[INFO] cloning repository https://github.com/ntmck/ecstatic_system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ntmck/ecstatic_system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fntmck%2Fecstatic_system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fntmck%2Fecstatic_system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ebd3b89a67849563acb2f1df84667efcbcf711d
[INFO] testing ntmck/ecstatic_system against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fntmck%2Fecstatic_system" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ntmck/ecstatic_system on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ntmck/ecstatic_system
[INFO] finished tweaking git repo https://github.com/ntmck/ecstatic_system
[INFO] tweaked toml for git repo https://github.com/ntmck/ecstatic_system written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ntmck/ecstatic_system already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4dca1915bae0ca535265ea61516a64a53c0bc3d1b77f32290bd53a8e5aea1d2
[INFO] running `Command { std: "docker" "start" "-a" "c4dca1915bae0ca535265ea61516a64a53c0bc3d1b77f32290bd53a8e5aea1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4dca1915bae0ca535265ea61516a64a53c0bc3d1b77f32290bd53a8e5aea1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4dca1915bae0ca535265ea61516a64a53c0bc3d1b77f32290bd53a8e5aea1d2", kill_on_drop: false }`
[INFO] [stdout] c4dca1915bae0ca535265ea61516a64a53c0bc3d1b77f32290bd53a8e5aea1d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73eb39cfa8156faf556fb6e6486357e71ea0779d0298f3f748c970c942156ea4
[INFO] running `Command { std: "docker" "start" "-a" "73eb39cfa8156faf556fb6e6486357e71ea0779d0298f3f748c970c942156ea4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ecstatic_system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `RecvError`
[INFO] [stdout]  --> src/lib.rs:9:45
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::{SyncSender, Receiver, RecvError};
[INFO] [stdout]   |                                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary lifetime parameter `'a`
[INFO] [stdout]   --> src/lib.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn register_static<'a: 'static, T: Any + Send + Sync>(&mut self, category: &str, data: &'a T, f: fn(Arc<&'a T>)) {
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary lifetime parameter `'a`
[INFO] [stdout]   --> src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn static_system_create<'a: 'static, T: Any + Send + Sync>(&self, data: &'a T, f: fn(Arc<&'a T>)) -> ThreadHandle {
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             th.sx.as_ref().unwrap().send(());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 handle.join_handle.take().unwrap().join();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "73eb39cfa8156faf556fb6e6486357e71ea0779d0298f3f748c970c942156ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73eb39cfa8156faf556fb6e6486357e71ea0779d0298f3f748c970c942156ea4", kill_on_drop: false }`
[INFO] [stdout] 73eb39cfa8156faf556fb6e6486357e71ea0779d0298f3f748c970c942156ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0777b4349282993a1819998e63fc1f34b46e7926c11bf9c01808999b70512c30
[INFO] running `Command { std: "docker" "start" "-a" "0777b4349282993a1819998e63fc1f34b46e7926c11bf9c01808999b70512c30", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `RecvError`
[INFO] [stdout]  --> src/lib.rs:9:45
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::{SyncSender, Receiver, RecvError};
[INFO] [stdout]   |                                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ecstatic_system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary lifetime parameter `'a`
[INFO] [stdout]   --> src/lib.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn register_static<'a: 'static, T: Any + Send + Sync>(&mut self, category: &str, data: &'a T, f: fn(Arc<&'a T>)) {
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary lifetime parameter `'a`
[INFO] [stdout]   --> src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn static_system_create<'a: 'static, T: Any + Send + Sync>(&self, data: &'a T, f: fn(Arc<&'a T>)) -> ThreadHandle {
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             th.sx.as_ref().unwrap().send(());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 handle.join_handle.take().unwrap().join();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RecvError`
[INFO] [stdout]  --> src/lib.rs:9:45
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::sync::mpsc::{SyncSender, Receiver, RecvError};
[INFO] [stdout]   |                                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]    --> src/lib.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use std::sync::mpsc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:104:1
[INFO] [stdout]     |
[INFO] [stdout] 104 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `RecvError`, `SyncSender`
[INFO] [stdout]    --> src/lib.rs:107:27
[INFO] [stdout]     |
[INFO] [stdout] 107 |     use std::sync::mpsc::{SyncSender, Receiver, RecvError};
[INFO] [stdout]     |                           ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:104:1
[INFO] [stdout]     |
[INFO] [stdout] 104 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary lifetime parameter `'a`
[INFO] [stdout]   --> src/lib.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn register_static<'a: 'static, T: Any + Send + Sync>(&mut self, category: &str, data: &'a T, f: fn(Arc<&'a T>)) {
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary lifetime parameter `'a`
[INFO] [stdout]   --> src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn static_system_create<'a: 'static, T: Any + Send + Sync>(&self, data: &'a T, f: fn(Arc<&'a T>)) -> ThreadHandle {
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:187:13
[INFO] [stdout]     |
[INFO] [stdout] 187 |         for i in 0..100 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             th.sx.as_ref().unwrap().send(());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 handle.join_handle.take().unwrap().join();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             th.sx.as_ref().unwrap().send(());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         th.join_handle.unwrap().join(); //wait for thread to finish the buffered work in the channel. thread is cleaned up afterwards.
