Nov 16 15:55:36.594 INFO testing remram44/rs-sync against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 15:55:36.596 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 16 15:55:37.100 INFO [stdout] 443b0f2fb8ee1be8d6e0a6b23f0ed625c7e90272597a0aaa0d1c58730e565b81
Nov 16 15:55:37.102 INFO running `"docker" "start" "-a" "443b0f2fb8ee1be8d6e0a6b23f0ed625c7e90272597a0aaa0d1c58730e565b81"`
Nov 16 15:55:38.586 INFO [stderr] usermod: no changes
Nov 16 15:55:38.736 INFO [stderr]    Compiling strsim v0.5.2
Nov 16 15:55:38.739 INFO [stderr]    Compiling sha1 v0.4.0
Nov 16 15:55:38.743 INFO [stderr]    Compiling memchr v0.1.11
Nov 16 15:55:38.743 INFO [stderr]    Compiling log v0.4.0
Nov 16 15:55:38.743 INFO [stderr]    Compiling regex v0.2.4
Nov 16 15:55:38.743 INFO [stderr]    Compiling thread-id v2.0.0
Nov 16 15:55:39.828 INFO [stderr]    Compiling thread_local v0.2.7
Nov 16 15:55:40.931 INFO [stderr]    Compiling aho-corasick v0.5.3
Nov 16 15:55:41.612 INFO [stderr]    Compiling log v0.3.9
Nov 16 15:55:42.783 INFO [stderr]    Compiling regex v0.1.80
Nov 16 15:55:56.425 INFO [stderr]    Compiling env_logger v0.4.3
Nov 16 15:55:57.444 INFO [stderr]    Compiling docopt v0.6.86
Nov 16 15:56:03.299 INFO [stderr]    Compiling rs-sync v0.1.0 (/source)
Nov 16 15:56:03.950 INFO [stderr] warning: unused variable: `hashes`
Nov 16 15:56:03.950 INFO [stderr]   --> src/delta.rs:27:9
Nov 16 15:56:03.951 INFO [stderr]    |
Nov 16 15:56:03.951 INFO [stderr] 27 |         hashes: &HashMap<u32, HashSet<[u8; 20]>>, files: I,
Nov 16 15:56:03.951 INFO [stderr]    |         ^^^^^^ help: consider using `_hashes` instead
Nov 16 15:56:03.952 INFO [stderr]    |
Nov 16 15:56:03.952 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 15:56:03.953 INFO [stderr] 
Nov 16 15:56:03.953 INFO [stderr] warning: unused variable: `files`
Nov 16 15:56:03.954 INFO [stderr]   --> src/delta.rs:27:51
Nov 16 15:56:03.954 INFO [stderr]    |
Nov 16 15:56:03.954 INFO [stderr] 27 |         hashes: &HashMap<u32, HashSet<[u8; 20]>>, files: I,
Nov 16 15:56:03.955 INFO [stderr]    |                                                   ^^^^^ help: consider using `_files` instead
Nov 16 15:56:03.955 INFO [stderr] 
Nov 16 15:56:04.072 INFO [stderr] warning: type `Adler32_SHA1` should have a camel case name such as `Adler32Sha1`
Nov 16 15:56:04.073 INFO [stderr]   --> src/hasher.rs:60:1
Nov 16 15:56:04.073 INFO [stderr]    |
Nov 16 15:56:04.073 INFO [stderr] 60 | / pub struct Adler32_SHA1 {
Nov 16 15:56:04.074 INFO [stderr] 61 | |     pub adler32: u32,
Nov 16 15:56:04.074 INFO [stderr] 62 | |     pub sha1: [u8; 20],
Nov 16 15:56:04.074 INFO [stderr] 63 | | }
Nov 16 15:56:04.075 INFO [stderr]    | |_^
Nov 16 15:56:04.075 INFO [stderr]    |
Nov 16 15:56:04.076 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 16 15:56:04.076 INFO [stderr] 
Nov 16 15:56:09.033 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.42s
Nov 16 15:56:09.038 INFO [stderr] su: No module specific data is present
Nov 16 15:56:09.923 INFO running `"docker" "inspect" "443b0f2fb8ee1be8d6e0a6b23f0ed625c7e90272597a0aaa0d1c58730e565b81"`
Nov 16 15:56:10.153 INFO running `"docker" "rm" "-f" "443b0f2fb8ee1be8d6e0a6b23f0ed625c7e90272597a0aaa0d1c58730e565b81"`
Nov 16 15:56:10.450 INFO [stdout] 443b0f2fb8ee1be8d6e0a6b23f0ed625c7e90272597a0aaa0d1c58730e565b81
