[INFO] fetching crate reactive-rs 0.1.1...
[INFO] testing reactive-rs-0.1.1 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate reactive-rs 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate reactive-rs 0.1.1
[INFO] finished tweaking crates.io crate reactive-rs 0.1.1
[INFO] tweaked toml for crates.io crate reactive-rs 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate reactive-rs 0.1.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to highest compatible versions
[INFO] [stderr]       Adding slice-deque v0.1.16 (available: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `reactive-rs` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slice-deque v0.1.16
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095
[INFO] running `Command { std: "docker" "start" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095", 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" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `reactive-rs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling slice-deque v0.1.16
[INFO] [stderr]    Compiling reactive-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<dyn 'a + FnMut(&C, &T)>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `reactive-rs` (manifest) generated 1 warning
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<dyn 'a + FnMut(&C, &T)>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling reactive-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream.rs:499:31
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 499 | type Callback<'a, C, T> = Box<dyn 'a + FnMut(&C, &T)>;
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `reactive-rs` (manifest) generated 1 warning
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream.rs:499:31
[INFO] [stderr]     |
[INFO] [stderr] 499 | type Callback<'a, C, T> = Box<'a + FnMut(&C, &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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 499 | type Callback<'a, C, T> = Box<dyn 'a + FnMut(&C, &T)>;
[INFO] [stderr]     |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `reactive-rs` (lib) generated 1 warning (run `cargo fix --lib -p reactive-rs` to apply 1 suggestion)
[INFO] [stderr] warning: `reactive-rs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reactive_rs-5d89a654957f9256)
[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] [stderr]      Running tests/test_stream.rs (/opt/rustwide/target/debug/deps/test_stream-98ffcb5976806ec3)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test test_filter_map ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'test_last_n' (203) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.1.16/src/lib.rs:1216:47:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x63e0e4dcd161 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x63e0e4dcd161 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x63e0e4dcd161 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x63e0e4dcd161 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x63e0e4de192a - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x63e0e4de192a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]    6:     0x63e0e4dd250c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stderr]    7:     0x63e0e4dd250c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stderr]    8:     0x63e0e4da96a6 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x63e0e4da96a6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x63e0e4dc57e1 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x63e0e4d60080 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stderr]   12:     0x63e0e4d60080 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:155:21
[INFO] [stderr]   13:     0x63e0e4dc59d2 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stderr]   14:     0x63e0e4dc59d2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:823:13
[INFO] [stderr]   15:     0x63e0e4da9784 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:681:13
[INFO] [stderr]   16:     0x63e0e4da24d9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x63e0e4daa34d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stderr]   18:     0x63e0e4de1f0d - core[df12db4294e9bfd3]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x63e0e4de1f0d - core[df12db4294e9bfd3]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/intrinsics/mod.rs:2636:9
