[INFO] fetching crate fixed-slice-deque 0.1.0-beta2...
[INFO] testing fixed-slice-deque-0.1.0-beta2 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] extracting crate fixed-slice-deque 0.1.0-beta2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fixed-slice-deque 0.1.0-beta2
[INFO] finished tweaking crates.io crate fixed-slice-deque 0.1.0-beta2
[INFO] tweaked toml for crates.io crate fixed-slice-deque 0.1.0-beta2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fixed-slice-deque 0.1.0-beta2 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "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" "+1ef7943ee607160a564655b6596f83670ef95df5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slice-deque v0.3.0
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11debafe3155f67b395238a3995d74b2c42a6b64cb6ad140c0377b100d89a9aa
[INFO] running `Command { std: "docker" "start" "-a" "11debafe3155f67b395238a3995d74b2c42a6b64cb6ad140c0377b100d89a9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11debafe3155f67b395238a3995d74b2c42a6b64cb6ad140c0377b100d89a9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11debafe3155f67b395238a3995d74b2c42a6b64cb6ad140c0377b100d89a9aa", kill_on_drop: false }`
[INFO] [stdout] 11debafe3155f67b395238a3995d74b2c42a6b64cb6ad140c0377b100d89a9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eadb697365356617d0fd7b5a7791c155865c226ff228388834480e260aad3101
[INFO] running `Command { std: "docker" "start" "-a" "eadb697365356617d0fd7b5a7791c155865c226ff228388834480e260aad3101", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling fixed-slice-deque v0.1.0-beta2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:574:21
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<T>
[INFO] [stdout]     |                     ^^^^^^^^^               ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<'_, T>
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:782:28
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<T, F>
[INFO] [stdout]     |                            ^^^^^^^^^                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<'_, T, F>
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "eadb697365356617d0fd7b5a7791c155865c226ff228388834480e260aad3101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eadb697365356617d0fd7b5a7791c155865c226ff228388834480e260aad3101", kill_on_drop: false }`
[INFO] [stdout] eadb697365356617d0fd7b5a7791c155865c226ff228388834480e260aad3101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d3629331e4a79a442a95f642d0327517a10f26842bebf632f05f9544fb6c104
[INFO] running `Command { std: "docker" "start" "-a" "9d3629331e4a79a442a95f642d0327517a10f26842bebf632f05f9544fb6c104", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:574:21
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<T>
[INFO] [stdout]     |                     ^^^^^^^^^               ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<'_, T>
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:782:28
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<T, F>
[INFO] [stdout]     |                            ^^^^^^^^^                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<'_, T, F>
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fixed-slice-deque v0.1.0-beta2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]     --> src/lib.rs:1598:21
[INFO] [stdout]      |
[INFO] [stdout] 1598 |         struct Elem(i32);
[INFO] [stdout]      |                ---- ^^^
[INFO] [stdout]      |                |
[INFO] [stdout]      |                field in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing this field
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]     --> src/lib.rs:1618:21
[INFO] [stdout]      |
[INFO] [stdout] 1618 |         struct Elem(i32);
[INFO] [stdout]      |                ---- ^^^
[INFO] [stdout]      |                |
[INFO] [stdout]      |                field in this struct
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:574:21
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<T>
[INFO] [stdout]     |                     ^^^^^^^^^               ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<'_, T>
[INFO] [stdout]     |                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:782:28
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<T, F>
[INFO] [stdout]     |                            ^^^^^^^^^                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<'_, T, F>
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "9d3629331e4a79a442a95f642d0327517a10f26842bebf632f05f9544fb6c104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3629331e4a79a442a95f642d0327517a10f26842bebf632f05f9544fb6c104", kill_on_drop: false }`
[INFO] [stdout] 9d3629331e4a79a442a95f642d0327517a10f26842bebf632f05f9544fb6c104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db73a56352d78d5216ed32554cc626fbbea92ba5319ee9cbc14bdd5d0e07096e
[INFO] running `Command { std: "docker" "start" "-a" "db73a56352d78d5216ed32554cc626fbbea92ba5319ee9cbc14bdd5d0e07096e", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:574:21
[INFO] [stderr]     |
[INFO] [stderr] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<T>
[INFO] [stderr]     |                     ^^^^^^^^^               ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 574 |     pub fn drain<R>(&mut self, range: R) -> slice_deque::Drain<'_, T>
[INFO] [stderr]     |                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:782:28
[INFO] [stderr]     |
[INFO] [stderr] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<T, F>
[INFO] [stderr]     |                            ^^^^^^^^^                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 782 |     pub fn drain_filter<F>(&mut self, filter: F) -> slice_deque::DrainFilter<'_, T, F>
[INFO] [stderr]     |                                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `fixed-slice-deque` (lib) generated 2 warnings (run `cargo fix --lib -p fixed-slice-deque` to apply 2 suggestions)
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]     --> src/lib.rs:1598:21
[INFO] [stderr]      |
[INFO] [stderr] 1598 |         struct Elem(i32);
[INFO] [stderr]      |                ---- ^^^
[INFO] [stderr]      |                |
[INFO] [stderr]      |                field in this struct
[INFO] [stderr]      |
[INFO] [stderr]      = help: consider removing this field
[INFO] [stderr]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]     --> src/lib.rs:1618:21
[INFO] [stderr]      |
[INFO] [stderr] 1618 |         struct Elem(i32);
[INFO] [stderr]      |                ---- ^^^
[INFO] [stderr]      |                |
[INFO] [stderr]      |                field in this struct
[INFO] [stderr]      |
[INFO] [stderr]      = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: `fixed-slice-deque` (lib test) generated 4 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fixed_slice_deque-8e785685fdfc691a)
[INFO] [stdout] 
