[INFO] cloning repository https://github.com/SpadeA-Tang/skiplist-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpadeA-Tang/skiplist-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpadeA-Tang%2Fskiplist-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpadeA-Tang%2Fskiplist-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9d27501ddfc17d6df9afababcaa6280f1af9e77
[INFO] testing SpadeA-Tang/skiplist-rs against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpadeA-Tang%2Fskiplist-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SpadeA-Tang/skiplist-rs
[INFO] finished tweaking git repo https://github.com/SpadeA-Tang/skiplist-rs
[INFO] tweaked toml for git repo https://github.com/SpadeA-Tang/skiplist-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SpadeA-Tang/skiplist-rs on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SpadeA-Tang/skiplist-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7026359efd68e499bf62cc1dc555392aabc6811791f646d04d394dcc78815ab
[INFO] running `Command { std: "docker" "start" "-a" "c7026359efd68e499bf62cc1dc555392aabc6811791f646d04d394dcc78815ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7026359efd68e499bf62cc1dc555392aabc6811791f646d04d394dcc78815ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7026359efd68e499bf62cc1dc555392aabc6811791f646d04d394dcc78815ab", kill_on_drop: false }`
[INFO] [stdout] c7026359efd68e499bf62cc1dc555392aabc6811791f646d04d394dcc78815ab
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24e8f918efc82a8837a45bd4b00e5cb5df98147a69b81df024a65d2a88678753
[INFO] running `Command { std: "docker" "start" "-a" "24e8f918efc82a8837a45bd4b00e5cb5df98147a69b81df024a65d2a88678753", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fail v0.5.1
[INFO] [stderr]    Compiling tikv-jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]    Compiling tikv-jemallocator v0.5.4
[INFO] [stderr]    Compiling tikv-jemalloc-ctl v0.5.4
[INFO] [stderr]    Compiling skiplist-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drop_key_value` is never used
[INFO] [stdout]    --> src/list.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub trait ReclaimableNode {
[INFO] [stdout]     |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn drop_key_value(&mut self);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "24e8f918efc82a8837a45bd4b00e5cb5df98147a69b81df024a65d2a88678753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e8f918efc82a8837a45bd4b00e5cb5df98147a69b81df024a65d2a88678753", kill_on_drop: false }`
[INFO] [stdout] 24e8f918efc82a8837a45bd4b00e5cb5df98147a69b81df024a65d2a88678753
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d602daf5fc84158a6783dd027b7e9a37c7154361ba3c1fb36ddac141eb36bcf
[INFO] running `Command { std: "docker" "start" "-a" "1d602daf5fc84158a6783dd027b7e9a37c7154361ba3c1fb36ddac141eb36bcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling tikv-jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]    Compiling generator v0.7.5
[INFO] [stderr]    Compiling regex-automata v0.4.4
[INFO] [stderr]    Compiling fail v0.5.1
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling loom v0.7.1
[INFO] [stderr]    Compiling tikv-jemalloc-ctl v0.5.4
[INFO] [stderr]    Compiling tikv-jemallocator v0.5.4
[INFO] [stderr]    Compiling skiplist-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drop_key_value` is never used
[INFO] [stdout]    --> src/list.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub trait ReclaimableNode {
[INFO] [stdout]     |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn drop_key_value(&mut self);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drop_key_value` is never used
[INFO] [stdout]    --> src/list.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub trait ReclaimableNode {
[INFO] [stdout]     |           --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn drop_key_value(&mut self);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "1d602daf5fc84158a6783dd027b7e9a37c7154361ba3c1fb36ddac141eb36bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d602daf5fc84158a6783dd027b7e9a37c7154361ba3c1fb36ddac141eb36bcf", kill_on_drop: false }`
[INFO] [stdout] 1d602daf5fc84158a6783dd027b7e9a37c7154361ba3c1fb36ddac141eb36bcf
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 603b321f9f4a86ef4253fbe93091d6ec20ea772b4e1627af73ef53ce6a4dd0df
[INFO] running `Command { std: "docker" "start" "-a" "603b321f9f4a86ef4253fbe93091d6ec20ea772b4e1627af73ef53ce6a4dd0df", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![feature(let_chains)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `drop_key_value` is never used
[INFO] [stderr]    --> src/list.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub trait ReclaimableNode {
[INFO] [stderr]     |           --------------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 124 |     fn drop_key_value(&mut self);
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `skiplist-rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `skiplist-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/skiplist_rs-473df3f6610bc4bf)
[INFO] [stderr] 
[INFO] [stderr] thread 'list::tests::test_seek' (34) panicked at src/list.rs:496:39:
[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] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test key::tests::test_key_comparator ... ok