[INFO] [stderr]   20:     0x63e0e4d46aa4 - <usize as core[df12db4294e9bfd3]::slice::index::SliceIndex<[_]>>::get_unchecked_mut::precondition_check
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x63e0e4d46bb9 - <usize as core[df12db4294e9bfd3]::slice::index::SliceIndex<[i32]>>::get_unchecked_mut
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x63e0e4d3e358 - <[i32]>::get_unchecked_mut::<usize>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/slice/mod.rs:693:30
[INFO] [stderr]   23:     0x63e0e4d4fab8 - <slice_deque[350df236e743f529]::SliceDeque<i32>>::truncate_back
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.1.16/src/lib.rs:1216:47
[INFO] [stderr]   24:     0x63e0e4d50ca3 - <slice_deque[350df236e743f529]::SliceDeque<i32>>::truncate
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.1.16/src/lib.rs:1227:14
[INFO] [stderr]   25:     0x63e0e4d50bce - <slice_deque[350df236e743f529]::SliceDeque<i32>>::clear
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.1.16/src/lib.rs:1361:14
[INFO] [stderr]   26:     0x63e0e4d51fea - <slice_deque[350df236e743f529]::SliceDeque<i32> as core[df12db4294e9bfd3]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.1.16/src/lib.rs:2104:14
[INFO] [stderr]   27:     0x63e0e4d4e163 - core[df12db4294e9bfd3]::ptr::drop_glue::<slice_deque[350df236e743f529]::SliceDeque<i32>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   28:     0x63e0e4d4e1aa - core[df12db4294e9bfd3]::ptr::drop_glue::<core[df12db4294e9bfd3]::cell::UnsafeCell<slice_deque[350df236e743f529]::SliceDeque<i32>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   29:     0x63e0e4d4e24e - core[df12db4294e9bfd3]::ptr::drop_glue::<core[df12db4294e9bfd3]::cell::RefCell<slice_deque[350df236e743f529]::SliceDeque<i32>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   30:     0x63e0e4d45cfe - core[df12db4294e9bfd3]::ptr::drop_in_place::<core[df12db4294e9bfd3]::cell::RefCell<slice_deque[350df236e743f529]::SliceDeque<i32>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:842:14
[INFO] [stderr]   31:     0x63e0e4d45cfe - <alloc[2182bb758b4b3781]::rc::Rc<core[df12db4294e9bfd3]::cell::RefCell<slice_deque[350df236e743f529]::SliceDeque<i32>>>>::drop_slow
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/rc.rs:406:13
[INFO] [stderr]   32:     0x63e0e4d47ddb - <alloc[2182bb758b4b3781]::rc::Rc<core[df12db4294e9bfd3]::cell::RefCell<slice_deque[350df236e743f529]::SliceDeque<i32>>> as core[df12db4294e9bfd3]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/rc.rs:2501:22
[INFO] [stderr]   33:     0x63e0e4d4e28a - core[df12db4294e9bfd3]::ptr::drop_glue::<alloc[2182bb758b4b3781]::rc::Rc<core[df12db4294e9bfd3]::cell::RefCell<slice_deque[350df236e743f529]::SliceDeque<i32>>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   34:     0x63e0e4d4e85a - core[df12db4294e9bfd3]::ptr::drop_glue::<<reactive_rs[f075f064812963a0]::stream::LastN<reactive_rs[f075f064812963a0]::stream::Broadcast<f64, i32>, i32> as reactive_rs[f075f064812963a0]::stream::Stream>::subscribe_ctx<<reactive_rs[f075f064812963a0]::stream::Map<reactive_rs[f075f064812963a0]::stream::LastN<reactive_rs[f075f064812963a0]::stream::Broadcast<f64, i32>, i32>, reactive_rs[f075f064812963a0]::stream::NoContext<test_stream[3128bd0230356fe9]::test_last_n::{closure#0}>> as reactive_rs[f075f064812963a0]::stream::Stream>::subscribe_ctx<test_stream[3128bd0230356fe9]::test_last_n::{closure#1}>::{closure#0}>::{closure#0}>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   35:     0x63e0e4d4e434 - core[df12db4294e9bfd3]::ptr::drop_glue::<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   36:     0x63e0e4d4e8dc - core[df12db4294e9bfd3]::ptr::drop_glue::<[alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>]>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   37:     0x63e0e4d527dc - core[df12db4294e9bfd3]::ptr::drop_in_place::<[alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>]>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:842:14
[INFO] [stderr]   38:     0x63e0e4d527dc - <*mut [alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>]>::drop_in_place
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mut_ptr.rs:1384:18
[INFO] [stderr]   39:     0x63e0e4d527dc - <alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>> as core[df12db4294e9bfd3]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/vec/mod.rs:4358:52