Nov 16 15:56:10.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 16 15:56:10.892 INFO [stdout] c0c73b995a5b3f5870c7ec4420acead2527fbda246541f7ee1947cceadc7e6c7
Nov 16 15:56:10.894 INFO running `"docker" "start" "-a" "c0c73b995a5b3f5870c7ec4420acead2527fbda246541f7ee1947cceadc7e6c7"`
Nov 16 15:56:12.267 INFO [stderr] usermod: no changes
Nov 16 15:56:12.343 INFO [stderr]    Compiling rs-sync v0.1.0 (/source)
Nov 16 15:56:13.142 INFO [stderr] warning: unused variable: `hashes`
Nov 16 15:56:13.143 INFO [stderr]   --> src/delta.rs:27:9
Nov 16 15:56:13.143 INFO [stderr]    |
Nov 16 15:56:13.144 INFO [stderr] 27 |         hashes: &HashMap<u32, HashSet<[u8; 20]>>, files: I,
Nov 16 15:56:13.145 INFO [stderr]    |         ^^^^^^ help: consider using `_hashes` instead
Nov 16 15:56:13.145 INFO [stderr]    |
Nov 16 15:56:13.146 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 16 15:56:13.147 INFO [stderr] 
Nov 16 15:56:13.147 INFO [stderr] warning: unused variable: `files`
Nov 16 15:56:13.148 INFO [stderr]   --> src/delta.rs:27:51
Nov 16 15:56:13.148 INFO [stderr]    |
Nov 16 15:56:13.148 INFO [stderr] 27 |         hashes: &HashMap<u32, HashSet<[u8; 20]>>, files: I,
Nov 16 15:56:13.149 INFO [stderr]    |                                                   ^^^^^ help: consider using `_files` instead
Nov 16 15:56:13.149 INFO [stderr] 
Nov 16 15:56:13.192 INFO [stderr] warning: unused import: `ReadBytesExt`
Nov 16 15:56:13.192 INFO [stderr]  --> tests/test_diff.rs:8:17
Nov 16 15:56:13.193 INFO [stderr]   |
Nov 16 15:56:13.194 INFO [stderr] 8 | use byteorder::{ReadBytesExt, WriteBytesExt, BigEndian};
Nov 16 15:56:13.194 INFO [stderr]   |                 ^^^^^^^^^^^^
Nov 16 15:56:13.195 INFO [stderr]   |
Nov 16 15:56:13.195 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 16 15:56:13.196 INFO [stderr] 
Nov 16 15:56:13.197 INFO [stderr] warning: unused import: `Adler32_SHA1`
Nov 16 15:56:13.197 INFO [stderr]  --> tests/test_diff.rs:9:15
Nov 16 15:56:13.197 INFO [stderr]   |
Nov 16 15:56:13.198 INFO [stderr] 9 | use rs_sync::{Adler32_SHA1, adler32_sha1, DefaultHashes};
Nov 16 15:56:13.198 INFO [stderr]   |               ^^^^^^^^^^^^
Nov 16 15:56:13.198 INFO [stderr] 
Nov 16 15:56:13.440 INFO [stderr] warning: type `Adler32_SHA1` should have a camel case name such as `Adler32Sha1`
Nov 16 15:56:13.440 INFO [stderr]   --> src/hasher.rs:60:1
Nov 16 15:56:13.440 INFO [stderr]    |
Nov 16 15:56:13.440 INFO [stderr] 60 | / pub struct Adler32_SHA1 {
Nov 16 15:56:13.447 INFO [stderr] 61 | |     pub adler32: u32,
Nov 16 15:56:13.447 INFO [stderr] 62 | |     pub sha1: [u8; 20],
Nov 16 15:56:13.447 INFO [stderr] 63 | | }
Nov 16 15:56:13.448 INFO [stderr]    | |_^
Nov 16 15:56:13.448 INFO [stderr]    |
Nov 16 15:56:13.448 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 16 15:56:13.448 INFO [stderr] 
Nov 16 15:56:13.612 INFO [stderr] warning: constant item is never used: `h_e`
Nov 16 15:56:13.612 INFO [stderr]    --> tests/test_diff.rs:119:1
Nov 16 15:56:13.612 INFO [stderr]     |
Nov 16 15:56:13.613 INFO [stderr] 119 | / const h_e: (u32, &'static [u8; 20]) = (66453909,
Nov 16 15:56:13.613 INFO [stderr] 120 | |     b"\xb2\xc4\xee\x5d\xe8\x28\x66\xdb\x38\xf7\
Nov 16 15:56:13.613 INFO [stderr] 121 | |      \x9c\x6d\x4a\x91\xa6\x26\x48\x6b\x70\xe9"
Nov 16 15:56:13.613 INFO [stderr] 122 | | );