[INFO] [stderr]    0:     0x5ada6e164ed2 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5ada6e164ed2 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5ada6e164ed2 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5ada6e164ed2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5ada6e174f3f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x5ada6e174f3f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x5ada6e132ad3 - std::io::default_write_fmt::hf7668c9f69c3a921
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5ada6e132ad3 - std::io::Write::write_fmt::ha6503cd07dd1d506
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x5ada6e13e742 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x5ada6e14321f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x5ada6e143079 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x5ada6ddec2ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   12:     0x5ada6ddec2ae - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5ada6e14382f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   14:     0x5ada6e14382f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x5ada6e143656 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x5ada6e13e879 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x5ada6e1271fd - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x5ada6e17c6fd - core::panicking::panic_nounwind_fmt::runtime::hdc3e454f690461fc
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5ada6e17c6fd - core::panicking::panic_nounwind_fmt::h0f491c26d5575477
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/intrinsics/mod.rs:2439:9
[INFO] [stderr]   20:     0x5ada6ddc0dac - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::hbb88dad7a0493080
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5ada6ddc0cf9 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h98cfedb3fbc94fb4
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5ada6ddbf958 - core::slice::<impl [T]>::get_unchecked::h355fd6b8bac13f17
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/slice/mod.rs:644:26
[INFO] [stderr]   23:     0x5ada6ddb0f0d - <skiplist_rs::list::Tower as core::ops::index::Index<usize>>::index::ha8597a7082d92476
[INFO] [stderr]                                at /opt/rustwide/workdir/src/list.rs:49:32
[INFO] [stderr]   24:     0x5ada6dda8715 - skiplist_rs::list::Skiplist<C,M>::search_position::h374839f0f393d0e7
[INFO] [stderr]                                at /opt/rustwide/workdir/src/list.rs:496:39
[INFO] [stderr]   25:     0x5ada6dda9427 - skiplist_rs::list::Skiplist<C,M>::put::he28513a2c9c1fcf8
[INFO] [stderr]                                at /opt/rustwide/workdir/src/list.rs:621:27
[INFO] [stderr]   26:     0x5ada6ddb00b3 - skiplist_rs::list::tests::sl_insert::h6a9c0836019a9163
[INFO] [stderr]                                at /opt/rustwide/workdir/src/list.rs:1036:12
[INFO] [stderr]   27:     0x5ada6ddb0cc6 - skiplist_rs::list::tests::test_seek::h6de1a1916567bb7e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/list.rs:1251:13
[INFO] [stderr]   28:     0x5ada6ddb0d07 - skiplist_rs::list::tests::test_seek::{{closure}}::h4702f301301ee318
[INFO] [stderr]                                at /opt/rustwide/workdir/src/list.rs:1246:19
[INFO] [stderr]   29:     0x5ada6ddba1c6 - core::ops::function::FnOnce::call_once::h725a7c35b48a306f
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x5ada6ddec0ab - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   31:     0x5ada6ddec0ab - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stderr]   32:     0x5ada6de0010d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stderr]   33:     0x5ada6de0010d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   34:     0x5ada6de0010d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stderr]   35:     0x5ada6de0010d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stderr]   36:     0x5ada6de0010d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stderr]   37:     0x5ada6de0010d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stderr]   38:     0x5ada6de0010d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stderr]   39:     0x5ada6ddd9654 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stderr]   40:     0x5ada6ddd9654 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   41:     0x5ada6dddceaa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stderr]   42:     0x5ada6dddceaa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   43:     0x5ada6dddceaa - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stderr]   44:     0x5ada6dddceaa - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stderr]   45:     0x5ada6dddceaa - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stderr]   46:     0x5ada6dddceaa - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stderr]   47:     0x5ada6dddceaa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   48:     0x5ada6e139c7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stderr]   49:     0x5ada6e139c7f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stderr]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stderr]   50:     0x7c6b22319aa4 - <unknown>
[INFO] [stderr]   51:     0x7c6b223a6a64 - clone
[INFO] [stderr]   52:                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/skiplist_rs-473df3f6610bc4bf` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "603b321f9f4a86ef4253fbe93091d6ec20ea772b4e1627af73ef53ce6a4dd0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603b321f9f4a86ef4253fbe93091d6ec20ea772b4e1627af73ef53ce6a4dd0df", kill_on_drop: false }`
[INFO] [stdout] 603b321f9f4a86ef4253fbe93091d6ec20ea772b4e1627af73ef53ce6a4dd0df
