Nov 10 06:41:16.699 INFO checking ethash-0.3.1 against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 10 06:41:16.699 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-2/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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"`
Nov 10 06:41:16.905 INFO blam! 29e87879d0193ecba612ff442dc3e473e36afd56650d2788e0554594792e5867
Nov 10 06:41:16.906 INFO running `"docker" "start" "-a" "29e87879d0193ecba612ff442dc3e473e36afd56650d2788e0554594792e5867"`
Nov 10 06:41:17.869 INFO kablam! usermod: no changes
Nov 10 06:41:18.007 INFO kablam!     Checking blockchain v0.1.9
Nov 10 06:41:18.007 INFO kablam!     Checking ethereum-rlp v0.2.3
Nov 10 06:41:19.079 INFO kablam!     Checking ethereum-bigint v0.2.9
Nov 10 06:41:21.432 INFO kablam!     Checking ethereum-block-core v0.1.0
Nov 10 06:41:21.432 INFO kablam!     Checking ethereum-trie v0.3.8
Nov 10 06:41:21.432 INFO kablam!     Checking ethereum-bloom v0.2.1
Nov 10 06:41:21.432 INFO kablam!     Checking ethash v0.3.1 (/source)
Nov 10 06:41:24.197 INFO kablam! warning: unused import: `H1024`
Nov 10 06:41:24.203 INFO kablam!   --> src/lib.rs:17:14
Nov 10 06:41:24.203 INFO kablam!    |
Nov 10 06:41:24.203 INFO kablam! 17 | use bigint::{H1024, U256, H256, H64, H512};
Nov 10 06:41:24.203 INFO kablam!    |              ^^^^^
Nov 10 06:41:24.203 INFO kablam!    |
Nov 10 06:41:24.203 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 10 06:41:24.203 INFO kablam! 
Nov 10 06:41:24.393 INFO kablam! warning: unused variable: `a32`
Nov 10 06:41:24.393 INFO kablam!    --> src/lib.rs:111:13
Nov 10 06:41:24.394 INFO kablam!     |
Nov 10 06:41:24.394 INFO kablam! 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:24.394 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 10 06:41:24.394 INFO kablam!     |
Nov 10 06:41:24.394 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 10 06:41:24.394 INFO kablam! 
Nov 10 06:41:24.394 INFO kablam! warning: unused variable: `b32`
Nov 10 06:41:24.394 INFO kablam!    --> src/lib.rs:112:13
Nov 10 06:41:24.394 INFO kablam!     |
Nov 10 06:41:24.394 INFO kablam! 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:24.394 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 10 06:41:24.394 INFO kablam! 
Nov 10 06:41:24.394 INFO kablam! warning: unused variable: `a32`
Nov 10 06:41:24.394 INFO kablam!    --> src/lib.rs:125:13
Nov 10 06:41:24.394 INFO kablam!     |
Nov 10 06:41:24.394 INFO kablam! 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:24.394 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 10 06:41:24.394 INFO kablam! 
Nov 10 06:41:24.394 INFO kablam! warning: unused variable: `b32`
Nov 10 06:41:24.394 INFO kablam!    --> src/lib.rs:126:13
Nov 10 06:41:24.394 INFO kablam!     |
Nov 10 06:41:24.394 INFO kablam! 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:24.394 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 10 06:41:24.394 INFO kablam! 
Nov 10 06:41:24.394 INFO kablam! warning: unused variable: `n`
Nov 10 06:41:24.394 INFO kablam!    --> src/lib.rs:136:9
Nov 10 06:41:24.394 INFO kablam!     |
Nov 10 06:41:24.394 INFO kablam! 136 |     let n = a.len();
Nov 10 06:41:24.394 INFO kablam!     |         ^ help: consider using `_n` instead
Nov 10 06:41:24.394 INFO kablam! 
