[INFO] fetching crate mycelium_index 0.1.1...
[INFO] testing mycelium_index-0.1.1 against 1.93.0 for beta-1.94-1
[INFO] extracting crate mycelium_index 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mycelium_index 0.1.1
[INFO] finished tweaking crates.io crate mycelium_index 0.1.1
[INFO] tweaked toml for crates.io crate mycelium_index 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mycelium_index 0.1.1 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mycelium_command v0.1.1
[INFO] [stderr]   Downloaded mycelium_experimental v0.1.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded mycelium_core v0.1.1
[INFO] [stderr]   Downloaded ron v0.4.2
[INFO] [stderr]   Downloaded fern v0.5.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4388c9399e180f4e35f8a49d3e270e0bdfe4e6e02cecdd4ee7f2e0509138c24
[INFO] running `Command { std: "docker" "start" "-a" "f4388c9399e180f4e35f8a49d3e270e0bdfe4e6e02cecdd4ee7f2e0509138c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4388c9399e180f4e35f8a49d3e270e0bdfe4e6e02cecdd4ee7f2e0509138c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4388c9399e180f4e35f8a49d3e270e0bdfe4e6e02cecdd4ee7f2e0509138c24", kill_on_drop: false }`
[INFO] [stdout] f4388c9399e180f4e35f8a49d3e270e0bdfe4e6e02cecdd4ee7f2e0509138c24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69337c88e8d5a5ea054d3431b3dfd9c82bde5fd2982a89b413e6e767595ac09a
[INFO] running `Command { std: "docker" "start" "-a" "69337c88e8d5a5ea054d3431b3dfd9c82bde5fd2982a89b413e6e767595ac09a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.43
[INFO] [stderr]    Compiling ron v0.4.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling mycelium_experimental v0.1.0
[INFO] [stderr]    Compiling fern v0.5.9
[INFO] [stderr]    Compiling mycelium_command v0.1.1
[INFO] [stderr]    Compiling mycelium_core v0.1.1
[INFO] [stderr]    Compiling mycelium_index v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.78s
[INFO] running `Command { std: "docker" "inspect" "69337c88e8d5a5ea054d3431b3dfd9c82bde5fd2982a89b413e6e767595ac09a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69337c88e8d5a5ea054d3431b3dfd9c82bde5fd2982a89b413e6e767595ac09a", kill_on_drop: false }`
[INFO] [stdout] 69337c88e8d5a5ea054d3431b3dfd9c82bde5fd2982a89b413e6e767595ac09a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8efc4a202e031a9071596051e01298b1feb0ed3e314b1d72b0a92f5dbc391c33
[INFO] running `Command { std: "docker" "start" "-a" "8efc4a202e031a9071596051e01298b1feb0ed3e314b1d72b0a92f5dbc391c33", kill_on_drop: false }`
[INFO] [stderr]    Compiling mycelium_index v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/index/mod.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |         Err(e) => assert!(false, format!("broth::index test_upsert() error: {:?}", e)),
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 80 -         Err(e) => assert!(false, format!("broth::index test_upsert() error: {:?}", e)),
[INFO] [stdout] 80 +         Err(e) => assert!(false, "broth::index test_upsert() error: {:?}", e),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "8efc4a202e031a9071596051e01298b1feb0ed3e314b1d72b0a92f5dbc391c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8efc4a202e031a9071596051e01298b1feb0ed3e314b1d72b0a92f5dbc391c33", kill_on_drop: false }`
[INFO] [stdout] 8efc4a202e031a9071596051e01298b1feb0ed3e314b1d72b0a92f5dbc391c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2460cc415512904e220f738056dbdcf327247b81f0d83793c6280ba0760be78d
[INFO] running `Command { std: "docker" "start" "-a" "2460cc415512904e220f738056dbdcf327247b81f0d83793c6280ba0760be78d", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/index/mod.rs:80:34
[INFO] [stderr]    |
[INFO] [stderr] 80 |         Err(e) => assert!(false, format!("broth::index test_upsert() error: {:?}", e)),
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 80 -         Err(e) => assert!(false, format!("broth::index test_upsert() error: {:?}", e)),
[INFO] [stderr] 80 +         Err(e) => assert!(false, "broth::index test_upsert() error: {:?}", e),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `mycelium_index` (lib test) generated 1 warning (run `cargo fix --lib -p mycelium_index --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mycelium_index-2083a8fc065a509c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] 
[INFO] [stderr] thread 'index::test_upsert' (25) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mycelium_experimental-0.1.0/src/crossbeam_skiplist/mod.rs:770:33:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked 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:     0x5b46e6b8cf12 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5b46e6b8cf12 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5b46e6b8cf12 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]    3:     0x5b46e6b8cf12 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]    4:     0x5b46e6b9d977 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5b46e6b9d977 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stderr]    6:     0x5b46e6b5bc66 - std::io::default_write_fmt::hdea1c6df292e9097
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5b46e6b5bc66 - std::io::Write::write_fmt::ha6a1d6c1ea64b2d0
