Dec 11 08:15:37.945 INFO checking talnetd/jrmath against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 08:15:37.945 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 08:15:38.282 INFO [stdout] 6bc0f4338bb4eb37e30197647e9382895ea2cdf0ae9344244b404f0ad4577211
Dec 11 08:15:38.285 INFO running `"docker" "start" "-a" "6bc0f4338bb4eb37e30197647e9382895ea2cdf0ae9344244b404f0ad4577211"`
Dec 11 08:15:39.260 INFO [stderr] usermod: no changes
Dec 11 08:15:39.320 INFO [stderr]     Checking jrmath v0.0.1 (/source)
Dec 11 08:15:39.527 INFO [stderr] warning: struct is never constructed: `Hex`
Dec 11 08:15:39.527 INFO [stderr]   --> src/main.rs:17:1
Dec 11 08:15:39.527 INFO [stderr]    |
Dec 11 08:15:39.527 INFO [stderr] 17 | struct Hex {
Dec 11 08:15:39.527 INFO [stderr]    | ^^^^^^^^^^
Dec 11 08:15:39.527 INFO [stderr]    |
Dec 11 08:15:39.527 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 08:15:39.527 INFO [stderr] 
Dec 11 08:15:39.527 INFO [stderr] warning: function is never used: `print_number`
Dec 11 08:15:39.527 INFO [stderr]   --> src/main.rs:57:1
Dec 11 08:15:39.527 INFO [stderr]    |
Dec 11 08:15:39.527 INFO [stderr] 57 | fn print_number(x: i32) {
Dec 11 08:15:39.527 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:15:39.527 INFO [stderr] 
Dec 11 08:15:39.527 INFO [stderr] warning: function is never used: `sum`
Dec 11 08:15:39.527 INFO [stderr]   --> src/main.rs:62:1
Dec 11 08:15:39.527 INFO [stderr]    |
Dec 11 08:15:39.527 INFO [stderr] 62 | fn sum(x: i32, y: i32) -> i32 {
Dec 11 08:15:39.527 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:15:39.527 INFO [stderr] 
Dec 11 08:15:39.527 INFO [stderr] warning: function is never used: `factorial`
Dec 11 08:15:39.527 INFO [stderr]   --> src/main.rs:67:1
Dec 11 08:15:39.527 INFO [stderr]    |
Dec 11 08:15:39.527 INFO [stderr] 67 | fn factorial(x: i32) -> i32 {
Dec 11 08:15:39.527 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:15:39.527 INFO [stderr] 
Dec 11 08:15:39.596 INFO [stderr] warning: struct is never constructed: `Hex`
Dec 11 08:15:39.597 INFO [stderr]   --> src/main.rs:17:1
Dec 11 08:15:39.597 INFO [stderr]    |
Dec 11 08:15:39.598 INFO [stderr] 17 | struct Hex {
Dec 11 08:15:39.598 INFO [stderr]    | ^^^^^^^^^^
Dec 11 08:15:39.598 INFO [stderr]    |
Dec 11 08:15:39.598 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 08:15:39.598 INFO [stderr] 
Dec 11 08:15:39.598 INFO [stderr] warning: function is never used: `print_number`
Dec 11 08:15:39.598 INFO [stderr]   --> src/main.rs:57:1
Dec 11 08:15:39.598 INFO [stderr]    |
Dec 11 08:15:39.598 INFO [stderr] 57 | fn print_number(x: i32) {
Dec 11 08:15:39.598 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:15:39.599 INFO [stderr] 
Dec 11 08:15:39.600 INFO [stderr] warning: function is never used: `sum`
Dec 11 08:15:39.600 INFO [stderr]   --> src/main.rs:62:1
Dec 11 08:15:39.600 INFO [stderr]    |
Dec 11 08:15:39.600 INFO [stderr] 62 | fn sum(x: i32, y: i32) -> i32 {
Dec 11 08:15:39.600 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:15:39.600 INFO [stderr] 
Dec 11 08:15:39.600 INFO [stderr] warning: function is never used: `factorial`
Dec 11 08:15:39.600 INFO [stderr]   --> src/main.rs:67:1
Dec 11 08:15:39.600 INFO [stderr]    |
Dec 11 08:15:39.600 INFO [stderr] 67 | fn factorial(x: i32) -> i32 {
Dec 11 08:15:39.600 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 08:15:39.600 INFO [stderr] 
Dec 11 08:15:39.644 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
Dec 11 08:15:39.647 INFO [stderr] su: No module specific data is present
Dec 11 08:15:40.054 INFO running `"docker" "inspect" "6bc0f4338bb4eb37e30197647e9382895ea2cdf0ae9344244b404f0ad4577211"`
Dec 11 08:15:40.116 INFO running `"docker" "rm" "-f" "6bc0f4338bb4eb37e30197647e9382895ea2cdf0ae9344244b404f0ad4577211"`
Dec 11 08:15:40.221 INFO [stdout] 6bc0f4338bb4eb37e30197647e9382895ea2cdf0ae9344244b404f0ad4577211