Oct 13 01:17:57.003 INFO checking ammongit/markov-music against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977 Oct 13 01:17:57.005 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"` Oct 13 01:17:57.372 INFO blam! ce61dbe292a548a9e046382508487a676695b87dc781cf409a711d9c82b751ca Oct 13 01:17:57.381 INFO running `"docker" "start" "-a" "ce61dbe292a548a9e046382508487a676695b87dc781cf409a711d9c82b751ca"` Oct 13 01:17:58.556 INFO kablam! usermod: no changes Oct 13 01:17:58.771 INFO kablam! Checking term_size v0.3.0 Oct 13 01:17:58.771 INFO kablam! Checking thread-id v3.2.0 Oct 13 01:17:58.780 INFO kablam! Checking atty v0.2.2 Oct 13 01:17:58.815 INFO kablam! Checking mpd v0.0.12 Oct 13 01:17:58.815 INFO kablam! Compiling serde_derive_internals v0.19.0 Oct 13 01:17:58.816 INFO kablam! Checking diesel v1.1.1 Oct 13 01:18:00.996 INFO kablam! Checking simple-logging v2.0.1 Oct 13 01:18:01.352 INFO kablam! Checking textwrap v0.7.0 Oct 13 01:18:03.669 INFO kablam! Checking clap v2.26.0 Oct 13 01:18:06.495 INFO kablam! Compiling serde_derive v1.0.27 Oct 13 01:18:17.705 INFO kablam! Checking serde v1.0.11 Oct 13 01:18:27.274 INFO kablam! Checking toml v0.4.4 Oct 13 01:18:31.208 INFO kablam! Checking markov-music v0.1.0 (/source) Oct 13 01:18:33.739 INFO kablam! warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. Oct 13 01:18:33.740 INFO kablam! --> src/utils.rs:25:40 Oct 13 01:18:33.741 INFO kablam! | Oct 13 01:18:33.741 INFO kablam! 25 | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); Oct 13 01:18:33.741 INFO kablam! | ^^^^^^^^^^^^^ Oct 13 01:18:33.742 INFO kablam! | Oct 13 01:18:33.742 INFO kablam! = note: #[warn(deprecated)] on by default Oct 13 01:18:33.742 INFO kablam! Oct 13 01:18:33.796 INFO kablam! warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. Oct 13 01:18:33.797 INFO kablam! --> src/utils.rs:25:40 Oct 13 01:18:33.797 INFO kablam! | Oct 13 01:18:33.797 INFO kablam! 25 | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); Oct 13 01:18:33.798 INFO kablam! | ^^^^^^^^^^^^^ Oct 13 01:18:33.798 INFO kablam! | Oct 13 01:18:33.798 INFO kablam! = note: #[warn(deprecated)] on by default Oct 13 01:18:33.799 INFO kablam! Oct 13 01:18:34.332 INFO kablam! warning: function is never used: `random_key` Oct 13 01:18:34.333 INFO kablam! --> src/choose.rs:29:1 Oct 13 01:18:34.333 INFO kablam! | Oct 13 01:18:34.333 INFO kablam! 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { Oct 13 01:18:34.334 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.334 INFO kablam! | Oct 13 01:18:34.334 INFO kablam! = note: #[warn(dead_code)] on by default Oct 13 01:18:34.334 INFO kablam! Oct 13 01:18:34.335 INFO kablam! warning: function is never used: `roulette_wheel` Oct 13 01:18:34.335 INFO kablam! --> src/choose.rs:34:1 Oct 13 01:18:34.335 INFO kablam! | Oct 13 01:18:34.335 INFO kablam! 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { Oct 13 01:18:34.336 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.336 INFO kablam! Oct 13 01:18:34.336 INFO kablam! warning: method is never used: `modify_weight` Oct 13 01:18:34.337 INFO kablam! --> src/markov.rs:47:5 Oct 13 01:18:34.337 INFO kablam! | Oct 13 01:18:34.337 INFO kablam! 47 | pub fn modify_weight(&mut self, prev: T, next: T, diff: f32) { Oct 13 01:18:34.337 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.338 INFO kablam! Oct 13 01:18:34.338 INFO kablam! warning: method is never used: `clear` Oct 13 01:18:34.338 INFO kablam! --> src/markov.rs:55:5 Oct 13 01:18:34.338 INFO kablam! | Oct 13 01:18:34.339 INFO kablam! 