Nov 16 15:56:13.614 INFO [stderr]     | |__^
Nov 16 15:56:13.614 INFO [stderr]     |
Nov 16 15:56:13.614 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 16 15:56:13.614 INFO [stderr] 
Nov 16 15:56:13.615 INFO [stderr] warning: constant item is never used: `h_f`
Nov 16 15:56:13.615 INFO [stderr]    --> tests/test_diff.rs:123:1
Nov 16 15:56:13.615 INFO [stderr]     |
Nov 16 15:56:13.616 INFO [stderr] 123 | / const h_f: (u32, &'static [u8; 20]) = (67109273,
Nov 16 15:56:13.616 INFO [stderr] 124 | |     b"\xd3\x3f\xef\x58\xbe\xdd\x39\xdc\x1c\x2d\
Nov 16 15:56:13.616 INFO [stderr] 125 | |      \x38\xf1\x63\x05\xb1\x00\x10\xe9\x05\x8e"
Nov 16 15:56:13.617 INFO [stderr] 126 | | );
Nov 16 15:56:13.617 INFO [stderr]     | |__^
Nov 16 15:56:13.617 INFO [stderr] 
Nov 16 15:56:13.618 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.618 INFO [stderr]   --> tests/test_diff.rs:16:5
Nov 16 15:56:13.618 INFO [stderr]    |
Nov 16 15:56:13.619 INFO [stderr] 16 | /     hashes.hash(Path::new("/file1").to_owned(),
Nov 16 15:56:13.619 INFO [stderr] 17 | |                 Cursor::new(b"aaaabbbbccccZZ" as &[u8]));
Nov 16 15:56:13.619 INFO [stderr]    | |_________________________________________________________^
Nov 16 15:56:13.619 INFO [stderr]    |
Nov 16 15:56:13.620 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 16 15:56:13.620 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.620 INFO [stderr] 
Nov 16 15:56:13.621 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.621 INFO [stderr]   --> tests/test_diff.rs:18:5
Nov 16 15:56:13.621 INFO [stderr]    |
Nov 16 15:56:13.622 INFO [stderr] 18 | /     hashes.hash(Path::new("/file2").to_owned(),
Nov 16 15:56:13.622 INFO [stderr] 19 | |                 Cursor::new(b"ddddbbbbYY" as &[u8]));
Nov 16 15:56:13.622 INFO [stderr]    | |_____________________________________________________^
Nov 16 15:56:13.623 INFO [stderr]    |
Nov 16 15:56:13.623 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.623 INFO [stderr] 
Nov 16 15:56:13.624 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.624 INFO [stderr]   --> tests/test_diff.rs:21:5
Nov 16 15:56:13.624 INFO [stderr]    |
Nov 16 15:56:13.625 INFO [stderr] 21 |     write_index_file(&mut index, &hashes);
Nov 16 15:56:13.625 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.625 INFO [stderr]    |
Nov 16 15:56:13.625 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.626 INFO [stderr] 
Nov 16 15:56:13.626 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.626 INFO [stderr]   --> tests/test_diff.rs:70:5
Nov 16 15:56:13.627 INFO [stderr]    |
Nov 16 15:56:13.627 INFO [stderr] 70 |     expected.write_u8(0x02);
Nov 16 15:56:13.627 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.628 INFO [stderr]    |
Nov 16 15:56:13.628 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.628 INFO [stderr] 
Nov 16 15:56:13.629 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.629 INFO [stderr]   --> tests/test_diff.rs:71:5
Nov 16 15:56:13.629 INFO [stderr]    |
Nov 16 15:56:13.630 INFO [stderr] 71 |     expected.write_u32::<BigEndian>(h_a.0);
Nov 16 15:56:13.630 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.630 INFO [stderr]    |
Nov 16 15:56:13.635 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.635 INFO [stderr] 
Nov 16 15:56:13.635 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.636 INFO [stderr]   --> tests/test_diff.rs:72:5
