Nov 28 07:43:42.353 INFO checking chupe/rust-collections against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 07:43:42.354 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 07:43:42.758 INFO [stdout] b52994be2a46cc1666f2a04cb80cb9d2d42794b48649afb97e54dce97751f903
Nov 28 07:43:42.759 INFO running `"docker" "start" "-a" "b52994be2a46cc1666f2a04cb80cb9d2d42794b48649afb97e54dce97751f903"`
Nov 28 07:43:43.701 INFO [stderr] usermod: no changes
Nov 28 07:43:43.773 INFO [stderr]     Checking collections v0.1.0 (/source)
Nov 28 07:43:44.266 INFO [stderr] warning: value assigned to `median_result` is never read
Nov 28 07:43:44.266 INFO [stderr]   --> src/main.rs:19:13
Nov 28 07:43:44.266 INFO [stderr]    |
Nov 28 07:43:44.267 INFO [stderr] 19 |     let mut median_result: f32 = 0.0;
Nov 28 07:43:44.267 INFO [stderr]    |             ^^^^^^^^^^^^^
Nov 28 07:43:44.267 INFO [stderr]    |
Nov 28 07:43:44.268 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 07:43:44.268 INFO [stderr] 
Nov 28 07:43:44.373 INFO [stderr] warning: value assigned to `median_result` is never read
Nov 28 07:43:44.374 INFO [stderr]   --> src/main.rs:19:13
Nov 28 07:43:44.374 INFO [stderr]    |
Nov 28 07:43:44.374 INFO [stderr] 19 |     let mut median_result: f32 = 0.0;
Nov 28 07:43:44.374 INFO [stderr]    |             ^^^^^^^^^^^^^
Nov 28 07:43:44.374 INFO [stderr]    |
Nov 28 07:43:44.374 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 07:43:44.374 INFO [stderr] 
Nov 28 07:43:44.389 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Nov 28 07:43:44.391 INFO [stderr] su: No module specific data is present
Nov 28 07:43:44.753 INFO running `"docker" "inspect" "b52994be2a46cc1666f2a04cb80cb9d2d42794b48649afb97e54dce97751f903"`
Nov 28 07:43:44.993 INFO running `"docker" "rm" "-f" "b52994be2a46cc1666f2a04cb80cb9d2d42794b48649afb97e54dce97751f903"`
Nov 28 07:43:45.260 INFO [stdout] b52994be2a46cc1666f2a04cb80cb9d2d42794b48649afb97e54dce97751f903