55 | / pub fn clear(&mut self, item: &U) Oct 13 01:18:34.339 INFO kablam! 56 | | where U: Borrow, Oct 13 01:18:34.339 INFO kablam! 57 | | U: ?Sized, Oct 13 01:18:34.339 INFO kablam! 58 | | { Oct 13 01:18:34.340 INFO kablam! ... | Oct 13 01:18:34.340 INFO kablam! 61 | | } Oct 13 01:18:34.340 INFO kablam! 62 | | } Oct 13 01:18:34.341 INFO kablam! | |_____^ Oct 13 01:18:34.341 INFO kablam! Oct 13 01:18:34.341 INFO kablam! warning: method is never used: `start` Oct 13 01:18:34.341 INFO kablam! --> src/markov.rs:64:5 Oct 13 01:18:34.342 INFO kablam! | Oct 13 01:18:34.342 INFO kablam! 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { Oct 13 01:18:34.342 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.343 INFO kablam! Oct 13 01:18:34.343 INFO kablam! warning: method is never used: `next` Oct 13 01:18:34.343 INFO kablam! --> src/markov.rs:68:5 Oct 13 01:18:34.343 INFO kablam! | Oct 13 01:18:34.344 INFO kablam! 68 | / pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> Oct 13 01:18:34.344 INFO kablam! 69 | | where U: Borrow, Oct 13 01:18:34.344 INFO kablam! 70 | | U: ?Sized, Oct 13 01:18:34.344 INFO kablam! 71 | | { Oct 13 01:18:34.345 INFO kablam! ... | Oct 13 01:18:34.345 INFO kablam! 75 | | } Oct 13 01:18:34.345 INFO kablam! 76 | | } Oct 13 01:18:34.346 INFO kablam! | |_____^ Oct 13 01:18:34.346 INFO kablam! Oct 13 01:18:34.346 INFO kablam! warning: method is never used: `possible_next` Oct 13 01:18:34.346 INFO kablam! --> src/markov.rs:78:5 Oct 13 01:18:34.347 INFO kablam! | Oct 13 01:18:34.347 INFO kablam! 78 | / pub fn possible_next(&self, current: &U) -> Option<&HashMap> Oct 13 01:18:34.347 INFO kablam! 79 | | where U: Borrow, Oct 13 01:18:34.347 INFO kablam! 80 | | U: ?Sized, Oct 13 01:18:34.348 INFO kablam! 81 | | { Oct 13 01:18:34.348 INFO kablam! 82 | | self.assocs.get(current.borrow()) Oct 13 01:18:34.348 INFO kablam! 83 | | } Oct 13 01:18:34.349 INFO kablam! | |_____^ Oct 13 01:18:34.349 INFO kablam! Oct 13 01:18:34.349 INFO kablam! warning: function is never used: `split_cmd` Oct 13 01:18:34.349 INFO kablam! --> src/socket.rs:28:1 Oct 13 01:18:34.350 INFO kablam! | Oct 13 01:18:34.350 INFO kablam! 28 | fn split_cmd(command: &mut str) -> (&mut str, &mut str) { Oct 13 01:18:34.350 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.350 INFO kablam! Oct 13 01:18:34.351 INFO kablam! warning: struct is never constructed: `SocketServer` Oct 13 01:18:34.351 INFO kablam! --> src/socket.rs:36:1 Oct 13 01:18:34.351 INFO kablam! | Oct 13 01:18:34.352 INFO kablam! 36 | pub struct SocketServer { Oct 13 01:18:34.355 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.355 INFO kablam! Oct 13 01:18:34.355 INFO kablam! warning: method is never used: `bind` Oct 13 01:18:34.355 INFO kablam! --> src/socket.rs:41:5 Oct 13 01:18:34.355 INFO kablam! | Oct 13 01:18:34.355 INFO kablam! 41 | pub fn bind(config: &DaemonConfig) -> Result { Oct 13 01:18:34.355 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.355 INFO kablam! Oct 13 01:18:34.355 INFO kablam! warning: method is never used: `wait` Oct 13 01:18:34.355 INFO kablam! --> src/socket.rs:47:5 Oct 13 01:18:34.355 INFO kablam! | Oct 13 01:18:34.355 INFO kablam! 47 | pub fn wait(&self) -> Result<()> { Oct 13 01:18:34.355 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.355 INFO kablam! Oct 13 01:18:34.355 INFO kablam! warning: method is never used: `respond` Oct 13 01:18:34.355 INFO kablam! --> src/socket.rs:58:5 Oct 13 01:18:34.355 INFO kablam! | Oct 13 01:18:34.355 INFO kablam! 