[INFO] cloning repository https://github.com/ammongit/markov-music [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ammongit/markov-music" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammongit%2Fmarkov-music", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammongit%2Fmarkov-music'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68dea06d36893e7050d554ddc802504ddc3dddff [INFO] testing ammongit/markov-music against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammongit%2Fmarkov-music" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ammongit/markov-music on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ammongit/markov-music [INFO] finished tweaking git repo https://github.com/ammongit/markov-music [INFO] tweaked toml for git repo https://github.com/ammongit/markov-music written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ammongit/markov-music already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded diesel_derives v1.1.0 [INFO] [stderr] Downloaded vcpkg v0.2.2 [INFO] [stderr] Downloaded bufstream v0.1.3 [INFO] [stderr] Downloaded term_size v0.3.0 [INFO] [stderr] Downloaded redox_syscall v0.1.37 [INFO] [stderr] Downloaded time v0.1.39 [INFO] [stderr] Downloaded atty v0.2.2 [INFO] [stderr] Downloaded vec_map v0.8.0 [INFO] [stderr] Downloaded thread-id v3.2.0 [INFO] [stderr] Downloaded lazy_static v1.0.0 [INFO] [stderr] Downloaded textwrap v0.7.0 [INFO] [stderr] Downloaded byteorder v1.1.0 [INFO] [stderr] Downloaded serde v1.0.11 [INFO] [stderr] Downloaded toml v0.4.4 [INFO] [stderr] Downloaded libc v0.2.40 [INFO] [stderr] Downloaded clap v2.26.0 [INFO] [stderr] Downloaded diesel v1.1.1 [INFO] [stderr] Downloaded serde_derive v1.0.27 [INFO] [stderr] Downloaded serde_derive_internals v0.19.0 [INFO] [stderr] Downloaded libsqlite3-sys v0.9.1 [INFO] [stderr] Downloaded simple-logging v2.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e2f5c4430598e33e0b15829269e721b821b3d39efeaa30bda73eb713869fed96 [INFO] running `Command { std: "docker" "start" "-a" "e2f5c4430598e33e0b15829269e721b821b3d39efeaa30bda73eb713869fed96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2f5c4430598e33e0b15829269e721b821b3d39efeaa30bda73eb713869fed96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2f5c4430598e33e0b15829269e721b821b3d39efeaa30bda73eb713869fed96", kill_on_drop: false }` [INFO] [stdout] e2f5c4430598e33e0b15829269e721b821b3d39efeaa30bda73eb713869fed96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c78b1a0c9e8aacd30e8f5118360ae77cf87e1141068561212467a8fb332a3986 [INFO] running `Command { std: "docker" "start" "-a" "c78b1a0c9e8aacd30e8f5118360ae77cf87e1141068561212467a8fb332a3986", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling byteorder v1.1.0 [INFO] [stderr] Compiling bufstream v0.1.3 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling libsqlite3-sys v0.9.1 [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/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/config.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref DEFAULT_CONFIG_PATH: PathBuf = { [INFO] [stdout] 31 | | let mut dir = match env::var_os("XDG_CONFIG_HOME") { [INFO] [stdout] 32 | | Some(dir) => PathBuf::from(dir), [INFO] [stdout] ... | [INFO] [stdout] 42 | | }; [INFO] [stdout] 43 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:73:35 [INFO] [stdout] | [INFO] [stdout] 73 | write!(f, "{}", StdError::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/utils.rs:25:45 [INFO] [stdout] | [INFO] [stdout] 25 | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/utils.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | / lazy_static! { [INFO] [stdout] 25 | | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); [INFO] [stdout] 26 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/choose.rs:29:74 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut dyn Rng) -> Option<&'a K> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/choose.rs:34:77 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut dyn Rng) -> Option<&'a K> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:57:32 [INFO] [stdout] | [INFO] [stdout] 57 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/markov.rs:64:35 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 64 | pub fn start(&self, rng: &mut dyn Rng) -> Option<&T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/markov.rs:68:50 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn next(&self, current: &U, rng: &mut dyn Rng) -> Option<&T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:47:28 [INFO] [stdout] | [INFO] [stdout] 47 | Io(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:48:34 [INFO] [stdout] | [INFO] [stdout] 48 | IntParse(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:49:30 [INFO] [stdout] | [INFO] [stdout] 49 | Utf8(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:50:32 [INFO] [stdout] | [INFO] [stdout] 50 | TomlDe(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:51:34 [INFO] [stdout] | [INFO] [stdout] 51 | MpdParse(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:52:34 [INFO] [stdout] | [INFO] [stdout] 52 | MpdProto(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:53:35 [INFO] [stdout] | [INFO] [stdout] 53 | MpdServer(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `random_key` is never used [INFO] [stdout] --> src/choose.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `roulette_wheel` is never used [INFO] [stdout] --> src/choose.