Dec 12 18:36:34.864 INFO checking IMAPServer-0.0.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 18:36:34.864 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 18:36:35.172 INFO [stdout] fc7ded2c21e1c0fd9754e56da3fe369bdeed667f3c06c552ba66829b74354acd
Dec 12 18:36:35.176 INFO running `"docker" "start" "-a" "fc7ded2c21e1c0fd9754e56da3fe369bdeed667f3c06c552ba66829b74354acd"`
Dec 12 18:36:35.795 INFO [stderr] usermod: no changes
Dec 12 18:36:35.894 INFO [stderr]     Checking config v0.4.1
Dec 12 18:36:37.366 INFO [stderr]     Checking IMAPServer v0.0.0 (/source)
Dec 12 18:36:38.620 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 12 18:36:38.620 INFO [stderr]   |
Dec 12 18:36:38.620 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 12 18:36:38.620 INFO [stderr] 
Dec 12 18:36:38.626 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 18:36:38.626 INFO [stderr]  --> src/main.rs:5:5
Dec 12 18:36:38.626 INFO [stderr]   |
Dec 12 18:36:38.626 INFO [stderr] 5 |     helper::get_config().set_default("RFC", "3501");
Dec 12 18:36:38.626 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 18:36:38.626 INFO [stderr]   |
Dec 12 18:36:38.626 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 12 18:36:38.626 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 18:36:38.626 INFO [stderr] 
Dec 12 18:36:38.843 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 12 18:36:38.843 INFO [stderr]   |
Dec 12 18:36:38.843 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 12 18:36:38.843 INFO [stderr] 
Dec 12 18:36:38.849 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 18:36:38.849 INFO [stderr]  --> src/main.rs:5:5
Dec 12 18:36:38.849 INFO [stderr]   |
Dec 12 18:36:38.849 INFO [stderr] 5 |     helper::get_config().set_default("RFC", "3501");
Dec 12 18:36:38.849 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 18:36:38.849 INFO [stderr]   |
Dec 12 18:36:38.849 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 12 18:36:38.849 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 18:36:38.849 INFO [stderr] 
Dec 12 18:36:38.865 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
Dec 12 18:36:38.871 INFO [stderr] su: No module specific data is present
Dec 12 18:36:39.237 INFO running `"docker" "inspect" "fc7ded2c21e1c0fd9754e56da3fe369bdeed667f3c06c552ba66829b74354acd"`
Dec 12 18:36:39.414 INFO running `"docker" "rm" "-f" "fc7ded2c21e1c0fd9754e56da3fe369bdeed667f3c06c552ba66829b74354acd"`
Dec 12 18:36:39.644 INFO [stdout] fc7ded2c21e1c0fd9754e56da3fe369bdeed667f3c06c552ba66829b74354acd