Nov 10 06:41:24.394 INFO kablam! warning: unused variable: `i`
Nov 10 06:41:24.394 INFO kablam!    --> src/lib.rs:307:9
Nov 10 06:41:24.394 INFO kablam!     |
Nov 10 06:41:24.394 INFO kablam! 307 |     for i in 0..epoch {
Nov 10 06:41:24.394 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 10 06:41:24.394 INFO kablam! 
Nov 10 06:41:24.451 INFO kablam! warning: field is never used: `cache_size`
Nov 10 06:41:24.451 INFO kablam!   --> src/dag.rs:16:5
Nov 10 06:41:24.451 INFO kablam!    |
Nov 10 06:41:24.451 INFO kablam! 16 |     cache_size: usize,
Nov 10 06:41:24.451 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 10 06:41:24.451 INFO kablam!    |
Nov 10 06:41:24.451 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 10 06:41:24.451 INFO kablam! 
Nov 10 06:41:24.451 INFO kablam! warning: constant item is never used: `CACHE_MULTIPLIER`
Nov 10 06:41:24.451 INFO kablam!   --> src/lib.rs:26:1
Nov 10 06:41:24.451 INFO kablam!    |
Nov 10 06:41:24.451 INFO kablam! 26 | const CACHE_MULTIPLIER: usize = 1024;
Nov 10 06:41:24.451 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:24.451 INFO kablam! 
Nov 10 06:41:24.451 INFO kablam! warning: constant item is never used: `FNV_PRIME`
Nov 10 06:41:24.451 INFO kablam!   --> src/lib.rs:99:1
Nov 10 06:41:24.451 INFO kablam!    |
Nov 10 06:41:24.451 INFO kablam! 99 | const FNV_PRIME: u32 = 0x01000193;
Nov 10 06:41:24.451 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:24.451 INFO kablam! 
Nov 10 06:41:24.451 INFO kablam! warning: function is never used: `u8s_to_u32`
Nov 10 06:41:24.451 INFO kablam!    --> src/lib.rs:135:1
Nov 10 06:41:24.451 INFO kablam!     |
Nov 10 06:41:24.451 INFO kablam! 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Nov 10 06:41:24.451 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:24.451 INFO kablam! 
Nov 10 06:41:24.451 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:24.451 INFO kablam!    --> src/lib.rs:114:9
Nov 10 06:41:24.451 INFO kablam!     |
Nov 10 06:41:24.451 INFO kablam! 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 10 06:41:24.451 INFO kablam! 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 10 06:41:24.451 INFO kablam! 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 10 06:41:24.451 INFO kablam!     | |________________________________________________________________^
Nov 10 06:41:24.451 INFO kablam!     |
Nov 10 06:41:24.451 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 10 06:41:24.451 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:24.451 INFO kablam! 
Nov 10 06:41:24.451 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:24.451 INFO kablam!    --> src/lib.rs:128:9
Nov 10 06:41:24.451 INFO kablam!     |
Nov 10 06:41:24.451 INFO kablam! 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 10 06:41:24.451 INFO kablam! 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 10 06:41:24.452 INFO kablam! 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 10 06:41:24.452 INFO kablam!     | |________________________________________________________________^
Nov 10 06:41:24.452 INFO kablam!     |
Nov 10 06:41:24.452 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:24.452 INFO kablam! 
Nov 10 06:41:24.452 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:24.452 INFO kablam!    --> src/lib.rs:152:5
Nov 10 06:41:24.452 INFO kablam!     |
Nov 10 06:41:24.452 INFO kablam! 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Nov 10 06:41:24.452 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:24.452 INFO kablam!     |
Nov 10 06:41:24.452 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:24.452 INFO kablam! 
Nov 10 06:41:24.452 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:24.452 INFO kablam!    --> src/lib.rs:230:9
Nov 10 06:41:24.452 INFO kablam!     |
Nov 10 06:41:24.452 INFO kablam! 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Nov 10 06:41:24.452 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:24.452 INFO kablam!     |
Nov 10 06:41:24.452 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:24.452 INFO kablam! 
