Dec 03 12:40:54.363 INFO testing ethash-0.3.1 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 12:40:54.363 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 12:40:54.605 INFO [stdout] 02b430156ceff719a67bb3abceda7e0706ae88e66e1f32381579f6cd2ae36e69
Dec 03 12:40:54.613 INFO running `"docker" "start" "-a" "02b430156ceff719a67bb3abceda7e0706ae88e66e1f32381579f6cd2ae36e69"`
Dec 03 12:40:55.037 INFO [stderr] usermod: no changes
Dec 03 12:40:55.105 INFO [stderr]    Compiling ethereum-rlp v0.2.3
Dec 03 12:40:56.649 INFO [stderr]    Compiling ethereum-bigint v0.2.9
Dec 03 12:40:59.987 INFO [stderr]    Compiling ethash v0.3.1 (/source)
Dec 03 12:41:01.409 INFO [stderr] warning: unused import: `H1024`
Dec 03 12:41:01.409 INFO [stderr]   --> src/lib.rs:17:14
Dec 03 12:41:01.409 INFO [stderr]    |
Dec 03 12:41:01.409 INFO [stderr] 17 | use bigint::{H1024, U256, H256, H64, H512};
Dec 03 12:41:01.409 INFO [stderr]    |              ^^^^^
Dec 03 12:41:01.409 INFO [stderr]    |
Dec 03 12:41:01.409 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 03 12:41:01.409 INFO [stderr] 
Dec 03 12:41:01.667 INFO [stderr] warning: unused variable: `a32`
Dec 03 12:41:01.667 INFO [stderr]    --> src/lib.rs:111:13
Dec 03 12:41:01.667 INFO [stderr]     |
Dec 03 12:41:01.667 INFO [stderr] 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:01.667 INFO [stderr]     |             ^^^ help: consider using `_a32` instead
Dec 03 12:41:01.667 INFO [stderr]     |
Dec 03 12:41:01.667 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 03 12:41:01.667 INFO [stderr] 
Dec 03 12:41:01.668 INFO [stderr] warning: unused variable: `b32`
Dec 03 12:41:01.668 INFO [stderr]    --> src/lib.rs:112:13
Dec 03 12:41:01.668 INFO [stderr]     |
Dec 03 12:41:01.668 INFO [stderr] 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:01.669 INFO [stderr]     |             ^^^ help: consider using `_b32` instead
Dec 03 12:41:01.669 INFO [stderr] 
Dec 03 12:41:01.669 INFO [stderr] warning: unused variable: `a32`
Dec 03 12:41:01.669 INFO [stderr]    --> src/lib.rs:125:13
Dec 03 12:41:01.670 INFO [stderr]     |
Dec 03 12:41:01.670 INFO [stderr] 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:01.670 INFO [stderr]     |             ^^^ help: consider using `_a32` instead
Dec 03 12:41:01.670 INFO [stderr] 
Dec 03 12:41:01.671 INFO [stderr] warning: unused variable: `b32`
Dec 03 12:41:01.671 INFO [stderr]    --> src/lib.rs:126:13
Dec 03 12:41:01.671 INFO [stderr]     |
Dec 03 12:41:01.671 INFO [stderr] 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:01.671 INFO [stderr]     |             ^^^ help: consider using `_b32` instead
Dec 03 12:41:01.672 INFO [stderr] 
Dec 03 12:41:01.672 INFO [stderr] warning: unused variable: `n`
Dec 03 12:41:01.672 INFO [stderr]    --> src/lib.rs:136:9
Dec 03 12:41:01.672 INFO [stderr]     |
Dec 03 12:41:01.673 INFO [stderr] 136 |     let n = a.len();
Dec 03 12:41:01.673 INFO [stderr]     |         ^ help: consider using `_n` instead
Dec 03 12:41:01.673 INFO [stderr] 
Dec 03 12:41:01.673 INFO [stderr] warning: unused variable: `i`
Dec 03 12:41:01.674 INFO [stderr]    --> src/lib.rs:307:9
Dec 03 12:41:01.674 INFO [stderr]     |
Dec 03 12:41:01.674 INFO [stderr] 307 |     for i in 0..epoch {
Dec 03 12:41:01.675 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 03 12:41:01.675 INFO [stderr] 
Dec 03 12:41:01.720 INFO [stderr] warning: field is never used: `cache_size`
Dec 03 12:41:01.721 INFO [stderr]   --> src/dag.rs:16:5
Dec 03 12:41:01.721 INFO [stderr]    |
Dec 03 12:41:01.721 INFO [stderr] 16 |     cache_size: usize,
