Dec 04 22:20:51.722 INFO checking ashelleyPurdue/rust_prng against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 22:20:51.722 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 22:20:52.051 INFO [stdout] a59b5b3ab445c19704a95f2640aba9b867b72711ccc8c0f53158a4e6df109901
Dec 04 22:20:52.057 INFO running `"docker" "start" "-a" "a59b5b3ab445c19704a95f2640aba9b867b72711ccc8c0f53158a4e6df109901"`
Dec 04 22:20:53.734 INFO [stderr] usermod: no changes
Dec 04 22:20:53.827 INFO [stderr]     Checking rng_struct v0.1.0 (/source)
Dec 04 22:20:54.395 INFO [stderr] warning: field is never used: `seed`
Dec 04 22:20:54.395 INFO [stderr]  --> src/random.rs:5:5
Dec 04 22:20:54.395 INFO [stderr]   |
Dec 04 22:20:54.395 INFO [stderr] 5 |     seed: u64,
Dec 04 22:20:54.395 INFO [stderr]   |     ^^^^^^^^^
Dec 04 22:20:54.395 INFO [stderr]   |
Dec 04 22:20:54.395 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 22:20:54.395 INFO [stderr] 
Dec 04 22:20:54.395 INFO [stderr] warning: constant item is never used: `LARGEST_U64_PRIME`
Dec 04 22:20:54.395 INFO [stderr]  --> src/hashing.rs:1:1
Dec 04 22:20:54.395 INFO [stderr]   |
Dec 04 22:20:54.395 INFO [stderr] 1 | const LARGEST_U64_PRIME: u64 = 2305843009213693951;        // Equivalent to 61 straight 1's in binary
Dec 04 22:20:54.395 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:20:54.395 INFO [stderr] 
Dec 04 22:20:54.395 INFO [stderr] warning: function is never used: `mod_exp_hash`
Dec 04 22:20:54.395 INFO [stderr]   --> src/hashing.rs:18:1
Dec 04 22:20:54.395 INFO [stderr]    |
Dec 04 22:20:54.395 INFO [stderr] 18 | pub fn mod_exp_hash(num: u64) -> u64
Dec 04 22:20:54.395 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:20:54.395 INFO [stderr] 
Dec 04 22:20:54.395 INFO [stderr] warning: function is never used: `mod_exp`
Dec 04 22:20:54.395 INFO [stderr]   --> src/hashing.rs:31:1
Dec 04 22:20:54.395 INFO [stderr]    |
Dec 04 22:20:54.395 INFO [stderr] 31 | fn mod_exp(base: u64, exp: u64, modulo: u64) -> u64
Dec 04 22:20:54.395 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:20:54.395 INFO [stderr] 
Dec 04 22:20:54.535 INFO [stderr] warning: field is never used: `seed`
Dec 04 22:20:54.535 INFO [stderr]  --> src/random.rs:5:5
Dec 04 22:20:54.535 INFO [stderr]   |
Dec 04 22:20:54.535 INFO [stderr] 5 |     seed: u64,
Dec 04 22:20:54.535 INFO [stderr]   |     ^^^^^^^^^
Dec 04 22:20:54.535 INFO [stderr]   |
Dec 04 22:20:54.535 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 22:20:54.535 INFO [stderr] 
Dec 04 22:20:54.535 INFO [stderr] warning: constant item is never used: `LARGEST_U64_PRIME`
Dec 04 22:20:54.535 INFO [stderr]  --> src/hashing.rs:1:1
Dec 04 22:20:54.535 INFO [stderr]   |
Dec 04 22:20:54.535 INFO [stderr] 1 | const LARGEST_U64_PRIME: u64 = 2305843009213693951;        // Equivalent to 61 straight 1's in binary
Dec 04 22:20:54.535 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:20:54.535 INFO [stderr] 
Dec 04 22:20:54.535 INFO [stderr] warning: function is never used: `mod_exp_hash`
Dec 04 22:20:54.535 INFO [stderr]   --> src/hashing.rs:18:1
Dec 04 22:20:54.536 INFO [stderr]    |
Dec 04 22:20:54.536 INFO [stderr] 18 | pub fn mod_exp_hash(num: u64) -> u64
Dec 04 22:20:54.536 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:20:54.536 INFO [stderr] 
Dec 04 22:20:54.536 INFO [stderr] warning: function is never used: `mod_exp`
Dec 04 22:20:54.536 INFO [stderr]   --> src/hashing.rs:31:1
Dec 04 22:20:54.536 INFO [stderr]    |
Dec 04 22:20:54.536 INFO [stderr] 31 | fn mod_exp(base: u64, exp: u64, modulo: u64) -> u64
Dec 04 22:20:54.536 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:20:54.536 INFO [stderr] 
Dec 04 22:20:54.563 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 04 22:20:54.567 INFO [stderr] su: No module specific data is present
Dec 04 22:20:55.296 INFO running `"docker" "inspect" "a59b5b3ab445c19704a95f2640aba9b867b72711ccc8c0f53158a4e6df109901"`
Dec 04 22:20:55.577 INFO running `"docker" "rm" "-f" "a59b5b3ab445c19704a95f2640aba9b867b72711ccc8c0f53158a4e6df109901"`
Dec 04 22:20:55.823 INFO [stdout] a59b5b3ab445c19704a95f2640aba9b867b72711ccc8c0f53158a4e6df109901