Dec 05 05:29:54.660 INFO checking tiny-secp256k1-0.1.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 05:29:54.660 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 05 05:29:55.171 INFO [stdout] 83f21ef6cdceb1ba24ec4d51c9a716369ba241f187c7bbf95907ce8db2fb449a
Dec 05 05:29:55.173 INFO running `"docker" "start" "-a" "83f21ef6cdceb1ba24ec4d51c9a716369ba241f187c7bbf95907ce8db2fb449a"`
Dec 05 05:29:56.218 INFO [stderr] usermod: no changes
Dec 05 05:29:56.378 INFO [stderr]     Checking odds v0.2.26
Dec 05 05:29:56.378 INFO [stderr]     Checking nodrop v0.1.13
Dec 05 05:29:56.378 INFO [stderr]     Checking tiny-secp256k1 v0.1.0 (/source)
Dec 05 05:29:56.391 INFO [stderr]    Compiling secp256k1 v0.6.3
Dec 05 05:29:56.391 INFO [stderr]     Checking serde v0.6.15
Dec 05 05:29:57.321 INFO [stderr] warning: unused return value of `core::ops::Mul::mul` that must be used
Dec 05 05:29:57.321 INFO [stderr]    --> src/big_num.rs:281:4
Dec 05 05:29:57.321 INFO [stderr]     |
Dec 05 05:29:57.321 INFO [stderr] 281 |             self.mul(rhs.words[0]);
Dec 05 05:29:57.321 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:29:57.321 INFO [stderr]     |
Dec 05 05:29:57.321 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 05:29:57.321 INFO [stderr] 
Dec 05 05:29:57.987 INFO [stderr]     Checking arrayvec v0.3.25
Dec 05 05:30:01.087 INFO [stderr]     Checking serde_json v0.6.1
Dec 05 05:30:05.383 INFO [stderr] warning: unused return value of `core::ops::Mul::mul` that must be used
Dec 05 05:30:05.383 INFO [stderr]    --> src/big_num.rs:281:4
Dec 05 05:30:05.383 INFO [stderr]     |
Dec 05 05:30:05.383 INFO [stderr] 281 |             self.mul(rhs.words[0]);
Dec 05 05:30:05.383 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:30:05.383 INFO [stderr]     |
Dec 05 05:30:05.383 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 05:30:05.383 INFO [stderr] 
Dec 05 05:30:05.764 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.50s
Dec 05 05:30:05.771 INFO [stderr] su: No module specific data is present
Dec 05 05:30:06.245 INFO running `"docker" "inspect" "83f21ef6cdceb1ba24ec4d51c9a716369ba241f187c7bbf95907ce8db2fb449a"`
Dec 05 05:30:06.423 INFO running `"docker" "rm" "-f" "83f21ef6cdceb1ba24ec4d51c9a716369ba241f187c7bbf95907ce8db2fb449a"`
Dec 05 05:30:06.569 INFO [stdout] 83f21ef6cdceb1ba24ec4d51c9a716369ba241f187c7bbf95907ce8db2fb449a