[INFO] cloning repository https://github.com/Ngalstyan4/emulator101.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ngalstyan4/emulator101.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNgalstyan4%2Femulator101.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNgalstyan4%2Femulator101.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38d52100b6f443d94d6077d7ff4c5a7a9ec82595
[INFO] testing Ngalstyan4/emulator101.rs against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNgalstyan4%2Femulator101.rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ngalstyan4/emulator101.rs
[INFO] finished tweaking git repo https://github.com/Ngalstyan4/emulator101.rs
[INFO] tweaked toml for git repo https://github.com/Ngalstyan4/emulator101.rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ngalstyan4/emulator101.rs on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ngalstyan4/emulator101.rs 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded sdl2 v0.32.2
[INFO] [stderr]   Downloaded sdl2-sys v0.32.6
[INFO] [stderr]   Downloaded libc v0.2.65
[INFO] [stderr]   Downloaded drawille v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87e26bb9e72ca2c404434e5e2e767a3b950f6ef1a75c8b2dda095c79b448e826
[INFO] running `Command { std: "docker" "start" "-a" "87e26bb9e72ca2c404434e5e2e767a3b950f6ef1a75c8b2dda095c79b448e826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87e26bb9e72ca2c404434e5e2e767a3b950f6ef1a75c8b2dda095c79b448e826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e26bb9e72ca2c404434e5e2e767a3b950f6ef1a75c8b2dda095c79b448e826", kill_on_drop: false }`
[INFO] [stdout] 87e26bb9e72ca2c404434e5e2e767a3b950f6ef1a75c8b2dda095c79b448e826
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baac8dfeffa3f422a1fb07513556da3c805e084d2da0a253f1f92b261d84a165
[INFO] running `Command { std: "docker" "start" "-a" "baac8dfeffa3f422a1fb07513556da3c805e084d2da0a253f1f92b261d84a165", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling drawille v0.2.3
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/sdl2_screen.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]  --> src/sdl2_screen.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use std::time::Duration;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/sdl2_screen.rs:40:63
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn draw_elems<'a>(&mut self, elems: Vec<(usize, &'a u8)>, c:Color) {
[INFO] [stdout]    |                                                               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/sdl2_screen.rs:93:66
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let elems = framebuffer.iter().enumerate().filter(|&(i, &v)| (i *8 % 256 < 112 )== top).collect::<Vec<_>>();
[INFO] [stdout]    |                                                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_instr`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let num_instr = args[1].parse().unwrap_or(50000004);
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_instr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_cycles` is never used
[INFO] [stdout]    --> src/cpu8080.rs:228:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl State8080 {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn get_cycles(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]     --> src/cpu8080.rs:1799:4
[INFO] [stdout]      |
[INFO] [stdout] 1799 | fn main() {
[INFO] [stdout]      |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/screen.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Screen {
[INFO] [stdout]   |           ------ associated function in this trait
[INFO] [stdout] 2 |     fn new() -> Self; //  Q:: is that the right thing to do? // should this be out of the trait?
