Dec 04 09:01:21.218 INFO checking talnetd/jrmath against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:01:21.218 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 09:01:21.636 INFO [stdout] ba30a3d0062c38b55d6a1926a1940935da598e76ab03daa0733e07aa9f78a14f
Dec 04 09:01:21.639 INFO running `"docker" "start" "-a" "ba30a3d0062c38b55d6a1926a1940935da598e76ab03daa0733e07aa9f78a14f"`
Dec 04 09:01:22.923 INFO [stderr] usermod: no changes
Dec 04 09:01:22.957 INFO [stderr]     Checking jrmath v0.0.1 (/source)
Dec 04 09:01:23.251 INFO [stderr] warning: struct is never constructed: `Hex`
Dec 04 09:01:23.251 INFO [stderr]   --> src/main.rs:17:1
Dec 04 09:01:23.251 INFO [stderr]    |
Dec 04 09:01:23.251 INFO [stderr] 17 | struct Hex {
Dec 04 09:01:23.251 INFO [stderr]    | ^^^^^^^^^^
Dec 04 09:01:23.251 INFO [stderr]    |
Dec 04 09:01:23.251 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 09:01:23.251 INFO [stderr] 
Dec 04 09:01:23.251 INFO [stderr] warning: function is never used: `print_number`
Dec 04 09:01:23.251 INFO [stderr]   --> src/main.rs:57:1
Dec 04 09:01:23.251 INFO [stderr]    |
Dec 04 09:01:23.251 INFO [stderr] 57 | fn print_number(x: i32) {
Dec 04 09:01:23.251 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:01:23.251 INFO [stderr] 
Dec 04 09:01:23.251 INFO [stderr] warning: function is never used: `sum`
Dec 04 09:01:23.251 INFO [stderr]   --> src/main.rs:62:1
Dec 04 09:01:23.251 INFO [stderr]    |
Dec 04 09:01:23.251 INFO [stderr] 62 | fn sum(x: i32, y: i32) -> i32 {
Dec 04 09:01:23.251 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:01:23.251 INFO [stderr] 
Dec 04 09:01:23.251 INFO [stderr] warning: function is never used: `factorial`
Dec 04 09:01:23.251 INFO [stderr]   --> src/main.rs:67:1
Dec 04 09:01:23.251 INFO [stderr]    |
Dec 04 09:01:23.251 INFO [stderr] 67 | fn factorial(x: i32) -> i32 {
Dec 04 09:01:23.251 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:01:23.251 INFO [stderr] 
Dec 04 09:01:23.299 INFO [stderr] warning: struct is never constructed: `Hex`
Dec 04 09:01:23.299 INFO [stderr]   --> src/main.rs:17:1
Dec 04 09:01:23.299 INFO [stderr]    |
Dec 04 09:01:23.299 INFO [stderr] 17 | struct Hex {
Dec 04 09:01:23.299 INFO [stderr]    | ^^^^^^^^^^
Dec 04 09:01:23.299 INFO [stderr]    |
Dec 04 09:01:23.299 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 09:01:23.299 INFO [stderr] 
Dec 04 09:01:23.299 INFO [stderr] warning: function is never used: `print_number`
Dec 04 09:01:23.299 INFO [stderr]   --> src/main.rs:57:1
Dec 04 09:01:23.299 INFO [stderr]    |
Dec 04 09:01:23.299 INFO [stderr] 57 | fn print_number(x: i32) {
Dec 04 09:01:23.299 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:01:23.299 INFO [stderr] 
Dec 04 09:01:23.299 INFO [stderr] warning: function is never used: `sum`
Dec 04 09:01:23.299 INFO [stderr]   --> src/main.rs:62:1
Dec 04 09:01:23.299 INFO [stderr]    |
Dec 04 09:01:23.299 INFO [stderr] 62 | fn sum(x: i32, y: i32) -> i32 {
Dec 04 09:01:23.299 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:01:23.299 INFO [stderr] 
Dec 04 09:01:23.299 INFO [stderr] warning: function is never used: `factorial`
Dec 04 09:01:23.299 INFO [stderr]   --> src/main.rs:67:1
Dec 04 09:01:23.299 INFO [stderr]    |
Dec 04 09:01:23.299 INFO [stderr] 67 | fn factorial(x: i32) -> i32 {
Dec 04 09:01:23.299 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:01:23.299 INFO [stderr] 
Dec 04 09:01:23.315 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
Dec 04 09:01:23.316 INFO [stderr] su: No module specific data is present
Dec 04 09:01:23.685 INFO running `"docker" "inspect" "ba30a3d0062c38b55d6a1926a1940935da598e76ab03daa0733e07aa9f78a14f"`
Dec 04 09:01:23.899 INFO running `"docker" "rm" "-f" "ba30a3d0062c38b55d6a1926a1940935da598e76ab03daa0733e07aa9f78a14f"`
Dec 04 09:01:24.159 INFO [stdout] ba30a3d0062c38b55d6a1926a1940935da598e76ab03daa0733e07aa9f78a14f