[INFO] cloning repository hellopatrick/piranha
[INFO] running `"git" "clone" "--bare" "git://github.com/hellopatrick/piranha.git" "work/cache/sources/gh/hellopatrick/piranha"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/hellopatrick/piranha'...
[INFO] running `"git" "clone" "work/cache/sources/gh/hellopatrick/piranha" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/hellopatrick/piranha"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/hellopatrick/piranha'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hellopatrick/piranha" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/hellopatrick/piranha"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/hellopatrick/piranha'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 042cd1b19b6187120d4964b6195581df6079f373
[INFO] sha for GitHub repo hellopatrick/piranha: 042cd1b19b6187120d4964b6195581df6079f373
[INFO] validating manifest of hellopatrick/piranha on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hellopatrick/piranha on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hellopatrick/piranha
[INFO] finished frobbing hellopatrick/piranha
[INFO] frobbed toml for hellopatrick/piranha written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/hellopatrick/piranha/Cargo.toml
[INFO] started frobbing hellopatrick/piranha
[INFO] finished frobbing hellopatrick/piranha
[INFO] frobbed toml for hellopatrick/piranha written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/hellopatrick/piranha/Cargo.toml
[INFO] crate hellopatrick/piranha already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hellopatrick/piranha against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/hellopatrick/piranha:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 31a574b99e9d5222ad5aaf643091260f6f66f7cbd82edc2a726177fd121420f7
[INFO] running `"docker" "start" "-a" "31a574b99e9d5222ad5aaf643091260f6f66f7cbd82edc2a726177fd121420f7"`
[INFO] [stderr]    Compiling piranha v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/cpu.rs:64:7
[INFO] [stderr]    |
[INFO] [stderr] 64 |       _ => panic!("instruction not implemented"),
[INFO] [stderr]    |       ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]   --> src/cpu.rs:87:21
[INFO] [stderr]    |
[INFO] [stderr] 87 |   fn inc(&mut self, target: RegisterPair) {}
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_target`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/bus.rs:20:3
[INFO] [stderr]    |
[INFO] [stderr] 20 |   pub fn read_byte(&self, loc: u16) -> u8 {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `chomp_byte`
[INFO] [stderr]   --> src/cpu.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   pub fn chomp_byte(&mut self) -> u8 {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `chomp_word`
[INFO] [stderr]   --> src/cpu.rs:33:3
[INFO] [stderr]    |
[INFO] [stderr] 33 |   pub fn chomp_word(&mut self) -> u16 {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step`
[INFO] [stderr]   --> src/cpu.rs:42:3
[INFO] [stderr]    |
[INFO] [stderr] 42 |   pub fn step(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `execute`
[INFO] [stderr]   --> src/cpu.rs:57:3
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn execute(&mut self, instruction: Instruction) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `noop`
[INFO] [stderr]   --> src/cpu.rs:68:3
[INFO] [stderr]    |
[INFO] [stderr] 68 |   fn noop(&mut self) {}
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `halt`
[INFO] [stderr]   --> src/cpu.rs:70:3
[INFO] [stderr]    |
[INFO] [stderr] 70 |   fn halt(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/cpu.rs:74:3
[INFO] [stderr]    |
[INFO] [stderr] 74 |   fn add(&mut self, target: Register) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc`
[INFO] [stderr]   --> src/cpu.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 87 |   fn inc(&mut self, target: RegisterPair) {}
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jump`
[INFO] [stderr]   --> src/cpu.rs:89:3
[INFO] [stderr]    |
[INFO] [stderr] 89 |   fn jump(&mut self, test: JumpTest) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `JumpTest`
[INFO] [stderr]  --> src/instruction.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum JumpTest {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Target`
[INFO] [stderr]   --> src/instruction.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Target {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Instruction`
[INFO] [stderr]   --> src/instruction.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub enum Instruction {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `of_byte`
