[INFO] fetching crate second-stack 0.3.5...
[INFO] testing second-stack-0.3.5 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate second-stack 0.3.5 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate second-stack 0.3.5 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate second-stack 0.3.5
[INFO] finished tweaking crates.io crate second-stack 0.3.5
[INFO] tweaked toml for crates.io crate second-stack 0.3.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded testdrop v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33ecc9a55397e8fa995b26a9205e01c23ba260179d4733b17699de38eccd2d05
[INFO] running `Command { std: "docker" "start" "-a" "33ecc9a55397e8fa995b26a9205e01c23ba260179d4733b17699de38eccd2d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33ecc9a55397e8fa995b26a9205e01c23ba260179d4733b17699de38eccd2d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ecc9a55397e8fa995b26a9205e01c23ba260179d4733b17699de38eccd2d05", kill_on_drop: false }`
[INFO] [stdout] 33ecc9a55397e8fa995b26a9205e01c23ba260179d4733b17699de38eccd2d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c72fe132f5f8500fa6f00f36412e47a6c108afd4fef6bf3e3c543be18b0b3431
[INFO] running `Command { std: "docker" "start" "-a" "c72fe132f5f8500fa6f00f36412e47a6c108afd4fef6bf3e3c543be18b0b3431", kill_on_drop: false }`
[INFO] [stderr]    Compiling second-stack v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:230:17
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let mut current = &mut *self.location.get();
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "c72fe132f5f8500fa6f00f36412e47a6c108afd4fef6bf3e3c543be18b0b3431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72fe132f5f8500fa6f00f36412e47a6c108afd4fef6bf3e3c543be18b0b3431", kill_on_drop: false }`
[INFO] [stdout] c72fe132f5f8500fa6f00f36412e47a6c108afd4fef6bf3e3c543be18b0b3431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09201c0c7e4666bceb32ccf1d116fd2eb42678d74332c7504621021b15b6777c
[INFO] running `Command { std: "docker" "start" "-a" "09201c0c7e4666bceb32ccf1d116fd2eb42678d74332c7504621021b15b6777c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling testdrop v0.1.2
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:230:17
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let mut current = &mut *self.location.get();
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling second-stack v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:230:17
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let mut current = &mut *self.location.get();
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.66s
[INFO] running `Command { std: "docker" "inspect" "09201c0c7e4666bceb32ccf1d116fd2eb42678d74332c7504621021b15b6777c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09201c0c7e4666bceb32ccf1d116fd2eb42678d74332c7504621021b15b6777c", kill_on_drop: false }`
[INFO] [stdout] 09201c0c7e4666bceb32ccf1d116fd2eb42678d74332c7504621021b15b6777c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 945dcf70c5491a1c55fc6a755a216e6365df1b1b178ad1a37245896431078b03
[INFO] running `Command { std: "docker" "start" "-a" "945dcf70c5491a1c55fc6a755a216e6365df1b1b178ad1a37245896431078b03", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:230:17
[INFO] [stderr]     |
[INFO] [stderr] 230 |             let mut current = &mut *self.location.get();
[INFO] [stderr]     |                 ----^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `second-stack` (lib) generated 1 warning (run `cargo fix --lib -p second-stack` to apply 1 suggestion)
[INFO] [stderr] warning: `second-stack` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/second_stack-38c192c02ac60da4)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-4ec73f6def7ea0f6)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] [tests/integration.rs:45:5] &cfg = Cfg {
[INFO] [stdout]     threads: 32,
[INFO] [stdout]     inner_loops: 3,
[INFO] [stdout]     outer_loops: 100,
[INFO] [stdout]     recursion: 8,
[INFO] [stdout] }
[INFO] [stderr] thread '<unnamed>' panicked at core/src/panicking.rs:221:5:
[INFO] [stderr] unsafe precondition(s) violated: slice::from_raw_parts_mut requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX`
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5b15b287d11a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x5b15b287d11a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x5b15b287d11a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5b15b287d11a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5b15b28a25c3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]    5:     0x5b15b28a25c3 - core::fmt::write::h7550c97b06c86515
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]    6:     0x5b15b287a413 - std::io::Write::write_fmt::h7b09c64fe0be9c84
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stderr]    7:     0x5b15b287cf62 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x5b15b287e57a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stderr]    9:     0x5b15b287e3c0 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:295:9
