Nov 01 23:23:04.005 INFO checking ethash-0.3.1 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 23:23:04.005 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 23:23:04.286 INFO blam! cdbdafbc4256a444cee4b8e849b3b8396f779d50733df97e5918c43f1170cf74
Nov 01 23:23:04.290 INFO running `"docker" "start" "-a" "cdbdafbc4256a444cee4b8e849b3b8396f779d50733df97e5918c43f1170cf74"`
Nov 01 23:23:05.552 INFO kablam! usermod: no changes
Nov 01 23:23:05.671 INFO kablam!     Checking blockchain v0.1.9
Nov 01 23:23:05.677 INFO kablam!     Checking ethereum-rlp v0.2.3
Nov 01 23:23:05.679 INFO kablam!     Checking hmac-drbg v0.1.2
Nov 01 23:23:06.357 INFO kablam!     Checking libsecp256k1 v0.1.14
Nov 01 23:23:07.104 INFO kablam!     Checking ethereum-bigint v0.2.9
Nov 01 23:23:10.167 INFO kablam!     Checking ethereum-trie v0.3.8
Nov 01 23:23:10.167 INFO kablam!     Checking ethereum-block-core v0.1.0
Nov 01 23:23:10.167 INFO kablam!     Checking ethereum-bloom v0.2.1
Nov 01 23:23:10.167 INFO kablam!     Checking ethash v0.3.1 (/source)
Nov 01 23:23:12.800 INFO kablam! warning: unused import: `H1024`
Nov 01 23:23:12.801 INFO kablam!   --> src/lib.rs:17:14
Nov 01 23:23:12.801 INFO kablam!    |
Nov 01 23:23:12.801 INFO kablam! 17 | use bigint::{H1024, U256, H256, H64, H512};
Nov 01 23:23:12.801 INFO kablam!    |              ^^^^^
Nov 01 23:23:12.801 INFO kablam!    |
Nov 01 23:23:12.801 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 23:23:12.801 INFO kablam! 
Nov 01 23:23:13.392 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:13.393 INFO kablam!    --> src/lib.rs:111:13
Nov 01 23:23:13.393 INFO kablam!     |
Nov 01 23:23:13.393 INFO kablam! 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:13.393 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:13.393 INFO kablam!     |
Nov 01 23:23:13.393 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 23:23:13.393 INFO kablam! 
Nov 01 23:23:13.393 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:13.393 INFO kablam!    --> src/lib.rs:112:13
Nov 01 23:23:13.393 INFO kablam!     |
Nov 01 23:23:13.393 INFO kablam! 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:13.393 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:13.393 INFO kablam! 
Nov 01 23:23:13.393 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:13.393 INFO kablam!    --> src/lib.rs:125:13
Nov 01 23:23:13.393 INFO kablam!     |
Nov 01 23:23:13.393 INFO kablam! 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:13.393 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:13.393 INFO kablam! 
Nov 01 23:23:13.393 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:13.393 INFO kablam!    --> src/lib.rs:126:13
Nov 01 23:23:13.393 INFO kablam!     |
Nov 01 23:23:13.394 INFO kablam! 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:13.394 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:13.394 INFO kablam! 
Nov 01 23:23:13.394 INFO kablam! warning: unused variable: `n`
Nov 01 23:23:13.394 INFO kablam!    --> src/lib.rs:136:9
Nov 01 23:23:13.394 INFO kablam!     |
Nov 01 23:23:13.394 INFO kablam! 136 |     let n = a.len();
Nov 01 23:23:13.394 INFO kablam!     |         ^ help: consider using `_n` instead
Nov 01 23:23:13.394 INFO kablam! 
Nov 01 23:23:13.394 INFO kablam! warning: unused variable: `i`
Nov 01 23:23:13.394 INFO kablam!    --> src/lib.rs:307:9
Nov 01 23:23:13.394 INFO kablam!     |
Nov 01 23:23:13.394 INFO kablam! 307 |     for i in 0..epoch {
Nov 01 23:23:13.394 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 01 23:23:13.394 INFO kablam! 
Nov 01 23:23:13.504 INFO kablam! warning: field is never used: `cache_size`
Nov 01 23:23:13.504 INFO kablam!   --> src/dag.rs:16:5
Nov 01 23:23:13.504 INFO kablam!    |
Nov 01 23:23:13.504 INFO kablam! 16 |     cache_size: usize,
Nov 01 23:23:13.504 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 01 23:23:13.504 INFO kablam!    |
Nov 01 23:23:13.504 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 23:23:13.504 INFO kablam! 
Nov 01 23:23:13.504 INFO kablam! warning: constant item is never used: `CACHE_MULTIPLIER`
Nov 01 23:23:13.504 INFO kablam!   --> src/lib.rs:26:1
Nov 01 23:23:13.504 INFO kablam!    |
Nov 01 23:23:13.504 INFO kablam! 26 | const CACHE_MULTIPLIER: usize = 1024;
Nov 01 23:23:13.504 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:13.504 INFO kablam! 