[INFO] [stderr]   --> src/instruction.rs:38:3
[INFO] [stderr]    |
[INFO] [stderr] 38 |   pub fn of_byte(byte: u8, prefixed: bool) -> Option<Self> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `of_unprefixed_byte`
[INFO] [stderr]   --> src/instruction.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 |   pub fn of_unprefixed_byte(byte: u8) -> Option<Self> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `of_prefixed_byte`
[INFO] [stderr]   --> src/instruction.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 55 |   pub fn of_prefixed_byte(byte: u8) -> Option<Self> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Register`
[INFO] [stderr]   --> src/registers.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub enum Register {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `RegisterPair`
[INFO] [stderr]   --> src/registers.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub enum RegisterPair {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]    --> src/registers.rs:100:3
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn get(&self, register: Register) -> u8 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_pair`
[INFO] [stderr]    --> src/registers.rs:113:3
[INFO] [stderr]     |
[INFO] [stderr] 113 |   pub fn get_pair(&mut self, pair: RegisterPair) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `af`
[INFO] [stderr]    --> src/registers.rs:124:3
[INFO] [stderr]     |
[INFO] [stderr] 124 |   pub fn af(&self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_af`
[INFO] [stderr]    --> src/registers.rs:130:3
[INFO] [stderr]     |
[INFO] [stderr] 130 |   pub fn set_af(&mut self, value: u16) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `bc`
[INFO] [stderr]    --> src/registers.rs:137:3
[INFO] [stderr]     |
[INFO] [stderr] 137 |   pub fn bc(&self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_bc`
[INFO] [stderr]    --> src/registers.rs:141:3
[INFO] [stderr]     |
[INFO] [stderr] 141 |   pub fn set_bc(&mut self, value: u16) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `de`
[INFO] [stderr]    --> src/registers.rs:148:3
[INFO] [stderr]     |
[INFO] [stderr] 148 |   pub fn de(&self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_de`
[INFO] [stderr]    --> src/registers.rs:152:3
[INFO] [stderr]     |
[INFO] [stderr] 152 |   pub fn set_de(&mut self, value: u16) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `hl`
[INFO] [stderr]    --> src/registers.rs:159:3
[INFO] [stderr]     |
[INFO] [stderr] 159 |   pub fn hl(&self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_hl`
[INFO] [stderr]    --> src/registers.rs:163:3
[INFO] [stderr]     |
[INFO] [stderr] 163 |   pub fn set_hl(&mut self, value: u16) {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `hld`
[INFO] [stderr]    --> src/registers.rs:170:3
[INFO] [stderr]     |
[INFO] [stderr] 170 |   pub fn hld(&mut self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `hli`
[INFO] [stderr]    --> src/registers.rs:177:3
[INFO] [stderr]     |
[INFO] [stderr] 177 |   pub fn hli(&mut self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "31a574b99e9d5222ad5aaf643091260f6f66f7cbd82edc2a726177fd121420f7"`
[INFO] running `"docker" "rm" "-f" "31a574b99e9d5222ad5aaf643091260f6f66f7cbd82edc2a726177fd121420f7"`
[INFO] [stdout] 31a574b99e9d5222ad5aaf643091260f6f66f7cbd82edc2a726177fd121420f7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/hellopatrick/piranha:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 13fb6fc7e75f42eb27d769c37fd201f89236165634beedf23c55882ac0eb421a
[INFO] running `"docker" "start" "-a" "13fb6fc7e75f42eb27d769c37fd201f89236165634beedf23c55882ac0eb421a"`
[INFO] [stderr]    Compiling piranha v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/cpu.rs:64:7
[INFO] [stderr]    |
[INFO] [stderr] 64 |       _ => panic!("instruction not implemented"),
[INFO] [stderr]    |       ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target`
[INFO] [stderr]   --> src/cpu.rs:87:21
[INFO] [stderr]    |
[INFO] [stderr] 87 |   fn inc(&mut self, target: RegisterPair) {}
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_target`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read_byte`
[INFO] [stderr]   --> src/bus.rs:20:3
[INFO] [stderr]    |
[INFO] [stderr] 20 |   pub fn read_byte(&self, loc: u16) -> u8 {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `chomp_byte`
[INFO] [stderr]   --> src/cpu.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   pub fn chomp_byte(&mut self) -> u8 {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `chomp_word`
[INFO] [stderr]   --> src/cpu.rs:33:3