Dec 03 12:41:01.721 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 03 12:41:01.721 INFO [stderr]    |
Dec 03 12:41:01.721 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 03 12:41:01.721 INFO [stderr] 
Dec 03 12:41:01.721 INFO [stderr] warning: constant item is never used: `CACHE_MULTIPLIER`
Dec 03 12:41:01.721 INFO [stderr]   --> src/lib.rs:26:1
Dec 03 12:41:01.721 INFO [stderr]    |
Dec 03 12:41:01.721 INFO [stderr] 26 | const CACHE_MULTIPLIER: usize = 1024;
Dec 03 12:41:01.721 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:01.722 INFO [stderr] 
Dec 03 12:41:01.722 INFO [stderr] warning: constant item is never used: `FNV_PRIME`
Dec 03 12:41:01.722 INFO [stderr]   --> src/lib.rs:99:1
Dec 03 12:41:01.722 INFO [stderr]    |
Dec 03 12:41:01.722 INFO [stderr] 99 | const FNV_PRIME: u32 = 0x01000193;
Dec 03 12:41:01.722 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:01.722 INFO [stderr] 
Dec 03 12:41:01.722 INFO [stderr] warning: function is never used: `u8s_to_u32`
Dec 03 12:41:01.722 INFO [stderr]    --> src/lib.rs:135:1
Dec 03 12:41:01.722 INFO [stderr]     |
Dec 03 12:41:01.722 INFO [stderr] 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Dec 03 12:41:01.722 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:01.722 INFO [stderr] 
Dec 03 12:41:01.724 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:01.724 INFO [stderr]    --> src/lib.rs:114:9
Dec 03 12:41:01.724 INFO [stderr]     |
Dec 03 12:41:01.724 INFO [stderr] 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Dec 03 12:41:01.724 INFO [stderr] 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Dec 03 12:41:01.724 INFO [stderr] 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Dec 03 12:41:01.724 INFO [stderr]     | |________________________________________________________________^
Dec 03 12:41:01.724 INFO [stderr]     |
Dec 03 12:41:01.724 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 03 12:41:01.724 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:01.724 INFO [stderr] 
Dec 03 12:41:01.725 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:01.725 INFO [stderr]    --> src/lib.rs:128:9
Dec 03 12:41:01.725 INFO [stderr]     |
Dec 03 12:41:01.725 INFO [stderr] 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Dec 03 12:41:01.725 INFO [stderr] 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Dec 03 12:41:01.725 INFO [stderr] 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Dec 03 12:41:01.725 INFO [stderr]     | |________________________________________________________________^
Dec 03 12:41:01.725 INFO [stderr]     |
Dec 03 12:41:01.725 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:01.725 INFO [stderr] 
Dec 03 12:41:01.725 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:01.725 INFO [stderr]    --> src/lib.rs:152:5
Dec 03 12:41:01.725 INFO [stderr]     |
Dec 03 12:41:01.725 INFO [stderr] 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Dec 03 12:41:01.725 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:01.725 INFO [stderr]     |
Dec 03 12:41:01.725 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:01.725 INFO [stderr] 
Dec 03 12:41:01.726 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:01.726 INFO [stderr]    --> src/lib.rs:230:9
Dec 03 12:41:01.726 INFO [stderr]     |
Dec 03 12:41:01.726 INFO [stderr] 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Dec 03 12:41:01.726 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:01.726 INFO [stderr]     |
Dec 03 12:41:01.726 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:01.726 INFO [stderr] 
Dec 03 12:41:02.100 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
