[INFO] fetching crate splits_iter 1.1.0...
[INFO] testing splits_iter-1.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate splits_iter 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate splits_iter 1.1.0
[INFO] finished tweaking crates.io crate splits_iter 1.1.0
[INFO] tweaked toml for crates.io crate splits_iter 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate splits_iter 1.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba65c1790f340677d49e11786d7c63ddaa2e1ded858d51e146a07492c27fa4f9
[INFO] running `Command { std: "docker" "start" "-a" "ba65c1790f340677d49e11786d7c63ddaa2e1ded858d51e146a07492c27fa4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba65c1790f340677d49e11786d7c63ddaa2e1ded858d51e146a07492c27fa4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba65c1790f340677d49e11786d7c63ddaa2e1ded858d51e146a07492c27fa4f9", kill_on_drop: false }`
[INFO] [stdout] ba65c1790f340677d49e11786d7c63ddaa2e1ded858d51e146a07492c27fa4f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65bdaaf12048c780e38b4fd858b44227dd863c3a92968d499189c2b79cfd5528
[INFO] running `Command { std: "docker" "start" "-a" "65bdaaf12048c780e38b4fd858b44227dd863c3a92968d499189c2b79cfd5528", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling splits_iter v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + head_len)};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             self.end   = unsafe{self.end.slice_unchecked(head_len,self.end.len())};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:69:22
[INFO] [stdout]    |
[INFO] [stdout] 69 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:91:33
[INFO] [stdout]    |
[INFO] [stdout] 91 |             self.end   = unsafe{self.end.slice_unchecked(c_len,self.end.len())};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + c_len)};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "65bdaaf12048c780e38b4fd858b44227dd863c3a92968d499189c2b79cfd5528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65bdaaf12048c780e38b4fd858b44227dd863c3a92968d499189c2b79cfd5528", kill_on_drop: false }`
[INFO] [stdout] 65bdaaf12048c780e38b4fd858b44227dd863c3a92968d499189c2b79cfd5528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec0eaf3896743224ac0e10d36759cc33b34d1c1f830d6c9c1f6c0fd8081a9f81
[INFO] running `Command { std: "docker" "start" "-a" "ec0eaf3896743224ac0e10d36759cc33b34d1c1f830d6c9c1f6c0fd8081a9f81", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + head_len)};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             self.end   = unsafe{self.end.slice_unchecked(head_len,self.end.len())};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:69:22
[INFO] [stdout]    |
[INFO] [stdout] 69 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:91:33
[INFO] [stdout]    |
[INFO] [stdout] 91 |             self.end   = unsafe{self.end.slice_unchecked(c_len,self.end.len())};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + c_len)};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling splits_iter v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + head_len)};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |             self.end   = unsafe{self.end.slice_unchecked(head_len,self.end.len())};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:69:22
[INFO] [stdout]    |
[INFO] [stdout] 69 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:91:33
[INFO] [stdout]    |
[INFO] [stdout] 91 |             self.end   = unsafe{self.end.slice_unchecked(c_len,self.end.len())};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stdout]   --> src/lib.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + c_len)};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "ec0eaf3896743224ac0e10d36759cc33b34d1c1f830d6c9c1f6c0fd8081a9f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0eaf3896743224ac0e10d36759cc33b34d1c1f830d6c9c1f6c0fd8081a9f81", kill_on_drop: false }`
[INFO] [stdout] ec0eaf3896743224ac0e10d36759cc33b34d1c1f830d6c9c1f6c0fd8081a9f81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 259f2fdceb150c42be50507fadced976b8dd93b552303153b34a94c841f26926
[INFO] running `Command { std: "docker" "start" "-a" "259f2fdceb150c42be50507fadced976b8dd93b552303153b34a94c841f26926", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:16:22
[INFO] [stderr]    |
[INFO] [stderr] 16 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:29:35
[INFO] [stderr]    |
[INFO] [stderr] 29 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + head_len)};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |             self.end   = unsafe{self.end.slice_unchecked(head_len,self.end.len())};
