.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     stack: [u16; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_input`
[INFO] [stdout]   --> src/chip8/chip8.rs:51:39
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn run_instruction(&mut self, current_input: Option<InputKey>) -> bool {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack_pointer`
[INFO] [stdout]   --> src/chip8/chip8.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     stack_pointer: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]   --> src/chip8/chip8.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     stack: [u16; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "8ff611d60dc160d19b23ae01f5bb416c1e2391a3518089317ce4ce69d55c1365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff611d60dc160d19b23ae01f5bb416c1e2391a3518089317ce4ce69d55c1365", kill_on_drop: false }`
[INFO] [stdout] 8ff611d60dc160d19b23ae01f5bb416c1e2391a3518089317ce4ce69d55c1365