[INFO] updating cached repository ruza-net/miful
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ruza-net/miful
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ruza-net/miful" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ruza-net/miful"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ruza-net/miful'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ruza-net/miful" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ruza-net/miful"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ruza-net/miful'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d029396abc573285dd28f07b1847d7ca54ae740
[INFO] sha for GitHub repo ruza-net/miful: 2d029396abc573285dd28f07b1847d7ca54ae740
[INFO] validating manifest of ruza-net/miful on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ruza-net/miful on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ruza-net/miful
[INFO] finished frobbing ruza-net/miful
[INFO] frobbed toml for ruza-net/miful written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ruza-net/miful/Cargo.toml
[INFO] started frobbing ruza-net/miful
[INFO] finished frobbing ruza-net/miful
[INFO] frobbed toml for ruza-net/miful written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/ruza-net/miful/Cargo.toml
[INFO] crate ruza-net/miful already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ruza-net/miful against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-0/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/ruza-net/miful:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2107536b8e927c91bd6d73767c75aca96dd124c1afe7c8b43c7a3567da57ef34
[INFO] running `"docker" "start" "-a" "2107536b8e927c91bd6d73767c75aca96dd124c1afe7c8b43c7a3567da57ef34"`
[INFO] [stderr]     Checking memchr v2.1.0
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking miful v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/parsing/token.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn empty() -> Token {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Undefined`
[INFO] [stderr]   --> src/parsing/lexer.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Undefined
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_depth`
[INFO] [stderr]   --> src/parsing/parser.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn print_depth(depth: usize) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]    --> src/parsing/ast.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn empty() -> NodeWrapper {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `debug_tokens`
[INFO] [stderr]  --> src/parsing/utils.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn debug_tokens(tokens: &Vec<Token>) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/parsing/token.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn empty() -> Token {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Undefined`
[INFO] [stderr]   --> src/parsing/lexer.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Undefined
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_depth`
[INFO] [stderr]   --> src/parsing/parser.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn print_depth(depth: usize) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]    --> src/parsing/ast.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn empty() -> NodeWrapper {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `debug_tokens`
[INFO] [stderr]  --> src/parsing/utils.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn debug_tokens(tokens: &Vec<Token>) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.65s
[INFO] running `"docker" "inspect" "2107536b8e927c91bd6d73767c75aca96dd124c1afe7c8b43c7a3567da57ef34"`
[INFO] running `"docker" "rm" "-f" "2107536b8e927c91bd6d73767c75aca96dd124c1afe7c8b43c7a3567da57ef34"`
[INFO] [stdout] 2107536b8e927c91bd6d73767c75aca96dd124c1afe7c8b43c7a3567da57ef34