[INFO] fetching crate reactive-rs 0.1.1...
[INFO] testing reactive-rs-0.1.1 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate reactive-rs 0.1.1 into /workspace/builds/worker-5-tc2/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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate reactive-rs 0.1.1 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dd21d976a3ec858b5f6a8b1f263e3b1229bea490dffd932d19db064d966ef8e
[INFO] running `Command { std: "docker" "start" "-a" "1dd21d976a3ec858b5f6a8b1f263e3b1229bea490dffd932d19db064d966ef8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dd21d976a3ec858b5f6a8b1f263e3b1229bea490dffd932d19db064d966ef8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd21d976a3ec858b5f6a8b1f263e3b1229bea490dffd932d19db064d966ef8e", kill_on_drop: false }`
[INFO] [stdout] 1dd21d976a3ec858b5f6a8b1f263e3b1229bea490dffd932d19db064d966ef8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4cef9e91e2a16a4962be41583de7733aba3d620b0228aec657d9cf3f9dba0d1
[INFO] running `Command { std: "docker" "start" "-a" "a4cef9e91e2a16a4962be41583de7733aba3d620b0228aec657d9cf3f9dba0d1", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.179
[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 2.09s
[INFO] running `Command { std: "docker" "inspect" "a4cef9e91e2a16a4962be41583de7733aba3d620b0228aec657d9cf3f9dba0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cef9e91e2a16a4962be41583de7733aba3d620b0228aec657d9cf3f9dba0d1", kill_on_drop: false }`
[INFO] [stdout] a4cef9e91e2a16a4962be41583de7733aba3d620b0228aec657d9cf3f9dba0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eb1001b8ea84059b2ffaab26677ea1a206da8544b8b4ceeb7dc20b543ceac72
[INFO] running `Command { std: "docker" "start" "-a" "4eb1001b8ea84059b2ffaab26677ea1a206da8544b8b4ceeb7dc20b543ceac72", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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] [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 0.98s
[INFO] running `Command { std: "docker" "inspect" "4eb1001b8ea84059b2ffaab26677ea1a206da8544b8b4ceeb7dc20b543ceac72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb1001b8ea84059b2ffaab26677ea1a206da8544b8b4ceeb7dc20b543ceac72", kill_on_drop: false }`
[INFO] [stdout] 4eb1001b8ea84059b2ffaab26677ea1a206da8544b8b4ceeb7dc20b543ceac72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08c8e62a4e1088af881b1c3111e91540d8896aacd6be84538120d33e57e737bf
[INFO] running `Command { std: "docker" "start" "-a" "08c8e62a4e1088af881b1c3111e91540d8896aacd6be84538120d33e57e737bf", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reactive_rs-1b27aad271f6113a)
[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-dee641471ba44c0e)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'test_last_n' (34) 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:     0x5bc991303ff2 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5bc991303ff2 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5bc991303ff2 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5bc991303ff2 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5bc991318bea - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5bc991318bea - core[585f66e14d78f9ba]::fmt::write
[INFO] [stderr]    6:     0x5bc991309b56 - std[3f03f8b59f91bef1]::io::default_write_fmt::<std[3f03f8b59f91bef1]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5bc991309b56 - <std[3f03f8b59f91bef1]::sys::stdio::unix::Stderr as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x5bc9912e278f - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5bc9912e278f - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5bc9912fc2f1 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5bc99129608e - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   12:     0x5bc99129608e - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5bc9912fc4e2 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   14:     0x5bc9912fc4e2 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x5bc9912e287a - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x5bc9912d7a39 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5bc9912e369d - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x5bc99131910d - core[585f66e14d78f9ba]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5bc99131910d - core[585f66e14d78f9ba]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/intrinsics/mod.rs:2431:9
