[INFO] updating cached repository https://github.com/ademonov/bingo-bot [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8c39e5b0cbb318b98097cdadafc211460c699bcf [INFO] testing ademonov/bingo-bot against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fademonov%2Fbingo-bot" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ademonov/bingo-bot on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ademonov/bingo-bot [INFO] finished tweaking git repo https://github.com/ademonov/bingo-bot [INFO] tweaked toml for git repo https://github.com/ademonov/bingo-bot written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ademonov/bingo-bot already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 78c97382442e2a3a2a230a8c437ed3f30b10dade6bb8d415875331e2165f1780 [INFO] running `"docker" "start" "-a" "78c97382442e2a3a2a230a8c437ed3f30b10dade6bb8d415875331e2165f1780"` [INFO] [stderr] Compiling serde v0.8.21 [INFO] [stderr] Compiling unicode-normalization v0.1.3 [INFO] [stderr] Compiling traitobject v0.0.3 [INFO] [stderr] Compiling libc v0.2.18 [INFO] [stderr] Compiling quick-error v1.1.0 [INFO] [stderr] Compiling rustc-serialize v0.3.22 [INFO] [stderr] Compiling traitobject v0.0.1 [INFO] [stderr] Compiling httparse v1.2.1 [INFO] [stderr] Compiling log-mdc v0.1.0 [INFO] [stderr] Compiling unicode-bidi v0.2.4 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling hpack v0.2.0 [INFO] [stderr] Compiling mime v0.2.2 [INFO] [stderr] Compiling unicase v1.4.0 [INFO] [stderr] Compiling num v0.1.36 [INFO] [stderr] Compiling ordered-float v0.2.3 [INFO] [stderr] Compiling humantime v1.0.0 [INFO] [stderr] Compiling unsafe-any v0.4.1 [INFO] [stderr] Compiling typemap v0.3.3 [INFO] [stderr] Compiling solicit v0.4.4 [INFO] [stderr] Compiling time v0.1.35 [INFO] [stderr] Compiling num_cpus v1.2.0 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling idna v0.1.0 [INFO] [stderr] Compiling url v1.2.4 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.2.4/src/form_urlencoded.rs:246:40 [INFO] [stderr] | [INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 245 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 246 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling cookie v0.2.5 [INFO] [stderr] Compiling serde_test v0.8.21 [INFO] [stderr] Compiling serde-value v0.3.1 [INFO] [stderr] Compiling hyper v0.9.14 [INFO] [stderr] Compiling linked-hash-map v0.3.0 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling serde_yaml v0.5.0 [INFO] [stderr] Compiling log4rs v0.5.2 [INFO] [stderr] Compiling bingo-bot v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/formatting.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | fn format(&self, fp: &FormatProvider) -> String; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FormatProvider` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bingo/cards.rs:63:27 [INFO] [stderr] | [INFO] [stderr] 63 | fn format(&self, fp: &FormatProvider) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FormatProvider` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bingo/cards.rs:75:27 [INFO] [stderr] | [INFO] [stderr] 75 | fn format(&self, fp: &FormatProvider) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FormatProvider` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bingo/words.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/http.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut s_buf:String; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `listening` [INFO] [stderr] --> src/http.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn listening(url: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `handle_proc` [INFO] [stderr] --> src/http.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | fn handle_proc(req: Request, mut res: Response) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `GitterMdFormatProvider` [INFO] [stderr] --> src/formatting.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct GitterMdFormatProvider; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/formatting.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new() -> GitterMdFormatProvider{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/bingo/cards.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn new(word: &'a str) -> CardCell<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `check` [INFO] [stderr] --> src/bingo/cards.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn check(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Card` [INFO] [stderr] --> src/bingo/cards.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | pub struct Card<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/bingo/cards.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn new(word_iter: I) -> Card<'a> where I: Iterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `check_cell` [INFO] [stderr] --> src/bingo/cards.