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `modify_weight`, `clear`, `start`, `next`, and `possible_next` are never used [INFO] [stdout] --> src/markov.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 37 | / impl Chain [INFO] [stdout] 38 | | where [INFO] [stdout] 39 | | T: Eq + Hash, [INFO] [stdout] | |_________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn modify_weight(&mut self, prev: T, next: T, diff: f32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | pub fn clear(&mut self, item: &U) [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn possible_next(&self, current: &U) -> Option<&HashMap> [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `split_cmd` is never used [INFO] [stdout] --> src/socket.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn split_cmd(command: &mut str) -> (&mut str, &mut str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `socket` is never read [INFO] [stdout] --> src/socket.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct SocketServer { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 37 | socket: UnixDatagram, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SocketServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `bind`, `wait`, `respond`, and `set_recommend` are never used [INFO] [stdout] --> src/socket.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl SocketServer { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 41 | pub fn bind(config: &DaemonConfig) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn wait(&self) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn respond(&self, command: &mut str) -> Result<&'static str> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn set_recommend(&self, arg: &mut str) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `empty_mut_str` is never used [INFO] [stdout] --> src/utils.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn empty_mut_str() -> &'static mut str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sigmoid` is never used [INFO] [stdout] --> src/utils.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn sigmoid(n: f32) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.23s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "c78b1a0c9e8aacd30e8f5118360ae77cf87e1141068561212467a8fb332a3986", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c78b1a0c9e8aacd30e8f5118360ae77cf87e1141068561212467a8fb332a3986", kill_on_drop: false }` [INFO] [stdout] c78b1a0c9e8aacd30e8f5118360ae77cf87e1141068561212467a8fb332a3986 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc58237477214642435280095ece32bf404d560cebfb3a845a9724ed385f55cf [INFO] running `Command { std: "docker" "start" "-a" "cc58237477214642435280095ece32bf404d560cebfb3a845a9724ed385f55cf", kill_on_drop: false }` [INFO] [stderr] Compiling markov-music v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/config.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 29 | / lazy_static! { [INFO] [stdout] 30 | | static ref DEFAULT_CONFIG_PATH: PathBuf = { [INFO] [stdout] 31 | | let mut dir = match env::var_os("XDG_CONFIG_HOME") { [INFO] [stdout] 32 | | Some(dir) => PathBuf::from(dir), [INFO] [stdout] ... | [INFO] [stdout] 42 | | }; [INFO] [stdout] 43 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:73:35 [INFO] [stdout] | [INFO] [stdout] 73 | write!(f, "{}", StdError::description(self)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/utils.rs:25:45 [INFO] [stdout] | [INFO] [stdout] 25 | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/utils.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | / lazy_static! { [INFO] [stdout] 25 | | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); [INFO] [stdout] 26 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/choose.rs:29:74 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut dyn Rng) -> Option<&'a K> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/choose.rs:34:77 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut dyn Rng) -> Option<&'a K> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:57:32 [INFO] [stdout] | [INFO] [stdout] 57 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/markov.rs:64:35 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 64 | pub fn start(&self, rng: &mut dyn Rng) -> Option<&T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/markov.rs:68:50 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 68 | pub fn next(&self, current: &U, rng: &mut dyn Rng) -> Option<&T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:47:28 [INFO] [stdout] | [INFO] [stdout] 47 | Io(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:48:34 [INFO] [stdout] | [INFO] [stdout] 48 | IntParse(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:49:30 [INFO] [stdout] | [INFO] [stdout] 49 | Utf8(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:50:32 [INFO] [stdout] | [INFO] [stdout] 50 | TomlDe(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:51:34 [INFO] [stdout] | [INFO] [stdout] 51 | MpdParse(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:52:34 [INFO] [stdout] | [INFO] [stdout] 52 | MpdProto(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:53:35 [INFO] [stdout] | [INFO] [stdout] 53 | MpdServer(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `random_key` is never used [INFO] [stdout] --> src/choose.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `roulette_wheel` is never used [INFO] [stdout] --> src/choose.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut Rng) -> Option<&'a K> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `modify_weight`, `clear`, `start`, `next`, and `possible_next` are never used [INFO] [stdout] --> src/markov.