Dec 15 15:35:09.202 INFO testing ethereum-bigint-0.2.9 against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 15 15:35:09.202 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 15 15:35:09.453 INFO [stdout] 27c543b29398c9bccca2d664c22ec17a8fca89e8cb1613fe2e540a686b1de214
Dec 15 15:35:09.455 INFO running `"docker" "start" "-a" "27c543b29398c9bccca2d664c22ec17a8fca89e8cb1613fe2e540a686b1de214"`
Dec 15 15:35:10.012 INFO [stderr] usermod: no changes
Dec 15 15:35:10.058 INFO [stderr]    Compiling elastic-array-plus v0.9.1
Dec 15 15:35:10.059 INFO [stderr]    Compiling ethereum-hexutil v0.2.3
Dec 15 15:35:11.264 INFO [stderr]    Compiling ethereum-rlp v0.2.3
Dec 15 15:35:12.744 INFO [stderr]    Compiling ethereum-bigint v0.2.9 (/source)
Dec 15 15:35:14.919 INFO [stderr] warning: type alias is never used: `H256FastMap`
Dec 15 15:35:14.919 INFO [stderr]    --> src/hash/mod.rs:541:1
Dec 15 15:35:14.919 INFO [stderr]     |
Dec 15 15:35:14.919 INFO [stderr] 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
Dec 15 15:35:14.919 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:35:14.919 INFO [stderr]     |
Dec 15 15:35:14.919 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 15:35:14.919 INFO [stderr] 
Dec 15 15:35:14.919 INFO [stderr] warning: type alias is never used: `H256FastSet`
Dec 15 15:35:14.919 INFO [stderr]    --> src/hash/mod.rs:544:1
Dec 15 15:35:14.919 INFO [stderr]     |
Dec 15 15:35:14.919 INFO [stderr] 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
Dec 15 15:35:14.919 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:35:14.919 INFO [stderr] 
Dec 15 15:35:16.111 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.08s
Dec 15 15:35:16.119 INFO [stderr] su: No module specific data is present
Dec 15 15:35:16.577 INFO running `"docker" "inspect" "27c543b29398c9bccca2d664c22ec17a8fca89e8cb1613fe2e540a686b1de214"`
Dec 15 15:35:16.779 INFO running `"docker" "rm" "-f" "27c543b29398c9bccca2d664c22ec17a8fca89e8cb1613fe2e540a686b1de214"`
Dec 15 15:35:16.960 INFO [stdout] 27c543b29398c9bccca2d664c22ec17a8fca89e8cb1613fe2e540a686b1de214
Dec 15 15:35:16.965 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 15 15:35:17.231 INFO [stdout] c792720989fa2fe2291fcd4341f38e7f9fe39e365f5400e2eb2f463250e43e50
Dec 15 15:35:17.233 INFO running `"docker" "start" "-a" "c792720989fa2fe2291fcd4341f38e7f9fe39e365f5400e2eb2f463250e43e50"`
Dec 15 15:35:17.894 INFO [stderr] usermod: no changes
Dec 15 15:35:17.993 INFO [stderr]    Compiling ethereum-bigint v0.2.9 (/source)
Dec 15 15:35:21.443 INFO [stderr] warning: type alias is never used: `H256FastMap`
Dec 15 15:35:21.443 INFO [stderr]    --> src/hash/mod.rs:541:1
Dec 15 15:35:21.443 INFO [stderr]     |
Dec 15 15:35:21.443 INFO [stderr] 541 | pub type H256FastMap<T> = Map<H256, T, BuildHasherDefault<PlainHasher>>;
Dec 15 15:35:21.443 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:35:21.443 INFO [stderr]     |
Dec 15 15:35:21.443 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 15 15:35:21.443 INFO [stderr] 
Dec 15 15:35:21.443 INFO [stderr] warning: type alias is never used: `H256FastSet`
