Dec 17 12:28:43.684 INFO checking vks/mpw-rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 12:28:43.684 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/vks/mpw-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 12:28:43.829 INFO [stdout] 6fe73f5055cb5a14efbce4b62d1bc51939046e49425e7f8be06f72d9b155b78d
Dec 17 12:28:43.832 INFO running `"docker" "start" "-a" "6fe73f5055cb5a14efbce4b62d1bc51939046e49425e7f8be06f72d9b155b78d"`
Dec 17 12:28:44.432 INFO [stderr]    Compiling version_check v0.1.4
Dec 17 12:28:44.432 INFO [stderr]    Compiling cfg-if v0.1.5
Dec 17 12:28:44.432 INFO [stderr]    Compiling nodrop v0.1.12
Dec 17 12:28:44.432 INFO [stderr]    Compiling scopeguard v0.3.3
Dec 17 12:28:44.432 INFO [stderr]    Compiling memoffset v0.2.1
Dec 17 12:28:44.432 INFO [stderr]    Compiling libc v0.2.43
Dec 17 12:28:44.432 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 17 12:28:44.432 INFO [stderr]    Compiling unicode-xid v0.0.4
Dec 17 12:28:44.648 INFO [stderr]    Compiling proc-macro2 v0.4.19
Dec 17 12:28:44.679 INFO [stderr]    Compiling unicode-xid v0.1.0
Dec 17 12:28:44.800 INFO [stderr]     Checking ucd-util v0.1.1
Dec 17 12:28:44.831 INFO [stderr]    Compiling quote v0.3.15
Dec 17 12:28:45.072 INFO [stderr]    Compiling gcc v0.3.54
Dec 17 12:28:45.360 INFO [stderr]    Compiling regex v0.2.11
Dec 17 12:28:45.540 INFO [stderr]     Checking bit-vec v0.4.4
Dec 17 12:28:49.904 INFO [stderr]    Compiling regex v1.0.5
Dec 17 12:28:49.920 INFO [stderr]     Checking utf8-ranges v1.0.1
Dec 17 12:28:49.920 INFO [stderr]    Compiling derive_builder v0.5.1
Dec 17 12:28:50.007 INFO [stderr]    Compiling serde v1.0.78
Dec 17 12:28:50.696 INFO [stderr]     Checking lazy_static v0.2.11
Dec 17 12:28:51.037 INFO [stderr]     Checking either v1.5.0
Dec 17 12:28:54.864 INFO [stderr]     Checking unicode-width v0.1.5
Dec 17 12:28:54.870 INFO [stderr]     Checking untrusted v0.5.1
Dec 17 12:28:54.871 INFO [stderr]     Checking strsim v0.7.0
Dec 17 12:28:55.072 INFO [stderr]     Checking bitflags v1.0.4
Dec 17 12:28:55.116 INFO [stderr]     Checking quick-error v1.2.2
Dec 17 12:28:55.452 INFO [stderr]     Checking ansi_term v0.11.0
Dec 17 12:28:55.972 INFO [stderr]     Checking custom_derive v0.1.7
Dec 17 12:28:56.087 INFO [stderr]     Checking data-encoding v2.1.1
Dec 17 12:28:56.522 INFO [stderr]     Checking vec_map v0.8.1
Dec 17 12:28:56.690 INFO [stderr]     Checking byteorder v1.2.6
Dec 17 12:28:59.209 INFO [stderr]     Checking data-encoding v1.2.0
Dec 17 12:28:59.209 INFO [stderr]    Compiling crossbeam-utils v0.2.2
Dec 17 12:28:59.231 INFO [stderr]    Compiling arrayvec v0.4.7
Dec 17 12:29:00.088 INFO [stderr]    Compiling synom v0.11.3
Dec 17 12:29:00.268 INFO [stderr]     Checking regex-syntax v0.5.6
Dec 17 12:29:00.488 INFO [stderr]     Checking regex-syntax v0.6.2
Dec 17 12:29:03.044 INFO [stderr]     Checking bit-set v0.4.0
Dec 17 12:29:03.060 INFO [stderr]    Compiling num_cpus v1.8.0
Dec 17 12:29:04.769 INFO [stderr]     Checking memchr v2.0.2
Dec 17 12:29:05.090 INFO [stderr]     Checking memchr v1.0.2
Dec 17 12:29:06.136 INFO [stderr]     Checking time v0.1.40
Dec 17 12:29:06.576 INFO [stderr]     Checking atty v0.2.11
Dec 17 12:29:07.424 INFO [stderr]     Checking errno v0.2.4
Dec 17 12:29:08.864 INFO [stderr]     Checking rpassword v2.0.0
Dec 17 12:29:09.854 INFO [stderr]     Checking itertools v0.7.8
Dec 17 12:29:10.136 INFO [stderr]    Compiling lazy_static v1.1.0
Dec 17 12:29:10.554 INFO [stderr]     Checking textwrap v0.10.0
Dec 17 12:29:10.596 INFO [stderr]     Checking conv v0.3.3
Dec 17 12:29:13.824 INFO [stderr]    Compiling syn v0.11.11
