Nov 01 23:23:04.378 INFO checking ethash-0.3.1 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 23:23:04.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 23:23:04.862 INFO blam! 653c36db2668f83e18502bf5991dae9914a417699812c1681c0e9023010289c0
Nov 01 23:23:04.864 INFO running `"docker" "start" "-a" "653c36db2668f83e18502bf5991dae9914a417699812c1681c0e9023010289c0"`
Nov 01 23:23:06.087 INFO kablam! usermod: no changes
Nov 01 23:23:06.192 INFO kablam!     Checking blockchain v0.1.9
Nov 01 23:23:06.192 INFO kablam!     Checking ethereum-rlp v0.2.3
Nov 01 23:23:07.390 INFO kablam!     Checking ethereum-bigint v0.2.9
Nov 01 23:23:10.396 INFO kablam!     Checking ethereum-block-core v0.1.0
Nov 01 23:23:10.397 INFO kablam!     Checking ethereum-trie v0.3.8
Nov 01 23:23:10.397 INFO kablam!     Checking ethereum-bloom v0.2.1
Nov 01 23:23:10.397 INFO kablam!     Checking ethash v0.3.1 (/source)
Nov 01 23:23:13.820 INFO kablam! warning: unused import: `H1024`
Nov 01 23:23:13.820 INFO kablam!   --> src/lib.rs:17:14
Nov 01 23:23:13.820 INFO kablam!    |
Nov 01 23:23:13.820 INFO kablam! 17 | use bigint::{H1024, U256, H256, H64, H512};
Nov 01 23:23:13.820 INFO kablam!    |              ^^^^^
Nov 01 23:23:13.820 INFO kablam!    |
Nov 01 23:23:13.820 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 23:23:13.820 INFO kablam! 
Nov 01 23:23:14.025 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:14.025 INFO kablam!    --> src/lib.rs:111:13
Nov 01 23:23:14.025 INFO kablam!     |
Nov 01 23:23:14.025 INFO kablam! 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:14.025 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:14.025 INFO kablam!     |
Nov 01 23:23:14.025 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 23:23:14.025 INFO kablam! 
Nov 01 23:23:14.025 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:14.026 INFO kablam!    --> src/lib.rs:112:13
Nov 01 23:23:14.026 INFO kablam!     |
Nov 01 23:23:14.026 INFO kablam! 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:14.026 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:14.026 INFO kablam! 
Nov 01 23:23:14.026 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:14.026 INFO kablam!    --> src/lib.rs:125:13
Nov 01 23:23:14.026 INFO kablam!     |
Nov 01 23:23:14.026 INFO kablam! 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:14.026 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:14.026 INFO kablam! 
Nov 01 23:23:14.027 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:14.027 INFO kablam!    --> src/lib.rs:126:13
Nov 01 23:23:14.027 INFO kablam!     |
Nov 01 23:23:14.027 INFO kablam! 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:14.027 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:14.027 INFO kablam! 
Nov 01 23:23:14.027 INFO kablam! warning: unused variable: `n`
Nov 01 23:23:14.027 INFO kablam!    --> src/lib.rs:136:9
Nov 01 23:23:14.028 INFO kablam!     |
Nov 01 23:23:14.028 INFO kablam! 136 |     let n = a.len();
Nov 01 23:23:14.028 INFO kablam!     |         ^ help: consider using `_n` instead
Nov 01 23:23:14.028 INFO kablam! 
Nov 01 23:23:14.032 INFO kablam! warning: unused variable: `i`
Nov 01 23:23:14.032 INFO kablam!    --> src/lib.rs:307:9
Nov 01 23:23:14.032 INFO kablam!     |
Nov 01 23:23:14.032 INFO kablam! 307 |     for i in 0..epoch {
Nov 01 23:23:14.032 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 01 23:23:14.032 INFO kablam! 
Nov 01 23:23:14.082 INFO kablam! warning: field is never used: `cache_size`
Nov 01 23:23:14.082 INFO kablam!   --> src/dag.rs:16:5
Nov 01 23:23:14.082 INFO kablam!    |
Nov 01 23:23:14.082 INFO kablam! 16 |     cache_size: usize,
Nov 01 23:23:14.082 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 01 23:23:14.082 INFO kablam!    |
Nov 01 23:23:14.082 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 23:23:14.082 INFO kablam! 
Nov 01 23:23:14.083 INFO kablam! warning: constant item is never used: `CACHE_MULTIPLIER`
Nov 01 23:23:14.083 INFO kablam!   --> src/lib.rs:26:1
Nov 01 23:23:14.083 INFO kablam!    |
Nov 01 23:23:14.083 INFO kablam! 26 | const CACHE_MULTIPLIER: usize = 1024;
Nov 01 23:23:14.083 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:14.083 INFO kablam! 