Nov 10 06:41:25.060 INFO kablam!     Checking ethereum-block v0.3.5
Nov 10 06:41:28.963 INFO kablam! warning: unused import: `H1024`
Nov 10 06:41:28.963 INFO kablam!   --> src/lib.rs:17:14
Nov 10 06:41:28.963 INFO kablam!    |
Nov 10 06:41:28.963 INFO kablam! 17 | use bigint::{H1024, U256, H256, H64, H512};
Nov 10 06:41:28.963 INFO kablam!    |              ^^^^^
Nov 10 06:41:28.963 INFO kablam!    |
Nov 10 06:41:28.963 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 10 06:41:28.963 INFO kablam! 
Nov 10 06:41:29.139 INFO kablam! warning: unused variable: `a32`
Nov 10 06:41:29.139 INFO kablam!    --> src/lib.rs:111:13
Nov 10 06:41:29.139 INFO kablam!     |
Nov 10 06:41:29.139 INFO kablam! 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:29.139 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 10 06:41:29.139 INFO kablam!     |
Nov 10 06:41:29.139 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 10 06:41:29.139 INFO kablam! 
Nov 10 06:41:29.139 INFO kablam! warning: unused variable: `b32`
Nov 10 06:41:29.139 INFO kablam!    --> src/lib.rs:112:13
Nov 10 06:41:29.139 INFO kablam!     |
Nov 10 06:41:29.139 INFO kablam! 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:29.139 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 10 06:41:29.139 INFO kablam! 
Nov 10 06:41:29.139 INFO kablam! warning: unused variable: `a32`
Nov 10 06:41:29.139 INFO kablam!    --> src/lib.rs:125:13
Nov 10 06:41:29.139 INFO kablam!     |
Nov 10 06:41:29.139 INFO kablam! 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:29.139 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 10 06:41:29.139 INFO kablam! 
Nov 10 06:41:29.140 INFO kablam! warning: unused variable: `b32`
Nov 10 06:41:29.140 INFO kablam!    --> src/lib.rs:126:13
Nov 10 06:41:29.140 INFO kablam!     |
Nov 10 06:41:29.140 INFO kablam! 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 10 06:41:29.140 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 10 06:41:29.140 INFO kablam! 
Nov 10 06:41:29.140 INFO kablam! warning: unused variable: `n`
Nov 10 06:41:29.140 INFO kablam!    --> src/lib.rs:136:9
Nov 10 06:41:29.140 INFO kablam!     |
Nov 10 06:41:29.140 INFO kablam! 136 |     let n = a.len();
Nov 10 06:41:29.140 INFO kablam!     |         ^ help: consider using `_n` instead
Nov 10 06:41:29.140 INFO kablam! 
Nov 10 06:41:29.143 INFO kablam! warning: unused variable: `i`
Nov 10 06:41:29.143 INFO kablam!    --> src/lib.rs:307:9
Nov 10 06:41:29.143 INFO kablam!     |
Nov 10 06:41:29.143 INFO kablam! 307 |     for i in 0..epoch {
Nov 10 06:41:29.143 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 10 06:41:29.143 INFO kablam! 
Nov 10 06:41:29.191 INFO kablam! warning: field is never used: `cache_size`
Nov 10 06:41:29.191 INFO kablam!   --> src/dag.rs:16:5
Nov 10 06:41:29.191 INFO kablam!    |
Nov 10 06:41:29.191 INFO kablam! 16 |     cache_size: usize,
Nov 10 06:41:29.191 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 10 06:41:29.191 INFO kablam!    |
Nov 10 06:41:29.191 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 10 06:41:29.191 INFO kablam! 
Nov 10 06:41:29.192 INFO kablam! warning: constant item is never used: `CACHE_MULTIPLIER`
Nov 10 06:41:29.192 INFO kablam!   --> src/lib.rs:26:1
Nov 10 06:41:29.192 INFO kablam!    |
Nov 10 06:41:29.192 INFO kablam! 26 | const CACHE_MULTIPLIER: usize = 1024;
Nov 10 06:41:29.193 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:29.193 INFO kablam! 
