[INFO] fetching crate appendvec 0.1.5...
[INFO] testing appendvec-0.1.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate appendvec 0.1.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate appendvec 0.1.5
[INFO] finished tweaking crates.io crate appendvec 0.1.5
[INFO] tweaked toml for crates.io crate appendvec 0.1.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate appendvec 0.1.5 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate appendvec 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf2753849a64c009f759c835a1545a1ae5466db28440b624823bff888977b513
[INFO] running `Command { std: "docker" "start" "-a" "cf2753849a64c009f759c835a1545a1ae5466db28440b624823bff888977b513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf2753849a64c009f759c835a1545a1ae5466db28440b624823bff888977b513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2753849a64c009f759c835a1545a1ae5466db28440b624823bff888977b513", kill_on_drop: false }`
[INFO] [stdout] cf2753849a64c009f759c835a1545a1ae5466db28440b624823bff888977b513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ed6f1549c41dc5d92754bb4c5d52f9ca292a5964f7c0f8299a1d1bbd0f2f09
[INFO] running `Command { std: "docker" "start" "-a" "02ed6f1549c41dc5d92754bb4c5d52f9ca292a5964f7c0f8299a1d1bbd0f2f09", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling appendvec v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "02ed6f1549c41dc5d92754bb4c5d52f9ca292a5964f7c0f8299a1d1bbd0f2f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ed6f1549c41dc5d92754bb4c5d52f9ca292a5964f7c0f8299a1d1bbd0f2f09", kill_on_drop: false }`
[INFO] [stdout] 02ed6f1549c41dc5d92754bb4c5d52f9ca292a5964f7c0f8299a1d1bbd0f2f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0a764e9fbfaaeda935c952a5801d660faa68c8363767a6251990b047da167b6
[INFO] running `Command { std: "docker" "start" "-a" "a0a764e9fbfaaeda935c952a5801d660faa68c8363767a6251990b047da167b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling appendvec v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "a0a764e9fbfaaeda935c952a5801d660faa68c8363767a6251990b047da167b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a764e9fbfaaeda935c952a5801d660faa68c8363767a6251990b047da167b6", kill_on_drop: false }`
[INFO] [stdout] a0a764e9fbfaaeda935c952a5801d660faa68c8363767a6251990b047da167b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b905f6f953d8f2c3af4d9d79670fdb9600d52b1e4f542f82f343d40d468cc1e7
[INFO] running `Command { std: "docker" "start" "-a" "b905f6f953d8f2c3af4d9d79670fdb9600d52b1e4f542f82f343d40d468cc1e7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/appendvec-10665a887c771d44)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test str::test::test_2_bytes_utf8 ... ok
[INFO] [stdout] test str::test::test_3_bytes_utf8 ... ok
[INFO] [stdout] test str::test::test_4_bytes_utf8 ... ok
[INFO] [stdout] test test::test_bucketize ... ok
[INFO] [stdout] test test::test_item_size_log2 ... ok
[INFO] [stdout] test test::test_bucket_len ... ok
[INFO] [stdout] test test::test_max_len ... ok
[INFO] [stdout] test str::test::test_index_non_utf8 - should panic ... FAILED
[INFO] [stdout] test test::test_push_index ... ok
[INFO] [stdout] test test::test_invalid_bucket_len - should panic ... ok
[INFO] [stdout] test test::test_get_unchecked_concurrent_reads ... ok
[INFO] [stdout] test test::test_iter_chunks ... ok
[INFO] [stdout] test test::test_push_mut_index ... ok
[INFO] [stdout] test test::test_get_unchecked_concurrent_readwrites ... ok
[INFO] [stdout] test str::test::test_push_str_index_concurrent_reads ... ok
[INFO] [stdout] test test::test_push_slice_index ... ok
[INFO] [stdout] test test::test_push_index_concurrent_reads ... ok
[INFO] [stdout] test test::test_get_unchecked_concurrent_writes ... ok
[INFO] [stdout] test test::test_iter ... ok
[INFO] [stdout] test test::test_iter_chunks_with_capacity ... ok
[INFO] [stdout] test test::test_push_slice_mut_index ... ok
[INFO] [stdout] test test::test_push_index_concurrent_writes ... ok
[INFO] [stdout] test test::test_push_slice_padding ... ok
[INFO] [stdout] test test::test_with_overlarge_capacity - should panic ... ok
[INFO] [stdout] test test::test_push_index_concurrent_readwrites ... ok
[INFO] [stdout] test test::test_iter_with_capacity ... ok
[INFO] [stdout] test str::test::test_push_str_index_concurrent_writes ... ok
[INFO] [stdout] test str::test::test_push_str_index_concurrent_readwrites ... ok
[INFO] [stdout] test str::test::test_with_enough_capacity ... ok
[INFO] [stdout] test test::test_push_slice_index_concurrent_reads ... ok