Nov 01 23:23:14.083 INFO kablam! warning: constant item is never used: `FNV_PRIME`
Nov 01 23:23:14.083 INFO kablam!   --> src/lib.rs:99:1
Nov 01 23:23:14.083 INFO kablam!    |
Nov 01 23:23:14.083 INFO kablam! 99 | const FNV_PRIME: u32 = 0x01000193;
Nov 01 23:23:14.083 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:14.083 INFO kablam! 
Nov 01 23:23:14.085 INFO kablam! warning: function is never used: `u8s_to_u32`
Nov 01 23:23:14.085 INFO kablam!    --> src/lib.rs:135:1
Nov 01 23:23:14.086 INFO kablam!     |
Nov 01 23:23:14.086 INFO kablam! 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Nov 01 23:23:14.086 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:14.086 INFO kablam! 
Nov 01 23:23:14.088 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:14.088 INFO kablam!    --> src/lib.rs:114:9
Nov 01 23:23:14.088 INFO kablam!     |
Nov 01 23:23:14.088 INFO kablam! 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:14.088 INFO kablam! 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:14.088 INFO kablam! 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:14.088 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:14.088 INFO kablam!     |
Nov 01 23:23:14.088 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 23:23:14.088 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:14.088 INFO kablam! 
Nov 01 23:23:14.089 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:14.089 INFO kablam!    --> src/lib.rs:128:9
Nov 01 23:23:14.089 INFO kablam!     |
Nov 01 23:23:14.089 INFO kablam! 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:14.089 INFO kablam! 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:14.089 INFO kablam! 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:14.089 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:14.089 INFO kablam!     |
Nov 01 23:23:14.089 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:14.089 INFO kablam! 
Nov 01 23:23:14.090 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:14.090 INFO kablam!    --> src/lib.rs:152:5
Nov 01 23:23:14.090 INFO kablam!     |
Nov 01 23:23:14.090 INFO kablam! 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Nov 01 23:23:14.090 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:14.090 INFO kablam!     |
Nov 01 23:23:14.090 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:14.090 INFO kablam! 
Nov 01 23:23:14.092 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:14.092 INFO kablam!    --> src/lib.rs:230:9
Nov 01 23:23:14.092 INFO kablam!     |
Nov 01 23:23:14.092 INFO kablam! 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Nov 01 23:23:14.092 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:14.092 INFO kablam!     |
Nov 01 23:23:14.092 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:14.092 INFO kablam! 
Nov 01 23:23:15.216 INFO kablam!     Checking ethereum-block v0.3.5
Nov 01 23:23:20.082 INFO kablam! warning: unused import: `H1024`
Nov 01 23:23:20.083 INFO kablam!   --> src/lib.rs:17:14
Nov 01 23:23:20.083 INFO kablam!    |
Nov 01 23:23:20.084 INFO kablam! 17 | use bigint::{H1024, U256, H256, H64, H512};
Nov 01 23:23:20.084 INFO kablam!    |              ^^^^^
Nov 01 23:23:20.084 INFO kablam!    |
Nov 01 23:23:20.085 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 23:23:20.085 INFO kablam! 
Nov 01 23:23:20.452 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:20.452 INFO kablam!    --> src/lib.rs:111:13
Nov 01 23:23:20.452 INFO kablam!     |
Nov 01 23:23:20.452 INFO kablam! 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:20.452 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:20.452 INFO kablam!     |
Nov 01 23:23:20.452 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 23:23:20.452 INFO kablam! 
Nov 01 23:23:20.452 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:20.452 INFO kablam!    --> src/lib.rs:112:13
Nov 01 23:23:20.452 INFO kablam!     |
Nov 01 23:23:20.452 INFO kablam! 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:20.452 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:20.452 INFO kablam! 
Nov 01 23:23:20.453 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:20.453 INFO kablam!    --> src/lib.rs:125:13
Nov 01 23:23:20.453 INFO kablam!     |
Nov 01 23:23:20.453 INFO kablam! 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:20.453 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:20.453 INFO kablam! 
Nov 01 23:23:20.453 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:20.453 INFO kablam!    --> src/lib.rs:126:13
Nov 01 23:23:20.453 INFO kablam!     |
Nov 01 23:23:20.453 INFO kablam! 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:20.453 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:20.453 INFO kablam! 
Nov 01 23:23:20.453 INFO kablam! warning: unused variable: `n`
Nov 01 23:23:20.453 INFO kablam!    --> src/lib.rs:136:9
Nov 01 23:23:20.453 INFO kablam!     |
Nov 01 23:23:20.453 INFO kablam! 136 |     let n = a.len();
Nov 01 23:23:20.453 INFO kablam!     |         ^ help: consider using `_n` instead
Nov 01 23:23:20.453 INFO kablam! 
