Dec 11 20:49:59.832 INFO checking chupe/rust-collections against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 20:49:59.832 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 11 20:50:00.323 INFO [stdout] 039eb3786c03c4752e0de4193d859150d8f9686021a48aa5e59166bc26c41dd1
Dec 11 20:50:00.330 INFO running `"docker" "start" "-a" "039eb3786c03c4752e0de4193d859150d8f9686021a48aa5e59166bc26c41dd1"`
Dec 11 20:50:01.458 INFO [stderr] usermod: no changes
Dec 11 20:50:01.511 INFO [stderr]     Checking collections v0.1.0 (/source)
Dec 11 20:50:02.100 INFO [stderr] warning: value assigned to `median_result` is never read
Dec 11 20:50:02.100 INFO [stderr]   --> src/main.rs:19:13
Dec 11 20:50:02.100 INFO [stderr]    |
Dec 11 20:50:02.100 INFO [stderr] 19 |     let mut median_result: f32 = 0.0;
Dec 11 20:50:02.100 INFO [stderr]    |             ^^^^^^^^^^^^^
Dec 11 20:50:02.100 INFO [stderr]    |
Dec 11 20:50:02.100 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 11 20:50:02.100 INFO [stderr] 
Dec 11 20:50:02.252 INFO [stderr] warning: value assigned to `median_result` is never read
Dec 11 20:50:02.252 INFO [stderr]   --> src/main.rs:19:13
Dec 11 20:50:02.252 INFO [stderr]    |
Dec 11 20:50:02.252 INFO [stderr] 19 |     let mut median_result: f32 = 0.0;
Dec 11 20:50:02.252 INFO [stderr]    |             ^^^^^^^^^^^^^
Dec 11 20:50:02.252 INFO [stderr]    |
Dec 11 20:50:02.252 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 11 20:50:02.252 INFO [stderr] 
Dec 11 20:50:02.292 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Dec 11 20:50:02.304 INFO [stderr] su: No module specific data is present
Dec 11 20:50:03.207 INFO running `"docker" "inspect" "039eb3786c03c4752e0de4193d859150d8f9686021a48aa5e59166bc26c41dd1"`
Dec 11 20:50:03.502 INFO running `"docker" "rm" "-f" "039eb3786c03c4752e0de4193d859150d8f9686021a48aa5e59166bc26c41dd1"`
Dec 11 20:50:03.818 INFO [stdout] 039eb3786c03c4752e0de4193d859150d8f9686021a48aa5e59166bc26c41dd1