[INFO] fetching crate unicode_clusters 0.1.2...
[INFO] testing unicode_clusters-0.1.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate unicode_clusters 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate unicode_clusters 0.1.2
[INFO] finished tweaking crates.io crate unicode_clusters 0.1.2
[INFO] tweaked toml for crates.io crate unicode_clusters 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unicode_clusters 0.1.2 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6adfd59ca7859bfd3b1343c1a0a5481ca3cad8084eff78dfc8610daaa2a3856
[INFO] running `Command { std: "docker" "start" "-a" "e6adfd59ca7859bfd3b1343c1a0a5481ca3cad8084eff78dfc8610daaa2a3856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6adfd59ca7859bfd3b1343c1a0a5481ca3cad8084eff78dfc8610daaa2a3856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6adfd59ca7859bfd3b1343c1a0a5481ca3cad8084eff78dfc8610daaa2a3856", kill_on_drop: false }`
[INFO] [stdout] e6adfd59ca7859bfd3b1343c1a0a5481ca3cad8084eff78dfc8610daaa2a3856
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71ab70a9d41fc4ae62765cebbabd7b46dd6d6abf59b24ce7b864db7aeac4595c
[INFO] running `Command { std: "docker" "start" "-a" "71ab70a9d41fc4ae62765cebbabd7b46dd6d6abf59b24ce7b864db7aeac4595c", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_clusters v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "71ab70a9d41fc4ae62765cebbabd7b46dd6d6abf59b24ce7b864db7aeac4595c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ab70a9d41fc4ae62765cebbabd7b46dd6d6abf59b24ce7b864db7aeac4595c", kill_on_drop: false }`
[INFO] [stdout] 71ab70a9d41fc4ae62765cebbabd7b46dd6d6abf59b24ce7b864db7aeac4595c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3d03892e569b3a8380284d8e1b57d6f2cf6010584487fe50ad772812bed8c7f
[INFO] running `Command { std: "docker" "start" "-a" "f3d03892e569b3a8380284d8e1b57d6f2cf6010584487fe50ad772812bed8c7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_clusters v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f3d03892e569b3a8380284d8e1b57d6f2cf6010584487fe50ad772812bed8c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d03892e569b3a8380284d8e1b57d6f2cf6010584487fe50ad772812bed8c7f", kill_on_drop: false }`
[INFO] [stdout] f3d03892e569b3a8380284d8e1b57d6f2cf6010584487fe50ad772812bed8c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 704a2a19b0a273132132b478bb254b8179354b68fef31dc7ad2780f28ecc9935
[INFO] running `Command { std: "docker" "start" "-a" "704a2a19b0a273132132b478bb254b8179354b68fef31dc7ad2780f28ecc9935", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unicode_clusters-a0d9cce9548020bb)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test bytes_1 ... ok
[INFO] [stdout] test bytes_2 ... ok
[INFO] [stdout] test bytes_4 ... ok
[INFO] [stdout] test bytes_6 ... ok
[INFO] [stdout] test unicode_compare ... ok
[INFO] [stdout] test bytes_3 ... ok
[INFO] [stdout] test it_works ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test example ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- example stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'example' (22) panicked at src/lib.rs:65:18:
[INFO] [stdout] length is too long for grapheme 12
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60bbc6663baa - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60bbc6663baa - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized::<std[31e582c13f4e914f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60bbc6663baa - std[31e582c13f4e914f]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60bbc6663baa - <<std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60bbc667792a - <core[fa0eadad68403074]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60bbc667792a - core[fa0eadad68403074]::fmt::write
[INFO] [stdout]    6:     0x60bbc66684e2 - std[31e582c13f4e914f]::io::default_write_fmt::<alloc[49b8922c36ca62de]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60bbc66684e2 - <alloc[49b8922c36ca62de]::vec::Vec<u8> as std[31e582c13f4e914f]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x60bbc6642dcf - <std[31e582c13f4e914f]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60bbc6642dcf - std[31e582c13f4e914f]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60bbc665c119 - std[31e582c13f4e914f]::panicking::default_hook
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x60bbc65f714c - <alloc[49b8922c36ca62de]::boxed::Box<dyn for<'a, 'b> core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x60bbc65f714c - test[7530e63dc052480e]::test_main_with_exit_callback::<test[7530e63dc052480e]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60bbc665c2d2 - <alloc[49b8922c36ca62de]::boxed::Box<dyn for<'a, 'b> core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x60bbc665c2d2 - std[31e582c13f4e914f]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x60bbc6642e88 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x60bbc6638069 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace::<std[31e582c13f4e914f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x60bbc6643b9d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x60bbc667801c - core[fa0eadad68403074]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x60bbc65e03ca - <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::new
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:65:9
[INFO] [stdout]   20:     0x60bbc65dcd30 - <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:92:13
[INFO] [stdout]   21:     0x60bbc65e9c25 - <&mut <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0} as core[fa0eadad68403074]::ops::function::FnOnce<(&str,)>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:310:21
[INFO] [stdout]   22:     0x60bbc65e9c25 - <core[fa0eadad68403074]::option::Option<&str>>::map::<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster, &mut <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/option.rs:1165:29
[INFO] [stdout]   23:     0x60bbc65e9c25 - <core[fa0eadad68403074]::iter::adapters::map::Map<unicode_segmentation[2a1afb1796a47892]::grapheme::Graphemes, <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}> as core[fa0eadad68403074]::iter::traits::iterator::Iterator>::next
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/iter/adapters/map.rs:107:26
[INFO] [stdout]   24:     0x60bbc65e76e1 - <alloc[49b8922c36ca62de]::vec::Vec<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>>::extend_desugared::<core[fa0eadad68403074]::iter::adapters::map::Map<unicode_segmentation[2a1afb1796a47892]::grapheme::Graphemes, <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/vec/mod.rs:3988:44