[INFO] [stdout] test test::test_push_owned_slice_with_enough_capacity ... ok
[INFO] [stdout] test test::test_push_array_with_enough_capacity ... ok
[INFO] [stdout] test str::test::test_with_little_capacity ... ok
[INFO] [stdout] test test::test_push_array_with_little_capacity ... ok
[INFO] [stdout] test test::test_push_slice_index_concurrent_readwrites ... ok
[INFO] [stdout] test test::test_push_slice_index_concurrent_writes ... ok
[INFO] [stdout] test test::test_push_slice_with_enough_capacity ... ok
[INFO] [stdout] test test::test_push_owned_slice_with_little_capacity ... ok
[INFO] [stdout] test test::test_push_slice_with_little_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- str::test::test_index_non_utf8 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'str::test::test_index_non_utf8' (20) panicked at src/str.rs:309:18:
[INFO] [stdout] end byte index 2 is not a char boundary; it is inside '⠝' (bytes 0..3 of string)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64ff641daa3a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64ff641daa3a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized::<std[128c3efe2914e152]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64ff641daa3a - std[128c3efe2914e152]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x64ff641daa3a - <<std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x64ff641ee76a - <core[6771d259883166e6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x64ff641ee76a - core[6771d259883166e6]::fmt::write
[INFO] [stdout]    6:     0x64ff641df302 - std[128c3efe2914e152]::io::default_write_fmt::<alloc[fef50e8eecedd288]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x64ff641df302 - <alloc[fef50e8eecedd288]::vec::Vec<u8> as std[128c3efe2914e152]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x64ff641b9a3f - <std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x64ff641b9a3f - std[128c3efe2914e152]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x64ff641d2d19 - std[128c3efe2914e152]::panicking::default_hook
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x64ff6416f29c - <alloc[fef50e8eecedd288]::boxed::Box<dyn for<'a, 'b> core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9
[INFO] [stdout]   12:     0x64ff6416f29c - test[b137923399915ecf]::test_main_with_exit_callback::<test[b137923399915ecf]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x64ff641d2f92 - <alloc[fef50e8eecedd288]::boxed::Box<dyn for<'a, 'b> core[6771d259883166e6]::ops::function::Fn<(&'a std[128c3efe2914e152]::panic::PanicHookInfo<'b>,), Output = ()> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::Fn<(&std[128c3efe2914e152]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2263:9
[INFO] [stdout]   14:     0x64ff641d2f92 - std[128c3efe2914e152]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x64ff641b9af8 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x64ff641aed09 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace::<std[128c3efe2914e152]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x64ff641ba80d - __rustc[752cc74e29381ccc]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x64ff641eeefc - core[6771d259883166e6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x64ff641eeac5 - core[6771d259883166e6]::str::slice_error_fail_rt
[INFO] [stdout]   20:     0x64ff641ee80a - core[6771d259883166e6]::str::slice_error_fail
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/str/mod.rs:69:5
[INFO] [stdout]   21:     0x64ff6415c2ec - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::Range<usize>>::index::h74c203adcf1d77d5
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/str/traits.rs:241:21
[INFO] [stdout]   22:     0x64ff641593a7 - core::str::traits::<impl core::ops::index::Index<I> for str>::index::h1655f498baee9cca
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/str/traits.rs:63:15
[INFO] [stdout]   23:     0x64ff6415ac0e - <appendvec::str::AppendStr as core::ops::index::Index<core::ops::range::Range<usize>>>::index::ha115e8bc7c624b20
[INFO] [stdout]                                at /opt/rustwide/workdir/src/str.rs:260:20
[INFO] [stdout]   24:     0x64ff641566e4 - appendvec::str::test::test_index_non_utf8::he862e2ab3975a70c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/str.rs:309:18
[INFO] [stdout]   25:     0x64ff64156737 - appendvec::str::test::test_index_non_utf8::{{closure}}::hd997924916b35441
[INFO] [stdout]                                at /opt/rustwide/workdir/src/str.rs:306:29
[INFO] [stdout]   26:     0x64ff6415fc06 - core::ops::function::FnOnce::call_once::h7a26907de8345ef4
