Dec 18 16:41:29.200 INFO checking ethash-0.3.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 18 16:41:29.200 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/ethash/0.3.1:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 18 16:41:29.646 INFO [stdout] 1d42538d12ec63b9076c76854584c75bffc675f01f1109c0b054bbeb11a64aca Dec 18 16:41:29.648 INFO running `"docker" "start" "-a" "1d42538d12ec63b9076c76854584c75bffc675f01f1109c0b054bbeb11a64aca"` Dec 18 16:41:30.536 INFO [stderr] Checking blockchain v0.1.9 Dec 18 16:41:30.537 INFO [stderr] Checking ethereum-rlp v0.2.3 Dec 18 16:41:30.541 INFO [stderr] Checking hmac-drbg v0.1.2 Dec 18 16:41:30.901 INFO [stderr] Checking libsecp256k1 v0.1.15 Dec 18 16:41:31.296 INFO [stderr] Checking ethereum-bigint v0.2.9 Dec 18 16:41:33.294 INFO [stderr] Checking ethereum-bloom v0.2.1 Dec 18 16:41:33.294 INFO [stderr] Checking ethereum-block-core v0.1.0 Dec 18 16:41:33.294 INFO [stderr] Checking ethereum-trie v0.3.8 Dec 18 16:41:33.294 INFO [stderr] Checking ethash v0.3.1 (/opt/crater/workdir) Dec 18 16:41:34.440 INFO [stderr] warning: unused import: `H1024` Dec 18 16:41:34.440 INFO [stderr] --> src/lib.rs:17:14 Dec 18 16:41:34.440 INFO [stderr] | Dec 18 16:41:34.440 INFO [stderr] 17 | use bigint::{H1024, U256, H256, H64, H512}; Dec 18 16:41:34.440 INFO [stderr] | ^^^^^ Dec 18 16:41:34.440 INFO [stderr] | Dec 18 16:41:34.440 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 18 16:41:34.440 INFO [stderr] Dec 18 16:41:34.696 INFO [stderr] warning: unused variable: `a32` Dec 18 16:41:34.696 INFO [stderr] --> src/lib.rs:111:13 Dec 18 16:41:34.697 INFO [stderr] | Dec 18 16:41:34.697 INFO [stderr] 111 | let a32 = (&a[j..]).read_u32::().unwrap(); Dec 18 16:41:34.697 INFO [stderr] | ^^^ help: consider using `_a32` instead Dec 18 16:41:34.697 INFO [stderr] | Dec 18 16:41:34.697 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 18 16:41:34.697 INFO [stderr] Dec 18 16:41:34.697 INFO [stderr] warning: unused variable: `b32` Dec 18 16:41:34.697 INFO [stderr] --> src/lib.rs:112:13 Dec 18 16:41:34.697 INFO [stderr] | Dec 18 16:41:34.697 INFO [stderr] 112 | let b32 = (&b[j..]).read_u32::().unwrap(); Dec 18 16:41:34.697 INFO [stderr] | ^^^ help: consider using `_b32` instead Dec 18 16:41:34.697 INFO [stderr] Dec 18 16:41:34.697 INFO [stderr] warning: unused variable: `a32` Dec 18 16:41:34.697 INFO [stderr] --> src/lib.rs:125:13 Dec 18 16:41:34.697 INFO [stderr] | Dec 18 16:41:34.697 INFO [stderr] 125 | let a32 = (&a[j..]).read_u32::().unwrap(); Dec 18 16:41:34.697 INFO [stderr] | ^^^ help: consider using `_a32` instead Dec 18 16:41:34.697 INFO [stderr] Dec 18 16:41:34.697 INFO [stderr] warning: unused variable: `b32` Dec 18 16:41:34.697 INFO [stderr] --> src/lib.rs:126:13 Dec 18 16:41:34.697 INFO [stderr] | Dec 18 16:41:34.697 INFO [stderr] 126 | let b32 = (&b[j..]).read_u32::().unwrap(); Dec 18 16:41:34.697 INFO [stderr] | ^^^ help: consider using `_b32` instead Dec 18 16:41:34.697 INFO [stderr] Dec 18 16:41:34.697 INFO [stderr] warning: unused variable: `n` Dec 18 16:41:34.697 INFO [stderr] --> src/lib.rs:136:9 Dec 18 16:41:34.697 INFO [stderr] | Dec 18 16:41:34.697 INFO [stderr] 136 | let n = a.len(); Dec 18 16:41:34.697 INFO [stderr] | ^ help: consider using `_n` instead Dec 18 16:41:34.697 INFO [stderr] Dec 18 16:41:34.697 INFO [stderr] warning: unused variable: `i` Dec 18 16:41:34.697 INFO [stderr] --> src/lib.rs:307:9 Dec 18 16:41:34.697 INFO [stderr] | Dec 18 16:41:34.697 INFO [stderr] 307 | for i in 0..epoch { Dec 18 16:41:34.697 INFO [stderr] | ^ help: consider using `_i` instead Dec 18 