[INFO] crate ethereum-bigint 0.2.9 is already in cache [INFO] extracting crate ethereum-bigint 0.2.9 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/ethereum-bigint/0.2.9 [INFO] extracting crate ethereum-bigint 0.2.9 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/ethereum-bigint/0.2.9 [INFO] validating manifest of ethereum-bigint-0.2.9 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ethereum-bigint-0.2.9 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ethereum-bigint-0.2.9 [INFO] finished frobbing ethereum-bigint-0.2.9 [INFO] frobbed toml for ethereum-bigint-0.2.9 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/ethereum-bigint/0.2.9/Cargo.toml [INFO] started frobbing ethereum-bigint-0.2.9 [INFO] finished frobbing ethereum-bigint-0.2.9 [INFO] frobbed toml for ethereum-bigint-0.2.9 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/ethereum-bigint/0.2.9/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ethereum-bigint-0.2.9 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-5/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/ethereum-bigint/0.2.9:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0279cd46d74505ffa682ce666c6ee7793039f296820fbeb5bd0cc41554181910 [INFO] running `"docker" "start" "-a" "0279cd46d74505ffa682ce666c6ee7793039f296820fbeb5bd0cc41554181910"` [INFO] [stderr] Checking elastic-array-plus v0.9.1 [INFO] [stderr] Checking ethereum-hexutil v0.2.3 [INFO] [stderr] Checking ethereum-rlp v0.2.3 [INFO] [stderr] Checking ethereum-bigint v0.2.9 (/opt/crater/workdir) [INFO] [stderr] warning: type alias is never used: `H256FastMap` [INFO] [stderr] --> src/hash/mod.rs:541:1 [INFO] [stderr] | [INFO] [stderr] 541 | pub type H256FastMap = Map>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `H256FastSet` [INFO] [stderr] --> src/hash/mod.rs:544:1 [INFO] [stderr] | [INFO] [stderr] 544 | pub type H256FastSet = Set>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `H256FastMap` [INFO] [stderr] --> src/hash/mod.rs:541:1 [INFO] [stderr] | [INFO] [stderr] 541 | pub type H256FastMap = Map>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `H256FastSet` [INFO] [stderr] --> src/hash/mod.rs:544:1 [INFO] [stderr] | [INFO] [stderr] 544 | pub type H256FastSet = Set>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: unused arithmetic operation that must be used [INFO] [stderr] --> src/uint/tests.rs:334:5 [INFO] [stderr] | [INFO] [stderr] 334 | / U128::from_str("ffffffffffffffffffffffffffffffff").unwrap() [INFO] [stderr] 335 | | + [INFO] [stderr] 336 | | U128::from_str("ffffffffffffffffffffffffffffffff").unwrap(); [INFO] [stderr] | |___________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:2:29 [INFO] [stderr] | [INFO] [stderr] 2 | unused_comparisons, unused_must_use, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: unused arithmetic operation that must be used [INFO] [stderr] --> src/uint/tests.rs:370:5 [INFO] [stderr] | [INFO] [stderr] 370 | / U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap() [INFO] [stderr] 371 | | * [INFO] [stderr] 372 | | U256::from_str("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap(); [INFO] [stderr] | |___________________________________________________________________________________________________^ [INFO] [stderr] [INFO] [stderr] error: unused arithmetic operation that must be used [INFO] [stderr] --> src/uint/tests.rs:389:5 [INFO] [stderr] | [INFO] [stderr] 389 | / U256::from_str("0").unwrap() [INFO] [stderr] 390 | | - [INFO] [stderr] 391 | | U256::from_str("1").unwrap(); [INFO] [stderr] | |____________________________________^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `ethereum-bigint`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "0279cd46d74505ffa682ce666c6ee7793039f296820fbeb5bd0cc41554181910"` [INFO] running `"docker" "rm" "-f" "0279cd46d74505ffa682ce666c6ee7793039f296820fbeb5bd0cc41554181910"` [INFO] [stdout] 0279cd46d74505ffa682ce666c6ee7793039f296820fbeb5bd0cc41554181910