[INFO] fetching crate mycelium_index 0.1.1...
[INFO] testing mycelium_index-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate mycelium_index 0.1.1 into /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mycelium_index 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa1fe39a509e9072b9f77cabd795f1c4ed1faec431a357fa9352f0d6a561df6c
[INFO] running `Command { std: "docker" "start" "-a" "aa1fe39a509e9072b9f77cabd795f1c4ed1faec431a357fa9352f0d6a561df6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1fe39a509e9072b9f77cabd795f1c4ed1faec431a357fa9352f0d6a561df6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1fe39a509e9072b9f77cabd795f1c4ed1faec431a357fa9352f0d6a561df6c", kill_on_drop: false }`
[INFO] [stdout] aa1fe39a509e9072b9f77cabd795f1c4ed1faec431a357fa9352f0d6a561df6c
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81dc0682a3d8fb7d2423b081895c2bf7b7fe371efa72cb83b7f78eb37c0e034c
[INFO] running `Command { std: "docker" "start" "-a" "81dc0682a3d8fb7d2423b081895c2bf7b7fe371efa72cb83b7f78eb37c0e034c", 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 memoffset v0.5.6
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ron v0.4.2
[INFO] [stderr]    Compiling mycelium_experimental v0.1.0
[INFO] [stderr]    Compiling mycelium_command v0.1.1
[INFO] [stderr]    Compiling fern v0.5.9
[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 16.44s
[INFO] running `Command { std: "docker" "inspect" "81dc0682a3d8fb7d2423b081895c2bf7b7fe371efa72cb83b7f78eb37c0e034c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81dc0682a3d8fb7d2423b081895c2bf7b7fe371efa72cb83b7f78eb37c0e034c", kill_on_drop: false }`
[INFO] [stdout] 81dc0682a3d8fb7d2423b081895c2bf7b7fe371efa72cb83b7f78eb37c0e034c
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2da92669914ccd16af5e45016431a0a7f3a493ab8526af3d14d43a19a2f8baf4
[INFO] running `Command { std: "docker" "start" "-a" "2da92669914ccd16af5e45016431a0a7f3a493ab8526af3d14d43a19a2f8baf4", 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 0.93s
[INFO] running `Command { std: "docker" "inspect" "2da92669914ccd16af5e45016431a0a7f3a493ab8526af3d14d43a19a2f8baf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da92669914ccd16af5e45016431a0a7f3a493ab8526af3d14d43a19a2f8baf4", kill_on_drop: false }`
[INFO] [stdout] 2da92669914ccd16af5e45016431a0a7f3a493ab8526af3d14d43a19a2f8baf4
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81726f6f8d218bac7c1278ded22ad978825d1f6cc091eb2dc31b508722aff961
[INFO] running `Command { std: "docker" "start" "-a" "81726f6f8d218bac7c1278ded22ad978825d1f6cc091eb2dc31b508722aff961", 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 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mycelium_index-32d6d2b30d65652f)
[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:     0x5f573d004ea2 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5f573d004ea2 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5f573d004ea2 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5f573d004ea2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5f573d015a3f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x5f573d015a3f - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x5f573cfd2923 - std::io::default_write_fmt::hb29d13affe7e9cd0
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5f573cfd2923 - std::io::Write::write_fmt::hec441b8c6eca32b9
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x5f573cfde592 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x5f573cfe313f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x5f573cfe2f99 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x5f573cf9524e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   12:     0x5f573cf9524e - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5f573cfe374f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   14:     0x5f573cfe374f - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x5f573cfe3576 - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x5f573cfde6c9 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x5f573cfc6fbd - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x5f573d01d48d - core::panicking::panic_nounwind_fmt::runtime::hf04708939d60a471
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5f573d01d48d - core::panicking::panic_nounwind_fmt::hdb74e1b135b40650
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/intrinsics/mod.rs:2439:9
[INFO] [stderr]   20:     0x5f573cf6f86c - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::h0ec3a396aef1155b
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5f573cf6f7b9 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h5a772270281d0b9c
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5f573cf6e6c8 - core::slice::<impl [T]>::get_unchecked::hd9de2515740c8e0a
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:644:26
[INFO] [stderr]   23:     0x5f573cf6fc4d - <mycelium_experimental::crossbeam_skiplist::Tower<K,V> as core::ops::index::Index<usize>>::index::h528897c65419b392
[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:     0x5f573cf73cb3 - mycelium_experimental::crossbeam_skiplist::SkipList<K,V>::search_position::h39703b3db82ba50f
[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:     0x5f573cf7203d - mycelium_experimental::crossbeam_skiplist::SkipList<K,V>::insert_internal::h3f6fc7b93d0eaadb
[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:     0x5f573cf74a1a - mycelium_experimental::crossbeam_skiplist::SkipList<K,V>::insert::hbd898e7706fd3ab1
[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:     0x5f573cf6bf79 - mycelium_experimental::crossbeam_skiplist::map::SkipMap<K,V>::insert::hfe3468bf91c69366
[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:     0x5f573cf6c09a - mycelium_experimental::crossbeam_skiplist::set::SkipSet<T>::insert::h7ecaca0a44258f60
[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:     0x5f573cf694cb - mycelium_index::index::SkipIndex::upsert::h732d3a735646b285
[INFO] [stderr]                                at /opt/rustwide/workdir/src/index/mod.rs:65:13
[INFO] [stderr]   30:     0x5f573cf6906f - mycelium_index::index::test_upsert::hf0cf68f351b248a2
[INFO] [stderr]                                at /opt/rustwide/workdir/src/index/mod.rs:78:15
[INFO] [stderr]   31:     0x5f573cf69247 - mycelium_index::index::test_upsert::{{closure}}::h573cd8435610e1e0
[INFO] [stderr]                                at /opt/rustwide/workdir/src/index/mod.rs:75:17
[INFO] [stderr]   32:     0x5f573cf6c546 - core::ops::function::FnOnce::call_once::hbcd78f5e4f76ca08
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   33:     0x5f573cf9509b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   34:     0x5f573cf9509b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stderr]   35:     0x5f573cfa90ad - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stderr]   36:     0x5f573cfa90ad - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   37:     0x5f573cfa90ad - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   38:     0x5f573cfa90ad - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   39:     0x5f573cfa90ad - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stderr]   40:     0x5f573cfa90ad - test::run_test_in_process::h400008a46a5006a0
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stderr]   41:     0x5f573cfa90ad - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stderr]   42:     0x5f573cf825f4 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stderr]   43:     0x5f573cf825f4 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   44:     0x5f573cf85f2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stderr]   45:     0x5f573cf85f2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   46:     0x5f573cf85f2a - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   47:     0x5f573cf85f2a - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   48:     0x5f573cf85f2a - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stderr]   49:     0x5f573cf85f2a - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stderr]   50:     0x5f573cf85f2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   51:     0x5f573cfd9acf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stderr]   52:     0x5f573cfd9acf - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stderr]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stderr]   53:     0x74a58b42eaa4 - <unknown>
[INFO] [stderr]   54:     0x74a58b4bba64 - 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-32d6d2b30d65652f` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "81726f6f8d218bac7c1278ded22ad978825d1f6cc091eb2dc31b508722aff961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81726f6f8d218bac7c1278ded22ad978825d1f6cc091eb2dc31b508722aff961", kill_on_drop: false }`
[INFO] [stdout] 81726f6f8d218bac7c1278ded22ad978825d1f6cc091eb2dc31b508722aff961