16:41:34.697 INFO [stderr] Dec 18 16:41:34.746 INFO [stderr] warning: field is never used: `cache_size` Dec 18 16:41:34.746 INFO [stderr] --> src/dag.rs:16:5 Dec 18 16:41:34.746 INFO [stderr] | Dec 18 16:41:34.746 INFO [stderr] 16 | cache_size: usize, Dec 18 16:41:34.746 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 18 16:41:34.746 INFO [stderr] | Dec 18 16:41:34.746 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 16:41:34.746 INFO [stderr] Dec 18 16:41:34.746 INFO [stderr] warning: constant item is never used: `CACHE_MULTIPLIER` Dec 18 16:41:34.747 INFO [stderr] --> src/lib.rs:26:1 Dec 18 16:41:34.747 INFO [stderr] | Dec 18 16:41:34.747 INFO [stderr] 26 | const CACHE_MULTIPLIER: usize = 1024; Dec 18 16:41:34.747 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:34.747 INFO [stderr] Dec 18 16:41:34.747 INFO [stderr] warning: constant item is never used: `FNV_PRIME` Dec 18 16:41:34.747 INFO [stderr] --> src/lib.rs:99:1 Dec 18 16:41:34.747 INFO [stderr] | Dec 18 16:41:34.747 INFO [stderr] 99 | const FNV_PRIME: u32 = 0x01000193; Dec 18 16:41:34.747 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:34.747 INFO [stderr] Dec 18 16:41:34.747 INFO [stderr] warning: function is never used: `u8s_to_u32` Dec 18 16:41:34.747 INFO [stderr] --> src/lib.rs:135:1 Dec 18 16:41:34.747 INFO [stderr] | Dec 18 16:41:34.747 INFO [stderr] 135 | fn u8s_to_u32(a: &[u8]) -> u32 { Dec 18 16:41:34.747 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:34.747 INFO [stderr] Dec 18 16:41:34.750 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:34.750 INFO [stderr] --> src/lib.rs:114:9 Dec 18 16:41:34.750 INFO [stderr] | Dec 18 16:41:34.750 INFO [stderr] 114 | / (&mut r[j..]).write_u32::( Dec 18 16:41:34.750 INFO [stderr] 115 | | fnv((&a[j..]).read_u32::().unwrap(), Dec 18 16:41:34.750 INFO [stderr] 116 | | (&b[j..]).read_u32::().unwrap())); Dec 18 16:41:34.750 INFO [stderr] | |________________________________________________________________^ Dec 18 16:41:34.750 INFO [stderr] | Dec 18 16:41:34.750 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 18 16:41:34.750 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:34.750 INFO [stderr] Dec 18 16:41:34.750 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:34.750 INFO [stderr] --> src/lib.rs:128:9 Dec 18 16:41:34.750 INFO [stderr] | Dec 18 16:41:34.750 INFO [stderr] 128 | / (&mut r[j..]).write_u32::( Dec 18 16:41:34.750 INFO [stderr] 129 | | fnv((&a[j..]).read_u32::().unwrap(), Dec 18 16:41:34.750 INFO [stderr] 130 | | (&b[j..]).read_u32::().unwrap())); Dec 18 16:41:34.750 INFO [stderr] | |________________________________________________________________^ Dec 18 16:41:34.751 INFO [stderr] | Dec 18 16:41:34.751 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:34.751 INFO [stderr] Dec 18 16:41:34.751 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:34.751 INFO [stderr] --> src/lib.rs:152:5 Dec 18 16:41:34.751 INFO [stderr] | Dec 18 16:41:34.751 INFO [stderr] 152 | mix.as_mut().write_u32::(mix_first32); Dec 18 16:41:34.751 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:34.751 INFO [stderr] | Dec 18 16:41:34.751 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:34.751 INFO [stderr] Dec 18 16:41:34.751 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:34.751 INFO [stderr] --> src/lib.rs:230:9 Dec 18 16:41:34.751 INFO [stderr] | Dec 18 16:41:34.751 INFO [stderr] 230 | (&mut cmix[j..]).write_u32::(c); Dec 18 16:41:34.751 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:34.751 INFO [stderr] | Dec 18 16:41:34.751 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:34.751 