Nov 10 06:41:29.193 INFO kablam! warning: constant item is never used: `FNV_PRIME`
Nov 10 06:41:29.193 INFO kablam!   --> src/lib.rs:99:1
Nov 10 06:41:29.194 INFO kablam!    |
Nov 10 06:41:29.194 INFO kablam! 99 | const FNV_PRIME: u32 = 0x01000193;
Nov 10 06:41:29.194 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:29.194 INFO kablam! 
Nov 10 06:41:29.195 INFO kablam! warning: function is never used: `u8s_to_u32`
Nov 10 06:41:29.195 INFO kablam!    --> src/lib.rs:135:1
Nov 10 06:41:29.195 INFO kablam!     |
Nov 10 06:41:29.196 INFO kablam! 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Nov 10 06:41:29.196 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:29.196 INFO kablam! 
Nov 10 06:41:29.199 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:29.199 INFO kablam!    --> src/lib.rs:114:9
Nov 10 06:41:29.199 INFO kablam!     |
Nov 10 06:41:29.200 INFO kablam! 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 10 06:41:29.200 INFO kablam! 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 10 06:41:29.200 INFO kablam! 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 10 06:41:29.200 INFO kablam!     | |________________________________________________________________^
Nov 10 06:41:29.201 INFO kablam!     |
Nov 10 06:41:29.201 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 10 06:41:29.201 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:29.202 INFO kablam! 
Nov 10 06:41:29.202 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:29.202 INFO kablam!    --> src/lib.rs:128:9
Nov 10 06:41:29.203 INFO kablam!     |
Nov 10 06:41:29.203 INFO kablam! 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 10 06:41:29.203 INFO kablam! 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 10 06:41:29.203 INFO kablam! 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 10 06:41:29.203 INFO kablam!     | |________________________________________________________________^
Nov 10 06:41:29.203 INFO kablam!     |
Nov 10 06:41:29.203 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:29.203 INFO kablam! 
Nov 10 06:41:29.204 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:29.204 INFO kablam!    --> src/lib.rs:152:5
Nov 10 06:41:29.204 INFO kablam!     |
Nov 10 06:41:29.204 INFO kablam! 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Nov 10 06:41:29.204 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:29.205 INFO kablam!     |
Nov 10 06:41:29.205 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:29.205 INFO kablam! 
Nov 10 06:41:29.205 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 10 06:41:29.206 INFO kablam!    --> src/lib.rs:230:9
Nov 10 06:41:29.206 INFO kablam!     |
Nov 10 06:41:29.206 INFO kablam! 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Nov 10 06:41:29.207 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:29.207 INFO kablam!     |
Nov 10 06:41:29.207 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 10 06:41:29.207 INFO kablam! 
Nov 10 06:41:29.795 INFO kablam! warning: unused import: `blockchain::chain::HeaderHash`
Nov 10 06:41:29.795 INFO kablam!   --> tests/headers.rs:13:5
Nov 10 06:41:29.795 INFO kablam!    |
Nov 10 06:41:29.795 INFO kablam! 13 | use blockchain::chain::HeaderHash;
Nov 10 06:41:29.795 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 10 06:41:29.795 INFO kablam!    |
Nov 10 06:41:29.795 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 10 06:41:29.795 INFO kablam! 
Nov 10 06:41:29.948 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 12.06s
Nov 10 06:41:29.960 INFO kablam! su: No module specific data is present
Nov 10 06:41:30.984 INFO running `"docker" "rm" "-f" "29e87879d0193ecba612ff442dc3e473e36afd56650d2788e0554594792e5867"`
Nov 10 06:41:31.273 INFO blam! 29e87879d0193ecba612ff442dc3e473e36afd56650d2788e0554594792e5867