Nov 01 23:23:13.504 INFO kablam! warning: constant item is never used: `FNV_PRIME`
Nov 01 23:23:13.504 INFO kablam!   --> src/lib.rs:99:1
Nov 01 23:23:13.504 INFO kablam!    |
Nov 01 23:23:13.504 INFO kablam! 99 | const FNV_PRIME: u32 = 0x01000193;
Nov 01 23:23:13.504 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:13.504 INFO kablam! 
Nov 01 23:23:13.504 INFO kablam! warning: function is never used: `u8s_to_u32`
Nov 01 23:23:13.504 INFO kablam!    --> src/lib.rs:135:1
Nov 01 23:23:13.504 INFO kablam!     |
Nov 01 23:23:13.504 INFO kablam! 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Nov 01 23:23:13.504 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:13.504 INFO kablam! 
Nov 01 23:23:13.508 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:13.508 INFO kablam!    --> src/lib.rs:114:9
Nov 01 23:23:13.508 INFO kablam!     |
Nov 01 23:23:13.508 INFO kablam! 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:13.508 INFO kablam! 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:13.508 INFO kablam! 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:13.508 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:13.508 INFO kablam!     |
Nov 01 23:23:13.508 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 23:23:13.508 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:13.508 INFO kablam! 
Nov 01 23:23:13.508 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:13.508 INFO kablam!    --> src/lib.rs:128:9
Nov 01 23:23:13.508 INFO kablam!     |
Nov 01 23:23:13.508 INFO kablam! 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:13.508 INFO kablam! 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:13.508 INFO kablam! 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:13.508 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:13.508 INFO kablam!     |
Nov 01 23:23:13.508 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:13.509 INFO kablam! 
Nov 01 23:23:13.509 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:13.509 INFO kablam!    --> src/lib.rs:152:5
Nov 01 23:23:13.509 INFO kablam!     |
Nov 01 23:23:13.509 INFO kablam! 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Nov 01 23:23:13.509 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:13.509 INFO kablam!     |
Nov 01 23:23:13.509 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:13.509 INFO kablam! 
Nov 01 23:23:13.509 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:13.509 INFO kablam!    --> src/lib.rs:230:9
Nov 01 23:23:13.509 INFO kablam!     |
Nov 01 23:23:13.509 INFO kablam! 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Nov 01 23:23:13.509 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:13.509 INFO kablam!     |
Nov 01 23:23:13.509 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:13.509 INFO kablam! 
Nov 01 23:23:23.332 INFO kablam!     Checking ethereum-block v0.3.5
Nov 01 23:23:27.909 INFO kablam! warning: unused import: `H1024`
Nov 01 23:23:27.909 INFO kablam!   --> src/lib.rs:17:14
Nov 01 23:23:27.909 INFO kablam!    |
Nov 01 23:23:27.909 INFO kablam! 17 | use bigint::{H1024, U256, H256, H64, H512};
Nov 01 23:23:27.910 INFO kablam!    |              ^^^^^
Nov 01 23:23:27.910 INFO kablam!    |
Nov 01 23:23:27.910 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 23:23:27.910 INFO kablam! 
Nov 01 23:23:28.149 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:28.149 INFO kablam!    --> src/lib.rs:111:13
Nov 01 23:23:28.149 INFO kablam!     |
Nov 01 23:23:28.150 INFO kablam! 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:28.150 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:28.150 INFO kablam!     |
Nov 01 23:23:28.150 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 01 23:23:28.151 INFO kablam! 
Nov 01 23:23:28.151 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:28.151 INFO kablam!    --> src/lib.rs:112:13
Nov 01 23:23:28.151 INFO kablam!     |
Nov 01 23:23:28.152 INFO kablam! 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:28.152 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:28.152 INFO kablam! 
Nov 01 23:23:28.152 INFO kablam! warning: unused variable: `a32`
Nov 01 23:23:28.153 INFO kablam!    --> src/lib.rs:125:13
Nov 01 23:23:28.153 INFO kablam!     |
Nov 01 23:23:28.153 INFO kablam! 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:28.154 INFO kablam!     |             ^^^ help: consider using `_a32` instead
Nov 01 23:23:28.154 INFO kablam! 
Nov 01 23:23:28.154 INFO kablam! warning: unused variable: `b32`
Nov 01 23:23:28.154 INFO kablam!    --> src/lib.rs:126:13
Nov 01 23:23:28.155 INFO kablam!     |
Nov 01 23:23:28.155 INFO kablam! 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Nov 01 23:23:28.155 INFO kablam!     |             ^^^ help: consider using `_b32` instead
Nov 01 23:23:28.155 INFO kablam! 
Nov 01 23:23:28.156 INFO kablam! warning: unused variable: `n`
Nov 01 23:23:28.156 INFO kablam!    --> src/lib.rs:136:9
Nov 01 23:23:28.158 INFO kablam!     |
Nov 01 23:23:28.158 INFO kablam! 136 |     let n = a.len();
Nov 01 23:23:28.158 INFO kablam!     |         ^ help: consider using `_n` instead
Nov 01 23:23:28.159 INFO kablam! 