Dec 17 12:29:15.904 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 17 12:29:24.118 INFO [stderr]     Checking clap v2.32.0
Dec 17 12:29:25.576 INFO [stderr]     Checking thread_local v0.3.6
Dec 17 12:29:25.868 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 17 12:29:41.623 INFO [stderr]     Checking fancy-regex v0.1.0
Dec 17 12:29:44.246 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 17 12:29:53.388 INFO [stderr]    Compiling quote v0.6.8
Dec 17 12:30:14.017 INFO [stderr]    Compiling syn v0.15.3
Dec 17 12:30:15.855 INFO [stderr]    Compiling rayon v0.8.2
Dec 17 12:30:17.721 INFO [stderr]    Compiling derive_builder_core v0.2.0
Dec 17 12:30:24.105 INFO [stderr]     Checking toml v0.4.6
Dec 17 12:30:30.249 INFO [stderr]    Compiling ring v0.12.1
Dec 17 12:31:19.616 INFO [stderr]    Compiling serde_derive v1.0.78
Dec 17 12:31:30.861 INFO [stderr]     Checking zxcvbn v1.0.1
Dec 17 12:31:35.552 INFO [stderr]     Checking ring-pwhash v0.12.0
Dec 17 12:32:30.666 INFO [stderr]     Checking mpw v0.0.1 (/opt/crater/workdir)
Dec 17 12:32:31.672 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:31.672 INFO [stderr]    --> src/algorithm.rs:495:25
Dec 17 12:32:31.672 INFO [stderr]     |
Dec 17 12:32:31.672 INFO [stderr] 495 |         let (mut nonce, mut rest) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:31.672 INFO [stderr]     |                         ----^^^^
Dec 17 12:32:31.672 INFO [stderr]     |                         |
Dec 17 12:32:31.672 INFO [stderr]     |                         help: remove this `mut`
Dec 17 12:32:31.672 INFO [stderr]     |
Dec 17 12:32:31.672 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 12:32:31.672 INFO [stderr] 
Dec 17 12:32:31.672 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:31.672 INFO [stderr]    --> src/algorithm.rs:495:14
Dec 17 12:32:31.672 INFO [stderr]     |
Dec 17 12:32:31.672 INFO [stderr] 495 |         let (mut nonce, mut rest) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:31.672 INFO [stderr]     |              ----^^^^^
Dec 17 12:32:31.672 INFO [stderr]     |              |
Dec 17 12:32:31.673 INFO [stderr]     |              help: remove this `mut`
Dec 17 12:32:31.673 INFO [stderr] 
Dec 17 12:32:31.673 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:31.673 INFO [stderr]    --> src/algorithm.rs:501:18
Dec 17 12:32:31.673 INFO [stderr]     |
Dec 17 12:32:31.673 INFO [stderr] 501 |             let (mut input, _) = rest.split_at_mut(clear_text.len());
Dec 17 12:32:31.673 INFO [stderr]     |                  ----^^^^^
Dec 17 12:32:31.673 INFO [stderr]     |                  |
Dec 17 12:32:31.673 INFO [stderr]     |                  help: remove this `mut`
Dec 17 12:32:31.673 INFO [stderr] 
Dec 17 12:32:31.673 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:31.673 INFO [stderr]    --> src/algorithm.rs:513:17
Dec 17 12:32:31.673 INFO [stderr]     |
Dec 17 12:32:31.673 INFO [stderr] 513 |     let (nonce, mut in_out) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:31.673 INFO [stderr]     |                 ----^^^^^^
Dec 17 12:32:31.673 INFO [stderr]     |                 |
Dec 17 12:32:31.673 INFO [stderr]     |                 help: remove this `mut`
Dec 17 12:32:31.673 INFO [stderr] 
Dec 17 12:32:31.673 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:31.673 INFO [stderr]    --> src/algorithm.rs:526:17
Dec 17 12:32:31.673 INFO [stderr]     |
Dec 17 12:32:31.673 INFO [stderr] 526 |     let (nonce, mut in_out) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:31.673 INFO [stderr]     |                 ----^^^^^^
