[INFO] fetching crate drumbeat 0.1.1...
[INFO] testing drumbeat-0.1.1 against master#cced03bfd61a304243a34504618ecec86c17063f for pr-154065-2
[INFO] extracting crate drumbeat 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate drumbeat 0.1.1
[INFO] finished tweaking crates.io crate drumbeat 0.1.1
[INFO] tweaked toml for crates.io crate drumbeat 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate drumbeat 0.1.1 on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate drumbeat 0.1.1 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" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded libc v0.2.89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a
[INFO] running `Command { std: "docker" "start" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling drumbeat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `async_closure` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(async_closure)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `children` is never used
[INFO] [stdout]   --> src/event/dispatcher.rs:77:6
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(super) trait Dispatcher<T>: Replicable + Send + Sync
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 77 |   fn children(&self) -> Iter<'_, DispatchTarget<T>>;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/event/observable.rs:388:12
[INFO] [stdout]     |
[INFO] [stdout] 388 |   unsafe { ID.fetch_add(1, Ordering::Relaxed) }
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 387 -   static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout] 387 +   static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/sync/threadpool.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]    |
[INFO] [stdout] 62 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout] 62 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/sync/worker.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout]  99 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]  99 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: the feature `async_closure` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(async_closure)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `children` is never used
[INFO] [stdout]   --> src/event/dispatcher.rs:77:6
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(super) trait Dispatcher<T>: Replicable + Send + Sync
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 77 |   fn children(&self) -> Iter<'_, DispatchTarget<T>>;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/event/observable.rs:388:12
[INFO] [stdout]     |
[INFO] [stdout] 388 |   unsafe { ID.fetch_add(1, Ordering::Relaxed) }
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 387 -   static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout] 387 +   static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/sync/threadpool.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]    |
[INFO] [stdout] 62 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout] 62 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/sync/worker.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout]  99 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]  99 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling drumbeat v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `async_closure` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(async_closure)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `children` is never used
[INFO] [stdout]   --> src/event/dispatcher.rs:77:6
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub(super) trait Dispatcher<T>: Replicable + Send + Sync
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 77 |   fn children(&self) -> Iter<'_, DispatchTarget<T>>;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/event/observable.rs:388:12
[INFO] [stdout]     |
[INFO] [stdout] 388 |   unsafe { ID.fetch_add(1, Ordering::Relaxed) }
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout] 387 -   static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout] 387 +   static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]   --> src/sync/threadpool.rs:63:23
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]    |
[INFO] [stdout] 62 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout] 62 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/sync/worker.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stdout]     |
[INFO] [stdout]  99 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]  99 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `async_closure` has been stable since 1.85.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(async_closure)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `children` is never used
[INFO] [stderr]   --> src/event/dispatcher.rs:77:6