Nov 01 23:23:28.159 INFO kablam! warning: unused variable: `i`
Nov 01 23:23:28.159 INFO kablam!    --> src/lib.rs:307:9
Nov 01 23:23:28.160 INFO kablam!     |
Nov 01 23:23:28.160 INFO kablam! 307 |     for i in 0..epoch {
Nov 01 23:23:28.160 INFO kablam!     |         ^ help: consider using `_i` instead
Nov 01 23:23:28.160 INFO kablam! 
Nov 01 23:23:28.193 INFO kablam! warning: field is never used: `cache_size`
Nov 01 23:23:28.193 INFO kablam!   --> src/dag.rs:16:5
Nov 01 23:23:28.194 INFO kablam!    |
Nov 01 23:23:28.194 INFO kablam! 16 |     cache_size: usize,
Nov 01 23:23:28.194 INFO kablam!    |     ^^^^^^^^^^^^^^^^^
Nov 01 23:23:28.195 INFO kablam!    |
Nov 01 23:23:28.195 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 23:23:28.195 INFO kablam! 
Nov 01 23:23:28.195 INFO kablam! warning: constant item is never used: `CACHE_MULTIPLIER`
Nov 01 23:23:28.196 INFO kablam!   --> src/lib.rs:26:1
Nov 01 23:23:28.196 INFO kablam!    |
Nov 01 23:23:28.196 INFO kablam! 26 | const CACHE_MULTIPLIER: usize = 1024;
Nov 01 23:23:28.196 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:28.197 INFO kablam! 
Nov 01 23:23:28.197 INFO kablam! warning: constant item is never used: `FNV_PRIME`
Nov 01 23:23:28.197 INFO kablam!   --> src/lib.rs:99:1
Nov 01 23:23:28.198 INFO kablam!    |
Nov 01 23:23:28.198 INFO kablam! 99 | const FNV_PRIME: u32 = 0x01000193;
Nov 01 23:23:28.198 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:28.199 INFO kablam! 
Nov 01 23:23:28.199 INFO kablam! warning: function is never used: `u8s_to_u32`
Nov 01 23:23:28.199 INFO kablam!    --> src/lib.rs:135:1
Nov 01 23:23:28.199 INFO kablam!     |
Nov 01 23:23:28.200 INFO kablam! 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Nov 01 23:23:28.200 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:28.200 INFO kablam! 
Nov 01 23:23:28.201 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:28.201 INFO kablam!    --> src/lib.rs:114:9
Nov 01 23:23:28.201 INFO kablam!     |
Nov 01 23:23:28.202 INFO kablam! 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:28.202 INFO kablam! 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:28.202 INFO kablam! 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:28.202 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:28.202 INFO kablam!     |
Nov 01 23:23:28.202 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 23:23:28.202 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:28.202 INFO kablam! 
Nov 01 23:23:28.202 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:28.202 INFO kablam!    --> src/lib.rs:128:9
Nov 01 23:23:28.202 INFO kablam!     |
Nov 01 23:23:28.202 INFO kablam! 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Nov 01 23:23:28.202 INFO kablam! 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Nov 01 23:23:28.202 INFO kablam! 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Nov 01 23:23:28.202 INFO kablam!     | |________________________________________________________________^
Nov 01 23:23:28.202 INFO kablam!     |
Nov 01 23:23:28.202 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:28.202 INFO kablam! 
Nov 01 23:23:28.203 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:28.203 INFO kablam!    --> src/lib.rs:152:5
Nov 01 23:23:28.203 INFO kablam!     |
Nov 01 23:23:28.203 INFO kablam! 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Nov 01 23:23:28.204 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:28.204 INFO kablam!     |
Nov 01 23:23:28.204 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:28.204 INFO kablam! 
Nov 01 23:23:28.204 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 23:23:28.204 INFO kablam!    --> src/lib.rs:230:9
Nov 01 23:23:28.204 INFO kablam!     |
Nov 01 23:23:28.204 INFO kablam! 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Nov 01 23:23:28.204 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:28.204 INFO kablam!     |
Nov 01 23:23:28.204 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 23:23:28.204 INFO kablam! 
Nov 01 23:23:28.708 INFO kablam! warning: unused import: `blockchain::chain::HeaderHash`
Nov 01 23:23:28.708 INFO kablam!   --> tests/headers.rs:13:5
Nov 01 23:23:28.708 INFO kablam!    |
Nov 01 23:23:28.708 INFO kablam! 13 | use blockchain::chain::HeaderHash;
Nov 01 23:23:28.708 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 23:23:28.708 INFO kablam!    |
Nov 01 23:23:28.708 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 01 23:23:28.708 INFO kablam! 
Nov 01 23:23:28.823 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 23.25s
Nov 01 23:23:28.830 INFO kablam! su: No module specific data is present
Nov 01 23:23:29.262 INFO running `"docker" "rm" "-f" "cdbdafbc4256a444cee4b8e849b3b8396f779d50733df97e5918c43f1170cf74"`
Nov 01 23:23:29.491 INFO blam! cdbdafbc4256a444cee4b8e849b3b8396f779d50733df97e5918c43f1170cf74