Nov 16 15:56:13.636 INFO [stderr]    |
Nov 16 15:56:13.636 INFO [stderr] 72 |     expected.write(h_a.1);
Nov 16 15:56:13.637 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.637 INFO [stderr]    |
Nov 16 15:56:13.637 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.638 INFO [stderr] 
Nov 16 15:56:13.638 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.638 INFO [stderr]   --> tests/test_diff.rs:74:5
Nov 16 15:56:13.639 INFO [stderr]    |
Nov 16 15:56:13.639 INFO [stderr] 74 |     expected.write_u8(0x01);
Nov 16 15:56:13.639 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.640 INFO [stderr]    |
Nov 16 15:56:13.640 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.640 INFO [stderr] 
Nov 16 15:56:13.641 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.641 INFO [stderr]   --> tests/test_diff.rs:75:5
Nov 16 15:56:13.641 INFO [stderr]    |
Nov 16 15:56:13.642 INFO [stderr] 75 |     expected.write_u16::<BigEndian>(5 - 1);
Nov 16 15:56:13.642 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.642 INFO [stderr]    |
Nov 16 15:56:13.646 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.647 INFO [stderr] 
Nov 16 15:56:13.647 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.648 INFO [stderr]   --> tests/test_diff.rs:78:5
Nov 16 15:56:13.648 INFO [stderr]    |
Nov 16 15:56:13.648 INFO [stderr] 78 |     expected.write_u8(0x02);
Nov 16 15:56:13.649 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.649 INFO [stderr]    |
Nov 16 15:56:13.649 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.649 INFO [stderr] 
Nov 16 15:56:13.650 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.650 INFO [stderr]   --> tests/test_diff.rs:79:5
Nov 16 15:56:13.650 INFO [stderr]    |
Nov 16 15:56:13.651 INFO [stderr] 79 |     expected.write_u32::<BigEndian>(h_b.0);
Nov 16 15:56:13.651 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.651 INFO [stderr]    |
Nov 16 15:56:13.652 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.652 INFO [stderr] 
Nov 16 15:56:13.652 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.653 INFO [stderr]   --> tests/test_diff.rs:80:5
Nov 16 15:56:13.653 INFO [stderr]    |
Nov 16 15:56:13.653 INFO [stderr] 80 |     expected.write(h_b.1);
Nov 16 15:56:13.653 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.654 INFO [stderr]    |
Nov 16 15:56:13.654 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.654 INFO [stderr] 
Nov 16 15:56:13.654 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.655 INFO [stderr]   --> tests/test_diff.rs:82:5
Nov 16 15:56:13.655 INFO [stderr]    |
Nov 16 15:56:13.655 INFO [stderr] 82 |     expected.write_u8(0x01);
Nov 16 15:56:13.655 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.656 INFO [stderr]    |
Nov 16 15:56:13.656 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.656 INFO [stderr] 
Nov 16 15:56:13.656 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.657 INFO [stderr]   --> tests/test_diff.rs:83:5
Nov 16 15:56:13.657 INFO [stderr]    |
Nov 16 15:56:13.657 INFO [stderr] 83 |     expected.write_u16::<BigEndian>(4 - 1);
Nov 16 15:56:13.657 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.658 INFO [stderr]    |
Nov 16 15:56:13.658 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.658 INFO [stderr] 
