[INFO] cloning repository https://github.com/djkoloski/lex_rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djkoloski/lex_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjkoloski%2Flex_rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjkoloski%2Flex_rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7c54e49c4086753479a3689d53549a161df5fd08
[INFO] checking djkoloski/lex_rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjkoloski%2Flex_rs" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/djkoloski/lex_rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/djkoloski/lex_rs
[INFO] finished tweaking git repo https://github.com/djkoloski/lex_rs
[INFO] tweaked toml for git repo https://github.com/djkoloski/lex_rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/djkoloski/lex_rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c471ebf43d56cf8d6c3a6709fd3772f38a1c146090a4454ba415a55e38a5d856
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c471ebf43d56cf8d6c3a6709fd3772f38a1c146090a4454ba415a55e38a5d856"`
[INFO] [stderr]     Checking lex_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/main.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |         (token, regex.trim_left())
[INFO] [stderr]    |                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/main.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |         (token, regex.trim_left())
[INFO] [stderr]    |                       ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/nfa.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `states`
[INFO] [stderr]   --> src/nfa.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn states(&self) -> impl Iterator<Item = usize> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `edges`
[INFO] [stderr]   --> src/nfa.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn edges(&self, from: usize) -> impl Iterator<Item = (Epsilon<&S>, &usize)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/nfa.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `states`
[INFO] [stderr]   --> src/nfa.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn states(&self) -> impl Iterator<Item = usize> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `edges`
[INFO] [stderr]   --> src/nfa.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn edges(&self, from: usize) -> impl Iterator<Item = (Epsilon<&S>, &usize)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `"docker" "inspect" "c471ebf43d56cf8d6c3a6709fd3772f38a1c146090a4454ba415a55e38a5d856"`
[INFO] running `"docker" "rm" "-f" "c471ebf43d56cf8d6c3a6709fd3772f38a1c146090a4454ba415a55e38a5d856"`
[INFO] [stdout] c471ebf43d56cf8d6c3a6709fd3772f38a1c146090a4454ba415a55e38a5d856