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub(super) trait Dispatcher<T>: Replicable + Send + Sync
[INFO] [stderr]    |                  ---------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 77 |   fn children(&self) -> Iter<'_, DispatchTarget<T>>;
[INFO] [stderr]    |      ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: creating a shared reference to mutable static
[INFO] [stderr]    --> src/event/observable.rs:388:12
[INFO] [stderr]     |
[INFO] [stderr] 388 |   unsafe { ID.fetch_add(1, Ordering::Relaxed) }
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stderr]     |
[INFO] [stderr] 387 -   static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr] 387 +   static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: creating a shared reference to mutable static
[INFO] [stderr]   --> src/sync/threadpool.rs:63:23
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stderr]    |
[INFO] [stderr]    = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stderr]    |
[INFO] [stderr] 62 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr] 62 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: creating a shared reference to mutable static
[INFO] [stderr]    --> src/sync/worker.rs:100:23
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let id = unsafe { ID.fetch_add(1, Ordering::Relaxed) };
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static
[INFO] [stderr]     |
[INFO] [stderr]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr] help: this type already provides "interior mutability", so its binding doesn't need to be declared as mutable
[INFO] [stderr]     |
[INFO] [stderr]  99 -     static mut ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr]  99 +     static ID: AtomicUsize = AtomicUsize::new(0);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `drumbeat` (lib) generated 5 warnings
[INFO] [stderr] warning: `drumbeat` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/drumbeat-9be24d0732f57c52)
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test event::observable::test::id_unique_test ... ok
[INFO] [stdout] test event::observable::test::observable_of_test ... ok
[INFO] [stdout] test event::ops::test::assert_test ... ok
[INFO] [stdout] test event::subject::test::basic_subject_new_blocking_test ... ok
[INFO] [stdout] test event::ops::test::collect_test ... ok
[INFO] [stdout] test event::ops::test::first_test ... ok
[INFO] [stdout] test event::ops::test::assert_count_test ... ok
[INFO] [stdout] test event::ops::test::skip_test ... ok
[INFO] [stdout] test event::ops::test::map_test ... ok
[INFO] [stdout] test event::subject::test::basic_subject_new_runtime_test ... ok
[INFO] [stdout] test event::subject::test::queuing_subject_new_runtime_test ... ok
[INFO] [stdout] test event::subject::test::queuing_subject_new_blocking_test ... ok
[INFO] [stdout] test event::subject::test::queuing_subject_push_flush_test ... ok
[INFO] [stdout] test event::ops::test::take_test ... ok
[INFO] [stdout] test event::ops::test::take_while_test ... ok
[INFO] [stdout] test event::ops::test::filter_test ... ok
[INFO] [stdout] test event::ops::test::tap_test ... ok
[INFO] [stdout] test sync::buffer::test::get_filled_test ... ok
[INFO] [stdout] test event::observable::test::funnel_new_test ... ok
[INFO] [stdout] test sync::buffer::test::get_wraparound_test ... ok
[INFO] [stdout] test sync::buffer::test::get_unfilled_test ... ok
[INFO] [stdout] test sync::buffer::test::new_ring_buffer_test ... ok
[INFO] [stdout] test sync::buffer::test::push_test ... ok
[INFO] [stdout] test sync::buffer::test::overflow_test ... ok
[INFO] [stdout] test event::subject::test::queuing_subject_new_pool_test ... ok
[INFO] [stdout] test sync::worker::test::worker_new_test ... ok
[INFO] [stdout] test event::subject::test::basic_subject_next_test ... ok
[INFO] [stdout] test event::ops::test::take_until_test ... ok
[INFO] [stdout] test sync::threadpool::test::thread_builder_test ... ok
[INFO] [stdout] test sync::runtime::test::submit_runtime_jobs_test ... ok
[INFO] [stdout] test event::observable::test::funnel_target_unsubscribe_test ... ok
[INFO] [stdout] test sync::worker::test::worker_healthy_task_test ... ok
[INFO] [stdout] test sync::threadpool::test::submit_threadpool_jobs_test ... ok
[INFO] [stdout] test event::subject::test::basic_subject_new_pool_test ... ok
[INFO] [stdout] test event::ops::test::assert_count_panic_test - should panic ... ok
[INFO] [stdout] test utils::testing::test::interrupt_panic_passthrough_test - should panic ... ok
[INFO] [stdout] test utils::testing::test::panic_after_timeout_test - should panic ... ok
[INFO] [stdout] test event::ops::test::assert_panic_test - should panic ... ok