Dec 03 12:41:02.105 INFO [stderr] su: No module specific data is present
Dec 03 12:41:02.736 INFO running `"docker" "inspect" "02b430156ceff719a67bb3abceda7e0706ae88e66e1f32381579f6cd2ae36e69"`
Dec 03 12:41:02.931 INFO running `"docker" "rm" "-f" "02b430156ceff719a67bb3abceda7e0706ae88e66e1f32381579f6cd2ae36e69"`
Dec 03 12:41:03.084 INFO [stdout] 02b430156ceff719a67bb3abceda7e0706ae88e66e1f32381579f6cd2ae36e69
Dec 03 12:41:03.089 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 12:41:03.327 INFO [stdout] da221c2b96175779a358f5bf593459dbbb6f2e90a4522cbebe0ec4d46a4031c6
Dec 03 12:41:03.329 INFO running `"docker" "start" "-a" "da221c2b96175779a358f5bf593459dbbb6f2e90a4522cbebe0ec4d46a4031c6"`
Dec 03 12:41:03.882 INFO [stderr] usermod: no changes
Dec 03 12:41:03.958 INFO [stderr]    Compiling blockchain v0.1.9
Dec 03 12:41:03.968 INFO [stderr]    Compiling ethereum-trie v0.3.8
Dec 03 12:41:03.969 INFO [stderr]    Compiling ethereum-bloom v0.2.1
Dec 03 12:41:03.969 INFO [stderr]    Compiling ethereum-block-core v0.1.0
Dec 03 12:41:06.678 INFO [stderr]    Compiling ethereum-block v0.3.5
Dec 03 12:41:09.675 INFO [stderr]    Compiling ethash v0.3.1 (/source)
Dec 03 12:41:11.703 INFO [stderr] warning: unused import: `H1024`
Dec 03 12:41:11.703 INFO [stderr]   --> src/lib.rs:17:14
Dec 03 12:41:11.703 INFO [stderr]    |
Dec 03 12:41:11.703 INFO [stderr] 17 | use bigint::{H1024, U256, H256, H64, H512};
Dec 03 12:41:11.703 INFO [stderr]    |              ^^^^^
Dec 03 12:41:11.703 INFO [stderr]    |
Dec 03 12:41:11.703 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 03 12:41:11.703 INFO [stderr] 
Dec 03 12:41:11.939 INFO [stderr] warning: unused variable: `a32`
Dec 03 12:41:11.939 INFO [stderr]    --> src/lib.rs:111:13
Dec 03 12:41:11.939 INFO [stderr]     |
Dec 03 12:41:11.939 INFO [stderr] 111 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:11.939 INFO [stderr]     |             ^^^ help: consider using `_a32` instead
Dec 03 12:41:11.939 INFO [stderr]     |
Dec 03 12:41:11.939 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 03 12:41:11.939 INFO [stderr] 
Dec 03 12:41:11.939 INFO [stderr] warning: unused variable: `b32`
Dec 03 12:41:11.939 INFO [stderr]    --> src/lib.rs:112:13
Dec 03 12:41:11.939 INFO [stderr]     |
Dec 03 12:41:11.939 INFO [stderr] 112 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:11.939 INFO [stderr]     |             ^^^ help: consider using `_b32` instead
Dec 03 12:41:11.939 INFO [stderr] 
Dec 03 12:41:11.939 INFO [stderr] warning: unused variable: `a32`
Dec 03 12:41:11.939 INFO [stderr]    --> src/lib.rs:125:13
Dec 03 12:41:11.939 INFO [stderr]     |
Dec 03 12:41:11.939 INFO [stderr] 125 |         let a32 = (&a[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:11.939 INFO [stderr]     |             ^^^ help: consider using `_a32` instead
Dec 03 12:41:11.939 INFO [stderr] 
Dec 03 12:41:11.939 INFO [stderr] warning: unused variable: `b32`
Dec 03 12:41:11.939 INFO [stderr]    --> src/lib.rs:126:13
Dec 03 12:41:11.939 INFO [stderr]     |
Dec 03 12:41:11.939 INFO [stderr] 126 |         let b32 = (&b[j..]).read_u32::<LittleEndian>().unwrap();
Dec 03 12:41:11.939 INFO [stderr]     |             ^^^ help: consider using `_b32` instead
Dec 03 12:41:11.939 INFO [stderr] 
Dec 03 12:41:11.939 INFO [stderr] warning: unused variable: `n`
Dec 03 12:41:11.939 INFO [stderr]    --> src/lib.rs:136:9
Dec 03 12:41:11.939 INFO [stderr]     |
Dec 03 12:41:11.939 INFO [stderr] 136 |     let n = a.len();
Dec 03 12:41:11.939 INFO [stderr]     |         ^ help: consider using `_n` instead
Dec 03 12:41:11.939 INFO [stderr] 