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoC` is never constructed
[INFO] [stdout]  --> src/soc.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct SoC<S: Screen> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emulate` is never used
[INFO] [stdout]   --> src/soc.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl SoC<Sdl2Screen> {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 15 |     fn emulate(self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `_LogicFlagsA` should have a snake case name
[INFO] [stdout]    --> src/cpu8080.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 |     fn _LogicFlagsA(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_logic_flags_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `_arithFlagsA` should have a snake case name
[INFO] [stdout]    --> src/cpu8080.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 256 |     fn _arithFlagsA(&mut self, res: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_flags_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `_arithNoCarry` should have a snake case name
[INFO] [stdout]    --> src/cpu8080.rs:263:8
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn _arithNoCarry(&mut self, res: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_no_carry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "baac8dfeffa3f422a1fb07513556da3c805e084d2da0a253f1f92b261d84a165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baac8dfeffa3f422a1fb07513556da3c805e084d2da0a253f1f92b261d84a165", kill_on_drop: false }`
[INFO] [stdout] baac8dfeffa3f422a1fb07513556da3c805e084d2da0a253f1f92b261d84a165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 960f655b727b0e57b89f0f02bc6c0223121de550017d96ea0332706da0ef5c1d
[INFO] running `Command { std: "docker" "start" "-a" "960f655b727b0e57b89f0f02bc6c0223121de550017d96ea0332706da0ef5c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/sdl2_screen.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread` and `time`
[INFO] [stdout]  --> src/sdl2_screen.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use std::time::Duration;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/sdl2_screen.rs:40:63
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn draw_elems<'a>(&mut self, elems: Vec<(usize, &'a u8)>, c:Color) {
[INFO] [stdout]    |                                                               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/sdl2_screen.rs:93:66
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let elems = framebuffer.iter().enumerate().filter(|&(i, &v)| (i *8 % 256 < 112 )== top).collect::<Vec<_>>();
[INFO] [stdout]    |                                                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_instr`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let num_instr = args[1].parse().unwrap_or(50000004);
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_instr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_cycles` is never used
[INFO] [stdout]    --> src/cpu8080.rs:228:12
[INFO] [stdout]     |
[INFO] [stdout] 172 | impl State8080 {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn get_cycles(&self) -> u64 {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]     --> src/cpu8080.rs:1799:4
[INFO] [stdout]      |
[INFO] [stdout] 1799 | fn main() {
[INFO] [stdout]      |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/screen.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Screen {
[INFO] [stdout]   |           ------ associated function in this trait
[INFO] [stdout] 2 |     fn new() -> Self; //  Q:: is that the right thing to do? // should this be out of the trait?
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SoC` is never constructed
[INFO] [stdout]  --> src/soc.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct SoC<S: Screen> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `emulate` is never used
[INFO] [stdout]   --> src/soc.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl SoC<Sdl2Screen> {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 15 |     fn emulate(self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `_LogicFlagsA` should have a snake case name
[INFO] [stdout]    --> src/cpu8080.rs:248:8
[INFO] [stdout]     |
[INFO] [stdout] 248 |     fn _LogicFlagsA(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_logic_flags_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `_arithFlagsA` should have a snake case name
[INFO] [stdout]    --> src/cpu8080.rs:256:8
[INFO] [stdout]     |
[INFO] [stdout] 256 |     fn _arithFlagsA(&mut self, res: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_flags_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `_arithNoCarry` should have a snake case name
[INFO] [stdout]    --> src/cpu8080.rs:263:8
[INFO] [stdout]     |
[INFO] [stdout] 263 |     fn _arithNoCarry(&mut self, res: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_no_carry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "960f655b727b0e57b89f0f02bc6c0223121de550017d96ea0332706da0ef5c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960f655b727b0e57b89f0f02bc6c0223121de550017d96ea0332706da0ef5c1d", kill_on_drop: false }`
[INFO] [stdout] 960f655b727b0e57b89f0f02bc6c0223121de550017d96ea0332706da0ef5c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3b6c4a85d421958f04b67c9d656d0aa505542ee721e5c68e8a044cdfe98003d
[INFO] running `Command { std: "docker" "start" "-a" "c3b6c4a85d421958f04b67c9d656d0aa505542ee721e5c68e8a044cdfe98003d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> src/sdl2_screen.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread` and `time`
[INFO] [stderr]  --> src/sdl2_screen.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{thread, time};
[INFO] [stderr]   |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/main.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     use std::time::Duration;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/sdl2_screen.rs:40:63
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn draw_elems<'a>(&mut self, elems: Vec<(usize, &'a u8)>, c:Color) {
[INFO] [stderr]    |                                                               ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/sdl2_screen.rs:93:66
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let elems = framebuffer.iter().enumerate().filter(|&(i, &v)| (i *8 % 256 < 112 )== top).collect::<Vec<_>>();
[INFO] [stderr]    |                                                                  ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_instr`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let num_instr = args[1].parse().unwrap_or(50000004);
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_instr`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_cycles` is never used
[INFO] [stderr]    --> src/cpu8080.rs:228:12
[INFO] [stderr]     |
[INFO] [stderr] 172 | impl State8080 {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 228 |     pub fn get_cycles(&self) -> u64 {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]     --> src/cpu8080.rs:1799:4
[INFO] [stderr]      |
[INFO] [stderr] 1799 | fn main() {
[INFO] [stderr]      |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]  --> src/screen.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait Screen {
[INFO] [stderr]   |           ------ associated function in this trait
[INFO] [stderr] 2 |     fn new() -> Self; //  Q:: is that the right thing to do? // should this be out of the trait?