[INFO] [stderr]    |
[INFO] [stderr] 33 |   pub fn chomp_word(&mut self) -> u16 {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step`
[INFO] [stderr]   --> src/cpu.rs:42:3
[INFO] [stderr]    |
[INFO] [stderr] 42 |   pub fn step(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `execute`
[INFO] [stderr]   --> src/cpu.rs:57:3
[INFO] [stderr]    |
[INFO] [stderr] 57 |   fn execute(&mut self, instruction: Instruction) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `noop`
[INFO] [stderr]   --> src/cpu.rs:68:3
[INFO] [stderr]    |
[INFO] [stderr] 68 |   fn noop(&mut self) {}
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `halt`
[INFO] [stderr]   --> src/cpu.rs:70:3
[INFO] [stderr]    |
[INFO] [stderr] 70 |   fn halt(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/cpu.rs:74:3
[INFO] [stderr]    |
[INFO] [stderr] 74 |   fn add(&mut self, target: Register) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `inc`
[INFO] [stderr]   --> src/cpu.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 87 |   fn inc(&mut self, target: RegisterPair) {}
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jump`
[INFO] [stderr]   --> src/cpu.rs:89:3
[INFO] [stderr]    |
[INFO] [stderr] 89 |   fn jump(&mut self, test: JumpTest) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `JumpTest`
[INFO] [stderr]  --> src/instruction.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum JumpTest {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Target`
[INFO] [stderr]   --> src/instruction.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Target {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Instruction`
[INFO] [stderr]   --> src/instruction.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub enum Instruction {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `of_byte`
[INFO] [stderr]   --> src/instruction.rs:38:3
[INFO] [stderr]    |
[INFO] [stderr] 38 |   pub fn of_byte(byte: u8, prefixed: bool) -> Option<Self> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `of_unprefixed_byte`
[INFO] [stderr]   --> src/instruction.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 |   pub fn of_unprefixed_byte(byte: u8) -> Option<Self> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `of_prefixed_byte`
[INFO] [stderr]   --> src/instruction.rs:55:3
[INFO] [stderr]    |
[INFO] [stderr] 55 |   pub fn of_prefixed_byte(byte: u8) -> Option<Self> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Register`
[INFO] [stderr]   --> src/registers.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub enum Register {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `RegisterPair`
[INFO] [stderr]   --> src/registers.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub enum RegisterPair {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]    --> src/registers.rs:100:3
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn get(&self, register: Register) -> u8 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_pair`
[INFO] [stderr]    --> src/registers.rs:113:3
[INFO] [stderr]     |
[INFO] [stderr] 113 |   pub fn get_pair(&mut self, pair: RegisterPair) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `hld`
[INFO] [stderr]    --> src/registers.rs:170:3
[INFO] [stderr]     |
[INFO] [stderr] 170 |   pub fn hld(&mut self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `hli`
[INFO] [stderr]    --> src/registers.rs:177:3
[INFO] [stderr]     |
[INFO] [stderr] 177 |   pub fn hli(&mut self) -> u16 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "13fb6fc7e75f42eb27d769c37fd201f89236165634beedf23c55882ac0eb421a"`
[INFO] running `"docker" "rm" "-f" "13fb6fc7e75f42eb27d769c37fd201f89236165634beedf23c55882ac0eb421a"`
[INFO] [stdout] 13fb6fc7e75f42eb27d769c37fd201f89236165634beedf23c55882ac0eb421a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/hellopatrick/piranha:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 7fdb3df14689843baa680f6bbec565f02be77a73a428361fd5a44526bbc0638d
[INFO] running `"docker" "start" "-a" "7fdb3df14689843baa680f6bbec565f02be77a73a428361fd5a44526bbc0638d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/piranha-fb5381145c9e7442
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test registers::test::read_combined_registers ... ok
[INFO] [stdout] test registers::test::write_combined_registers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7fdb3df14689843baa680f6bbec565f02be77a73a428361fd5a44526bbc0638d"`
[INFO] running `"docker" "rm" "-f" "7fdb3df14689843baa680f6bbec565f02be77a73a428361fd5a44526bbc0638d"`
[INFO] [stdout] 7fdb3df14689843baa680f6bbec565f02be77a73a428361fd5a44526bbc0638d