Nov 28 10:05:47.175 INFO checking ademonov/bingo-bot against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 10:05:47.177 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 10:05:47.646 INFO [stdout] f47aa962de14191281779dfa164e3432e37af491ddb5cd63bf0c7a1e3d28e49a
Nov 28 10:05:47.654 INFO running `"docker" "start" "-a" "f47aa962de14191281779dfa164e3432e37af491ddb5cd63bf0c7a1e3d28e49a"`
Nov 28 10:05:49.075 INFO [stderr] usermod: no changes
Nov 28 10:05:49.290 INFO [stderr]     Checking serde_test v0.8.21
Nov 28 10:05:49.291 INFO [stderr]     Checking ordered-float v0.2.3
Nov 28 10:05:49.292 INFO [stderr]     Checking chrono v0.2.25
Nov 28 10:05:50.628 INFO [stderr]     Checking serde-value v0.3.1
Nov 28 10:05:51.837 INFO [stderr]     Checking linked-hash-map v0.3.0
Nov 28 10:05:53.160 INFO [stderr]     Checking yaml-rust v0.3.5
Nov 28 10:05:54.388 INFO [stderr]     Checking serde_yaml v0.5.0
Nov 28 10:05:55.226 INFO [stderr]     Checking log4rs v0.5.2
Nov 28 10:05:57.064 INFO [stderr]     Checking bingo-bot v0.1.0 (/source)
Nov 28 10:05:59.897 INFO [stderr] warning: unused variable: `s`
Nov 28 10:05:59.898 INFO [stderr]  --> src/bingo/words.rs:2:21
Nov 28 10:05:59.899 INFO [stderr]   |
Nov 28 10:05:59.899 INFO [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator<Item = &'a &'a str> {
Nov 28 10:05:59.900 INFO [stderr]   |                     ^ help: consider using `_s` instead
Nov 28 10:05:59.901 INFO [stderr]   |
Nov 28 10:05:59.901 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 10:05:59.902 INFO [stderr] 
Nov 28 10:05:59.919 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:05:59.920 INFO [stderr]   --> src/http.rs:12:9
Nov 28 10:05:59.921 INFO [stderr]    |
Nov 28 10:05:59.921 INFO [stderr] 12 |     let mut s_buf:String;
Nov 28 10:05:59.922 INFO [stderr]    |         ----^^^^^
Nov 28 10:05:59.923 INFO [stderr]    |         |
Nov 28 10:05:59.923 INFO [stderr]    |         help: remove this `mut`
Nov 28 10:05:59.924 INFO [stderr]    |
Nov 28 10:05:59.924 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:05:59.925 INFO [stderr] 
Nov 28 10:05:59.936 INFO [stderr] warning: function is never used: `listening`
Nov 28 10:05:59.937 INFO [stderr]  --> src/http.rs:6:1
Nov 28 10:05:59.937 INFO [stderr]   |
Nov 28 10:05:59.938 INFO [stderr] 6 | pub fn listening(url: &str) {
Nov 28 10:05:59.939 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.939 INFO [stderr]   |
Nov 28 10:05:59.940 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 10:05:59.940 INFO [stderr] 
Nov 28 10:05:59.941 INFO [stderr] warning: function is never used: `handle_proc`
Nov 28 10:05:59.942 INFO [stderr]   --> src/http.rs:11:1
Nov 28 10:05:59.942 INFO [stderr]    |
Nov 28 10:05:59.943 INFO [stderr] 11 | fn handle_proc(req: Request, mut res: Response) {
Nov 28 10:05:59.944 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.944 INFO [stderr] 
Nov 28 10:05:59.945 INFO [stderr] warning: struct is never constructed: `GitterMdFormatProvider`
Nov 28 10:05:59.945 INFO [stderr]   --> src/formatting.rs:10:1
Nov 28 10:05:59.946 INFO [stderr]    |
Nov 28 10:05:59.947 INFO [stderr] 10 | pub struct GitterMdFormatProvider;
Nov 28 10:05:59.947 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.948 INFO [stderr] 
Nov 28 10:05:59.948 INFO [stderr] warning: method is never used: `new`
Nov 28 10:05:59.949 INFO [stderr]   --> src/formatting.rs:13:5
Nov 28 10:05:59.950 INFO [stderr]    |
Nov 28 10:05:59.950 INFO [stderr] 13 |     pub fn new() -> GitterMdFormatProvider{
Nov 28 10:05:59.950 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.950 INFO [stderr] 
Nov 28 10:05:59.950 INFO [stderr] warning: method is never used: `new`