INFO [stderr] Dec 18 16:41:43.738 INFO [stderr] Checking ethereum-block v0.3.5 Dec 18 16:41:44.951 INFO [stderr] warning: unused import: `H1024` Dec 18 16:41:44.952 INFO [stderr] --> src/lib.rs:17:14 Dec 18 16:41:44.952 INFO [stderr] | Dec 18 16:41:44.952 INFO [stderr] 17 | use bigint::{H1024, U256, H256, H64, H512}; Dec 18 16:41:44.952 INFO [stderr] | ^^^^^ Dec 18 16:41:44.952 INFO [stderr] | Dec 18 16:41:44.952 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 18 16:41:44.952 INFO [stderr] Dec 18 16:41:45.131 INFO [stderr] warning: unused variable: `a32` Dec 18 16:41:45.131 INFO [stderr] --> src/lib.rs:111:13 Dec 18 16:41:45.131 INFO [stderr] | Dec 18 16:41:45.131 INFO [stderr] 111 | let a32 = (&a[j..]).read_u32::().unwrap(); Dec 18 16:41:45.131 INFO [stderr] | ^^^ help: consider using `_a32` instead Dec 18 16:41:45.131 INFO [stderr] | Dec 18 16:41:45.131 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 18 16:41:45.131 INFO [stderr] Dec 18 16:41:45.131 INFO [stderr] warning: unused variable: `b32` Dec 18 16:41:45.132 INFO [stderr] --> src/lib.rs:112:13 Dec 18 16:41:45.132 INFO [stderr] | Dec 18 16:41:45.132 INFO [stderr] 112 | let b32 = (&b[j..]).read_u32::().unwrap(); Dec 18 16:41:45.132 INFO [stderr] | ^^^ help: consider using `_b32` instead Dec 18 16:41:45.132 INFO [stderr] Dec 18 16:41:45.132 INFO [stderr] warning: unused variable: `a32` Dec 18 16:41:45.132 INFO [stderr] --> src/lib.rs:125:13 Dec 18 16:41:45.132 INFO [stderr] | Dec 18 16:41:45.132 INFO [stderr] 125 | let a32 = (&a[j..]).read_u32::().unwrap(); Dec 18 16:41:45.132 INFO [stderr] | ^^^ help: consider using `_a32` instead Dec 18 16:41:45.132 INFO [stderr] Dec 18 16:41:45.132 INFO [stderr] warning: unused variable: `b32` Dec 18 16:41:45.132 INFO [stderr] --> src/lib.rs:126:13 Dec 18 16:41:45.132 INFO [stderr] | Dec 18 16:41:45.132 INFO [stderr] 126 | let b32 = (&b[j..]).read_u32::().unwrap(); Dec 18 16:41:45.132 INFO [stderr] | ^^^ help: consider using `_b32` instead Dec 18 16:41:45.132 INFO [stderr] Dec 18 16:41:45.132 INFO [stderr] warning: unused variable: `n` Dec 18 16:41:45.132 INFO [stderr] --> src/lib.rs:136:9 Dec 18 16:41:45.132 INFO [stderr] | Dec 18 16:41:45.132 INFO [stderr] 136 | let n = a.len(); Dec 18 16:41:45.132 INFO [stderr] | ^ help: consider using `_n` instead Dec 18 16:41:45.132 INFO [stderr] Dec 18 16:41:45.133 INFO [stderr] warning: unused variable: `i` Dec 18 16:41:45.133 INFO [stderr] --> src/lib.rs:307:9 Dec 18 16:41:45.133 INFO [stderr] | Dec 18 16:41:45.133 INFO [stderr] 307 | for i in 0..epoch { Dec 18 16:41:45.133 INFO [stderr] | ^ help: consider using `_i` instead Dec 18 16:41:45.133 INFO [stderr] Dec 18 16:41:45.141 INFO [stderr] warning: unused import: `blockchain::chain::HeaderHash` Dec 18 16:41:45.141 INFO [stderr] --> tests/headers.rs:13:5 Dec 18 16:41:45.141 INFO [stderr] | Dec 18 16:41:45.141 INFO [stderr] 13 | use blockchain::chain::HeaderHash; Dec 18 16:41:45.141 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:45.141 INFO [stderr] | Dec 18 16:41:45.141 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 18 16:41:45.141 INFO [stderr] Dec 18 16:41:45.180 INFO [stderr] warning: field is never used: `cache_size` Dec 18 16:41:45.180 INFO [stderr] --> src/dag.rs:16:5 Dec 18 16:41:45.180 INFO [stderr] | Dec 18 16:41:45.180 INFO [stderr] 16 | cache_size: usize, Dec 18 16:41:45.180 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 18 16:41:45.180 INFO [stderr] | Dec 18 16:41:45.180 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 18 16:41:45.180 INFO [stderr] Dec 18 16:41:45.180 