[INFO] cloning repository https://github.com/lexosi/token-optimizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lexosi/token-optimizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flexosi%2Ftoken-optimizer", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c121f78f363518f5ba18fa7ce64543f18931f66
[INFO] fixing lexosi/token-optimizer against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flexosi%2Ftoken-optimizer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lexosi/token-optimizer
[INFO] finished tweaking git repo https://github.com/lexosi/token-optimizer
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[INFO] validating manifest of git repo https://github.com/lexosi/token-optimizer on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lexosi/token-optimizer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c33354171a1e25df9e74d63fb65ca6b4c35b6f7ab3dcf9709b8422bf0dc91e18" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
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[INFO] [stdout] warning: fields `auto_threshold_chars` and `log_to_file` are never read
[INFO] [stdout]   --> src/config.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Config {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub auto_threshold_chars: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub log_to_file: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "c33354171a1e25df9e74d63fb65ca6b4c35b6f7ab3dcf9709b8422bf0dc91e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c33354171a1e25df9e74d63fb65ca6b4c35b6f7ab3dcf9709b8422bf0dc91e18", kill_on_drop: false }`
[INFO] [stdout] c33354171a1e25df9e74d63fb65ca6b4c35b6f7ab3dcf9709b8422bf0dc91e18