[INFO] [stdout]   25:     0x60bbc65e930a - <alloc[49b8922c36ca62de]::vec::Vec<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster> as alloc[49b8922c36ca62de]::vec::spec_extend::SpecExtend<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster, core[fa0eadad68403074]::iter::adapters::map::Map<unicode_segmentation[2a1afb1796a47892]::grapheme::Graphemes, <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}>>>::spec_extend
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/vec/spec_extend.rs:18:14
[INFO] [stdout]   26:     0x60bbc65e9657 - <alloc[49b8922c36ca62de]::vec::Vec<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster> as alloc[49b8922c36ca62de]::vec::spec_from_iter_nested::SpecFromIterNested<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster, core[fa0eadad68403074]::iter::adapters::map::Map<unicode_segmentation[2a1afb1796a47892]::grapheme::Graphemes, <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}>>>::from_iter
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/vec/spec_from_iter_nested.rs:41:9
[INFO] [stdout]   27:     0x60bbc65e932d - <alloc[49b8922c36ca62de]::vec::Vec<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster> as alloc[49b8922c36ca62de]::vec::spec_from_iter::SpecFromIter<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster, core[fa0eadad68403074]::iter::adapters::map::Map<unicode_segmentation[2a1afb1796a47892]::grapheme::Graphemes, <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}>>>::from_iter
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/vec/spec_from_iter.rs:33:9
[INFO] [stdout]   28:     0x60bbc65e846a - <alloc[49b8922c36ca62de]::vec::Vec<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster> as core[fa0eadad68403074]::iter::traits::collect::FromIterator<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>>::from_iter::<core[fa0eadad68403074]::iter::adapters::map::Map<unicode_segmentation[2a1afb1796a47892]::grapheme::Graphemes, <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/vec/mod.rs:3884:9
[INFO] [stdout]   29:     0x60bbc65e854d - <core[fa0eadad68403074]::iter::adapters::map::Map<unicode_segmentation[2a1afb1796a47892]::grapheme::Graphemes, <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes::{closure#0}> as core[fa0eadad68403074]::iter::traits::iterator::Iterator>::collect::<alloc[49b8922c36ca62de]::vec::Vec<unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/iter/traits/iterator.rs:2080:9
[INFO] [stdout]   30:     0x60bbc65e0634 - <unicode_clusters[22a3de20b36d18dd]::GraphemeCluster>::graphemes
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:93:5
[INFO] [stdout]   31:     0x60bbc65dd7cc - unicode_clusters[22a3de20b36d18dd]::example
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:112:12
[INFO] [stdout]   32:     0x60bbc65dcc87 - unicode_clusters[22a3de20b36d18dd]::example::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:109:13
[INFO] [stdout]   33:     0x60bbc65eaff6 - <unicode_clusters[22a3de20b36d18dd]::example::{closure#0} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   34:     0x60bbc65eb22b - <fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   35:     0x60bbc65eb22b - test[7530e63dc052480e]::__rust_begin_short_backtrace::<core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>, fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:663:18
[INFO] [stdout]   36:     0x60bbc65f7c1b - test[7530e63dc052480e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:74
[INFO] [stdout]   37:     0x60bbc65f7c1b - <core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   38:     0x60bbc65f7c1b - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}>, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x60bbc65f7c1b - std[31e582c13f4e914f]::panicking::catch_unwind::<core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>, core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x60bbc65f7c1b - std[31e582c13f4e914f]::panic::catch_unwind::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<test[7530e63dc052480e]::run_test_in_process::{closure#0}>, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x60bbc65f7c1b - test[7530e63dc052480e]::run_test_in_process
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:27
[INFO] [stdout]   42:     0x60bbc65f7c1b - test[7530e63dc052480e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:607:43
[INFO] [stdout]   43:     0x60bbc65f2074 - test[7530e63dc052480e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:637:41
[INFO] [stdout]   44:     0x60bbc65f2074 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace::<test[7530e63dc052480e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   45:     0x60bbc65fa822 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   46:     0x60bbc65fa822 - <core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   47:     0x60bbc65fa822 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40
[INFO] [stdout]   48:     0x60bbc65fa822 - std[31e582c13f4e914f]::panicking::catch_unwind::<(), core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19
[INFO] [stdout]   49:     0x60bbc65fa822 - std[31e582c13f4e914f]::panic::catch_unwind::<core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe<std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14
[INFO] [stdout]   50:     0x60bbc65fa822 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   51:     0x60bbc65fa822 - <std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked<test[7530e63dc052480e]::run_test::{closure#1}, ()>::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   52:     0x60bbc66634bf - <alloc[49b8922c36ca62de]::boxed::Box<dyn core[fa0eadad68403074]::ops::function::FnOnce<(), Output = ()> + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   53:     0x60bbc66634bf - <std[31e582c13f4e914f]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   54:     0x72fce52acaa4 - <unknown>
[INFO] [stdout]   55:     0x72fce5339a64 - clone
[INFO] [stdout]   56:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     example
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "704a2a19b0a273132132b478bb254b8179354b68fef31dc7ad2780f28ecc9935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704a2a19b0a273132132b478bb254b8179354b68fef31dc7ad2780f28ecc9935", kill_on_drop: false }`
[INFO] [stdout] 704a2a19b0a273132132b478bb254b8179354b68fef31dc7ad2780f28ecc9935