[INFO] [stdout] test sync::worker::test::worker_unhealthy_task_test - should panic ... ok
[INFO] [stdout] test event::ops::test::debounce_test ... ok
[INFO] [stdout] test utils::testing::test::no_panic_after_timeout_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/event_test.rs (/opt/rustwide/target/debug/deps/event_test-729734979921855e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test first_subject_test ... ok
[INFO] [stdout] test complex_pipe_test ... ok
[INFO] [stdout] test take_observable_of_test ... ok
[INFO] [stdout] test simple_event_test ... ok
[INFO] [stdout] test map_event_to_string_test ... ok
[INFO] [stdout] test multi_observable_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sync_test.rs (/opt/rustwide/target/debug/deps/sync_test-470efa0fe0aef896)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test runtime_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drumbeat
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/event/observable.rs - event::observable::Pipe<T>::subscribe (line 237) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Dangling::dangling (line 517) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Map::map (line 20) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Skip::skip (line 322) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Assert::assert_count (line 697) ... ok
[INFO] [stdout] test src/event/observable.rs - event::observable::Pipe (line 87) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Assert::assert (line 675) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Take::take (line 70) ... ok
[INFO] [stdout] test src/sync/threadpool.rs - sync::threadpool::ThreadPool::submit (line 109) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Filter::filter (line 369) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::First::first (line 276) ... ok
[INFO] [stdout] test src/event/observable.rs - event::observable::Observable<T>::pipe (line 568) ... ok
[INFO] [stdout] test src/event/observable.rs - event::observable::Observable<T>::of (line 534) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Collect::collect (line 419) ... ok
[INFO] [stdout] test src/sync/worker.rs - sync::worker::Worker<T>::submit (line 135) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Debounce::debounce_for (line 558) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::TakeWhile::take_while (line 215) ... ok
[INFO] [stdout] test src/event/observable.rs - event::observable::Pipe<T>::observe (line 200) ... ok
[INFO] [stdout] test src/event/observable.rs - event::observable::Observable<T>::merge (line 497) ... FAILED
[INFO] [stdout] test src/event/ops.rs - event::ops::TakeUntil::take_until (line 127) ... ok
[INFO] [stdout] test src/event/ops.rs - event::ops::Tap::tap (line 468) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/event/observable.rs - event::observable::Observable<T>::merge (line 497) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'testing-thread' (1231) panicked at src/event/ops.rs:752:9:
[INFO] [stdout] assertion `left == right` failed: assertion failed: `observable.assert_count(12)`
[INFO] [stdout] counted: `0`
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 12
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61779fcc9628 - std[929523f510218772]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61779fcc9628 - std[929523f510218772]::backtrace_rs::backtrace::trace_unsynchronized::<std[929523f510218772]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61779fcc9628 - std[929523f510218772]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61779fcc9628 - <<std[929523f510218772]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[28b146924c2f19c6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61779fcdb41a - <core[28b146924c2f19c6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61779fcdb41a - core[28b146924c2f19c6]::fmt::write
[INFO] [stdout]    6:     0x61779fccd742 - std[929523f510218772]::io::default_write_fmt::<std[929523f510218772]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x61779fccd742 - <std[929523f510218772]::sys::stdio::unix::Stderr as std[929523f510218772]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x61779fcb3186 - <std[929523f510218772]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61779fcb3186 - std[929523f510218772]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61779fcc4de1 - std[929523f510218772]::panicking::default_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x61779fcc4f9b - std[929523f510218772]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x61779fcb3242 - std[929523f510218772]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x61779fca8669 - std[929523f510218772]::sys::backtrace::__rust_end_short_backtrace::<std[929523f510218772]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x61779fcb3abd - __rustc[acf6043c977865fb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x61779fcdbbac - core[28b146924c2f19c6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x61779fcdbac3 - core[28b146924c2f19c6]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:434:23