Dec 03 12:41:11.939 INFO [stderr] warning: unused variable: `i`
Dec 03 12:41:11.939 INFO [stderr]    --> src/lib.rs:307:9
Dec 03 12:41:11.939 INFO [stderr]     |
Dec 03 12:41:11.939 INFO [stderr] 307 |     for i in 0..epoch {
Dec 03 12:41:11.939 INFO [stderr]     |         ^ help: consider using `_i` instead
Dec 03 12:41:11.939 INFO [stderr] 
Dec 03 12:41:12.019 INFO [stderr] warning: field is never used: `cache_size`
Dec 03 12:41:12.019 INFO [stderr]   --> src/dag.rs:16:5
Dec 03 12:41:12.019 INFO [stderr]    |
Dec 03 12:41:12.019 INFO [stderr] 16 |     cache_size: usize,
Dec 03 12:41:12.019 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 03 12:41:12.019 INFO [stderr]    |
Dec 03 12:41:12.019 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 03 12:41:12.019 INFO [stderr] 
Dec 03 12:41:12.019 INFO [stderr] warning: constant item is never used: `CACHE_MULTIPLIER`
Dec 03 12:41:12.019 INFO [stderr]   --> src/lib.rs:26:1
Dec 03 12:41:12.019 INFO [stderr]    |
Dec 03 12:41:12.019 INFO [stderr] 26 | const CACHE_MULTIPLIER: usize = 1024;
Dec 03 12:41:12.019 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:12.019 INFO [stderr] 
Dec 03 12:41:12.019 INFO [stderr] warning: constant item is never used: `FNV_PRIME`
Dec 03 12:41:12.019 INFO [stderr]   --> src/lib.rs:99:1
Dec 03 12:41:12.019 INFO [stderr]    |
Dec 03 12:41:12.019 INFO [stderr] 99 | const FNV_PRIME: u32 = 0x01000193;
Dec 03 12:41:12.019 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:12.019 INFO [stderr] 
Dec 03 12:41:12.019 INFO [stderr] warning: function is never used: `u8s_to_u32`
Dec 03 12:41:12.019 INFO [stderr]    --> src/lib.rs:135:1
Dec 03 12:41:12.019 INFO [stderr]     |
Dec 03 12:41:12.019 INFO [stderr] 135 | fn u8s_to_u32(a: &[u8]) -> u32 {
Dec 03 12:41:12.019 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:12.019 INFO [stderr] 
Dec 03 12:41:12.019 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:12.019 INFO [stderr]    --> src/lib.rs:114:9
Dec 03 12:41:12.019 INFO [stderr]     |
Dec 03 12:41:12.019 INFO [stderr] 114 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Dec 03 12:41:12.019 INFO [stderr] 115 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Dec 03 12:41:12.019 INFO [stderr] 116 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Dec 03 12:41:12.019 INFO [stderr]     | |________________________________________________________________^
Dec 03 12:41:12.019 INFO [stderr]     |
Dec 03 12:41:12.019 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 03 12:41:12.019 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:12.019 INFO [stderr] 
Dec 03 12:41:12.019 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:12.019 INFO [stderr]    --> src/lib.rs:128:9
Dec 03 12:41:12.019 INFO [stderr]     |
Dec 03 12:41:12.019 INFO [stderr] 128 | /         (&mut r[j..]).write_u32::<LittleEndian>(
Dec 03 12:41:12.019 INFO [stderr] 129 | |             fnv((&a[j..]).read_u32::<LittleEndian>().unwrap(),
Dec 03 12:41:12.019 INFO [stderr] 130 | |                 (&b[j..]).read_u32::<LittleEndian>().unwrap()));
Dec 03 12:41:12.019 INFO [stderr]     | |________________________________________________________________^
Dec 03 12:41:12.019 INFO [stderr]     |
Dec 03 12:41:12.019 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:12.020 INFO [stderr] 
Dec 03 12:41:12.020 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:12.020 INFO [stderr]    --> src/lib.rs:152:5
Dec 03 12:41:12.020 INFO [stderr]     |
Dec 03 12:41:12.020 INFO [stderr] 152 |     mix.as_mut().write_u32::<LittleEndian>(mix_first32);
Dec 03 12:41:12.020 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:12.020 INFO [stderr]     |