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x64ff6416339b - <fn() -> core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x64ff6416339b - test[b137923399915ecf]::__rust_begin_short_backtrace::<core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>, fn() -> core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:663:18
[INFO] [stdout]   29:     0x64ff6416fd6b - test[b137923399915ecf]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:74
[INFO] [stdout]   30:     0x64ff6416fd6b - <core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<test[b137923399915ecf]::run_test_in_process::{closure#0}> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   31:     0x64ff6416fd6b - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<test[b137923399915ecf]::run_test_in_process::{closure#0}>, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   32:     0x64ff6416fd6b - std[128c3efe2914e152]::panicking::catch_unwind::<core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>, core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<test[b137923399915ecf]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33:     0x64ff6416fd6b - std[128c3efe2914e152]::panic::catch_unwind::<core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<test[b137923399915ecf]::run_test_in_process::{closure#0}>, core[6771d259883166e6]::result::Result<(), alloc[fef50e8eecedd288]::string::String>>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x64ff6416fd6b - test[b137923399915ecf]::run_test_in_process
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:27
[INFO] [stdout]   35:     0x64ff6416fd6b - test[b137923399915ecf]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:607:43
[INFO] [stdout]   36:     0x64ff6416a1c4 - test[b137923399915ecf]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:637:41
[INFO] [stdout]   37:     0x64ff6416a1c4 - std[128c3efe2914e152]::sys::backtrace::__rust_begin_short_backtrace::<test[b137923399915ecf]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   38:     0x64ff64172972 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::<test[b137923399915ecf]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   39:     0x64ff64172972 - <core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked<test[b137923399915ecf]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   40:     0x64ff64172972 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked<test[b137923399915ecf]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   41:     0x64ff64172972 - std[128c3efe2914e152]::panicking::catch_unwind::<(), core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked<test[b137923399915ecf]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   42:     0x64ff64172972 - std[128c3efe2914e152]::panic::catch_unwind::<core[6771d259883166e6]::panic::unwind_safe::AssertUnwindSafe<std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked<test[b137923399915ecf]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x64ff64172972 - std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked::<test[b137923399915ecf]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   44:     0x64ff64172972 - <std[128c3efe2914e152]::thread::lifecycle::spawn_unchecked<test[b137923399915ecf]::run_test::{closure#1}, ()>::{closure#1} as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x64ff641da33f - <alloc[fef50e8eecedd288]::boxed::Box<dyn core[6771d259883166e6]::ops::function::FnOnce<(), Output = ()> + core[6771d259883166e6]::marker::Send> as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2249:9
[INFO] [stdout]   46:     0x64ff641da33f - <std[128c3efe2914e152]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   47:     0x79b16fc55aa4 - <unknown>
[INFO] [stdout]   48:     0x79b16fce2a64 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] note: panic did not contain expected string
[INFO] [stdout]       panic message: "end byte index 2 is not a char boundary; it is inside '⠝' (bytes 0..3 of string)"
[INFO] [stdout]  expected substring: "byte index 2 is not a char boundary; it is inside '⠝' (bytes 0..3) of `⠝`"
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     str::test::test_index_non_utf8
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 38 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 24.72s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "b905f6f953d8f2c3af4d9d79670fdb9600d52b1e4f542f82f343d40d468cc1e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b905f6f953d8f2c3af4d9d79670fdb9600d52b1e4f542f82f343d40d468cc1e7", kill_on_drop: false }`
[INFO] [stdout] b905f6f953d8f2c3af4d9d79670fdb9600d52b1e4f542f82f343d40d468cc1e7
