Dec 04 06:13:37.209 INFO checking zackmdavis/Machine_Numeral_Identification_and_Sorting_Task against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 06:13:37.209 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 06:13:37.666 INFO [stdout] 54740876cf621f771e19362d697966ef6c2bdd3062b3cd71c09f495e7f3828be
Dec 04 06:13:37.668 INFO running `"docker" "start" "-a" "54740876cf621f771e19362d697966ef6c2bdd3062b3cd71c09f495e7f3828be"`
Dec 04 06:13:39.239 INFO [stderr] usermod: no changes
Dec 04 06:13:39.339 INFO [stderr]     Checking num-traits v0.1.41
Dec 04 06:13:39.339 INFO [stderr]    Compiling matrixmultiply v0.1.14
Dec 04 06:13:39.339 INFO [stderr]     Checking rawpointer v0.1.0
Dec 04 06:13:39.339 INFO [stderr]     Checking libc v0.2.34
Dec 04 06:13:39.341 INFO [stderr]     Checking byteorder v1.2.1
Dec 04 06:13:40.703 INFO [stderr]     Checking mnist v0.4.0
Dec 04 06:13:41.196 INFO [stderr]     Checking rand v0.3.18
Dec 04 06:13:41.415 INFO [stderr]     Checking num-integer v0.1.35
Dec 04 06:13:41.827 INFO [stderr]     Checking num-iter v0.1.34
Dec 04 06:13:42.159 INFO [stderr]     Checking num v0.1.41
Dec 04 06:13:42.299 INFO [stderr]     Checking rulinalg v0.3.7
Dec 04 06:13:44.989 INFO [stderr]     Checking rusty-machine v0.5.4
Dec 04 06:13:46.202 INFO [stderr]     Checking machine_numeral_identification_and_sorting_task v0.0.1 (/source)
Dec 04 06:13:46.404 INFO [stderr] warning: variant is never constructed: `Test`
Dec 04 06:13:46.404 INFO [stderr]   --> src/main.rs:19:5
Dec 04 06:13:46.404 INFO [stderr]    |
Dec 04 06:13:46.404 INFO [stderr] 19 |     Test
Dec 04 06:13:46.404 INFO [stderr]    |     ^^^^
Dec 04 06:13:46.404 INFO [stderr]    |
Dec 04 06:13:46.404 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 06:13:46.404 INFO [stderr] 
Dec 04 06:13:46.404 INFO [stderr] warning: method is never used: `digit`
Dec 04 06:13:46.404 INFO [stderr]   --> src/main.rs:31:5
Dec 04 06:13:46.404 INFO [stderr]    |
Dec 04 06:13:46.404 INFO [stderr] 31 |     fn digit(&self, set: Set, index: usize) -> Digit {
Dec 04 06:13:46.404 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:13:46.404 INFO [stderr] 
Dec 04 06:13:46.404 INFO [stderr] warning: variant is never constructed: `Test`
Dec 04 06:13:46.404 INFO [stderr]   --> src/main.rs:19:5
Dec 04 06:13:46.404 INFO [stderr]    |
Dec 04 06:13:46.404 INFO [stderr] 19 |     Test
Dec 04 06:13:46.404 INFO [stderr]    |     ^^^^
Dec 04 06:13:46.404 INFO [stderr]    |
Dec 04 06:13:46.404 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 06:13:46.404 INFO [stderr] 
Dec 04 06:13:46.404 INFO [stderr] warning: method is never used: `digit`
Dec 04 06:13:46.404 INFO [stderr]   --> src/main.rs:31:5
Dec 04 06:13:46.404 INFO [stderr]    |
Dec 04 06:13:46.404 INFO [stderr] 31 |     fn digit(&self, set: Set, index: usize) -> Digit {
Dec 04 06:13:46.404 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 06:13:46.404 INFO [stderr] 
Dec 04 06:13:46.430 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.15s
Dec 04 06:13:46.430 INFO [stderr] su: No module specific data is present
Dec 04 06:13:46.662 INFO running `"docker" "inspect" "54740876cf621f771e19362d697966ef6c2bdd3062b3cd71c09f495e7f3828be"`
Dec 04 06:13:46.740 INFO running `"docker" "rm" "-f" "54740876cf621f771e19362d697966ef6c2bdd3062b3cd71c09f495e7f3828be"`
Dec 04 06:13:46.837 INFO [stdout] 54740876cf621f771e19362d697966ef6c2bdd3062b3cd71c09f495e7f3828be