Nov 16 15:56:13.659 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.659 INFO [stderr]   --> tests/test_diff.rs:86:5
Nov 16 15:56:13.659 INFO [stderr]    |
Nov 16 15:56:13.659 INFO [stderr] 86 |     expected.write_u8(0x03);
Nov 16 15:56:13.660 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.660 INFO [stderr]    |
Nov 16 15:56:13.660 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.660 INFO [stderr] 
Nov 16 15:56:13.660 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.661 INFO [stderr]   --> tests/test_diff.rs:87:5
Nov 16 15:56:13.661 INFO [stderr]    |
Nov 16 15:56:13.661 INFO [stderr] 87 |     expected.write_u16::<BigEndian>(0);
Nov 16 15:56:13.661 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.662 INFO [stderr]    |
Nov 16 15:56:13.662 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.662 INFO [stderr] 
Nov 16 15:56:13.663 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.663 INFO [stderr]   --> tests/test_diff.rs:88:5
Nov 16 15:56:13.663 INFO [stderr]    |
Nov 16 15:56:13.663 INFO [stderr] 88 |     expected.write_u64::<BigEndian>(4);
Nov 16 15:56:13.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.664 INFO [stderr]    |
Nov 16 15:56:13.664 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.664 INFO [stderr] 
Nov 16 15:56:13.665 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.665 INFO [stderr]   --> tests/test_diff.rs:90:5
Nov 16 15:56:13.665 INFO [stderr]    |
Nov 16 15:56:13.665 INFO [stderr] 90 |     expected.write_u8(0x01);
Nov 16 15:56:13.666 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.666 INFO [stderr]    |
Nov 16 15:56:13.666 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.666 INFO [stderr] 
Nov 16 15:56:13.667 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.667 INFO [stderr]   --> tests/test_diff.rs:91:5
Nov 16 15:56:13.667 INFO [stderr]    |
Nov 16 15:56:13.667 INFO [stderr] 91 |     expected.write_u16::<BigEndian>(6 - 1);
Nov 16 15:56:13.668 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.668 INFO [stderr]    |
Nov 16 15:56:13.668 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.668 INFO [stderr] 
Nov 16 15:56:13.669 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 15:56:13.669 INFO [stderr]   --> tests/test_diff.rs:98:5
Nov 16 15:56:13.669 INFO [stderr]    |
Nov 16 15:56:13.670 INFO [stderr] 98 |     expected.write_u8(0x00);
Nov 16 15:56:13.670 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 15:56:13.670 INFO [stderr]    |
Nov 16 15:56:13.670 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 15:56:13.671 INFO [stderr] 
Nov 16 15:56:13.671 INFO [stderr] warning: constant `h_a` should have an upper case name such as `H_A`
Nov 16 15:56:13.671 INFO [stderr]    --> tests/test_diff.rs:103:1
Nov 16 15:56:13.672 INFO [stderr]     |
Nov 16 15:56:13.672 INFO [stderr] 103 | / const h_a: (u32, &'static [u8; 20]) = (63832453,
Nov 16 15:56:13.672 INFO [stderr] 104 | |     b"\x70\xc8\x81\xd4\xa2\x69\x84\xdd\xce\x79\
Nov 16 15:56:13.672 INFO [stderr] 105 | |      \x5f\x6f\x71\x81\x7c\x9c\xf4\x48\x0e\x79"
Nov 16 15:56:13.673 INFO [stderr] 106 | | );
Nov 16 15:56:13.673 INFO [stderr]     | |__^
Nov 16 15:56:13.673 INFO [stderr] 
Nov 16 15:56:13.673 INFO [stderr] warning: constant `h_b` should have an upper case name such as `H_B`
Nov 16 15:56:13.673 INFO [stderr]    --> tests/test_diff.rs:107:1
Nov 16 15:56:13.674 INFO [stderr]     |