[INFO] [stderr]   40:     0x63e0e4d4e323 - core[df12db4294e9bfd3]::ptr::drop_glue::<alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   41:     0x63e0e4d4e1ba - core[df12db4294e9bfd3]::ptr::drop_glue::<core[df12db4294e9bfd3]::cell::UnsafeCell<alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   42:     0x63e0e4d4e25e - core[df12db4294e9bfd3]::ptr::drop_glue::<core[df12db4294e9bfd3]::cell::RefCell<alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   43:     0x63e0e4d45d6e - core[df12db4294e9bfd3]::ptr::drop_in_place::<core[df12db4294e9bfd3]::cell::RefCell<alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:842:14
[INFO] [stderr]   44:     0x63e0e4d45d6e - <alloc[2182bb758b4b3781]::rc::Rc<core[df12db4294e9bfd3]::cell::RefCell<alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>>::drop_slow
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/rc.rs:406:13
[INFO] [stderr]   45:     0x63e0e4d47e2b - <alloc[2182bb758b4b3781]::rc::Rc<core[df12db4294e9bfd3]::cell::RefCell<alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>> as core[df12db4294e9bfd3]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/rc.rs:2501:22
[INFO] [stderr]   46:     0x63e0e4d4e29a - core[df12db4294e9bfd3]::ptr::drop_glue::<alloc[2182bb758b4b3781]::rc::Rc<core[df12db4294e9bfd3]::cell::RefCell<alloc[2182bb758b4b3781]::vec::Vec<alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   47:     0x63e0e4d4e71a - core[df12db4294e9bfd3]::ptr::drop_glue::<reactive_rs[f075f064812963a0]::stream::Broadcast<f64, i32>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ptr/mod.rs:847:1
[INFO] [stderr]   48:     0x63e0e4d41489 - test_stream[3128bd0230356fe9]::test_last_n
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_stream.rs:241:1
[INFO] [stderr]   49:     0x63e0e4d3f2a7 - test_stream[3128bd0230356fe9]::test_last_n::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_stream.rs:227:17
[INFO] [stderr]   50:     0x63e0e4d53146 - <test_stream[3128bd0230356fe9]::test_last_n::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   51:     0x63e0e4d5336b - <fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   52:     0x63e0e4d5336b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:733:18
[INFO] [stderr]   53:     0x63e0e4d609d5 - test[9d35eded1c95d3be]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:74
[INFO] [stderr]   54:     0x63e0e4d609d5 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   55:     0x63e0e4d609d5 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]   56:     0x63e0e4d609d5 - std[70759c8f55707aa4]::panicking::catch_unwind::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]   57:     0x63e0e4d609d5 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]   58:     0x63e0e4d609d5 - test[9d35eded1c95d3be]::run_test_in_process
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:27
[INFO] [stderr]   59:     0x63e0e4d609d5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:677:43
[INFO] [stderr]   60:     0x63e0e4d5a294 - test[9d35eded1c95d3be]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:707:41
[INFO] [stderr]   61:     0x63e0e4d5a294 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   62:     0x63e0e4d63b32 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stderr]   63:     0x63e0e4d63b32 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stderr]   64:     0x63e0e4d63b32 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]   65:     0x63e0e4d63b32 - std[70759c8f55707aa4]::panicking::catch_unwind::<(), core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]   66:     0x63e0e4d63b32 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]   67:     0x63e0e4d63b32 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stderr]   68:     0x63e0e4d63b32 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   69:     0x63e0e4dcca39 - <alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::ops::function::FnOnce<(), Output = ()> + core[df12db4294e9bfd3]::marker::Send> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2320:9
[INFO] [stderr]   70:     0x63e0e4dcca39 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stderr]   71:     0x72cc7a127dfa - <unknown>
[INFO] [stderr]   72:     0x72cc7a1bb3d4 - clone
[INFO] [stderr]   73:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test test_stream`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/test_stream-98ffcb5976806ec3` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095", kill_on_drop: false }`
[INFO] [stdout] fb44c71009f832507206a7edb6421a44429df45a10a21d72231f4a629de07095