Nov 01 23:23:20.454 INFO kablam! warning: unused variable: `i`
Nov 01 23:23:20.454 INFO kablam!    --> src/lib.rs:307:9
Nov 01 23:23:20.454 INFO kablam!     |
Nov 01 23:23:20.454 INFO kablam! 307 |     for i in 0..epoch {
Nov 01 23:23:20.454 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 01 23:23:20.454 INFO kablam! 
Nov 01 23:23:20.503 INFO kablam! warning: field is never used: `cache_size`
Nov 01 23:23:20.503 INFO kablam!   --> src/dag.rs:16:5
Nov 01 23:23:20.504 INFO kablam!    |
Nov 01 23:23:20.504 INFO kablam! 16 |     cache_size: usize,
Nov 01 23:23:20.504 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 01 23:23:20.505 INFO kablam!    |
Nov 01 23:23:20.505 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 23:23:20.505 INFO kablam! 
Nov 01 23:23:20.506 INFO kablam! warning: constant item is never used: `CACHE_MULTIPLIER`
Nov 01 23:23:20.506 INFO kablam!   --> src/lib.rs:26:1
Nov 01 23:23:20.507 INFO kablam!    |
Nov 01 23:23:20.507 INFO kablam! 26 | const CACHE_MULTIPLIER: usize = 1024;
Nov 01 23:23:20.507 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:20.507 INFO kablam! 
Nov 01 23:23:20.508 INFO kablam! warning: constant item is never used: `FNV_PRIME`
Nov 01 23:23:20.508 INFO kablam!   --> src/lib.rs:99:1
Nov 01 23:23:20.509 INFO kablam!    |
Nov 01 23:23:20.509 INFO kablam! 99 | const FNV_PRIME: u32 = 0x01000193;
Nov 01 23:23:20.509 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:20.509 INFO kablam! 
Nov 01 23:23:20.510 INFO kablam! warning: function is never used: `u8s_to_u32`
Nov 01 23:23:20.510 INFO kablam!    --> src/lib.rs:135:1
Nov 01 23:23:20.511 INFO kablam!     |
Nov 01 23:23:20.511 INFO kablam! 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Nov 01 23:23:20.511 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:20.512 INFO kablam! 
Nov 01 23:23:20.515 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:20.515 INFO kablam!    --> src/lib.rs:114:9
Nov 01 23:23:20.516 INFO kablam!     |
Nov 01 23:23:20.516 INFO kablam! 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:20.516 INFO kablam! 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:20.517 INFO kablam! 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:20.517 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:20.517 INFO kablam!     |
Nov 01 23:23:20.518 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 23:23:20.518 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:20.519 INFO kablam! 
Nov 01 23:23:20.519 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:20.519 INFO kablam!    --> src/lib.rs:128:9
Nov 01 23:23:20.520 INFO kablam!     |
Nov 01 23:23:20.520 INFO kablam! 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:20.520 INFO kablam! 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:20.520 INFO kablam! 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:20.521 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:20.521 INFO kablam!     |
Nov 01 23:23:20.521 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:20.521 INFO kablam! 
Nov 01 23:23:20.522 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:20.522 INFO kablam!    --> src/lib.rs:152:5
Nov 01 23:23:20.522 INFO kablam!     |
Nov 01 23:23:20.522 INFO kablam! 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Nov 01 23:23:20.522 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:20.522 INFO kablam!     |
Nov 01 23:23:20.522 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:20.523 INFO kablam! 
Nov 01 23:23:20.523 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:20.523 INFO kablam!    --> src/lib.rs:230:9
Nov 01 23:23:20.523 INFO kablam!     |
Nov 01 23:23:20.523 INFO kablam! 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Nov 01 23:23:20.523 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:20.524 INFO kablam!     |
Nov 01 23:23:20.524 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:20.524 INFO kablam! 
Nov 01 23:23:21.296 INFO kablam! warning: unused import: `blockchain::chain::HeaderHash`
Nov 01 23:23:21.296 INFO kablam!   --> tests/headers.rs:13:5
Nov 01 23:23:21.296 INFO kablam!    |
Nov 01 23:23:21.296 INFO kablam! 13 | use blockchain::chain::HeaderHash;
Nov 01 23:23:21.296 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:21.296 INFO kablam!    |
Nov 01 23:23:21.296 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 23:23:21.296 INFO kablam! 
Nov 01 23:23:21.432 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.30s
Nov 01 23:23:21.432 INFO kablam! su: No module specific data is present
Nov 01 23:23:21.938 INFO running `"docker" "rm" "-f" "653c36db2668f83e18502bf5991dae9914a417699812c1681c0e9023010289c0"`
Nov 01 23:23:22.284 INFO blam! 653c36db2668f83e18502bf5991dae9914a417699812c1681c0e9023010289c0