Nov 16 15:56:13.674 INFO [stderr] 107 | / const h_b: (u32, &'static [u8; 20]) = (64487817,
Nov 16 15:56:13.674 INFO [stderr] 108 | |     b"\x8a\xed\x13\x22\xe5\x45\x0b\xad\xb0\x78\
Nov 16 15:56:13.675 INFO [stderr] 109 | |      \xe1\xfb\x60\xa8\x17\xa1\xdf\x25\xa2\xca"
Nov 16 15:56:13.675 INFO [stderr] 110 | | );
Nov 16 15:56:13.675 INFO [stderr]     | |__^
Nov 16 15:56:13.675 INFO [stderr] 
Nov 16 15:56:13.676 INFO [stderr] warning: constant `h_c` should have an upper case name such as `H_C`
Nov 16 15:56:13.676 INFO [stderr]    --> tests/test_diff.rs:111:1
Nov 16 15:56:13.676 INFO [stderr]     |
Nov 16 15:56:13.677 INFO [stderr] 111 | / const h_c: (u32, &'static [u8; 20]) = (65143181,
Nov 16 15:56:13.677 INFO [stderr] 112 | |     b"\x4b\xea\xad\x62\x92\xb7\xdb\x0f\x93\x54\
Nov 16 15:56:13.677 INFO [stderr] 113 | |      \xe0\xd8\xb9\x15\xec\x0d\xbb\xc0\x3a\x5a"
Nov 16 15:56:13.678 INFO [stderr] 114 | | );
Nov 16 15:56:13.678 INFO [stderr]     | |__^
Nov 16 15:56:13.678 INFO [stderr] 
Nov 16 15:56:13.679 INFO [stderr] warning: constant `h_d` should have an upper case name such as `H_D`
Nov 16 15:56:13.679 INFO [stderr]    --> tests/test_diff.rs:115:1
Nov 16 15:56:13.679 INFO [stderr]     |
Nov 16 15:56:13.680 INFO [stderr] 115 | / const h_d: (u32, &'static [u8; 20]) = (65798545,
Nov 16 15:56:13.680 INFO [stderr] 116 | |     b"\x01\x46\x4e\x16\x16\xe3\xfd\xd5\xc6\x0c\
Nov 16 15:56:13.680 INFO [stderr] 117 | |      \x0c\xc5\x51\x6c\x1d\x14\x54\xcc\x41\x85"
Nov 16 15:56:13.680 INFO [stderr] 118 | | );
Nov 16 15:56:13.680 INFO [stderr]     | |__^
Nov 16 15:56:13.681 INFO [stderr] 
Nov 16 15:56:13.681 INFO [stderr] warning: constant `h_e` should have an upper case name such as `H_E`
Nov 16 15:56:13.681 INFO [stderr]    --> tests/test_diff.rs:119:1
Nov 16 15:56:13.681 INFO [stderr]     |
Nov 16 15:56:13.681 INFO [stderr] 119 | / const h_e: (u32, &'static [u8; 20]) = (66453909,
Nov 16 15:56:13.682 INFO [stderr] 120 | |     b"\xb2\xc4\xee\x5d\xe8\x28\x66\xdb\x38\xf7\
Nov 16 15:56:13.682 INFO [stderr] 121 | |      \x9c\x6d\x4a\x91\xa6\x26\x48\x6b\x70\xe9"
Nov 16 15:56:13.682 INFO [stderr] 122 | | );
Nov 16 15:56:13.682 INFO [stderr]     | |__^
Nov 16 15:56:13.682 INFO [stderr] 
Nov 16 15:56:13.683 INFO [stderr] warning: constant `h_f` should have an upper case name such as `H_F`
Nov 16 15:56:13.683 INFO [stderr]    --> tests/test_diff.rs:123:1
Nov 16 15:56:13.683 INFO [stderr]     |
Nov 16 15:56:13.683 INFO [stderr] 123 | / const h_f: (u32, &'static [u8; 20]) = (67109273,
Nov 16 15:56:13.683 INFO [stderr] 124 | |     b"\xd3\x3f\xef\x58\xbe\xdd\x39\xdc\x1c\x2d\
Nov 16 15:56:13.683 INFO [stderr] 125 | |      \x38\xf1\x63\x05\xb1\x00\x10\xe9\x05\x8e"
Nov 16 15:56:13.684 INFO [stderr] 126 | | );
Nov 16 15:56:13.684 INFO [stderr]     | |__^
Nov 16 15:56:13.684 INFO [stderr] 
Nov 16 15:56:13.684 INFO [stderr] warning: constant `h_z` should have an upper case name such as `H_Z`
Nov 16 15:56:13.684 INFO [stderr]    --> tests/test_diff.rs:127:1
Nov 16 15:56:13.684 INFO [stderr]     |
Nov 16 15:56:13.684 INFO [stderr] 127 | / const h_z: (u32, &'static [u8; 20]) = (17825973,
Nov 16 15:56:13.685 INFO [stderr] 128 | |     b"\xd3\x08\xe0\xb2\xd3\x6c\x5d\x24\x20\x86\
Nov 16 15:56:13.685 INFO [stderr] 129 | |      \x9c\x6b\xf1\x12\xe3\x1e\x8d\x5b\x0d\x52"
Nov 16 15:56:13.685 INFO [stderr] 130 | | );