Nov 28 10:05:59.950 INFO [stderr]   --> src/bingo/cards.rs:15:5
Nov 28 10:05:59.950 INFO [stderr]    |
Nov 28 10:05:59.950 INFO [stderr] 15 |     pub fn new(word: &'a str) -> CardCell<'a> {
Nov 28 10:05:59.950 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.950 INFO [stderr] 
Nov 28 10:05:59.950 INFO [stderr] warning: method is never used: `check`
Nov 28 10:05:59.950 INFO [stderr]   --> src/bingo/cards.rs:27:5
Nov 28 10:05:59.951 INFO [stderr]    |
Nov 28 10:05:59.951 INFO [stderr] 27 |     pub fn check(&mut self) {
Nov 28 10:05:59.951 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.951 INFO [stderr] 
Nov 28 10:05:59.951 INFO [stderr] warning: struct is never constructed: `Card`
Nov 28 10:05:59.956 INFO [stderr]   --> src/bingo/cards.rs:32:1
Nov 28 10:05:59.956 INFO [stderr]    |
Nov 28 10:05:59.956 INFO [stderr] 32 | pub struct Card<'a> {
Nov 28 10:05:59.956 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.956 INFO [stderr] 
Nov 28 10:05:59.956 INFO [stderr] warning: method is never used: `new`
Nov 28 10:05:59.956 INFO [stderr]   --> src/bingo/cards.rs:38:5
Nov 28 10:05:59.956 INFO [stderr]    |
Nov 28 10:05:59.956 INFO [stderr] 38 |     pub fn new<I>(word_iter: I) -> Card<'a> where I: Iterator<Item = &'a &'a str> {
Nov 28 10:05:59.956 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.956 INFO [stderr] 
Nov 28 10:05:59.956 INFO [stderr] warning: method is never used: `check_cell`
Nov 28 10:05:59.956 INFO [stderr]   --> src/bingo/cards.rs:42:5
Nov 28 10:05:59.956 INFO [stderr]    |
Nov 28 10:05:59.956 INFO [stderr] 42 |     pub fn check_cell(&mut self, row: usize, col: usize) {
Nov 28 10:05:59.956 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.956 INFO [stderr] 
Nov 28 10:05:59.956 INFO [stderr] warning: function is never used: `fill_cells`
Nov 28 10:05:59.956 INFO [stderr]   --> src/bingo/cards.rs:47:1
Nov 28 10:05:59.956 INFO [stderr]    |
Nov 28 10:05:59.956 INFO [stderr] 47 | fn fill_cells<'a, I>(word_iter: I) -> [[CardCell<'a>; COL_COUNT]; ROW_COUNT] where I: Iterator<Item = &'a &'a str> {
Nov 28 10:05:59.956 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.956 INFO [stderr] 
Nov 28 10:05:59.956 INFO [stderr] warning: function is never used: `split`
Nov 28 10:05:59.956 INFO [stderr]  --> src/bingo/words.rs:2:1
Nov 28 10:05:59.956 INFO [stderr]   |
Nov 28 10:05:59.956 INFO [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator<Item = &'a &'a str> {
Nov 28 10:05:59.956 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.956 INFO [stderr] 
Nov 28 10:05:59.956 INFO [stderr] warning: struct is never constructed: `Word`
Nov 28 10:05:59.956 INFO [stderr]  --> src/bingo/words.rs:6:1
Nov 28 10:05:59.956 INFO [stderr]   |
Nov 28 10:05:59.956 INFO [stderr] 6 | pub struct Word {
Nov 28 10:05:59.956 INFO [stderr]   | ^^^^^^^^^^^^^^^
Nov 28 10:05:59.957 INFO [stderr] 
Nov 28 10:05:59.957 INFO [stderr] warning: method is never used: `new`
Nov 28 10:05:59.957 INFO [stderr]   --> src/bingo/words.rs:12:6
Nov 28 10:05:59.957 INFO [stderr]    |
Nov 28 10:05:59.957 INFO [stderr] 12 |      pub fn new(title: &str, synonyms: Vec<&str>) -> Word {
Nov 28 10:05:59.957 INFO [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:05:59.957 INFO [stderr] 
Nov 28 10:06:00.001 INFO [stderr] warning: unused variable: `s`
Nov 28 10:06:00.001 INFO [stderr]  --> src/bingo/words.rs:2:21
Nov 28 10:06:00.001 INFO [stderr]   |
Nov 28 10:06:00.001 INFO [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator<Item = &'a &'a str> {
Nov 28 10:06:00.001 INFO [stderr]   |                     ^ help: consider using `_s` instead
Nov 28 10:06:00.001 INFO [stderr]   |
Nov 28 10:06:00.001 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 10:06:00.001 INFO [stderr] 
