[INFO] fetching crate second-stack 0.3.5...
[INFO] testing second-stack-0.3.5 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate second-stack 0.3.5 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate second-stack 0.3.5 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "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-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d90bcb68b8f7672c37b1e5b366a62a8badc21659f203db2641cc07ccb7b0bf02
[INFO] running `Command { std: "docker" "start" "-a" "d90bcb68b8f7672c37b1e5b366a62a8badc21659f203db2641cc07ccb7b0bf02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90bcb68b8f7672c37b1e5b366a62a8badc21659f203db2641cc07ccb7b0bf02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90bcb68b8f7672c37b1e5b366a62a8badc21659f203db2641cc07ccb7b0bf02", kill_on_drop: false }`
[INFO] [stdout] d90bcb68b8f7672c37b1e5b366a62a8badc21659f203db2641cc07ccb7b0bf02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35b49f10e726f28729124675fbbc89045c55b7515fd28a1893901f258b4ab7e0
[INFO] running `Command { std: "docker" "start" "-a" "35b49f10e726f28729124675fbbc89045c55b7515fd28a1893901f258b4ab7e0", 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 0.44s
[INFO] running `Command { std: "docker" "inspect" "35b49f10e726f28729124675fbbc89045c55b7515fd28a1893901f258b4ab7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b49f10e726f28729124675fbbc89045c55b7515fd28a1893901f258b4ab7e0", kill_on_drop: false }`
[INFO] [stdout] 35b49f10e726f28729124675fbbc89045c55b7515fd28a1893901f258b4ab7e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adc374f0bbbaffbb31766b05d74df3ae14c90fc056ed529666d072eae5d77428
[INFO] running `Command { std: "docker" "start" "-a" "adc374f0bbbaffbb31766b05d74df3ae14c90fc056ed529666d072eae5d77428", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[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 libc v0.2.168
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling testdrop v0.1.2
[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 13.95s
[INFO] running `Command { std: "docker" "inspect" "adc374f0bbbaffbb31766b05d74df3ae14c90fc056ed529666d072eae5d77428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc374f0bbbaffbb31766b05d74df3ae14c90fc056ed529666d072eae5d77428", kill_on_drop: false }`
[INFO] [stdout] adc374f0bbbaffbb31766b05d74df3ae14c90fc056ed529666d072eae5d77428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1be919165cdfc5565d9d2961d596243cb49a710db39352d72ebc93ec941d3e54
[INFO] running `Command { std: "docker" "start" "-a" "1be919165cdfc5565d9d2961d596243cb49a710db39352d72ebc93ec941d3e54", 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-ec130ed13f7d7c80)
[INFO] [stdout] 
[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] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-d4f5250e8e3e62f7)
[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:223:5:
[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:     0x5717fc736bba - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x5717fc736bba - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x5717fc736bba - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5717fc736bba - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5717fc75c6d3 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]    5:     0x5717fc75c6d3 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stderr]    6:     0x5717fc733e83 - std::io::Write::write_fmt::hc00bff0a88e08857
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stderr]    7:     0x5717fc736a02 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x5717fc73803d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stderr]    9:     0x5717fc737e83 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:295:9
[INFO] [stderr]   10:     0x5717fc6c4257 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stderr]   11:     0x5717fc6c4257 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stderr]   12:     0x5717fc7386e8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stderr]   13:     0x5717fc7386e8 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stderr]   14:     0x5717fc738476 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13
[INFO] [stderr]   15:     0x5717fc737099 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]   16:     0x5717fc73813c - rust_begin_unwind
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stderr]   17:     0x5717fc6480cd - core::panicking::panic_nounwind_fmt::runtime::h16b1bdf492db9bcf
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:119:22
[INFO] [stderr]   18:     0x5717fc6480cd - core::panicking::panic_nounwind_fmt::h7c9e0c5a3391ac64
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/intrinsics/mod.rs:3535:9
[INFO] [stderr]   19:     0x5717fc648162 - core::panicking::panic_nounwind::h6fa94367123ff7d0
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:223:5
[INFO] [stderr]   20:     0x5717fc675c78 - core::slice::raw::from_raw_parts_mut::precondition_check::h8d7b07e823c183e6
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ub_checks.rs:69:21
