[INFO] updating cached repository https://github.com/hellopatrick/piranha
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 042cd1b19b6187120d4964b6195581df6079f373
[INFO] testing hellopatrick/piranha against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellopatrick%2Fpiranha" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hellopatrick/piranha on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hellopatrick/piranha
[INFO] finished tweaking git repo https://github.com/hellopatrick/piranha
[INFO] tweaked toml for git repo https://github.com/hellopatrick/piranha written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/hellopatrick/piranha already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 522dc60f652850847577072bd7622d641b20a8b4df2891f986f47401cc8046f1
[INFO] running `"docker" "start" "-a" "522dc60f652850847577072bd7622d641b20a8b4df2891f986f47401cc8046f1"`
[INFO] [stderr]    Compiling piranha v0.1.0 (/opt/rustwide/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 0.50s
[INFO] running `"docker" "inspect" "522dc60f652850847577072bd7622d641b20a8b4df2891f986f47401cc8046f1"`
[INFO] running `"docker" "rm" "-f" "522dc60f652850847577072bd7622d641b20a8b4df2891f986f47401cc8046f1"`
[INFO] [stdout] 522dc60f652850847577072bd7622d641b20a8b4df2891f986f47401cc8046f1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 11bb592c2c1308e3f64d1654f4743cb24e6ed488f7481ee40c78132e55beacfd
[INFO] running `"docker" "start" "-a" "11bb592c2c1308e3f64d1654f4743cb24e6ed488f7481ee40c78132e55beacfd"`
[INFO] [stderr]    Compiling piranha v0.1.0 (/opt/rustwide/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 0.92s
[INFO] running `"docker" "inspect" "11bb592c2c1308e3f64d1654f4743cb24e6ed488f7481ee40c78132e55beacfd"`
[INFO] running `"docker" "rm" "-f" "11bb592c2c1308e3f64d1654f4743cb24e6ed488f7481ee40c78132e55beacfd"`
[INFO] [stdout] 11bb592c2c1308e3f64d1654f4743cb24e6ed488f7481ee40c78132e55beacfd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 4bb182bdada2334f5e5184d06e712d1f06a514c39c2d4b6ea007f06a54797ba2
[INFO] running `"docker" "start" "-a" "4bb182bdada2334f5e5184d06e712d1f06a514c39c2d4b6ea007f06a54797ba2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/piranha-a93f34ab0a5198c5
[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" "4bb182bdada2334f5e5184d06e712d1f06a514c39c2d4b6ea007f06a54797ba2"`
[INFO] running `"docker" "rm" "-f" "4bb182bdada2334f5e5184d06e712d1f06a514c39c2d4b6ea007f06a54797ba2"`
[INFO] [stdout] 4bb182bdada2334f5e5184d06e712d1f06a514c39c2d4b6ea007f06a54797ba2