[INFO] updating cached repository https://github.com/guthrum/Lua
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] d6ae2b4ea126f47d7d1b1b802704b91f8770adbe
[INFO] checking guthrum/Lua against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguthrum%2FLua" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guthrum/Lua on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/guthrum/Lua
[INFO] finished tweaking git repo https://github.com/guthrum/Lua
[INFO] tweaked toml for git repo https://github.com/guthrum/Lua written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/guthrum/Lua already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3b72ffc5162396d600eb636803cdca39d200b329b9a5daef50b253d4b86095bf
[INFO] running `"docker" "start" "-a" "3b72ffc5162396d600eb636803cdca39d200b329b9a5daef50b253d4b86095bf"`
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]     Checking lua-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stderr]    --> src/lexer/lexer.rs:169:18
[INFO] [stderr]     |
[INFO] [stderr] 169 |             for (kind, regex, generator) in &token_generators {
[INFO] [stderr]     |                  ^^^^ help: consider prefixing with an underscore: `_kind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stderr]    --> src/lexer/lexer.rs:169:18
[INFO] [stderr]     |
[INFO] [stderr] 169 |             for (kind, regex, generator) in &token_generators {
[INFO] [stderr]     |                  ^^^^ help: consider prefixing with an underscore: `_kind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `"docker" "inspect" "3b72ffc5162396d600eb636803cdca39d200b329b9a5daef50b253d4b86095bf"`
[INFO] running `"docker" "rm" "-f" "3b72ffc5162396d600eb636803cdca39d200b329b9a5daef50b253d4b86095bf"`
[INFO] [stdout] 3b72ffc5162396d600eb636803cdca39d200b329b9a5daef50b253d4b86095bf