58 | fn respond(&self, command: &mut str) -> Result<&'static str> { Oct 13 01:18:34.355 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.355 INFO kablam! Oct 13 01:18:34.355 INFO kablam! warning: method is never used: `set_recommend` Oct 13 01:18:34.355 INFO kablam! --> src/socket.rs:72:5 Oct 13 01:18:34.355 INFO kablam! | Oct 13 01:18:34.355 INFO kablam! 72 | fn set_recommend(&self, arg: &mut str) -> &'static str { Oct 13 01:18:34.355 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.355 INFO kablam! Oct 13 01:18:34.355 INFO kablam! warning: function is never used: `empty_mut_str` Oct 13 01:18:34.355 INFO kablam! --> src/utils.rs:29:1 Oct 13 01:18:34.355 INFO kablam! | Oct 13 01:18:34.355 INFO kablam! 29 | pub fn empty_mut_str() -> &'static mut str { Oct 13 01:18:34.355 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.355 INFO kablam! Oct 13 01:18:34.355 INFO kablam! warning: function is never used: `sigmoid` Oct 13 01:18:34.355 INFO kablam! --> src/utils.rs:34:1 Oct 13 01:18:34.355 INFO kablam! | Oct 13 01:18:34.355 INFO kablam! 34 | pub fn sigmoid(n: f32) -> f32 { Oct 13 01:18:34.355 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.355 INFO kablam! Oct 13 01:18:34.479 INFO kablam! warning: function is never used: `random_key` Oct 13 01:18:34.479 INFO kablam! --> src/choose.rs:29:1 Oct 13 01:18:34.479 INFO kablam! | Oct 13 01:18:34.479 INFO kablam! 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { Oct 13 01:18:34.479 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.479 INFO kablam! | Oct 13 01:18:34.479 INFO kablam! = note: #[warn(dead_code)] on by default Oct 13 01:18:34.479 INFO kablam! Oct 13 01:18:34.479 INFO kablam! warning: function is never used: `roulette_wheel` Oct 13 01:18:34.479 INFO kablam! --> src/choose.rs:34:1 Oct 13 01:18:34.479 INFO kablam! | Oct 13 01:18:34.479 INFO kablam! 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { Oct 13 01:18:34.479 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.479 INFO kablam! Oct 13 01:18:34.480 INFO kablam! warning: method is never used: `modify_weight` Oct 13 01:18:34.480 INFO kablam! --> src/markov.rs:47:5 Oct 13 01:18:34.480 INFO kablam! | Oct 13 01:18:34.480 INFO kablam! 47 | pub fn modify_weight(&mut self, prev: T, next: T, diff: f32) { Oct 13 01:18:34.480 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.480 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `clear` Oct 13 01:18:34.483 INFO kablam! --> src/markov.rs:55:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 55 | / pub fn clear(&mut self, item: &U) Oct 13 01:18:34.483 INFO kablam! 56 | | where U: Borrow, Oct 13 01:18:34.483 INFO kablam! 57 | | U: ?Sized, Oct 13 01:18:34.483 INFO kablam! 58 | | { Oct 13 01:18:34.483 INFO kablam! ... | Oct 13 01:18:34.483 INFO kablam! 61 | | } Oct 13 01:18:34.483 INFO kablam! 62 | | } Oct 13 01:18:34.483 INFO kablam! | |_____^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `start` Oct 13 01:18:34.483 INFO kablam! --> src/markov.rs:64:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { Oct 13 01:18:34.483 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `next` Oct 13 01:18:34.483 INFO kablam! --> src/markov.rs:68:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 68 | / pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> Oct 13 01:18:34.483 INFO kablam! 69 | | where U: Borrow, Oct 13 01:18:34.483 INFO kablam! 