[INFO] [stdout]   17:     0x61779fcd9348 - core[28b146924c2f19c6]::panicking::assert_failed::<usize, usize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/panicking.rs:394:5
[INFO] [stdout]   18:     0x61779fc2b8a2 - <drumbeat[c421b1b506c83aa]::event::observable::Pipe<u32> as drumbeat[c421b1b506c83aa]::event::ops::Assert<u32>>::assert_count::{closure#1}
[INFO] [stdout]   19:     0x61779fc3e649 - <alloc[95e62e727ddf147d]::boxed::Box<<drumbeat[c421b1b506c83aa]::event::observable::Pipe<u32> as drumbeat[c421b1b506c83aa]::event::ops::Assert<u32>>::assert_count::{closure#1}> as core[28b146924c2f19c6]::ops::function::Fn<()>>::call
[INFO] [stdout]   20:     0x61779fc55736 - <alloc[95e62e727ddf147d]::boxed::Box<dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = ()> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::Fn<()>>::call
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   21:     0x61779fc57f9c - <drumbeat[c421b1b506c83aa]::sync::threadpool::Task>::invoke
[INFO] [stdout]                                at /opt/rustwide/workdir/src/sync/threadpool.rs:24:5
[INFO] [stdout]   22:     0x61779fc3a43b - <drumbeat[c421b1b506c83aa]::event::dispatcher::BasicDispatcher<u32> as drumbeat[c421b1b506c83aa]::event::dispatcher::Dispatcher<u32>>::finalize
[INFO] [stdout]   23:     0x61779fc3b03d - <drumbeat[c421b1b506c83aa]::event::observable::Observable<u32> as drumbeat[c421b1b506c83aa]::event::observable::Owner>::finish
[INFO] [stdout]   24:     0x61779fc3b406 - <drumbeat[c421b1b506c83aa]::event::observable::Observable<u32> as core[28b146924c2f19c6]::ops::drop::Drop>::drop
[INFO] [stdout]   25:     0x61779fc2016d - core[28b146924c2f19c6]::ptr::drop_glue::<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>>
[INFO] [stdout]   26:     0x61779fc388b4 - <alloc[95e62e727ddf147d]::sync::Arc<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>>>::drop_slow
[INFO] [stdout]   27:     0x61779fc3cd76 - <alloc[95e62e727ddf147d]::sync::Arc<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>> as core[28b146924c2f19c6]::ops::drop::Drop>::drop
[INFO] [stdout]   28:     0x61779fc1f9d6 - core[28b146924c2f19c6]::ptr::drop_glue::<alloc[95e62e727ddf147d]::sync::Arc<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>>>
[INFO] [stdout]   29:     0x61779fc20b9b - core[28b146924c2f19c6]::ptr::drop_glue::<<drumbeat[c421b1b506c83aa]::event::observable::Pipe<u32> as drumbeat[c421b1b506c83aa]::event::ops::Assert<u32>>::assert_count::{closure#0}>
[INFO] [stdout]   30:     0x61779fc1f483 - core[28b146924c2f19c6]::ptr::drop_glue::<dyn core[28b146924c2f19c6]::ops::function::Fn<(u32,), Output = drumbeat[c421b1b506c83aa]::event::observable::Signal> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send>
[INFO] [stdout]   31:     0x61779fc384fc - <alloc[95e62e727ddf147d]::sync::Arc<dyn core[28b146924c2f19c6]::ops::function::Fn<(u32,), Output = drumbeat[c421b1b506c83aa]::event::observable::Signal> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send>>::drop_slow
[INFO] [stdout]   32:     0x61779fc3cce6 - <alloc[95e62e727ddf147d]::sync::Arc<dyn core[28b146924c2f19c6]::ops::function::Fn<(u32,), Output = drumbeat[c421b1b506c83aa]::event::observable::Signal> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::drop::Drop>::drop
[INFO] [stdout]   33:     0x61779fc1f986 - core[28b146924c2f19c6]::ptr::drop_glue::<alloc[95e62e727ddf147d]::sync::Arc<dyn core[28b146924c2f19c6]::ops::function::Fn<(u32,), Output = drumbeat[c421b1b506c83aa]::event::observable::Signal> + core[28b146924c2f19c6]::marker::Sync + core[28b146924c2f19c6]::marker::Send>>
[INFO] [stdout]   34:     0x61779fc20156 - core[28b146924c2f19c6]::ptr::drop_glue::<drumbeat[c421b1b506c83aa]::event::dispatcher::Invoker<u32>>
[INFO] [stdout]   35:     0x61779fc2004f - core[28b146924c2f19c6]::ptr::drop_glue::<drumbeat[c421b1b506c83aa]::event::dispatcher::DispatchTarget<u32>>
[INFO] [stdout]   36:     0x61779fc20d62 - core[28b146924c2f19c6]::ptr::drop_glue::<[drumbeat[c421b1b506c83aa]::event::dispatcher::DispatchTarget<u32>]>
[INFO] [stdout]   37:     0x61779fc3e1a1 - <alloc[95e62e727ddf147d]::vec::Vec<drumbeat[c421b1b506c83aa]::event::dispatcher::DispatchTarget<u32>> as core[28b146924c2f19c6]::ops::drop::Drop>::drop
[INFO] [stdout]   38:     0x61779fc1f89d - core[28b146924c2f19c6]::ptr::drop_glue::<alloc[95e62e727ddf147d]::vec::Vec<drumbeat[c421b1b506c83aa]::event::dispatcher::DispatchTarget<u32>>>