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:69:22
[INFO] [stderr]    |
[INFO] [stderr] 69 |             begin: unsafe{str.slice_unchecked(0,0)},
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:91:33
[INFO] [stderr]    |
[INFO] [stderr] 91 |             self.end   = unsafe{self.end.slice_unchecked(c_len,self.end.len())};
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `core::str::<impl str>::slice_unchecked`: use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/lib.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |             self.begin = unsafe{self.begin.slice_unchecked(0,self.begin.len() + c_len)};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `splits_iter` (lib) generated 6 warnings
[INFO] [stderr] warning: `splits_iter` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/splits_iter-0e6c7c40f9809dea)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'test::FocusedSplits_slice' (25) panicked at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/str/mod.rs:761:33:
[INFO] [stderr] unsafe precondition(s) violated: str::get_unchecked requires that the range is within the string 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:     0x5a81bf93e3a2 - std::backtrace_rs::backtrace::libunwind::trace::h22a6a535a50603c6
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5a81bf93e3a2 - std::backtrace_rs::backtrace::trace_unsynchronized::h2503a4f30dbfbaa2
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5a81bf93e3a2 - std::sys::backtrace::_print_fmt::hec54e31f36456895
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5a81bf93e3a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb1988e8b50fa5f19
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5a81bf94e53f - core::fmt::rt::Argument::fmt::h3118a66e1a57a586
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x5a81bf94e53f - core::fmt::write::hcd056e06a609f600
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]    6:     0x5a81bf90b441 - std::io::default_write_fmt::h45f0f9de0268fdcb
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5a81bf90b441 - std::io::Write::write_fmt::hc685c74e0b8ce55d
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x5a81bf917512 - std::sys::backtrace::BacktraceLock::print::h69f50ba7cfff8317
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x5a81bf91c05f - std::panicking::default_hook::{{closure}}::hfa978eb2255ab3ab
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x5a81bf91beb9 - std::panicking::default_hook::h09da2eaf8f1deadd
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x5a81bf8dc9fe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1697e4d80f236ef6
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1987:9
[INFO] [stderr]   12:     0x5a81bf8dc9fe - test::test_main_with_exit_callback::{{closure}}::h8f63929ca9fd483b
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5a81bf91c71f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hba67e0dc3e3fc548
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1987:9
[INFO] [stderr]   14:     0x5a81bf91c71f - std::panicking::panic_with_hook::h13c40d280d130fd3
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x5a81bf91c546 - std::panicking::panic_handler::{{closure}}::hd79d22e8a1d3b951
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x5a81bf917649 - std::sys::backtrace::__rust_end_short_backtrace::h83414d1ec69cf3a6
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x5a81bf8ff93d - __rustc[b78aa6c7b08e5dc4]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x5a81bf955b2d - core::panicking::panic_nounwind_fmt::runtime::h4ec66813e41e0d5b
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panicking.rs:120:22
[INFO] [stderr]   19:     0x5a81bf955b2d - core::panicking::panic_nounwind_fmt::h104e567e1186279f
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/intrinsics/mod.rs:2435:9
[INFO] [stderr]   20:     0x5a81bf8b96d0 - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::Range<usize>>::get_unchecked::precondition_check::h78ecb3c0abd9c9df
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5a81bf8b95f2 - core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::Range<usize>>::get_unchecked::h2820b0ffe88d2ffe
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5a81bf8b955e - core::str::<impl str>::slice_unchecked::h18dec3fc77d2885f
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/str/mod.rs:761:33