Dec 17 12:32:31.673 INFO [stderr]     |                 |
Dec 17 12:32:31.673 INFO [stderr]     |                 help: remove this `mut`
Dec 17 12:32:31.673 INFO [stderr] 
Dec 17 12:32:31.781 INFO [stderr] warning: function is never used: `id_for_buf`
Dec 17 12:32:31.781 INFO [stderr]    --> src/algorithm.rs:401:1
Dec 17 12:32:31.781 INFO [stderr]     |
Dec 17 12:32:31.781 INFO [stderr] 401 | pub fn id_for_buf(buf: &[u8]) -> String {
Dec 17 12:32:31.781 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:31.781 INFO [stderr]     |
Dec 17 12:32:31.781 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 12:32:31.781 INFO [stderr] 
Dec 17 12:32:31.782 INFO [stderr] warning: variant is never constructed: `ConflictingFullName`
Dec 17 12:32:31.782 INFO [stderr]   --> src/config.rs:22:5
Dec 17 12:32:31.782 INFO [stderr]    |
Dec 17 12:32:31.782 INFO [stderr] 22 |     ConflictingFullName,
Dec 17 12:32:31.782 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:31.782 INFO [stderr] 
Dec 17 12:32:31.782 INFO [stderr] warning: variant is never constructed: `ConflictingStoredPasswords`
Dec 17 12:32:31.782 INFO [stderr]   --> src/config.rs:24:5
Dec 17 12:32:31.782 INFO [stderr]    |
Dec 17 12:32:31.782 INFO [stderr] 24 |     ConflictingStoredPasswords,
Dec 17 12:32:31.782 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:31.782 INFO [stderr] 
Dec 17 12:32:31.782 INFO [stderr] warning: method is never used: `merge`
Dec 17 12:32:31.782 INFO [stderr]    --> src/config.rs:124:5
Dec 17 12:32:31.782 INFO [stderr]     |
Dec 17 12:32:31.782 INFO [stderr] 124 |     pub fn merge(&mut self, other: SiteConfig<'a>) -> Result<(), Error> {
Dec 17 12:32:31.782 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:31.784 INFO [stderr] 
Dec 17 12:32:32.171 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:32.171 INFO [stderr]    --> src/algorithm.rs:495:25
Dec 17 12:32:32.171 INFO [stderr]     |
Dec 17 12:32:32.171 INFO [stderr] 495 |         let (mut nonce, mut rest) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:32.171 INFO [stderr]     |                         ----^^^^
Dec 17 12:32:32.171 INFO [stderr]     |                         |
Dec 17 12:32:32.171 INFO [stderr]     |                         help: remove this `mut`
Dec 17 12:32:32.171 INFO [stderr]     |
Dec 17 12:32:32.171 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 12:32:32.171 INFO [stderr] 
Dec 17 12:32:32.171 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:32.171 INFO [stderr]    --> src/algorithm.rs:495:14
Dec 17 12:32:32.171 INFO [stderr]     |
Dec 17 12:32:32.171 INFO [stderr] 495 |         let (mut nonce, mut rest) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:32.171 INFO [stderr]     |              ----^^^^^
Dec 17 12:32:32.171 INFO [stderr]     |              |
Dec 17 12:32:32.171 INFO [stderr]     |              help: remove this `mut`
Dec 17 12:32:32.171 INFO [stderr] 
Dec 17 12:32:32.171 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:32.171 INFO [stderr]    --> src/algorithm.rs:501:18
Dec 17 12:32:32.171 INFO [stderr]     |
Dec 17 12:32:32.171 INFO [stderr] 501 |             let (mut input, _) = rest.split_at_mut(clear_text.len());
Dec 17 12:32:32.171 INFO [stderr]     |                  ----^^^^^
Dec 17 12:32:32.171 INFO [stderr]     |                  |
Dec 17 12:32:32.171 INFO [stderr]     |                  help: remove this `mut`
Dec 17 12:32:32.171 INFO [stderr] 
Dec 17 12:32:32.171 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:32.171 INFO [stderr]    --> src/algorithm.rs:513:17
Dec 17 12:32:32.171 INFO [stderr]     |