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "0777b4349282993a1819998e63fc1f34b46e7926c11bf9c01808999b70512c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0777b4349282993a1819998e63fc1f34b46e7926c11bf9c01808999b70512c30", kill_on_drop: false }`
[INFO] [stdout] 0777b4349282993a1819998e63fc1f34b46e7926c11bf9c01808999b70512c30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0632d254c55d0b8014462c0ee955142f17c10efcfbc7d6215dca928a08e6a46b
[INFO] running `Command { std: "docker" "start" "-a" "0632d254c55d0b8014462c0ee955142f17c10efcfbc7d6215dca928a08e6a46b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `RecvError`
[INFO] [stderr]  --> src/lib.rs:9:45
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::sync::mpsc::{SyncSender, Receiver, RecvError};
[INFO] [stderr]   |                                             ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary lifetime parameter `'a`
[INFO] [stderr]   --> src/lib.rs:57:28
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn register_static<'a: 'static, T: Any + Send + Sync>(&mut self, category: &str, data: &'a T, f: fn(Arc<&'a T>)) {
[INFO] [stderr]    |                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary lifetime parameter `'a`
[INFO] [stderr]   --> src/lib.rs:85:29
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn static_system_create<'a: 'static, T: Any + Send + Sync>(&self, data: &'a T, f: fn(Arc<&'a T>)) -> ThreadHandle {
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: you can use the `'static` lifetime directly, in place of `'a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             th.sx.as_ref().unwrap().send(());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/lib.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 handle.join_handle.take().unwrap().join();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `ecstatic_system` (lib) generated 5 warnings
[INFO] [stderr] warning: unused import: `std::sync::mpsc`
[INFO] [stderr]    --> src/lib.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |     use std::sync::mpsc;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]    --> src/lib.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | mod tests {
[INFO] [stderr]     | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `RecvError`, `SyncSender`
[INFO] [stderr]    --> src/lib.rs:107:27
[INFO] [stderr]     |
[INFO] [stderr] 107 |     use std::sync::mpsc::{SyncSender, Receiver, RecvError};
[INFO] [stderr]     |                           ^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]    --> src/lib.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | mod tests {
[INFO] [stderr]     | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:187:13
[INFO] [stderr]     |
[INFO] [stderr] 187 |         for i in 0..100 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |             th.sx.as_ref().unwrap().send(());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:192:9
[INFO] [stderr]     |
[INFO] [stderr] 192 |         th.join_handle.unwrap().join(); //wait for thread to finish the buffered work in the channel. thread is cleaned up afterwards.
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `ecstatic_system` (lib test) generated 10 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ecstatic_system-fd5aff60ac18695a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_register_system_and_signals ... ok
[INFO] [stdout] test tests::test_signal_category ... ok
[INFO] [stdout] test tests::test_static_system_create ... ok
[INFO] [stdout] test tests::test_register_multiple_systems ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ecstatic_system
[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" "0632d254c55d0b8014462c0ee955142f17c10efcfbc7d6215dca928a08e6a46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0632d254c55d0b8014462c0ee955142f17c10efcfbc7d6215dca928a08e6a46b", kill_on_drop: false }`
[INFO] [stdout] 0632d254c55d0b8014462c0ee955142f17c10efcfbc7d6215dca928a08e6a46b