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 37 | / impl Chain [INFO] [stdout] 38 | | where [INFO] [stdout] 39 | | T: Eq + Hash, [INFO] [stdout] | |_________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn modify_weight(&mut self, prev: T, next: T, diff: f32) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | pub fn clear(&mut self, item: &U) [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn possible_next(&self, current: &U) -> Option<&HashMap> [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `split_cmd` is never used [INFO] [stdout] --> src/socket.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn split_cmd(command: &mut str) -> (&mut str, &mut str) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `socket` is never read [INFO] [stdout] --> src/socket.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct SocketServer { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 37 | socket: UnixDatagram, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SocketServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `bind`, `wait`, `respond`, and `set_recommend` are never used [INFO] [stdout] --> src/socket.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl SocketServer { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 41 | pub fn bind(config: &DaemonConfig) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | pub fn wait(&self) -> Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn respond(&self, command: &mut str) -> Result<&'static str> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn set_recommend(&self, arg: &mut str) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `empty_mut_str` is never used [INFO] [stdout] --> src/utils.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn empty_mut_str() -> &'static mut str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sigmoid` is never used [INFO] [stdout] --> src/utils.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn sigmoid(n: f32) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.63s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "cc58237477214642435280095ece32bf404d560cebfb3a845a9724ed385f55cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc58237477214642435280095ece32bf404d560cebfb3a845a9724ed385f55cf", kill_on_drop: false }` [INFO] [stdout] cc58237477214642435280095ece32bf404d560cebfb3a845a9724ed385f55cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 72e96ddbad7b38107c9c5446096078658e931e2761d8186d0d9ef6dabf01708d [INFO] running `Command { std: "docker" "start" "-a" "72e96ddbad7b38107c9c5446096078658e931e2761d8186d0d9ef6dabf01708d", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/config.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | / lazy_static! { [INFO] [stderr] 30 | | static ref DEFAULT_CONFIG_PATH: PathBuf = { [INFO] [stderr] 31 | | let mut dir = match env::var_os("XDG_CONFIG_HOME") { [INFO] [stderr] 32 | | Some(dir) => PathBuf::from(dir), [INFO] [stderr] ... | [INFO] [stderr] 42 | | }; [INFO] [stderr] 43 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:73:35 [INFO] [stderr] | [INFO] [stderr] 73 | write!(f, "{}", StdError::description(self)) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stderr] --> src/utils.rs:25:45 [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] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/utils.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / lazy_static! { [INFO] [stderr] 25 | | pub static ref HOME_DIR: PathBuf = env::home_dir().expect("Unable to get home directory"); [INFO] [stderr] 26 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [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] | ^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 29 | pub fn random_key<'a, K: Eq + Hash, V>(map: &'a HashMap, rng: &mut dyn Rng) -> Option<&'a K> { [INFO] [stderr] | +++ [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] | ^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 34 | pub fn roulette_wheel<'a, K: Eq + Hash>(map: &'a HashMap, rng: &mut dyn Rng) -> Option<&'a K> { [INFO] [stderr] | +++ [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] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 57 | fn cause(&self) -> Option<&dyn StdError> { [INFO] [stderr] | +++ [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] | ^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 64 | pub fn start(&self, rng: &mut dyn Rng) -> Option<&T> { [INFO] [stderr] | +++ [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] | ^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 68 | pub fn next(&self, current: &U, rng: &mut dyn Rng) -> Option<&T> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:47:28 [INFO] [stderr] | [INFO] [stderr] 47 | Io(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:48:34 [INFO] [stderr] | [INFO] [stderr] 48 | IntParse(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:49:30 [INFO] [stderr] | [INFO] [stderr] 49 | Utf8(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:50:32 [INFO] [stderr] | [INFO] [stderr] 50 | TomlDe(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:51:34 [INFO] [stderr] | [INFO] [stderr] 51 | MpdParse(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:52:34 [INFO] [stderr] | [INFO] [stderr] 52 | MpdProto(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:53:35 [INFO] [stderr] | [INFO] [stderr] 53 | MpdServer(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `random_key` is never used [INFO] [stderr] --> src/choose.rs:29:8 [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 `roulette_wheel` is never used [INFO] [stderr] --> src/choose.rs:34:8 [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: methods `modify_weight`, `clear`, `start`, `next`, and `possible_next` are never used [INFO] [stderr] --> src/markov.