Dec 17 12:32:32.171 INFO [stderr] 513 |     let (nonce, mut in_out) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:32.171 INFO [stderr]     |                 ----^^^^^^
Dec 17 12:32:32.171 INFO [stderr]     |                 |
Dec 17 12:32:32.171 INFO [stderr]     |                 help: remove this `mut`
Dec 17 12:32:32.171 INFO [stderr] 
Dec 17 12:32:32.176 INFO [stderr] warning: variable does not need to be mutable
Dec 17 12:32:32.176 INFO [stderr]    --> src/algorithm.rs:526:17
Dec 17 12:32:32.176 INFO [stderr]     |
Dec 17 12:32:32.176 INFO [stderr] 526 |     let (nonce, mut in_out) = buffer.split_at_mut(NONCE_LEN);
Dec 17 12:32:32.176 INFO [stderr]     |                 ----^^^^^^
Dec 17 12:32:32.176 INFO [stderr]     |                 |
Dec 17 12:32:32.176 INFO [stderr]     |                 help: remove this `mut`
Dec 17 12:32:32.176 INFO [stderr] 
Dec 17 12:32:32.256 INFO [stderr] warning: function is never used: `entropy_of_template`
Dec 17 12:32:32.256 INFO [stderr]    --> src/algorithm.rs:381:1
Dec 17 12:32:32.256 INFO [stderr]     |
Dec 17 12:32:32.256 INFO [stderr] 381 | fn entropy_of_template(template: &str) -> f64 {
Dec 17 12:32:32.256 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:32.256 INFO [stderr]     |
Dec 17 12:32:32.256 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 12:32:32.256 INFO [stderr] 
Dec 17 12:32:32.256 INFO [stderr] warning: function is never used: `id_for_buf`
Dec 17 12:32:32.256 INFO [stderr]    --> src/algorithm.rs:401:1
Dec 17 12:32:32.256 INFO [stderr]     |
Dec 17 12:32:32.256 INFO [stderr] 401 | pub fn id_for_buf(buf: &[u8]) -> String {
Dec 17 12:32:32.256 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:32.256 INFO [stderr] 
Dec 17 12:32:32.257 INFO [stderr] warning: variant is never constructed: `ConflictingFullName`
Dec 17 12:32:32.257 INFO [stderr]   --> src/config.rs:22:5
Dec 17 12:32:32.257 INFO [stderr]    |
Dec 17 12:32:32.257 INFO [stderr] 22 |     ConflictingFullName,
Dec 17 12:32:32.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:32.257 INFO [stderr] 
Dec 17 12:32:32.257 INFO [stderr] warning: variant is never constructed: `ConflictingStoredPasswords`
Dec 17 12:32:32.257 INFO [stderr]   --> src/config.rs:24:5
Dec 17 12:32:32.257 INFO [stderr]    |
Dec 17 12:32:32.257 INFO [stderr] 24 |     ConflictingStoredPasswords,
Dec 17 12:32:32.257 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:32.257 INFO [stderr] 
Dec 17 12:32:32.257 INFO [stderr] warning: method is never used: `new`
Dec 17 12:32:32.257 INFO [stderr]    --> src/config.rs:109:5
Dec 17 12:32:32.257 INFO [stderr]     |
Dec 17 12:32:32.257 INFO [stderr] 109 |     pub fn new(name: &'a str) -> SiteConfig<'a> {
Dec 17 12:32:32.257 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:32.257 INFO [stderr] 
Dec 17 12:32:32.257 INFO [stderr] warning: method is never used: `merge`
Dec 17 12:32:32.257 INFO [stderr]    --> src/config.rs:124:5
Dec 17 12:32:32.257 INFO [stderr]     |
Dec 17 12:32:32.257 INFO [stderr] 124 |     pub fn merge(&mut self, other: SiteConfig<'a>) -> Result<(), Error> {
Dec 17 12:32:32.257 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 12:32:32.257 INFO [stderr] 
Dec 17 12:32:32.362 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 3m 48s
Dec 17 12:32:33.178 INFO running `"docker" "inspect" "6fe73f5055cb5a14efbce4b62d1bc51939046e49425e7f8be06f72d9b155b78d"`
Dec 17 12:32:33.556 INFO running `"docker" "rm" "-f" "6fe73f5055cb5a14efbce4b62d1bc51939046e49425e7f8be06f72d9b155b78d"`
Dec 17 12:32:34.040 INFO [stdout] 6fe73f5055cb5a14efbce4b62d1bc51939046e49425e7f8be06f72d9b155b78d