[INFO] [stderr]   20:     0x5bc99127a944 - <usize as core[585f66e14d78f9ba]::slice::index::SliceIndex<[_]>>::get_unchecked_mut::precondition_check
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5bc99127ab59 - <usize as core[585f66e14d78f9ba]::slice::index::SliceIndex<[i32]>>::get_unchecked_mut
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5bc9912777b8 - <[i32]>::get_unchecked_mut::<usize>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/slice/mod.rs:690:30
[INFO] [stderr]   23:     0x5bc99127402a - <slice_deque[9a1be4dafe1e45b9]::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:     0x5bc991275263 - <slice_deque[9a1be4dafe1e45b9]::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:     0x5bc99127518e - <slice_deque[9a1be4dafe1e45b9]::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:     0x5bc991276eaa - <slice_deque[9a1be4dafe1e45b9]::SliceDeque<i32> as core[585f66e14d78f9ba]::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:     0x5bc991277be3 - core[585f66e14d78f9ba]::ptr::drop_in_place::<slice_deque[9a1be4dafe1e45b9]::SliceDeque<i32>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   28:     0x5bc991277c2a - core[585f66e14d78f9ba]::ptr::drop_in_place::<core[585f66e14d78f9ba]::cell::UnsafeCell<slice_deque[9a1be4dafe1e45b9]::SliceDeque<i32>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   29:     0x5bc991277cce - core[585f66e14d78f9ba]::ptr::drop_in_place::<core[585f66e14d78f9ba]::cell::RefCell<slice_deque[9a1be4dafe1e45b9]::SliceDeque<i32>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   30:     0x5bc99127561e - <alloc[15e7b27aba85d2e2]::rc::Rc<core[585f66e14d78f9ba]::cell::RefCell<slice_deque[9a1be4dafe1e45b9]::SliceDeque<i32>>>>::drop_slow
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/rc.rs:396:13
[INFO] [stderr]   31:     0x5bc99127732b - <alloc[15e7b27aba85d2e2]::rc::Rc<core[585f66e14d78f9ba]::cell::RefCell<slice_deque[9a1be4dafe1e45b9]::SliceDeque<i32>>> as core[585f66e14d78f9ba]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/rc.rs:2472:22
[INFO] [stderr]   32:     0x5bc991277d0a - core[585f66e14d78f9ba]::ptr::drop_in_place::<alloc[15e7b27aba85d2e2]::rc::Rc<core[585f66e14d78f9ba]::cell::RefCell<slice_deque[9a1be4dafe1e45b9]::SliceDeque<i32>>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   33:     0x5bc9912782da - core[585f66e14d78f9ba]::ptr::drop_in_place::<<reactive_rs[365210db39638931]::stream::LastN<reactive_rs[365210db39638931]::stream::Broadcast<f64, i32>, i32> as reactive_rs[365210db39638931]::stream::Stream>::subscribe_ctx<<reactive_rs[365210db39638931]::stream::Map<reactive_rs[365210db39638931]::stream::LastN<reactive_rs[365210db39638931]::stream::Broadcast<f64, i32>, i32>, reactive_rs[365210db39638931]::stream::NoContext<test_stream[6282813b1447e470]::test_last_n::{closure#0}>> as reactive_rs[365210db39638931]::stream::Stream>::subscribe_ctx<test_stream[6282813b1447e470]::test_last_n::{closure#1}>::{closure#0}>::{closure#0}>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   34:     0x5bc991277ef4 - core[585f66e14d78f9ba]::ptr::drop_in_place::<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   35:     0x5bc99127835c - core[585f66e14d78f9ba]::ptr::drop_in_place::<[alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>]>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   36:     0x5bc99127b942 - <alloc[15e7b27aba85d2e2]::vec::Vec<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>> as core[585f66e14d78f9ba]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/vec/mod.rs:4136:13
[INFO] [stderr]   37:     0x5bc991277da3 - core[585f66e14d78f9ba]::ptr::drop_in_place::<alloc[15e7b27aba85d2e2]::vec::Vec<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   38:     0x5bc991277c3a - core[585f66e14d78f9ba]::ptr::drop_in_place::<core[585f66e14d78f9ba]::cell::UnsafeCell<alloc[15e7b27aba85d2e2]::vec::Vec<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   39:     0x5bc991277cde - core[585f66e14d78f9ba]::ptr::drop_in_place::<core[585f66e14d78f9ba]::cell::RefCell<alloc[15e7b27aba85d2e2]::vec::Vec<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   40:     0x5bc99127568e - <alloc[15e7b27aba85d2e2]::rc::Rc<core[585f66e14d78f9ba]::cell::RefCell<alloc[15e7b27aba85d2e2]::vec::Vec<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>>::drop_slow
