Dec 12 02:20:01.984 INFO checking IminatoPo/Beginner against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 02:20:01.984 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 02:20:02.470 INFO [stdout] a2b4fadd143484b8057af3770663aa469cf76344917700ef63fed2a4739577ab
Dec 12 02:20:02.472 INFO running `"docker" "start" "-a" "a2b4fadd143484b8057af3770663aa469cf76344917700ef63fed2a4739577ab"`
Dec 12 02:20:04.340 INFO [stderr] usermod: no changes
Dec 12 02:20:04.396 INFO [stderr]     Checking Hello_Rust v0.1.0 (/source)
Dec 12 02:20:05.096 INFO [stderr] warning: variable does not need to be mutable
Dec 12 02:20:05.096 INFO [stderr]  --> src/main.rs:2:6
Dec 12 02:20:05.097 INFO [stderr]   |
Dec 12 02:20:05.097 INFO [stderr] 2 |     let mut rust = "Rust";
Dec 12 02:20:05.097 INFO [stderr]   |         ----^^^^
Dec 12 02:20:05.097 INFO [stderr]   |         |
Dec 12 02:20:05.098 INFO [stderr]   |         help: remove this `mut`
Dec 12 02:20:05.098 INFO [stderr]   |
Dec 12 02:20:05.098 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 02:20:05.098 INFO [stderr] 
Dec 12 02:20:05.099 INFO [stderr] warning: crate `Hello_Rust` should have a snake case name such as `hello_rust`
Dec 12 02:20:05.099 INFO [stderr]   |
Dec 12 02:20:05.099 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 12 02:20:05.099 INFO [stderr] 
Dec 12 02:20:05.318 INFO [stderr] warning: variable does not need to be mutable
Dec 12 02:20:05.319 INFO [stderr]  --> src/main.rs:2:6
Dec 12 02:20:05.319 INFO [stderr]   |
Dec 12 02:20:05.319 INFO [stderr] 2 |     let mut rust = "Rust";
Dec 12 02:20:05.320 INFO [stderr]   |         ----^^^^
Dec 12 02:20:05.320 INFO [stderr]   |         |
Dec 12 02:20:05.320 INFO [stderr]   |         help: remove this `mut`
Dec 12 02:20:05.320 INFO [stderr]   |
Dec 12 02:20:05.321 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 02:20:05.321 INFO [stderr] 
Dec 12 02:20:05.321 INFO [stderr] warning: crate `Hello_Rust` should have a snake case name such as `hello_rust`
Dec 12 02:20:05.321 INFO [stderr]   |
Dec 12 02:20:05.321 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 12 02:20:05.321 INFO [stderr] 
Dec 12 02:20:05.361 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 12 02:20:05.363 INFO [stderr] su: No module specific data is present
Dec 12 02:20:06.168 INFO running `"docker" "inspect" "a2b4fadd143484b8057af3770663aa469cf76344917700ef63fed2a4739577ab"`
Dec 12 02:20:06.436 INFO running `"docker" "rm" "-f" "a2b4fadd143484b8057af3770663aa469cf76344917700ef63fed2a4739577ab"`
Dec 12 02:20:06.672 INFO [stdout] a2b4fadd143484b8057af3770663aa469cf76344917700ef63fed2a4739577ab