Nov 16 15:56:13.685 INFO [stderr]     | |__^
Nov 16 15:56:13.685 INFO [stderr] 
Nov 16 15:56:13.685 INFO [stderr] warning: constant `h_y` should have an upper case name such as `H_Y`
Nov 16 15:56:13.685 INFO [stderr]    --> tests/test_diff.rs:131:1
Nov 16 15:56:13.686 INFO [stderr]     |
Nov 16 15:56:13.686 INFO [stderr] 131 | / const h_y: (u32, &'static [u8; 20]) = (17629363,
Nov 16 15:56:13.686 INFO [stderr] 132 | |     b"\xe6\x2c\xdb\x27\xa6\x1e\x20\xb0\xf3\x0f\
Nov 16 15:56:13.686 INFO [stderr] 133 | |      \x4f\xf4\x03\x47\x3f\xde\x44\x85\xa9\xba"
Nov 16 15:56:13.686 INFO [stderr] 134 | | );
Nov 16 15:56:13.687 INFO [stderr]     | |__^
Nov 16 15:56:13.687 INFO [stderr] 
Nov 16 15:56:15.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
Nov 16 15:56:15.378 INFO [stderr] su: No module specific data is present
Nov 16 15:56:16.037 INFO running `"docker" "inspect" "c0c73b995a5b3f5870c7ec4420acead2527fbda246541f7ee1947cceadc7e6c7"`
Nov 16 15:56:16.179 INFO running `"docker" "rm" "-f" "c0c73b995a5b3f5870c7ec4420acead2527fbda246541f7ee1947cceadc7e6c7"`
Nov 16 15:56:16.410 INFO [stdout] c0c73b995a5b3f5870c7ec4420acead2527fbda246541f7ee1947cceadc7e6c7
Nov 16 15:56:16.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 16 15:56:16.663 INFO [stdout] 59a3c6ae6a2aafb91eabcdc0ecd47e3d136d4a2e201db6698bef032b4c792ead
Nov 16 15:56:16.671 INFO running `"docker" "start" "-a" "59a3c6ae6a2aafb91eabcdc0ecd47e3d136d4a2e201db6698bef032b4c792ead"`
Nov 16 15:56:18.075 INFO [stderr] usermod: no changes
Nov 16 15:56:18.223 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Nov 16 15:56:18.223 INFO [stderr]      Running /target/debug/deps/rs_sync-25bb111f166f1257
Nov 16 15:56:18.227 INFO [stdout] 
Nov 16 15:56:18.227 INFO [stdout] running 0 tests
Nov 16 15:56:18.227 INFO [stdout] 
Nov 16 15:56:18.227 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 15:56:18.227 INFO [stdout] 
Nov 16 15:56:18.235 INFO [stdout] 
Nov 16 15:56:18.235 INFO [stdout] running 0 tests
Nov 16 15:56:18.235 INFO [stdout] 
Nov 16 15:56:18.235 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 15:56:18.235 INFO [stdout] 
Nov 16 15:56:18.235 INFO [stdout] 
Nov 16 15:56:18.235 INFO [stdout] running 2 tests
Nov 16 15:56:18.235 INFO [stdout] test test_index ... ok
Nov 16 15:56:18.235 INFO [stdout] test test_delta ... ok
Nov 16 15:56:18.235 INFO [stdout] 
Nov 16 15:56:18.235 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 15:56:18.235 INFO [stdout] 
Nov 16 15:56:18.235 INFO [stderr]      Running /target/debug/deps/rsdiff-00eb23303219b65c
Nov 16 15:56:18.235 INFO [stderr]      Running /target/debug/deps/test_diff-66433dc9f543eda5
Nov 16 15:56:18.239 INFO [stderr]    Doc-tests rs-sync
Nov 16 15:56:18.595 INFO [stdout] 
Nov 16 15:56:18.595 INFO [stdout] running 0 tests
Nov 16 15:56:18.595 INFO [stdout] 
Nov 16 15:56:18.595 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 15:56:18.595 INFO [stdout] 
Nov 16 15:56:18.603 INFO [stderr] su: No module specific data is present
Nov 16 15:56:18.996 INFO running `"docker" "inspect" "59a3c6ae6a2aafb91eabcdc0ecd47e3d136d4a2e201db6698bef032b4c792ead"`
Nov 16 15:56:19.164 INFO running `"docker" "rm" "-f" "59a3c6ae6a2aafb91eabcdc0ecd47e3d136d4a2e201db6698bef032b4c792ead"`
Nov 16 15:56:19.283 INFO [stdout] 59a3c6ae6a2aafb91eabcdc0ecd47e3d136d4a2e201db6698bef032b4c792ead