[INFO] [stderr]   23:     0x5a81bf8b5141 - <splits_iter::FocusedSplits<&str> as core::iter::traits::iterator::Iterator>::next::{{closure}}::h9af5b523c73482ac
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:93:35
[INFO] [stderr]   24:     0x5a81bf8ba3dc - core::option::Option<T>::map::hda0f30ce52ea0236
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/option.rs:1159:29
[INFO] [stderr]   25:     0x5a81bf8b5028 - <splits_iter::FocusedSplits<&str> as core::iter::traits::iterator::Iterator>::next::he5b88dd71ef932d2
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:88:27
[INFO] [stderr]   26:     0x5a81bf8b6fac - splits_iter::test::FocusedSplits_slice::h4b801a6f4ef3c1c7
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:242:27
[INFO] [stderr]   27:     0x5a81bf8b7547 - splits_iter::test::FocusedSplits_slice::{{closure}}::h3ddbded74fbe9f6e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:240:26
[INFO] [stderr]   28:     0x5a81bf8b8976 - core::ops::function::FnOnce::call_once::h003e06d3b3ac8f4e
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x5a81bf8dc7db - core::ops::function::FnOnce::call_once::he420dad47d9aac14
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x5a81bf8dc7db - test::__rust_begin_short_backtrace::h51976f55c263f7c2
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:663:18
[INFO] [stderr]   31:     0x5a81bf8f2405 - test::run_test_in_process::{{closure}}::h6aa4339396d33320
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:686:74
[INFO] [stderr]   32:     0x5a81bf8f2405 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5bd0ba3863a53529
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   33:     0x5a81bf8f2405 - std::panicking::catch_unwind::do_call::h5c710722c40c5839
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stderr]   34:     0x5a81bf8f2405 - std::panicking::catch_unwind::hf41b5be070ce0f19
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stderr]   35:     0x5a81bf8f2405 - std::panic::catch_unwind::h4559aa103e6f16d6
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stderr]   36:     0x5a81bf8f2405 - test::run_test_in_process::he6fd763a772ff213
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:686:27
[INFO] [stderr]   37:     0x5a81bf8f2405 - test::run_test::{{closure}}::he46f5435849feb5b
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:607:43
[INFO] [stderr]   38:     0x5a81bf8c8c14 - test::run_test::{{closure}}::h12a66289c31b502a
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:637:41
[INFO] [stderr]   39:     0x5a81bf8c8c14 - std::sys::backtrace::__rust_begin_short_backtrace::h614a7925ed7b2f5e
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   40:     0x5a81bf8cc5ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbc654088c5dbff36
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/thread/mod.rs:559:17
[INFO] [stderr]   41:     0x5a81bf8cc5ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3f631d2ca531b61d
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   42:     0x5a81bf8cc5ba - std::panicking::catch_unwind::do_call::hd2548748db0aa717
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stderr]   43:     0x5a81bf8cc5ba - std::panicking::catch_unwind::hf7d8620d84df48e2
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stderr]   44:     0x5a81bf8cc5ba - std::panic::catch_unwind::hdde75b8543fcb96b
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stderr]   45:     0x5a81bf8cc5ba - std::thread::Builder::spawn_unchecked_::{{closure}}::h991e7d03b432cf3f
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/thread/mod.rs:557:30
[INFO] [stderr]   46:     0x5a81bf8cc5ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::hebddb40255441657
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x5a81bf91278f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h55e8930dc7db99a5
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1973:9
[INFO] [stderr]   48:     0x5a81bf91278f - std::sys::thread::unix::Thread::new::thread_start::he23d038ee4fa004e
[INFO] [stderr]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stderr]   49:     0x7a5453e3baa4 - <unknown>
[INFO] [stderr]   50:     0x7a5453ec8a34 - clone
[INFO] [stderr]   51:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/splits_iter-0e6c7c40f9809dea` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "259f2fdceb150c42be50507fadced976b8dd93b552303153b34a94c841f26926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259f2fdceb150c42be50507fadced976b8dd93b552303153b34a94c841f26926", kill_on_drop: false }`
[INFO] [stdout] 259f2fdceb150c42be50507fadced976b8dd93b552303153b34a94c841f26926