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SoC` is never constructed
[INFO] [stderr]  --> src/soc.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct SoC<S: Screen> {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `emulate` is never used
[INFO] [stderr]   --> src/soc.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl SoC<Sdl2Screen> {
[INFO] [stderr]    | -------------------- method in this implementation
[INFO] [stderr] 15 |     fn emulate(self) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `_LogicFlagsA` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:248:8
[INFO] [stderr]     |
[INFO] [stderr] 248 |     fn _LogicFlagsA(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_logic_flags_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `_arithFlagsA` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:256:8
[INFO] [stderr]     |
[INFO] [stderr] 256 |     fn _arithFlagsA(&mut self, res: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_flags_a`
[INFO] [stderr] 
[INFO] [stderr] warning: method `_arithNoCarry` should have a snake case name
[INFO] [stderr]    --> src/cpu8080.rs:263:8
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn _arithNoCarry(&mut self, res: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `_arith_no_carry`
[INFO] [stderr] 
[INFO] [stderr] warning: `emulator` (bin "emulator" test) generated 15 warnings (run `cargo fix --bin "emulator" -p emulator --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/emulator-715c39a525c71c55)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test cpu8080::tests::test_parity ... ok
[INFO] [stdout] test cpu8080::tests::cpu_diag ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- cpu8080::tests::cpu_diag stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'cpu8080::tests::cpu_diag' (25) panicked at src/cpu8080.rs:1879:47:
[INFO] [stdout] Unable to read cpudiag ROM file: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x571013c02582 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x571013c02582 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x571013c02582 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x571013c02582 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x571013c124af - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x571013c124af - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x571013bcfe43 - std::io::default_write_fmt::haffd49d96f1984a8
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x571013bcfe43 - std::io::Write::write_fmt::h027871c57cf57c01
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x571013bdbdf2 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x571013be08cf - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x571013be0761 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x571013ba127e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x571013ba127e - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x571013be0edf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x571013be0edf - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x571013be0d3a - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x571013bdbf29 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x571013bc401d - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x571013c19d50 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x571013c19426 - core::result::unwrap_failed::h2380020e6daeb464
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x571013b7ebcc - core::result::Result<T,E>::expect::hd9309c7a17c02f02
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x571013b8069c - emulator::cpu8080::tests::cpu_diag::hd013f9b83407e300
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu8080.rs:1879:47
[INFO] [stdout]   22:     0x571013b8080d - emulator::cpu8080::tests::cpu_diag::{{closure}}::h66343f7fe1922c54
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu8080.rs:1877:22
[INFO] [stdout]   23:     0x571013b7dc66 - core::ops::function::FnOnce::call_once::hbaf58404a26868d7
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x571013ba105b - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x571013ba105b - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x571013bb50dd - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x571013bb50dd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x571013bb50dd - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x571013bb50dd - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x571013bb50dd - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x571013bb50dd - test::run_test_in_process::ha5b55801407ea100
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x571013bb50dd - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x571013b8e5f4 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x571013b8e5f4 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x571013b91f2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x571013b91f2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x571013b91f2a - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x571013b91f2a - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x571013b91f2a - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x571013b91f2a - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x571013b91f2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x571013bd732f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x571013bd732f - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stdout]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x74121ff73aa4 - <unknown>
[INFO] [stdout]   45:     0x741220000a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     cpu8080::tests::cpu_diag
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin emulator`
[INFO] running `Command { std: "docker" "inspect" "c3b6c4a85d421958f04b67c9d656d0aa505542ee721e5c68e8a044cdfe98003d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b6c4a85d421958f04b67c9d656d0aa505542ee721e5c68e8a044cdfe98003d", kill_on_drop: false }`
[INFO] [stdout] c3b6c4a85d421958f04b67c9d656d0aa505542ee721e5c68e8a044cdfe98003d