[INFO] [stderr]   10:     0x5b15b280ca99 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stderr]   11:     0x5b15b280ca99 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stderr]   12:     0x5b15b287ec18 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stderr]   13:     0x5b15b287ec18 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stderr]   14:     0x5b15b287e9a6 - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:667:13
[INFO] [stderr]   15:     0x5b15b287d5f9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]   16:     0x5b15b287e66c - rust_begin_unwind
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stderr]   17:     0x5b15b279307d - core::panicking::panic_nounwind_fmt::runtime::h1f507a806003dfb2
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:112:18
[INFO] [stderr]   18:     0x5b15b279307d - core::panicking::panic_nounwind_fmt::h357fc035dc231634
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:122:5
[INFO] [stderr]   19:     0x5b15b2793112 - core::panicking::panic_nounwind::hd0dad372654c389a
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:221:5
[INFO] [stderr]   20:     0x5b15b27d10be - core::slice::raw::from_raw_parts_mut::precondition_check::h7f98ec1b7587fe72
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ub_checks.rs:70:21
[INFO] [stderr]   21:     0x5b15b27d0bc1 - core::slice::raw::from_raw_parts_mut::hab8b29731523d795
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ub_checks.rs:77:17
[INFO] [stderr]   22:     0x5b15b27b4ec9 - second_stack::Stack::buffer::hcab98e8c3f317ef9
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:188:26
[INFO] [stderr]   23:     0x5b15b27b7211 - second_stack::buffer::{{closure}}::h09e7d6e26772ba35
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:217:31
[INFO] [stderr]   24:     0x5b15b27cb17b - std::thread::local::LocalKey<T>::try_with::haf2aea65d28be182
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/local.rs:283:12
[INFO] [stderr]   25:     0x5b15b27c8f9a - std::thread::local::LocalKey<T>::with::h44ecfec846fab59e
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/local.rs:260:9
[INFO] [stderr]   26:     0x5b15b27b6e8d - second_stack::buffer::h870cde477bef2f45
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:217:5
[INFO] [stderr]   27:     0x5b15b27a4f43 - integration::check_iter::hed8b17c115cde179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:247:9
[INFO] [stderr]   28:     0x5b15b27a19b6 - integration::check_rand_method::h3629b04e476f69b9
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:168:14
[INFO] [stderr]   29:     0x5b15b27a22e7 - integration::check_rand_type::hd297a339acff2396
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:190:15
[INFO] [stderr]   30:     0x5b15b27a251e - integration::recurse::{{closure}}::h92e2eb8094075f5e
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:207:13
[INFO] [stderr]   31:     0x5b15b27a23c5 - integration::recurse::h2ccbf824bbb1446a
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:213:9
[INFO] [stderr]   32:     0x5b15b279fe27 - integration::check_slice::{{closure}}::h8501de3036d108c2
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:140:9
[INFO] [stderr]   33:     0x5b15b27ccc21 - core::ops::function::FnOnce::call_once::hae60609bf8815ed2
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   34:     0x5b15b27ae26c - second_stack::Stack::uninit_slice::he04fd42d1a976d10
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:86:9
[INFO] [stderr]   35:     0x5b15b279dff3 - integration::check_slice::h7c161012a32e1e3b
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:152:9
[INFO] [stderr]   36:     0x5b15b27a1d66 - integration::check_rand_method::h9c53e9a429b048fb
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:167:14
[INFO] [stderr]   37:     0x5b15b27a22c7 - integration::check_rand_type::hd297a339acff2396
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:188:15
[INFO] [stderr]   38:     0x5b15b27a24b6 - integration::recurse::{{closure}}::h92e2eb8094075f5e
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:204:13
[INFO] [stderr]   39:     0x5b15b27a23e4 - integration::recurse::h2ccbf824bbb1446a
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   40:     0x5b15b279d1ca - integration::check_value::{{closure}}::h4ee08940c411cc6d
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:109:9
[INFO] [stderr]   41:     0x5b15b27cce38 - core::ops::function::FnOnce::call_once::hd236778b228af491
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   42:     0x5b15b27b646c - second_stack::Stack::uninit::{{closure}}::h414b101da0824426
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:38
[INFO] [stderr]   43:     0x5b15b27ab0b5 - second_stack::Stack::uninit_slice::h2b1d5f86a907aabd
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:86:9
[INFO] [stderr]   44:     0x5b15b27b62d6 - second_stack::Stack::uninit::h999122b434e00357
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:9
[INFO] [stderr]   45:     0x5b15b279d11b - integration::check_value::hf4e80c4f1367c6d6
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:115:9
[INFO] [stderr]   46:     0x5b15b27a1c96 - integration::check_rand_method::h78d720bebe9a5461
