[INFO] updating cached repository ammongit/markov-music [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ammongit/markov-music [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ammongit/markov-music" "work/ex/beta-1.38-1/sources/1.37.0/gh/ammongit/markov-music"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ammongit/markov-music'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ammongit/markov-music" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ammongit/markov-music"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ammongit/markov-music'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 68dea06d36893e7050d554ddc802504ddc3dddff [INFO] sha for GitHub repo ammongit/markov-music: 68dea06d36893e7050d554ddc802504ddc3dddff [INFO] validating manifest of ammongit/markov-music on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ammongit/markov-music on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ammongit/markov-music [INFO] finished frobbing ammongit/markov-music [INFO] frobbed toml for ammongit/markov-music written to work/ex/beta-1.38-1/sources/1.37.0/gh/ammongit/markov-music/Cargo.toml [INFO] started frobbing ammongit/markov-music [INFO] finished frobbing ammongit/markov-music [INFO] frobbed toml for ammongit/markov-music written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ammongit/markov-music/Cargo.toml [INFO] crate ammongit/markov-music already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ammongit/markov-music against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ammongit/markov-music:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 2f45e65a1f26d34cc1c99f7589ba1c85015e6dde7fac8bca3c8481424609ca29 [INFO] running `"docker" "start" "-a" "2f45e65a1f26d34cc1c99f7589ba1c85015e6dde7fac8bca3c8481424609ca29"` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.0 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling bufstream v0.1.3 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling libsqlite3-sys v0.9.1 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling term_size v0.3.0 [INFO] [stderr] Compiling thread-id v3.2.0 [INFO] [stderr] Compiling atty v0.2.2 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling simple-logging v2.0.1 [INFO] [stderr] Compiling textwrap v0.7.0 [INFO] [stderr] Compiling clap v2.26.0 [INFO] [stderr] Compiling mpd v0.0.12 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling diesel_derives v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Compiling diesel v1.1.1 [INFO] [stderr] Compiling serde v1.0.11 [INFO] [stderr] Compiling toml v0.4.4 [INFO] [stderr] Compiling markov-music v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/choose.rs:29:74 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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/choose.rs:34:77 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:57:32 [INFO] [stderr] | [INFO] [stderr] 57 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/markov.rs:64:35 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/markov.rs:68:50 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] 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. [INFO] [stderr] --> src/utils.rs:25:40 [INFO] [stderr] | [INFO] [stderr] 25 | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `random_key` [INFO] [stderr] --> src/choose.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `roulette_wheel` [INFO] [stderr] --> src/choose.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `modify_weight` [INFO] [stderr] --> src/markov.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn modify_weight(&mut self, prev: T, next: T, diff: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `clear` [INFO] [stderr] --> src/markov.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | / pub fn clear(&mut self, item: &U) [INFO] [stderr] 56 | | where U: Borrow, [INFO] [stderr] 57 | | U: ?Sized, [INFO] [stderr] 58 | | { [INFO] [stderr] ... | [INFO] [stderr] 61 | | } [INFO] [stderr] 62 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start` [INFO] [stderr] --> src/markov.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next` [INFO] [stderr] --> src/markov.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | / pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stderr] 69 | | where U: Borrow, [INFO] [stderr] 70 | | U: ?Sized, [INFO] [stderr] 71 | | { [INFO] [stderr] ... | [INFO] [stderr] 75 | | } [INFO] [stderr] 76 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `possible_next` [INFO] [stderr] --> src/markov.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | / pub fn possible_next(&self, current: &U) -> Option<&HashMap> [INFO] [stderr] 79 | | where U: Borrow, [INFO] [stderr] 80 | | U: ?Sized, [INFO] [stderr] 81 | | { [INFO] [stderr] 82 | | self.assocs.get(current.borrow()) [INFO] [stderr] 83 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `split_cmd` [INFO] [stderr] --> src/socket.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | fn split_cmd(command: &mut str) -> (&mut str, &mut str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SocketServer` [INFO] [stderr] --> src/socket.rs:36:1 [INFO] [stderr] | [INFO] [stderr] 36 | pub struct SocketServer { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bind` [INFO] [stderr] --> src/socket.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn bind(config: &DaemonConfig) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `wait` [INFO] [stderr] --> src/socket.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn wait(&self) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `respond` [INFO] [stderr] --> src/socket.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | fn respond(&self, command: &mut str) -> Result<&'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_recommend` [INFO] [stderr] --> src/socket.