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/rc.rs:396:13
[INFO] [stderr]   41:     0x5bc99127737b - <alloc[15e7b27aba85d2e2]::rc::Rc<core[585f66e14d78f9ba]::cell::RefCell<alloc[15e7b27aba85d2e2]::vec::Vec<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>> as core[585f66e14d78f9ba]::ops::drop::Drop>::drop
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/rc.rs:2472:22
[INFO] [stderr]   42:     0x5bc991277d1a - core[585f66e14d78f9ba]::ptr::drop_in_place::<alloc[15e7b27aba85d2e2]::rc::Rc<core[585f66e14d78f9ba]::cell::RefCell<alloc[15e7b27aba85d2e2]::vec::Vec<alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::FnMut<(&'a f64, &'b i32), Output = ()>>>>>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   43:     0x5bc99127819a - core[585f66e14d78f9ba]::ptr::drop_in_place::<reactive_rs[365210db39638931]::stream::Broadcast<f64, i32>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ptr/mod.rs:805:1
[INFO] [stderr]   44:     0x5bc99128658f - test_stream[6282813b1447e470]::test_last_n
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_stream.rs:241:1
[INFO] [stderr]   45:     0x5bc9912847e7 - test_stream[6282813b1447e470]::test_last_n::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/test_stream.rs:227:17
[INFO] [stderr]   46:     0x5bc99127c826 - <test_stream[6282813b1447e470]::test_last_n::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x5bc99128a43b - <fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   48:     0x5bc99128a43b - test[30224e0cb089acd2]::__rust_begin_short_backtrace::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:663:18
[INFO] [stderr]   49:     0x5bc991296c9a - test[30224e0cb089acd2]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:74
[INFO] [stderr]   50:     0x5bc991296c9a - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   51:     0x5bc991296c9a - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stderr]   52:     0x5bc991296c9a - std[3f03f8b59f91bef1]::panicking::catch_unwind::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stderr]   53:     0x5bc991296c9a - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stderr]   54:     0x5bc991296c9a - test[30224e0cb089acd2]::run_test_in_process
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:27
[INFO] [stderr]   55:     0x5bc991296c9a - test[30224e0cb089acd2]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:607:43
[INFO] [stderr]   56:     0x5bc991291164 - test[30224e0cb089acd2]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:637:41
[INFO] [stderr]   57:     0x5bc991291164 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   58:     0x5bc991299792 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stderr]   59:     0x5bc991299792 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   60:     0x5bc991299792 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stderr]   61:     0x5bc991299792 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stderr]   62:     0x5bc991299792 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stderr]   63:     0x5bc991299792 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stderr]   64:     0x5bc991299792 - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   65:     0x5bc99130389f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stderr]   66:     0x5bc99130389f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stderr]   67:     0x785ad0cc2aa4 - <unknown>
[INFO] [stderr]   68:     0x785ad0d4fa64 - clone
[INFO] [stderr]   69:                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-dee641471ba44c0e` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "08c8e62a4e1088af881b1c3111e91540d8896aacd6be84538120d33e57e737bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c8e62a4e1088af881b1c3111e91540d8896aacd6be84538120d33e57e737bf", kill_on_drop: false }`
[INFO] [stdout] 08c8e62a4e1088af881b1c3111e91540d8896aacd6be84538120d33e57e737bf