[INFO] [stdout]   39:     0x61779fc2007d - core[28b146924c2f19c6]::ptr::drop_glue::<drumbeat[c421b1b506c83aa]::event::dispatcher::BasicDispatcher<u32>>
[INFO] [stdout]   40:     0x61779fc1fb7e - core[28b146924c2f19c6]::ptr::drop_glue::<alloc[95e62e727ddf147d]::boxed::Box<dyn drumbeat[c421b1b506c83aa]::event::dispatcher::Dispatcher<u32>>>
[INFO] [stdout]   41:     0x61779fc1f4f6 - core[28b146924c2f19c6]::ptr::drop_glue::<core[28b146924c2f19c6]::cell::UnsafeCell<alloc[95e62e727ddf147d]::boxed::Box<dyn drumbeat[c421b1b506c83aa]::event::dispatcher::Dispatcher<u32>>>>
[INFO] [stdout]   42:     0x61779fc2073a - core[28b146924c2f19c6]::ptr::drop_glue::<std[929523f510218772]::sync::poison::rwlock::RwLock<alloc[95e62e727ddf147d]::boxed::Box<dyn drumbeat[c421b1b506c83aa]::event::dispatcher::Dispatcher<u32>>>>
[INFO] [stdout]   43:     0x61779fc38a64 - <alloc[95e62e727ddf147d]::sync::Arc<std[929523f510218772]::sync::poison::rwlock::RwLock<alloc[95e62e727ddf147d]::boxed::Box<dyn drumbeat[c421b1b506c83aa]::event::dispatcher::Dispatcher<u32>>>>>::drop_slow
[INFO] [stdout]   44:     0x61779fc3ce66 - <alloc[95e62e727ddf147d]::sync::Arc<std[929523f510218772]::sync::poison::rwlock::RwLock<alloc[95e62e727ddf147d]::boxed::Box<dyn drumbeat[c421b1b506c83aa]::event::dispatcher::Dispatcher<u32>>>> as core[28b146924c2f19c6]::ops::drop::Drop>::drop
[INFO] [stdout]   45:     0x61779fc1fa06 - core[28b146924c2f19c6]::ptr::drop_glue::<alloc[95e62e727ddf147d]::sync::Arc<std[929523f510218772]::sync::poison::rwlock::RwLock<alloc[95e62e727ddf147d]::boxed::Box<dyn drumbeat[c421b1b506c83aa]::event::dispatcher::Dispatcher<u32>>>>>
[INFO] [stdout]   46:     0x61779fc20193 - core[28b146924c2f19c6]::ptr::drop_glue::<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>>
[INFO] [stdout]   47:     0x61779fc388b4 - <alloc[95e62e727ddf147d]::sync::Arc<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>>>::drop_slow
[INFO] [stdout]   48:     0x61779fc3cd76 - <alloc[95e62e727ddf147d]::sync::Arc<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>> as core[28b146924c2f19c6]::ops::drop::Drop>::drop
[INFO] [stdout]   49:     0x61779fc1f9d6 - core[28b146924c2f19c6]::ptr::drop_glue::<alloc[95e62e727ddf147d]::sync::Arc<drumbeat[c421b1b506c83aa]::event::observable::Observable<u32>>>
[INFO] [stdout]   50:     0x61779fc2ada1 - rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}
[INFO] [stdout]   51:     0x61779fc270e3 - drumbeat[c421b1b506c83aa]::utils::testing::panic_after::<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>::{closure#0}
[INFO] [stdout]   52:     0x61779fc22416 - std[929523f510218772]::sys::backtrace::__rust_begin_short_backtrace::<drumbeat[c421b1b506c83aa]::utils::testing::panic_after<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>::{closure#0}, ()>
[INFO] [stdout]   53:     0x61779fc278bb - std[929523f510218772]::thread::lifecycle::spawn_unchecked::<drumbeat[c421b1b506c83aa]::utils::testing::panic_after<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>::{closure#0}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]   54:     0x61779fc3e100 - <core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<drumbeat[c421b1b506c83aa]::utils::testing::panic_after<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>::{closure#0}, ()>::{closure#1}::{closure#0}> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   55:     0x61779fc239a0 - std[929523f510218772]::panicking::catch_unwind::do_call::<core[28b146924c2f19c6]::panic::unwind_safe::AssertUnwindSafe<std[929523f510218772]::thread::lifecycle::spawn_unchecked<drumbeat[c421b1b506c83aa]::utils::testing::panic_after<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>::{closure#0}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]   56:     0x61779fc3ec1b - __rust_try
[INFO] [stdout]   57:     0x61779fc27346 - std[929523f510218772]::thread::lifecycle::spawn_unchecked::<drumbeat[c421b1b506c83aa]::utils::testing::panic_after<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>::{closure#0}, ()>::{closure#1}
[INFO] [stdout]   58:     0x61779fc2b9b6 - <std[929523f510218772]::thread::lifecycle::spawn_unchecked<drumbeat[c421b1b506c83aa]::utils::testing::panic_after<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>::{closure#0}, ()>::{closure#1} as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   59:     0x61779fcc8f8f - <alloc[95e62e727ddf147d]::boxed::Box<dyn core[28b146924c2f19c6]::ops::function::FnOnce<(), Output = ()> + core[28b146924c2f19c6]::marker::Send> as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/alloc/src/boxed.rs:2277:9
[INFO] [stdout]   60:     0x61779fcc8f8f - <std[929523f510218772]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   61:     0x776798bd9aa4 - <unknown>
[INFO] [stdout]   62:     0x776798c66a64 - clone
