Nov 30 17:48:31.993 INFO checking promises-0.2.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 17:48:31.994 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 30 17:48:32.518 INFO [stdout] 6cc16c6da2e4054c79dab2b95afb106914cd2eaf880ae9b489a2297ad5bf4db5
Nov 30 17:48:32.520 INFO running `"docker" "start" "-a" "6cc16c6da2e4054c79dab2b95afb106914cd2eaf880ae9b489a2297ad5bf4db5"`
Nov 30 17:48:34.163 INFO [stderr] usermod: no changes
Nov 30 17:48:34.176 INFO [stderr]     Checking promises v0.2.0 (/source)
Nov 30 17:48:35.116 INFO [stderr] warning: unused import: `std::fs`
Nov 30 17:48:35.116 INFO [stderr]  --> src/tests.rs:4:5
Nov 30 17:48:35.116 INFO [stderr]   |
Nov 30 17:48:35.116 INFO [stderr] 4 | use std::fs;
Nov 30 17:48:35.116 INFO [stderr]   |     ^^^^^^^
Nov 30 17:48:35.116 INFO [stderr]   |
Nov 30 17:48:35.128 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 17:48:35.128 INFO [stderr] 
Nov 30 17:48:35.196 INFO [stderr] warning: unused variable: `file`
Nov 30 17:48:35.196 INFO [stderr]   --> src/tests.rs:23:12
Nov 30 17:48:35.196 INFO [stderr]    |
Nov 30 17:48:35.196 INFO [stderr] 23 |         Ok(file) => println!("Created a file!"),
Nov 30 17:48:35.196 INFO [stderr]    |            ^^^^ help: consider using `_file` instead
Nov 30 17:48:35.196 INFO [stderr]    |
Nov 30 17:48:35.196 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 17:48:35.196 INFO [stderr] 
Nov 30 17:48:35.196 INFO [stderr] warning: unused variable: `p`
Nov 30 17:48:35.196 INFO [stderr]   --> src/tests.rs:31:9
Nov 30 17:48:35.196 INFO [stderr]    |
Nov 30 17:48:35.196 INFO [stderr] 31 |     let p: Promise<(), ()> = Promise::new(|| {
Nov 30 17:48:35.196 INFO [stderr]    |         ^ help: consider using `_p` instead
Nov 30 17:48:35.196 INFO [stderr] 
Nov 30 17:48:35.214 INFO [stderr] warning: function is never used: `create_file`
Nov 30 17:48:35.215 INFO [stderr]   --> src/tests.rs:13:1
Nov 30 17:48:35.215 INFO [stderr]    |
Nov 30 17:48:35.215 INFO [stderr] 13 | fn create_file() -> Result<File, io::Error> {
Nov 30 17:48:35.215 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 17:48:35.215 INFO [stderr]    |
Nov 30 17:48:35.215 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 17:48:35.215 INFO [stderr] 
Nov 30 17:48:35.274 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Nov 30 17:48:35.276 INFO [stderr] su: No module specific data is present
Nov 30 17:48:35.779 INFO running `"docker" "inspect" "6cc16c6da2e4054c79dab2b95afb106914cd2eaf880ae9b489a2297ad5bf4db5"`
Nov 30 17:48:36.050 INFO running `"docker" "rm" "-f" "6cc16c6da2e4054c79dab2b95afb106914cd2eaf880ae9b489a2297ad5bf4db5"`
Nov 30 17:48:36.242 INFO [stdout] 6cc16c6da2e4054c79dab2b95afb106914cd2eaf880ae9b489a2297ad5bf4db5