70 | | U: ?Sized, Oct 13 01:18:34.483 INFO kablam! 71 | | { Oct 13 01:18:34.483 INFO kablam! ... | Oct 13 01:18:34.483 INFO kablam! 75 | | } Oct 13 01:18:34.483 INFO kablam! 76 | | } Oct 13 01:18:34.483 INFO kablam! | |_____^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `possible_next` Oct 13 01:18:34.483 INFO kablam! --> src/markov.rs:78:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 78 | / pub fn possible_next(&self, current: &U) -> Option<&HashMap> Oct 13 01:18:34.483 INFO kablam! 79 | | where U: Borrow, Oct 13 01:18:34.483 INFO kablam! 80 | | U: ?Sized, Oct 13 01:18:34.483 INFO kablam! 81 | | { Oct 13 01:18:34.483 INFO kablam! 82 | | self.assocs.get(current.borrow()) Oct 13 01:18:34.483 INFO kablam! 83 | | } Oct 13 01:18:34.483 INFO kablam! | |_____^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: function is never used: `split_cmd` Oct 13 01:18:34.483 INFO kablam! --> src/socket.rs:28:1 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 28 | fn split_cmd(command: &mut str) -> (&mut str, &mut str) { Oct 13 01:18:34.483 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: struct is never constructed: `SocketServer` Oct 13 01:18:34.483 INFO kablam! --> src/socket.rs:36:1 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 36 | pub struct SocketServer { Oct 13 01:18:34.483 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `bind` Oct 13 01:18:34.483 INFO kablam! --> src/socket.rs:41:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 41 | pub fn bind(config: &DaemonConfig) -> Result { Oct 13 01:18:34.483 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `wait` Oct 13 01:18:34.483 INFO kablam! --> src/socket.rs:47:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 47 | pub fn wait(&self) -> Result<()> { Oct 13 01:18:34.483 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `respond` Oct 13 01:18:34.483 INFO kablam! --> src/socket.rs:58:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 58 | fn respond(&self, command: &mut str) -> Result<&'static str> { Oct 13 01:18:34.483 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: method is never used: `set_recommend` Oct 13 01:18:34.483 INFO kablam! --> src/socket.rs:72:5 Oct 13 01:18:34.483 INFO kablam! | Oct 13 01:18:34.483 INFO kablam! 72 | fn set_recommend(&self, arg: &mut str) -> &'static str { Oct 13 01:18:34.483 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.483 INFO kablam! Oct 13 01:18:34.483 INFO kablam! warning: function is never used: `empty_mut_str` Oct 13 01:18:34.484 INFO kablam! --> src/utils.rs:29:1 Oct 13 01:18:34.484 INFO kablam! | Oct 13 01:18:34.484 INFO kablam! 29 | pub fn empty_mut_str() -> &'static mut str { Oct 13 01:18:34.484 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.484 INFO kablam! Oct 13 01:18:34.484 INFO kablam! warning: function is never used: `sigmoid` Oct 13 01:18:34.484 INFO kablam! --> src/utils.rs:34:1 Oct 13 01:18:34.484 INFO kablam! | Oct 13 01:18:34.484 INFO kablam! 34 | pub fn sigmoid(n: f32) -> f32 { Oct 13 01:18:34.484 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 13 01:18:34.484 INFO kablam! Oct 13 01:18:34.538 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 35.95s Oct 13 01:18:34.544 INFO kablam! su: No module specific data is present Oct 13 01:18:34.865 INFO running `"docker" "rm" "-f" "ce61dbe292a548a9e046382508487a676695b87dc781cf409a711d9c82b751ca"` Oct 13 01:18:35.040 INFO blam! ce61dbe292a548a9e046382508487a676695b87dc781cf409a711d9c82b751ca