Oct 13 04:55:59.764 INFO checking ElectricCoffee/city_generator against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 04:55:59.765 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 04:56:00.206 INFO blam! a15096108f15456233cfe7b5b8f320681d1d142aebc982847b90d5a707767ce9
Oct 13 04:56:00.207 INFO running `"docker" "start" "-a" "a15096108f15456233cfe7b5b8f320681d1d142aebc982847b90d5a707767ce9"`
Oct 13 04:56:01.468 INFO kablam! usermod: no changes
Oct 13 04:56:01.608 INFO kablam!    Compiling serde v1.0.60
Oct 13 04:56:01.616 INFO kablam!    Compiling serde_derive v1.0.60
Oct 13 04:56:01.616 INFO kablam!     Checking failure v0.1.1
Oct 13 04:56:18.904 INFO kablam!     Checking serde_json v1.0.17
Oct 13 04:56:22.719 INFO kablam!     Checking city_generator v0.1.0 (/source)
Oct 13 04:56:25.056 INFO kablam! warning: method is never used: `generate_random`
Oct 13 04:56:25.056 INFO kablam!   --> src/data.rs:39:5
Oct 13 04:56:25.056 INFO kablam!    |
Oct 13 04:56:25.056 INFO kablam! 39 |     pub fn generate_random(&self) -> Result<String> {
Oct 13 04:56:25.056 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:56:25.056 INFO kablam!    |
Oct 13 04:56:25.056 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 04:56:25.056 INFO kablam! 
Oct 13 04:56:25.280 INFO kablam! warning: method is never used: `generate_random`
Oct 13 04:56:25.280 INFO kablam!   --> src/data.rs:39:5
Oct 13 04:56:25.280 INFO kablam!    |
Oct 13 04:56:25.281 INFO kablam! 39 |     pub fn generate_random(&self) -> Result<String> {
Oct 13 04:56:25.281 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 04:56:25.281 INFO kablam!    |
Oct 13 04:56:25.281 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 04:56:25.281 INFO kablam! 
Oct 13 04:56:25.313 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.81s
Oct 13 04:56:25.320 INFO kablam! su: No module specific data is present
Oct 13 04:56:25.985 INFO running `"docker" "rm" "-f" "a15096108f15456233cfe7b5b8f320681d1d142aebc982847b90d5a707767ce9"`
Oct 13 04:56:26.279 INFO blam! a15096108f15456233cfe7b5b8f320681d1d142aebc982847b90d5a707767ce9