Dec 05 14:06:08.439 INFO checking ethereum-bigint-0.2.9 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481 Dec 05 14:06:08.439 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 14:06:08.742 INFO [stdout] f67650a834becb41134e4e2f7dd42a8bd2659f1731e8e7daa9e6ca297481f4d4 Dec 05 14:06:08.744 INFO running `"docker" "start" "-a" "f67650a834becb41134e4e2f7dd42a8bd2659f1731e8e7daa9e6ca297481f4d4"` Dec 05 14:06:09.758 INFO [stderr] usermod: no changes Dec 05 14:06:09.831 INFO [stderr] Checking ethereum-hexutil v0.2.3 Dec 05 14:06:10.395 INFO [stderr] Checking ethereum-rlp v0.2.3 Dec 05 14:06:11.383 INFO [stderr] Checking ethereum-bigint v0.2.9 (/source) Dec 05 14:06:14.303 INFO [stderr] warning: type alias is never used: `H256FastMap` Dec 05 14:06:14.303 INFO [stderr] --> src/hash/mod.rs:541:1 Dec 05 14:06:14.303 INFO [stderr] | Dec 05 14:06:14.303 INFO [stderr] 541 | pub type H256FastMap = Map>; Dec 05 14:06:14.303 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 05 14:06:14.303 INFO [stderr] | Dec 05 14:06:14.303 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 05 14:06:14.303 INFO [stderr] Dec 05 14:06:14.303 INFO [stderr] warning: type alias is never used: `H256FastSet` Dec 05 14:06:14.303 INFO [stderr] --> src/hash/mod.rs:544:1 Dec 05 14:06:14.303 INFO [stderr] | Dec 05 14:06:14.303 INFO [stderr] 544 | pub type H256FastSet = Set>; Dec 05 14:06:14.303 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 05 14:06:14.303 INFO [stderr] Dec 05 14:06:15.863 INFO [stderr] warning: type alias is never used: `H256FastMap` Dec 05 14:06:15.863 INFO [stderr] --> src/hash/mod.rs:541:1 Dec 05 14:06:15.863 INFO [stderr] | Dec 05 14:06:15.863 INFO [stderr] 541 | pub type H256FastMap = Map>; Dec 05 14:06:15.863 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 05 14:06:15.863 INFO [stderr] | Dec 05 14:06:15.863 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 05 14:06:15.863 INFO [stderr] Dec 05 14:06:15.863 INFO [stderr] warning: type alias is never used: `H256FastSet` Dec 05 14:06:15.863 INFO [stderr] --> src/hash/mod.rs:544:1 Dec 05 14:06:15.863 INFO [stderr] | Dec 05 14:06:15.863 INFO [stderr] 544 | pub type H256FastSet = Set>; Dec 05 14:06:15.863 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 05 14:06:15.863 INFO [stderr] Dec 05 14:06:15.927 INFO [stderr] error: unused arithmetic operation that must be used Dec 05 14:06:15.927 INFO [stderr] --> src/uint/tests.rs:334:5 Dec 05 14:06:15.927 INFO [stderr] | Dec 05 14:06:15.927 INFO [stderr] 334 | / U128::from_str("ffffffffffffffffffffffffffffffff").unwrap() Dec 05 14:06:15.927 INFO [stderr] 335 | | + Dec 05 14:06:15.927 INFO [stderr] 336 | | U128::from_str("ffffffffffffffffffffffffffffffff").unwrap(); Dec 05 14:06:15.927 INFO [stderr] | |___________________________________________________________________^ Dec 05 14:06:15.927 INFO [stderr] | Dec 05 14:06:15.927 INFO [stderr] note: lint level defined here Dec 05 14:06:15.927 INFO [stderr] --> src/lib.rs:2:29 Dec 05 14:06:15.927 INFO [stderr] | Dec 05 14:06:15.927 INFO [stderr] 2 | unused_comparisons, unused_must_use, Dec 05 14:06:15.927 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 05 14:06:15.927 INFO [stderr] Dec 05 14:06:15.927 INFO [stderr] error: unused arithmetic operation that must be used Dec 05 14:06:15.927 INFO [stderr] --> src/uint/tests.rs:370:5 Dec 05 14:06:15.927 INFO [stderr] | Dec 05 14:06:15.927 INFO [stderr] 370 | / U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap() Dec 05 14:06:15.927 INFO [stderr] 371 | | * Dec 05 14:06:15.927 INFO [stderr] 372 | | U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap(); Dec 05 14:06:15.927 INFO [stderr] | |___________________________________________________________________________________________________^ Dec 05 14:06:15.927 INFO [stderr] Dec 05 14:06:15.927 INFO [stderr] error: unused arithmetic operation that must be used Dec 05 14:06:15.927 INFO [stderr] --> src/uint/tests.rs:389:5 Dec 05 14:06:15.927 INFO [stderr] | Dec 05 14:06:15.927 INFO [stderr] 389 | / U256::from_str("0").unwrap() Dec 05 14:06:15.927 INFO [stderr] 390 | | - Dec 05 14:06:15.927 INFO [stderr] 391 | | U256::from_str("1").unwrap(); Dec 05 14:06:15.927 INFO [stderr] | |____________________________________^ Dec 05 14:06:15.927 INFO [stderr] Dec 05 14:06:15.962 INFO [stderr] error: aborting due to 3 previous errors Dec 05 14:06:15.962 INFO [stderr] Dec 05 14:06:15.977 INFO [stderr] error: Could not compile `ethereum-bigint`. Dec 05 14:06:15.978 INFO [stderr] Dec 05 14:06:15.978 INFO [stderr] To learn more, run the command again with --verbose. Dec 05 14:06:15.979 INFO [stderr] su: No module specific data is present Dec 05 14:06:16.904 INFO running `"docker" "inspect" "f67650a834becb41134e4e2f7dd42a8bd2659f1731e8e7daa9e6ca297481f4d4"` Dec 05 14:06:17.127 INFO running `"docker" "rm" "-f" "f67650a834becb41134e4e2f7dd42a8bd2659f1731e8e7daa9e6ca297481f4d4"` Dec 05 14:06:17.479 INFO [stdout] f67650a834becb41134e4e2f7dd42a8bd2659f1731e8e7daa9e6ca297481f4d4