[INFO] [stdout] running 82 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::deref_slice_size' (26) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.3.0/src/lib.rs:790:18:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut 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:     0x622c679ef662 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x622c679ef662 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x622c679ef662 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x622c679ef662 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x622c679ff5ff - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x622c679ff5ff - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x622c679bd263 - std::io::default_write_fmt::hd5a9ffaa98f14929
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x622c679bd263 - std::io::Write::write_fmt::hc04a1e5003ed78ae
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x622c679c8ed2 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x622c679cd9af - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x622c679cd809 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x622c6798ee7e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd0ee8b569efc6a07
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   12:     0x622c6798ee7e - test::test_main_with_exit_callback::{{closure}}::hf10864b576ecd15d
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x622c679cdfbf - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3a55ca34534c0d00
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]   14:     0x622c679cdfbf - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x622c679cdde6 - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x622c679c9009 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x622c679b18fd - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x622c67a06dbd - core::panicking::panic_nounwind_fmt::runtime::hfa05cfe792208e7b
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x622c67a06dbd - core::panicking::panic_nounwind_fmt::h05a292a1d694c9f8
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/intrinsics/mod.rs:2439:9
[INFO] [stderr]   20:     0x622c679595fc - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::precondition_check::hed6d8f5f890e062f
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x622c67959459 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked_mut::hbe896f4510bc378a
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x622c67960d28 - core::slice::<impl [T]>::get_unchecked_mut::hfa9d5b8b87654273
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/slice/mod.rs:689:30
[INFO] [stderr]   23:     0x622c679119fe - slice_deque::SliceDeque<T>::append_elements::hdcdecb569dd94e4c
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.3.0/src/lib.rs:790:18
[INFO] [stderr]   24:     0x622c67918124 - slice_deque::SliceDeque<T>::steal_from_slice::h0ed5867307442853
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice-deque-0.3.0/src/lib.rs:800:13
[INFO] [stderr]   25:     0x622c67935a93 - fixed_slice_deque::tests::deref_slice_size::haba07a5d09cde2b2
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:146:24
[INFO] [stderr]   26:     0x622c67935cb7 - fixed_slice_deque::tests::deref_slice_size::{{closure}}::hcc046c8bf0a958b1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:2455:26
[INFO] [stderr]   27:     0x622c6795b2e6 - core::ops::function::FnOnce::call_once::h75775efa5dffc78a
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   28:     0x622c6798ec5b - core::ops::function::FnOnce::call_once::ha729ee35d2fab541
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x622c6798ec5b - test::__rust_begin_short_backtrace::ha40f4db8207e1111
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:663:18
[INFO] [stderr]   30:     0x622c679a2cdd - test::run_test_in_process::{{closure}}::hc1b77cda5d44f0f3
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:74
[INFO] [stderr]   31:     0x622c679a2cdd - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1dbea1de64785521
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   32:     0x622c679a2cdd - std::panicking::catch_unwind::do_call::hd5febe9affd5a1b3
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]   33:     0x622c679a2cdd - std::panicking::catch_unwind::h51ea89627559b6f4
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]   34:     0x622c679a2cdd - std::panic::catch_unwind::hb8b8c2367cae3d66
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]   35:     0x622c679a2cdd - test::run_test_in_process::ha5b55801407ea100
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:686:27
[INFO] [stderr]   36:     0x622c679a2cdd - test::run_test::{{closure}}::h0b9d4072b527abf5
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:607:43
[INFO] [stderr]   37:     0x622c6797c1f4 - test::run_test::{{closure}}::hb1056b5731205822
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/test/src/lib.rs:637:41
[INFO] [stderr]   38:     0x622c6797c1f4 - std::sys::backtrace::__rust_begin_short_backtrace::hb61ff5a34023c7ef
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   39:     0x622c6797fb2a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hb0a83c0e8b353cff
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:562:17
[INFO] [stderr]   40:     0x622c6797fb2a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb4f32cb008535298
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   41:     0x622c6797fb2a - std::panicking::catch_unwind::do_call::h16d110e4fc35789a
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]   42:     0x622c6797fb2a - std::panicking::catch_unwind::hea9118f355699c4b
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]   43:     0x622c6797fb2a - std::panic::catch_unwind::hf4b3c2a06d3f42f5
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]   44:     0x622c6797fb2a - std::thread::Builder::spawn_unchecked_::{{closure}}::h3f4cb733a52d53d5
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/thread/mod.rs:560:30
[INFO] [stderr]   45:     0x622c6797fb2a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4052f0967b37caeb
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   46:     0x622c679c440f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ec433abd3f148b4
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/boxed.rs:2085:9
[INFO] [stderr]   47:     0x622c679c440f - std::sys::thread::unix::Thread::new::thread_start::he514622d3d7ba65c
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stderr]   48:     0x7e37367a0aa4 - <unknown>
[INFO] [stderr]   49:     0x7e373682da64 - clone
[INFO] [stderr]   50:                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/fixed_slice_deque-8e785685fdfc691a` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "db73a56352d78d5216ed32554cc626fbbea92ba5319ee9cbc14bdd5d0e07096e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db73a56352d78d5216ed32554cc626fbbea92ba5319ee9cbc14bdd5d0e07096e", kill_on_drop: false }`
[INFO] [stdout] db73a56352d78d5216ed32554cc626fbbea92ba5319ee9cbc14bdd5d0e07096e