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 37 | / impl Chain [INFO] [stderr] 38 | | where [INFO] [stderr] 39 | | T: Eq + Hash, [INFO] [stderr] | |_________________- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 47 | pub fn modify_weight(&mut self, prev: T, next: T, diff: f32) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 55 | pub fn clear(&mut self, item: &U) [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 64 | pub fn start(&self, rng: &mut Rng) -> Option<&T> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 68 | pub fn next(&self, current: &U, rng: &mut Rng) -> Option<&T> [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 78 | pub fn possible_next(&self, current: &U) -> Option<&HashMap> [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `split_cmd` is never used [INFO] [stderr] --> src/socket.rs:28:4 [INFO] [stderr] | [INFO] [stderr] 28 | fn split_cmd(command: &mut str) -> (&mut str, &mut str) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `socket` is never read [INFO] [stderr] --> src/socket.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 36 | pub struct SocketServer { [INFO] [stderr] | ------------ field in this struct [INFO] [stderr] 37 | socket: UnixDatagram, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `SocketServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: associated items `bind`, `wait`, `respond`, and `set_recommend` are never used [INFO] [stderr] --> src/socket.rs:41:12 [INFO] [stderr] | [INFO] [stderr] 40 | impl SocketServer { [INFO] [stderr] | ----------------- associated items in this implementation [INFO] [stderr] 41 | pub fn bind(config: &DaemonConfig) -> Result { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 47 | pub fn wait(&self) -> Result<()> { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 58 | fn respond(&self, command: &mut str) -> Result<&'static str> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 72 | fn set_recommend(&self, arg: &mut str) -> &'static str { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `empty_mut_str` is never used [INFO] [stderr] --> src/utils.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn empty_mut_str() -> &'static mut str { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `sigmoid` is never used [INFO] [stderr] --> src/utils.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn sigmoid(n: f32) -> f32 { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `markov-music` (bin "markov-music" test) generated 24 warnings (run `cargo fix --bin "markov-music" --tests` to apply 5 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/markov_music-1421331997a0e434) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "72e96ddbad7b38107c9c5446096078658e931e2761d8186d0d9ef6dabf01708d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72e96ddbad7b38107c9c5446096078658e931e2761d8186d0d9ef6dabf01708d", kill_on_drop: false }` [INFO] [stdout] 72e96ddbad7b38107c9c5446096078658e931e2761d8186d0d9ef6dabf01708d [INFO] testing ammongit/markov-music against beta-2024-01-09 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammongit%2Fmarkov-music" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ammongit/markov-music on toolchain beta-2024-01-09 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ammongit/markov-music [INFO] finished tweaking git repo https://github.com/ammongit/markov-music [INFO] tweaked toml for git repo https://github.com/ammongit/markov-music written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ammongit/markov-music already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5fc92af069265fe4bd8602b35f2f5e786c71dd7648b320f404000da202bc8305 [INFO] running `Command { std: "docker" "start" "-a" "5fc92af069265fe4bd8602b35f2f5e786c71dd7648b320f404000da202bc8305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fc92af069265fe4bd8602b35f2f5e786c71dd7648b320f404000da202bc8305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fc92af069265fe4bd8602b35f2f5e786c71dd7648b320f404000da202bc8305", kill_on_drop: false }` [INFO] [stdout] 5fc92af069265fe4bd8602b35f2f5e786c71dd7648b320f404000da202bc8305 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8757ecaa258281eb75e261030b49b6691af23228b0f3ad8c9b0c23cf05f840ff [INFO] running `Command { std: "docker" "start" "-a" "8757ecaa258281eb75e261030b49b6691af23228b0f3ad8c9b0c23cf05f840ff", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling byteorder v1.1.0 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling bufstream v0.1.3 [INFO] [stderr] Compiling unicode-segmentation v1.2.0 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling libsqlite3-sys v0.9.1 [INFO] [stderr] Compiling term_size v0.3.0 [INFO] [stderr] Compiling atty v0.2.2 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling thread-id v3.2.0 [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] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8757ecaa258281eb75e261030b49b6691af23228b0f3ad8c9b0c23cf05f840ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8757ecaa258281eb75e261030b49b6691af23228b0f3ad8c9b0c23cf05f840ff", kill_on_drop: false }` [INFO] [stdout] 8757ecaa258281eb75e261030b49b6691af23228b0f3ad8c9b0c23cf05f840ff