Dec 15 15:35:21.443 INFO [stderr]    --> src/hash/mod.rs:544:1
Dec 15 15:35:21.443 INFO [stderr]     |
Dec 15 15:35:21.443 INFO [stderr] 544 | pub type H256FastSet = Set<H256, BuildHasherDefault<PlainHasher>>;
Dec 15 15:35:21.443 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 15:35:21.443 INFO [stderr] 
Dec 15 15:35:21.459 INFO [stderr] error: unused arithmetic operation that must be used
Dec 15 15:35:21.459 INFO [stderr]    --> src/uint/tests.rs:334:5
Dec 15 15:35:21.459 INFO [stderr]     |
Dec 15 15:35:21.459 INFO [stderr] 334 | /     U128::from_str("ffffffffffffffffffffffffffffffff").unwrap()
Dec 15 15:35:21.459 INFO [stderr] 335 | |         +
Dec 15 15:35:21.459 INFO [stderr] 336 | |         U128::from_str("ffffffffffffffffffffffffffffffff").unwrap();
Dec 15 15:35:21.459 INFO [stderr]     | |___________________________________________________________________^
Dec 15 15:35:21.459 INFO [stderr]     |
Dec 15 15:35:21.459 INFO [stderr] note: lint level defined here
Dec 15 15:35:21.459 INFO [stderr]    --> src/lib.rs:2:29
Dec 15 15:35:21.459 INFO [stderr]     |
Dec 15 15:35:21.459 INFO [stderr] 2   |         unused_comparisons, unused_must_use,
Dec 15 15:35:21.459 INFO [stderr]     |                             ^^^^^^^^^^^^^^^
Dec 15 15:35:21.459 INFO [stderr] 
Dec 15 15:35:21.463 INFO [stderr] error: unused arithmetic operation that must be used
Dec 15 15:35:21.463 INFO [stderr]    --> src/uint/tests.rs:370:5
Dec 15 15:35:21.463 INFO [stderr]     |
Dec 15 15:35:21.463 INFO [stderr] 370 | /     U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()
Dec 15 15:35:21.463 INFO [stderr] 371 | |         *
Dec 15 15:35:21.463 INFO [stderr] 372 | |         U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap();
Dec 15 15:35:21.463 INFO [stderr]     | |___________________________________________________________________________________________________^
Dec 15 15:35:21.463 INFO [stderr] 
Dec 15 15:35:21.463 INFO [stderr] error: unused arithmetic operation that must be used
Dec 15 15:35:21.463 INFO [stderr]    --> src/uint/tests.rs:389:5
Dec 15 15:35:21.463 INFO [stderr]     |
Dec 15 15:35:21.463 INFO [stderr] 389 | /     U256::from_str("0").unwrap()
Dec 15 15:35:21.463 INFO [stderr] 390 | |         -
Dec 15 15:35:21.463 INFO [stderr] 391 | |         U256::from_str("1").unwrap();
Dec 15 15:35:21.463 INFO [stderr]     | |____________________________________^
Dec 15 15:35:21.463 INFO [stderr] 
Dec 15 15:35:21.509 INFO [stderr] error: aborting due to 3 previous errors
Dec 15 15:35:21.511 INFO [stderr] 
Dec 15 15:35:21.520 INFO [stderr] error: Could not compile `ethereum-bigint`.
Dec 15 15:35:21.520 INFO [stderr] 
Dec 15 15:35:21.520 INFO [stderr] To learn more, run the command again with --verbose.
Dec 15 15:35:21.520 INFO [stderr] su: No module specific data is present
Dec 15 15:35:22.280 INFO running `"docker" "inspect" "c792720989fa2fe2291fcd4341f38e7f9fe39e365f5400e2eb2f463250e43e50"`
Dec 15 15:35:22.525 INFO running `"docker" "rm" "-f" "c792720989fa2fe2291fcd4341f38e7f9fe39e365f5400e2eb2f463250e43e50"`
Dec 15 15:35:22.702 INFO [stdout] c792720989fa2fe2291fcd4341f38e7f9fe39e365f5400e2eb2f463250e43e50