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:169:14
[INFO] [stderr]   47:     0x5b15b27a221b - integration::check_rand_type::hd297a339acff2396
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:178:14
[INFO] [stderr]   48:     0x5b15b27a251e - integration::recurse::{{closure}}::h92e2eb8094075f5e
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:207:13
[INFO] [stderr]   49:     0x5b15b27a23e4 - integration::recurse::h2ccbf824bbb1446a
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   50:     0x5b15b27a5515 - integration::check_iter::{{closure}}::h1b83de617daf538c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:244:9
[INFO] [stderr]   51:     0x5b15b27cc92d - core::ops::function::FnOnce::call_once::h74f0d053abab2be5
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   52:     0x5b15b27b1d4f - second_stack::Stack::buffer::h2c2f8d6863606c7f
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:189:13
[INFO] [stderr]   53:     0x5b15b27a315c - integration::check_iter::h2dfac9c51402af41
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:249:9
[INFO] [stderr]   54:     0x5b15b27a1b96 - integration::check_rand_method::h76a4e61b69a16f34
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:168:14
[INFO] [stderr]   55:     0x5b15b27a2241 - integration::check_rand_type::hd297a339acff2396
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:180:14
[INFO] [stderr]   56:     0x5b15b27a24b6 - integration::recurse::{{closure}}::h92e2eb8094075f5e
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:204:13
[INFO] [stderr]   57:     0x5b15b27a23e4 - integration::recurse::h2ccbf824bbb1446a
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   58:     0x5b15b27a609b - integration::check_iter::{{closure}}::h9816a2128e4f0336
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:244:9
[INFO] [stderr]   59:     0x5b15b27cc34d - core::ops::function::FnOnce::call_once::h142c5d2e20e884ed
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   60:     0x5b15b27b40ef - second_stack::Stack::buffer::h9e8b886d2408a04a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:189:13
[INFO] [stderr]   61:     0x5b15b27a3b4c - integration::check_iter::h7455af115c40f4ee
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:249:9
[INFO] [stderr]   62:     0x5b15b27a1f56 - integration::check_rand_method::hdafdd763f2145d66
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:168:14
[INFO] [stderr]   63:     0x5b15b27a22d7 - integration::check_rand_type::hd297a339acff2396
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:189:15
[INFO] [stderr]   64:     0x5b15b27a24b6 - integration::recurse::{{closure}}::h92e2eb8094075f5e
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:204:13
[INFO] [stderr]   65:     0x5b15b27a23e4 - integration::recurse::h2ccbf824bbb1446a
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   66:     0x5b15b27a97dc - integration::soak::{{closure}}::{{closure}}::h022d867a5bc3ae67
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:58:25
[INFO] [stderr]   67:     0x5b15b27c16c2 - std::sys::backtrace::__rust_begin_short_backtrace::hb9fd0c91872e9674
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stderr]   68:     0x5b15b27d4122 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h3e2042fd18867d84
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stderr]   69:     0x5b15b27c0b92 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hadaa1371c5470c63
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   70:     0x5b15b27bee5e - std::panicking::try::do_call::h6b0dd8bffb591ef8
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stderr]   71:     0x5b15b27d47ab - __rust_try
[INFO] [stderr]   72:     0x5b15b27d3d84 - std::panicking::try::h2361edb4434b6adf
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stderr]   73:     0x5b15b27d3d84 - std::panic::catch_unwind::h35c06953563edc39
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stderr]   74:     0x5b15b27d3d84 - std::thread::Builder::spawn_unchecked_::{{closure}}::h5dc60a8553220927
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stderr]   75:     0x5b15b27cc19e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h3c42b5784dd21e4e
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   76:     0x5b15b288296b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stderr]   77:     0x5b15b288296b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stderr]   78:     0x5b15b288296b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stderr]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]   79:     0x7e6f52a0fac3 - <unknown>
[INFO] [stderr]   80:     0x7e6f52aa0a04 - clone
[INFO] [stderr]   81:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--test integration`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/integration-4ec73f6def7ea0f6` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "945dcf70c5491a1c55fc6a755a216e6365df1b1b178ad1a37245896431078b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945dcf70c5491a1c55fc6a755a216e6365df1b1b178ad1a37245896431078b03", kill_on_drop: false }`
[INFO] [stdout] 945dcf70c5491a1c55fc6a755a216e6365df1b1b178ad1a37245896431078b03