Nov 28 10:06:00.024 INFO [stderr] warning: variable does not need to be mutable
Nov 28 10:06:00.024 INFO [stderr]   --> src/http.rs:12:9
Nov 28 10:06:00.024 INFO [stderr]    |
Nov 28 10:06:00.024 INFO [stderr] 12 |     let mut s_buf:String;
Nov 28 10:06:00.024 INFO [stderr]    |         ----^^^^^
Nov 28 10:06:00.024 INFO [stderr]    |         |
Nov 28 10:06:00.024 INFO [stderr]    |         help: remove this `mut`
Nov 28 10:06:00.024 INFO [stderr]    |
Nov 28 10:06:00.024 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 10:06:00.024 INFO [stderr] 
Nov 28 10:06:00.051 INFO [stderr] warning: function is never used: `listening`
Nov 28 10:06:00.051 INFO [stderr]  --> src/http.rs:6:1
Nov 28 10:06:00.051 INFO [stderr]   |
Nov 28 10:06:00.051 INFO [stderr] 6 | pub fn listening(url: &str) {
Nov 28 10:06:00.051 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:06:00.051 INFO [stderr]   |
Nov 28 10:06:00.051 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 10:06:00.051 INFO [stderr] 
Nov 28 10:06:00.051 INFO [stderr] warning: function is never used: `handle_proc`
Nov 28 10:06:00.051 INFO [stderr]   --> src/http.rs:11:1
Nov 28 10:06:00.051 INFO [stderr]    |
Nov 28 10:06:00.051 INFO [stderr] 11 | fn handle_proc(req: Request, mut res: Response) {
Nov 28 10:06:00.051 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:06:00.051 INFO [stderr] 
Nov 28 10:06:00.053 INFO [stderr] warning: struct is never constructed: `GitterMdFormatProvider`
Nov 28 10:06:00.053 INFO [stderr]   --> src/formatting.rs:10:1
Nov 28 10:06:00.053 INFO [stderr]    |
Nov 28 10:06:00.053 INFO [stderr] 10 | pub struct GitterMdFormatProvider;
Nov 28 10:06:00.053 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:06:00.053 INFO [stderr] 
Nov 28 10:06:00.053 INFO [stderr] warning: method is never used: `new`
Nov 28 10:06:00.053 INFO [stderr]   --> src/formatting.rs:13:5
Nov 28 10:06:00.053 INFO [stderr]    |
Nov 28 10:06:00.053 INFO [stderr] 13 |     pub fn new() -> GitterMdFormatProvider{
Nov 28 10:06:00.053 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:06:00.053 INFO [stderr] 
Nov 28 10:06:00.053 INFO [stderr] warning: function is never used: `split`
Nov 28 10:06:00.053 INFO [stderr]  --> src/bingo/words.rs:2:1
Nov 28 10:06:00.053 INFO [stderr]   |
Nov 28 10:06:00.053 INFO [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator<Item = &'a &'a str> {
Nov 28 10:06:00.053 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:06:00.053 INFO [stderr] 
Nov 28 10:06:00.053 INFO [stderr] warning: struct is never constructed: `Word`
Nov 28 10:06:00.053 INFO [stderr]  --> src/bingo/words.rs:6:1
Nov 28 10:06:00.053 INFO [stderr]   |
Nov 28 10:06:00.053 INFO [stderr] 6 | pub struct Word {
Nov 28 10:06:00.053 INFO [stderr]   | ^^^^^^^^^^^^^^^
Nov 28 10:06:00.053 INFO [stderr] 
Nov 28 10:06:00.053 INFO [stderr] warning: method is never used: `new`
Nov 28 10:06:00.053 INFO [stderr]   --> src/bingo/words.rs:12:6
Nov 28 10:06:00.053 INFO [stderr]    |
Nov 28 10:06:00.053 INFO [stderr] 12 |      pub fn new(title: &str, synonyms: Vec<&str>) -> Word {
Nov 28 10:06:00.053 INFO [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 10:06:00.053 INFO [stderr] 
Nov 28 10:06:00.070 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.97s
Nov 28 10:06:00.077 INFO [stderr] su: No module specific data is present
Nov 28 10:06:00.396 INFO running `"docker" "inspect" "f47aa962de14191281779dfa164e3432e37af491ddb5cd63bf0c7a1e3d28e49a"`
Nov 28 10:06:00.538 INFO running `"docker" "rm" "-f" "f47aa962de14191281779dfa164e3432e37af491ddb5cd63bf0c7a1e3d28e49a"`
Nov 28 10:06:00.660 INFO [stdout] f47aa962de14191281779dfa164e3432e37af491ddb5cd63bf0c7a1e3d28e49a