[INFO] updating cached repository 44100hertz/aua
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/44100hertz/aua
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/44100hertz/aua" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/44100hertz/aua"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/44100hertz/aua'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/44100hertz/aua" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/44100hertz/aua"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/44100hertz/aua'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94744c0246d77dea0f297bb9142942c20d9cf915
[INFO] sha for GitHub repo 44100hertz/aua: 94744c0246d77dea0f297bb9142942c20d9cf915
[INFO] validating manifest of 44100hertz/aua on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 44100hertz/aua on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 44100hertz/aua
[INFO] finished frobbing 44100hertz/aua
[INFO] frobbed toml for 44100hertz/aua written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/44100hertz/aua/Cargo.toml
[INFO] started frobbing 44100hertz/aua
[INFO] finished frobbing 44100hertz/aua
[INFO] frobbed toml for 44100hertz/aua written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/44100hertz/aua/Cargo.toml
[INFO] crate 44100hertz/aua already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking 44100hertz/aua against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/44100hertz/aua:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ebddeafafecd32a374e051ee751963c22257b1ea8dfb1a97f9658d84f1bf6695
[INFO] running `"docker" "start" "-a" "ebddeafafecd32a374e051ee751963c22257b1ea8dfb1a97f9658d84f1bf6695"`
[INFO] [stderr]     Checking aua v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]  --> src/asm6502.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn assemble(file: &[char], tokens: &[Token]) -> Vec<u8> {
[INFO] [stderr]   |                 ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]  --> src/asm6502.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn assemble(file: &[char], tokens: &[Token]) -> Vec<u8> {
[INFO] [stderr]   |                                ^^^^^^ help: consider prefixing with an underscore: `_tokens`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/lexer.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn get<'a>(&self, file: &'a [char]) -> &'a [char] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]  --> src/asm6502.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn assemble(file: &[char], tokens: &[Token]) -> Vec<u8> {
[INFO] [stderr]   |                 ^^^^ help: consider prefixing with an underscore: `_file`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]  --> src/asm6502.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn assemble(file: &[char], tokens: &[Token]) -> Vec<u8> {
[INFO] [stderr]   |                                ^^^^^^ help: consider prefixing with an underscore: `_tokens`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/lexer.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn get<'a>(&self, file: &'a [char]) -> &'a [char] {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "ebddeafafecd32a374e051ee751963c22257b1ea8dfb1a97f9658d84f1bf6695"`
[INFO] running `"docker" "rm" "-f" "ebddeafafecd32a374e051ee751963c22257b1ea8dfb1a97f9658d84f1bf6695"`
[INFO] [stdout] ebddeafafecd32a374e051ee751963c22257b1ea8dfb1a97f9658d84f1bf6695