INFO [stderr] warning: constant item is never used: `CACHE_MULTIPLIER` Dec 18 16:41:45.180 INFO [stderr] --> src/lib.rs:26:1 Dec 18 16:41:45.180 INFO [stderr] | Dec 18 16:41:45.180 INFO [stderr] 26 | const CACHE_MULTIPLIER: usize = 1024; Dec 18 16:41:45.180 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:45.180 INFO [stderr] Dec 18 16:41:45.180 INFO [stderr] warning: constant item is never used: `FNV_PRIME` Dec 18 16:41:45.180 INFO [stderr] --> src/lib.rs:99:1 Dec 18 16:41:45.180 INFO [stderr] | Dec 18 16:41:45.180 INFO [stderr] 99 | const FNV_PRIME: u32 = 0x01000193; Dec 18 16:41:45.180 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:45.180 INFO [stderr] Dec 18 16:41:45.180 INFO [stderr] warning: function is never used: `u8s_to_u32` Dec 18 16:41:45.180 INFO [stderr] --> src/lib.rs:135:1 Dec 18 16:41:45.180 INFO [stderr] | Dec 18 16:41:45.180 INFO [stderr] 135 | fn u8s_to_u32(a: &[u8]) -> u32 { Dec 18 16:41:45.180 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:45.180 INFO [stderr] Dec 18 16:41:45.183 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:45.183 INFO [stderr] --> src/lib.rs:114:9 Dec 18 16:41:45.183 INFO [stderr] | Dec 18 16:41:45.183 INFO [stderr] 114 | / (&mut r[j..]).write_u32::( Dec 18 16:41:45.183 INFO [stderr] 115 | | fnv((&a[j..]).read_u32::().unwrap(), Dec 18 16:41:45.183 INFO [stderr] 116 | | (&b[j..]).read_u32::().unwrap())); Dec 18 16:41:45.183 INFO [stderr] | |________________________________________________________________^ Dec 18 16:41:45.183 INFO [stderr] | Dec 18 16:41:45.183 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 18 16:41:45.183 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:45.183 INFO [stderr] Dec 18 16:41:45.183 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:45.183 INFO [stderr] --> src/lib.rs:128:9 Dec 18 16:41:45.183 INFO [stderr] | Dec 18 16:41:45.183 INFO [stderr] 128 | / (&mut r[j..]).write_u32::( Dec 18 16:41:45.183 INFO [stderr] 129 | | fnv((&a[j..]).read_u32::().unwrap(), Dec 18 16:41:45.183 INFO [stderr] 130 | | (&b[j..]).read_u32::().unwrap())); Dec 18 16:41:45.183 INFO [stderr] | |________________________________________________________________^ Dec 18 16:41:45.183 INFO [stderr] | Dec 18 16:41:45.183 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:45.183 INFO [stderr] Dec 18 16:41:45.183 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:45.183 INFO [stderr] --> src/lib.rs:152:5 Dec 18 16:41:45.183 INFO [stderr] | Dec 18 16:41:45.183 INFO [stderr] 152 | mix.as_mut().write_u32::(mix_first32); Dec 18 16:41:45.183 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:45.183 INFO [stderr] | Dec 18 16:41:45.183 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:45.183 INFO [stderr] Dec 18 16:41:45.183 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 18 16:41:45.183 INFO [stderr] --> src/lib.rs:230:9 Dec 18 16:41:45.183 INFO [stderr] | Dec 18 16:41:45.183 INFO [stderr] 230 | (&mut cmix[j..]).write_u32::(c); Dec 18 16:41:45.183 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 18 16:41:45.184 INFO [stderr] | Dec 18 16:41:45.184 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 18 16:41:45.184 INFO [stderr] Dec 18 16:41:45.264 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.78s Dec 18 16:41:45.562 INFO running `"docker" "inspect" "1d42538d12ec63b9076c76854584c75bffc675f01f1109c0b054bbeb11a64aca"` Dec 18 16:41:45.804 INFO running `"docker" "rm" "-f" "1d42538d12ec63b9076c76854584c75bffc675f01f1109c0b054bbeb11a64aca"` Dec 18 16:41:46.230 INFO [stdout] 1d42538d12ec63b9076c76854584c75bffc675f01f1109c0b054bbeb11a64aca