Dec 03 12:41:12.020 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:12.020 INFO [stderr] 
Dec 03 12:41:12.020 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 03 12:41:12.020 INFO [stderr]    --> src/lib.rs:230:9
Dec 03 12:41:12.020 INFO [stderr]     |
Dec 03 12:41:12.020 INFO [stderr] 230 |         (&mut cmix[j..]).write_u32::<LittleEndian>(c);
Dec 03 12:41:12.020 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:12.020 INFO [stderr]     |
Dec 03 12:41:12.020 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 03 12:41:12.020 INFO [stderr] 
Dec 03 12:41:12.707 INFO [stderr] warning: unused import: `blockchain::chain::HeaderHash`
Dec 03 12:41:12.707 INFO [stderr]   --> tests/headers.rs:13:5
Dec 03 12:41:12.707 INFO [stderr]    |
Dec 03 12:41:12.707 INFO [stderr] 13 | use blockchain::chain::HeaderHash;
Dec 03 12:41:12.707 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 12:41:12.707 INFO [stderr]    |
Dec 03 12:41:12.707 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 03 12:41:12.707 INFO [stderr] 
Dec 03 12:41:13.744 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.85s
Dec 03 12:41:13.750 INFO [stderr] su: No module specific data is present
Dec 03 12:41:14.005 INFO running `"docker" "inspect" "da221c2b96175779a358f5bf593459dbbb6f2e90a4522cbebe0ec4d46a4031c6"`
Dec 03 12:41:14.085 INFO running `"docker" "rm" "-f" "da221c2b96175779a358f5bf593459dbbb6f2e90a4522cbebe0ec4d46a4031c6"`
Dec 03 12:41:14.235 INFO [stdout] da221c2b96175779a358f5bf593459dbbb6f2e90a4522cbebe0ec4d46a4031c6
Dec 03 12:41:14.241 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 12:41:14.516 INFO [stdout] 3c2a841da049445015d09fa1d89ba663a402669606f14b70a612b67008da2756
Dec 03 12:41:14.518 INFO running `"docker" "start" "-a" "3c2a841da049445015d09fa1d89ba663a402669606f14b70a612b67008da2756"`
Dec 03 12:41:15.171 INFO [stderr] usermod: no changes
Dec 03 12:41:15.235 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 03 12:41:15.237 INFO [stderr]      Running /target/debug/deps/ethash-5c8bcd9a90e8e7fb
Dec 03 12:41:15.244 INFO [stdout] 
Dec 03 12:41:15.244 INFO [stdout] running 0 tests
Dec 03 12:41:15.244 INFO [stdout] 
Dec 03 12:41:15.244 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 03 12:41:15.244 INFO [stdout] 
Dec 03 12:41:15.245 INFO [stderr]      Running /target/debug/deps/headers-d9f93d0b1d30a238
Dec 03 12:41:15.247 INFO [stdout] 
Dec 03 12:41:15.247 INFO [stdout] running 2 tests
Dec 03 12:42:15.259 INFO [stdout] test header2 ... test header2 has been running for over 60 seconds
Dec 03 12:42:15.259 INFO [stdout] test header1 ... test header1 has been running for over 60 seconds
Dec 03 12:43:41.211 INFO [stdout] test header1 ... ok
Dec 03 12:43:43.491 INFO [stdout] test header2 ... ok
Dec 03 12:43:43.491 INFO [stdout] 
Dec 03 12:43:43.491 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 03 12:43:43.491 INFO [stdout] 
Dec 03 12:43:43.499 INFO [stderr]    Doc-tests ethash
Dec 03 12:43:46.067 INFO [stdout] 
Dec 03 12:43:46.067 INFO [stdout] running 0 tests
Dec 03 12:43:46.067 INFO [stdout] 
Dec 03 12:43:46.067 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 03 12:43:46.067 INFO [stdout] 
Dec 03 12:43:46.075 INFO [stderr] su: No module specific data is present
Dec 03 12:43:46.384 INFO running `"docker" "inspect" "3c2a841da049445015d09fa1d89ba663a402669606f14b70a612b67008da2756"`
Dec 03 12:43:46.535 INFO running `"docker" "rm" "-f" "3c2a841da049445015d09fa1d89ba663a402669606f14b70a612b67008da2756"`
Dec 03 12:43:46.665 INFO [stdout] 3c2a841da049445015d09fa1d89ba663a402669606f14b70a612b67008da2756