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x5b46e6b6c229 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]    9:     0x5b46e6b6c229 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5b46e6b6c089 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5b46e6b2138e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   12:     0x5b46e6b2138e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5b46e6b6c4a2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   14:     0x5b46e6b6c4a2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x5b46e6b6c31a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x5b46e6b677f9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]   17:     0x5b46e6b5090d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x5b46e6ba505d - core::panicking::panic_nounwind_fmt::runtime::hdd17ae2c2a7f85df
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5b46e6ba505d - core::panicking::panic_nounwind_fmt::h2987a0c8ccb716e5
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/intrinsics/mod.rs:2449:9
[INFO] [stderr]   20:     0x5b46e6afd114 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::h1d040f01725b2267
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5b46e6afd0b9 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::hc531f4d87495f5d6
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5b46e6afc1a8 - core::slice::<impl [T]>::get_unchecked::h885b049204471c7c
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/slice/mod.rs:645:26
[INFO] [stderr]   23:     0x5b46e6afd4ed - <mycelium_experimental::crossbeam_skiplist::Tower<K,V> as core::ops::index::Index<usize>>::index::h5aeff6ce6a8c40c7
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mycelium_experimental-0.1.0/src/crossbeam_skiplist/mod.rs:43:32
[INFO] [stderr]   24:     0x5b46e6b01624 - mycelium_experimental::crossbeam_skiplist::SkipList<K,V>::search_position::h22ebe550ef7ad499
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mycelium_experimental-0.1.0/src/crossbeam_skiplist/mod.rs:770:33
[INFO] [stderr]   25:     0x5b46e6b0079d - mycelium_experimental::crossbeam_skiplist::SkipList<K,V>::insert_internal::hbea9d7ae5ba7c044
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mycelium_experimental-0.1.0/src/crossbeam_skiplist/mod.rs:851:31
[INFO] [stderr]   26:     0x5b46e6b023c8 - mycelium_experimental::crossbeam_skiplist::SkipList<K,V>::insert::h00b0239703f677c8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mycelium_experimental-0.1.0/src/crossbeam_skiplist/mod.rs:1056:14
[INFO] [stderr]   27:     0x5b46e6af9bf9 - mycelium_experimental::crossbeam_skiplist::map::SkipMap<K,V>::insert::hd12133e0fffe8566
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mycelium_experimental-0.1.0/src/crossbeam_skiplist/map.rs:249:31
[INFO] [stderr]   28:     0x5b46e6af9d2b - mycelium_experimental::crossbeam_skiplist::set::SkipSet<T>::insert::h20d48953a7d4570e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mycelium_experimental-0.1.0/src/crossbeam_skiplist/set.rs:230:31
[INFO] [stderr]   29:     0x5b46e6af71ab - mycelium_index::index::SkipIndex::upsert::h0a3dc459075c7f62
[INFO] [stderr]                                at /opt/rustwide/workdir/src/index/mod.rs:65:13
[INFO] [stderr]   30:     0x5b46e6af6d4f - mycelium_index::index::test_upsert::h626fdd1aa56de0b4
[INFO] [stderr]                                at /opt/rustwide/workdir/src/index/mod.rs:78:15
[INFO] [stderr]   31:     0x5b46e6af6f27 - mycelium_index::index::test_upsert::{{closure}}::hcdf78cdc250af0d9
[INFO] [stderr]                                at /opt/rustwide/workdir/src/index/mod.rs:75:17
[INFO] [stderr]   32:     0x5b46e6afa266 - core::ops::function::FnOnce::call_once::hff44ea98f476ce4b
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   33:     0x5b46e6b211bb - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   34:     0x5b46e6b211bb - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stderr]   35:     0x5b46e6b34b4a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stderr]   36:     0x5b46e6b34b4a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   37:     0x5b46e6b34b4a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stderr]   38:     0x5b46e6b34b4a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stderr]   39:     0x5b46e6b34b4a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stderr]   40:     0x5b46e6b34b4a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stderr]   41:     0x5b46e6b34b4a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stderr]   42:     0x5b46e6b0ede4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stderr]   43:     0x5b46e6b0ede4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stderr]   44:     0x5b46e6b12712 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stderr]   45:     0x5b46e6b12712 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   46:     0x5b46e6b12712 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stderr]   47:     0x5b46e6b12712 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stderr]   48:     0x5b46e6b12712 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stderr]   49:     0x5b46e6b12712 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stderr]   50:     0x5b46e6b12712 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   51:     0x5b46e6b62e7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stderr]   52:     0x5b46e6b62e7f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stderr]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stderr]   53:     0x7f608fe7faa4 - <unknown>
[INFO] [stderr]   54:     0x7f608ff0ca64 - clone
[INFO] [stderr]   55:                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/mycelium_index-2083a8fc065a509c` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "2460cc415512904e220f738056dbdcf327247b81f0d83793c6280ba0760be78d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2460cc415512904e220f738056dbdcf327247b81f0d83793c6280ba0760be78d", kill_on_drop: false }`
[INFO] [stdout] 2460cc415512904e220f738056dbdcf327247b81f0d83793c6280ba0760be78d
