Dec 04 16:54:57.183 INFO checking jalalazimi/rust-zoo against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 16:54:57.183 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 16:54:57.661 INFO [stdout] 1de9ade0ff2d3c8acd521bb70580a41b435403d357510d577eae78fe4c04ca4d
Dec 04 16:54:57.663 INFO running `"docker" "start" "-a" "1de9ade0ff2d3c8acd521bb70580a41b435403d357510d577eae78fe4c04ca4d"`
Dec 04 16:54:58.855 INFO [stderr] usermod: no changes
Dec 04 16:54:58.893 INFO [stderr]     Checking rust-zoo v0.1.0 (/source)
Dec 04 16:54:59.214 INFO [stderr] warning: value assigned to `is_prime` is never read
Dec 04 16:54:59.214 INFO [stderr]  --> src/primes.rs:4:17
Dec 04 16:54:59.214 INFO [stderr]   |
Dec 04 16:54:59.214 INFO [stderr] 4 |         let mut is_prime: bool = true;
Dec 04 16:54:59.214 INFO [stderr]   |                 ^^^^^^^^
Dec 04 16:54:59.214 INFO [stderr]   |
Dec 04 16:54:59.214 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 04 16:54:59.214 INFO [stderr] 
Dec 04 16:54:59.332 INFO [stderr] warning: value assigned to `is_prime` is never read
Dec 04 16:54:59.332 INFO [stderr]  --> src/primes.rs:4:17
Dec 04 16:54:59.332 INFO [stderr]   |
Dec 04 16:54:59.332 INFO [stderr] 4 |         let mut is_prime: bool = true;
Dec 04 16:54:59.332 INFO [stderr]   |                 ^^^^^^^^
Dec 04 16:54:59.332 INFO [stderr]   |
Dec 04 16:54:59.332 INFO [stderr]   = note: #[warn(unused_assignments)] on by default
Dec 04 16:54:59.332 INFO [stderr] 
Dec 04 16:54:59.377 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 04 16:54:59.377 INFO [stderr] su: No module specific data is present
Dec 04 16:54:59.814 INFO running `"docker" "inspect" "1de9ade0ff2d3c8acd521bb70580a41b435403d357510d577eae78fe4c04ca4d"`
Dec 04 16:54:59.948 INFO running `"docker" "rm" "-f" "1de9ade0ff2d3c8acd521bb70580a41b435403d357510d577eae78fe4c04ca4d"`
Dec 04 16:55:00.098 INFO [stdout] 1de9ade0ff2d3c8acd521bb70580a41b435403d357510d577eae78fe4c04ca4d