[INFO] [stdout]   63:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (1230) panicked at src/utils/testing.rs:23:47:
[INFO] [stdout] thread panicked
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61779fcc9628 - std[929523f510218772]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61779fcc9628 - std[929523f510218772]::backtrace_rs::backtrace::trace_unsynchronized::<std[929523f510218772]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61779fcc9628 - std[929523f510218772]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61779fcc9628 - <<std[929523f510218772]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[28b146924c2f19c6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61779fcdb41a - <core[28b146924c2f19c6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61779fcdb41a - core[28b146924c2f19c6]::fmt::write
[INFO] [stdout]    6:     0x61779fccd742 - std[929523f510218772]::io::default_write_fmt::<std[929523f510218772]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x61779fccd742 - <std[929523f510218772]::sys::stdio::unix::Stderr as std[929523f510218772]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x61779fcb3186 - <std[929523f510218772]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61779fcb3186 - std[929523f510218772]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61779fcc4de1 - std[929523f510218772]::panicking::default_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x61779fcc4f9b - std[929523f510218772]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x61779fcb279c - std[929523f510218772]::panicking::begin_panic::<&str>::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:762:9
[INFO] [stdout]   13:     0x61779fca8649 - std[929523f510218772]::sys::backtrace::__rust_end_short_backtrace::<std[929523f510218772]::panicking::begin_panic<&str>::{closure#0}, !>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x61779fca8640 - std[929523f510218772]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:761:5
[INFO] [stdout]   15:     0x61779fc21471 - drumbeat[c421b1b506c83aa]::utils::testing::panic_after::<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>
[INFO] [stdout]   16:     0x61779fc214fd - drumbeat[c421b1b506c83aa]::utils::testing::async_context::<(), rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0::{closure#0}>
[INFO] [stdout]   17:     0x61779fc38fc6 - rust_out[55b2f4d6dc07c20e]::main::_doctest_main_src_event_observable_rs_497_0
[INFO] [stdout]   18:     0x61779fc2ba86 - rust_out[55b2f4d6dc07c20e]::main
[INFO] [stdout]   19:     0x61779fc3e6f3 - <fn() as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x61779fc22406 - std[929523f510218772]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x61779fc270b9 - std[929523f510218772]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x61779fcc4447 - <&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync as core[28b146924c2f19c6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x61779fcc4447 - std[929523f510218772]::panicking::catch_unwind::do_call::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x61779fcc4447 - std[929523f510218772]::panicking::catch_unwind::<i32, &dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x61779fcc4447 - std[929523f510218772]::panic::catch_unwind::<&dyn core[28b146924c2f19c6]::ops::function::Fn<(), Output = i32> + core[28b146924c2f19c6]::panic::unwind_safe::RefUnwindSafe + core[28b146924c2f19c6]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x61779fcc4447 - std[929523f510218772]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x61779fcc4447 - std[929523f510218772]::panicking::catch_unwind::do_call::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x61779fcc4447 - std[929523f510218772]::panicking::catch_unwind::<isize, std[929523f510218772]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x61779fcc4447 - std[929523f510218772]::panic::catch_unwind::<std[929523f510218772]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x61779fcc4447 - std[929523f510218772]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/cced03bfd61a304243a34504618ecec86c17063f/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x61779fc20de1 - std[929523f510218772]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x61779fc3ec55 - main
[INFO] [stdout]   33:     0x776798b671ca - <unknown>
[INFO] [stdout]   34:     0x776798b6728b - __libc_start_main
[INFO] [stdout]   35:     0x61779fc1be65 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/event/observable.rs - event::observable::Observable<T>::merge (line 497)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 20 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.83s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a", kill_on_drop: false }`
[INFO] [stdout] cd0eafac735aefeeacdc3b89bccc0165e1c26c0af6a694a234dfb9120a60941a