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn check_cell(&mut self, row: usize, col: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fill_cells` [INFO] [stderr] --> src/bingo/cards.rs:47:1 [INFO] [stderr] | [INFO] [stderr] 47 | fn fill_cells<'a, I>(word_iter: I) -> [[CardCell<'a>; COL_COUNT]; ROW_COUNT] where I: Iterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `split` [INFO] [stderr] --> src/bingo/words.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Word` [INFO] [stderr] --> src/bingo/words.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Word { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/bingo/words.rs:12:6 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(title: &str, synonyms: Vec<&str>) -> Word { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.27s [INFO] running `"docker" "inspect" "78c97382442e2a3a2a230a8c437ed3f30b10dade6bb8d415875331e2165f1780"` [INFO] running `"docker" "rm" "-f" "78c97382442e2a3a2a230a8c437ed3f30b10dade6bb8d415875331e2165f1780"` [INFO] [stdout] 78c97382442e2a3a2a230a8c437ed3f30b10dade6bb8d415875331e2165f1780 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 76a53cb8aa3bb7ce6896626421587a2499db895179ac79c1348d27f9d0697cd8 [INFO] running `"docker" "start" "-a" "76a53cb8aa3bb7ce6896626421587a2499db895179ac79c1348d27f9d0697cd8"` [INFO] [stderr] Compiling bingo-bot v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/formatting.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | fn format(&self, fp: &FormatProvider) -> String; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FormatProvider` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bingo/cards.rs:63:27 [INFO] [stderr] | [INFO] [stderr] 63 | fn format(&self, fp: &FormatProvider) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FormatProvider` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bingo/cards.rs:75:27 [INFO] [stderr] | [INFO] [stderr] 75 | fn format(&self, fp: &FormatProvider) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FormatProvider` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bingo/words.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/http.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut s_buf:String; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `listening` [INFO] [stderr] --> src/http.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn listening(url: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `handle_proc` [INFO] [stderr] --> src/http.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | fn handle_proc(req: Request, mut res: Response) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `GitterMdFormatProvider` [INFO] [stderr] --> src/formatting.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct GitterMdFormatProvider; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/formatting.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new() -> GitterMdFormatProvider{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `split` [INFO] [stderr] --> src/bingo/words.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn split<'a, I>(s: &'a str) -> I where I: Iterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Word` [INFO] [stderr] --> src/bingo/words.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Word { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/bingo/words.rs:12:6 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(title: &str, synonyms: Vec<&str>) -> Word { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `"docker" "inspect" "76a53cb8aa3bb7ce6896626421587a2499db895179ac79c1348d27f9d0697cd8"` [INFO] running `"docker" "rm" "-f" "76a53cb8aa3bb7ce6896626421587a2499db895179ac79c1348d27f9d0697cd8"` [INFO] [stdout] 76a53cb8aa3bb7ce6896626421587a2499db895179ac79c1348d27f9d0697cd8 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] 3b550541b0be5cdd5b310b7a897d62ca517cf9dd58bcc0fa93b3ba7a413fd528 [INFO] running `"docker" "start" "-a" "3b550541b0be5cdd5b310b7a897d62ca517cf9dd58bcc0fa93b3ba7a413fd528"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bingo_bot-7b069a83bd309b1e [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test bingo::bingo_tests::bingo_tests_works ... ok [INFO] [stdout] test bingo::bingo_tests::cardcell_check ... ok [INFO] [stdout] test bingo::bingo_tests::card_check_cell ... ok [INFO] [stdout] test bingo::bingo_tests::cardcell_new ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "3b550541b0be5cdd5b310b7a897d62ca517cf9dd58bcc0fa93b3ba7a413fd528"` [INFO] running `"docker" "rm" "-f" "3b550541b0be5cdd5b310b7a897d62ca517cf9dd58bcc0fa93b3ba7a413fd528"` [INFO] [stdout] 3b550541b0be5cdd5b310b7a897d62ca517cf9dd58bcc0fa93b3ba7a413fd528