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | fn set_recommend(&self, arg: &mut str) -> &'static str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `empty_mut_str` [INFO] [stderr] --> src/utils.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn empty_mut_str() -> &'static mut str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sigmoid` [INFO] [stderr] --> src/utils.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn sigmoid(n: f32) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 07s [INFO] running `"docker" "inspect" "2f45e65a1f26d34cc1c99f7589ba1c85015e6dde7fac8bca3c8481424609ca29"` [INFO] running `"docker" "rm" "-f" "2f45e65a1f26d34cc1c99f7589ba1c85015e6dde7fac8bca3c8481424609ca29"` [INFO] [stdout] 2f45e65a1f26d34cc1c99f7589ba1c85015e6dde7fac8bca3c8481424609ca29 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ammongit/markov-music:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 26b72d686fbb533e6932555f3b30de41f1ef5ade38d56b8f71b1f6867190b5fa [INFO] running `"docker" "start" "-a" "26b72d686fbb533e6932555f3b30de41f1ef5ade38d56b8f71b1f6867190b5fa"` [INFO] [stderr] Compiling markov-music v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/choose.rs:29:74 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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/choose.rs:34:77 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:57:32 [INFO] [stderr] | [INFO] [stderr] 57 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/markov.rs:64:35 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/markov.rs:68:50 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] 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. [INFO] [stderr] --> src/utils.rs:25:40 [INFO] [stderr] | [INFO] [stderr] 25 | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `random_key` [INFO] [stderr] --> src/choose.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `roulette_wheel` [INFO] [stderr] --> src/choose.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `modify_weight` [INFO] [stderr] --> src/markov.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn modify_weight(&mut self, prev: T, next: T, diff: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `clear` [INFO] [stderr] --> src/markov.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | / pub fn clear(&mut self, item: &U) [INFO] [stderr] 56 | | where U: Borrow, [INFO] [stderr] 57 | | U: ?Sized, [INFO] [stderr] 58 | | { [INFO] [stderr] ... | [INFO] [stderr] 61 | | } [INFO] [stderr] 62 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `start` [INFO] [stderr] --> src/markov.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `next` [INFO] [stderr] --> src/markov.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | / pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stderr] 69 | | where U: Borrow, [INFO] [stderr] 70 | | U: ?Sized, [INFO] [stderr] 71 | | { [INFO] [stderr] ... | [INFO] [stderr] 75 | | } [INFO] [stderr] 76 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `possible_next` [INFO] [stderr] --> src/markov.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | / pub fn possible_next(&self, current: &U) -> Option<&HashMap> [INFO] [stderr] 79 | | where U: Borrow, [INFO] [stderr] 80 | | U: ?Sized, [INFO] [stderr] 81 | | { [INFO] [stderr] 82 | | self.assocs.get(current.borrow()) [INFO] [stderr] 83 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `split_cmd` [INFO] [stderr] --> src/socket.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | fn split_cmd(command: &mut str) -> (&mut str, &mut str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SocketServer` [INFO] [stderr] --> src/socket.rs:36:1 [INFO] [stderr] | [INFO] [stderr] 36 | pub struct SocketServer { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bind` [INFO] [stderr] --> src/socket.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn bind(config: &DaemonConfig) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `wait` [INFO] [stderr] --> src/socket.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn wait(&self) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `respond` [INFO] [stderr] --> src/socket.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | fn respond(&self, command: &mut str) -> Result<&'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_recommend` [INFO] [stderr] --> src/socket.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | fn set_recommend(&self, arg: &mut str) -> &'static str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `empty_mut_str` [INFO] [stderr] --> src/utils.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn empty_mut_str() -> &'static mut str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sigmoid` [INFO] [stderr] --> src/utils.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn sigmoid(n: f32) -> f32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `"docker" "inspect" "26b72d686fbb533e6932555f3b30de41f1ef5ade38d56b8f71b1f6867190b5fa"` [INFO] running `"docker" "rm" "-f" "26b72d686fbb533e6932555f3b30de41f1ef5ade38d56b8f71b1f6867190b5fa"` [INFO] [stdout] 26b72d686fbb533e6932555f3b30de41f1ef5ade38d56b8f71b1f6867190b5fa [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ammongit/markov-music:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 337fd29a2d7096f192801e7c33a8972407dd8afd9e1af7e4f8d23bba071f3e99 [INFO] running `"docker" "start" "-a" "337fd29a2d7096f192801e7c33a8972407dd8afd9e1af7e4f8d23bba071f3e99"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/markov_music-964792d0f2168021 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "337fd29a2d7096f192801e7c33a8972407dd8afd9e1af7e4f8d23bba071f3e99"` [INFO] running `"docker" "rm" "-f" "337fd29a2d7096f192801e7c33a8972407dd8afd9e1af7e4f8d23bba071f3e99"` [INFO] [stdout] 337fd29a2d7096f192801e7c33a8972407dd8afd9e1af7e4f8d23bba071f3e99