[INFO] [stderr]   21:     0x5717fc675901 - core::slice::raw::from_raw_parts_mut::hc912f37af8cb3c07
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ub_checks.rs:76:17
[INFO] [stderr]   22:     0x5717fc6685e9 - second_stack::Stack::buffer::ha38a2d114808e4ee
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:188:26
[INFO] [stderr]   23:     0x5717fc659b5c - integration::check_iter::hc5dc71b5a6e3b6ad
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:249:9
[INFO] [stderr]   24:     0x5717fc6568c6 - integration::check_rand_method::h067c97e66a4a66cf
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:168:14
[INFO] [stderr]   25:     0x5717fc657537 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:182:14
[INFO] [stderr]   26:     0x5717fc6577ee - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:207:13
[INFO] [stderr]   27:     0x5717fc6576b4 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   28:     0x5717fc6549d7 - integration::check_slice::{{closure}}::h43b3deb32c3a6d4f
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:140:9
[INFO] [stderr]   29:     0x5717fc671651 - core::ops::function::FnOnce::call_once::hdd8ee5c6b1bdaaa6
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x5717fc65fe66 - second_stack::Stack::uninit_slice::h4590b0297e3b47fe
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:86:9
[INFO] [stderr]   31:     0x5717fc652fa3 - integration::check_slice::h5172d733186e22d3
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:152:9
[INFO] [stderr]   32:     0x5717fc656b86 - integration::check_rand_method::h3091112b4b28bd0b
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:167:14
[INFO] [stderr]   33:     0x5717fc657524 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:181:14
[INFO] [stderr]   34:     0x5717fc657786 - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:204:13
[INFO] [stderr]   35:     0x5717fc6576b4 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   36:     0x5717fc6524fa - integration::check_value::{{closure}}::h25c4e8f0e9af365c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:109:9
[INFO] [stderr]   37:     0x5717fc671448 - core::ops::function::FnOnce::call_once::hbc425caaac646a35
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   38:     0x5717fc66bf9c - second_stack::Stack::uninit::{{closure}}::heeb83be58dc289fc
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:38
[INFO] [stderr]   39:     0x5717fc660ebf - second_stack::Stack::uninit_slice::h74d0ea7a3d295211
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:86:9
[INFO] [stderr]   40:     0x5717fc66b5b6 - second_stack::Stack::uninit::h93519788668ec937
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:9
[INFO] [stderr]   41:     0x5717fc6523eb - integration::check_value::hf11e8966861fdd32
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:115:9
[INFO] [stderr]   42:     0x5717fc656ab6 - integration::check_rand_method::h22f3a6716113a8b8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:169:14
[INFO] [stderr]   43:     0x5717fc6575a7 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:189:15
[INFO] [stderr]   44:     0x5717fc6577ee - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:207:13
[INFO] [stderr]   45:     0x5717fc6576b4 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   46:     0x5717fc65261a - integration::check_value::{{closure}}::ha19aa202b5275968
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:109:9
[INFO] [stderr]   47:     0x5717fc6711f8 - core::ops::function::FnOnce::call_once::ha092b2bc2d55cbe3
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   48:     0x5717fc66b75c - second_stack::Stack::uninit::{{closure}}::h30501037bd56da9c
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:38
[INFO] [stderr]   49:     0x5717fc663b5f - second_stack::Stack::uninit_slice::hfcafc89a59c9757a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:86:9
[INFO] [stderr]   50:     0x5717fc66b646 - second_stack::Stack::uninit::haa02a3416adca705
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:9
[INFO] [stderr]   51:     0x5717fc65222b - integration::check_value::hce819c87689ffcbe
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:115:9
[INFO] [stderr]   52:     0x5717fc657416 - integration::check_rand_method::hee78eef5b89e006f
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:169:14
[INFO] [stderr]   53:     0x5717fc657567 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:185:14
[INFO] [stderr]   54:     0x5717fc657786 - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:204:13
[INFO] [stderr]   55:     0x5717fc6576b4 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   56:     0x5717fc65bc8c - <integration::DropCheck<T> as core::ops::drop::Drop>::drop::h41757ef477718e9a
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:266:13
[INFO] [stderr]   57:     0x5717fc673053 - core::ptr::drop_in_place<integration::DropCheck<(u8,u8)>>::hb51649a138c95e77
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ptr/mod.rs:521:1
[INFO] [stderr]   58:     0x5717fc66d334 - core::ptr::mut_ptr::<impl *mut T>::drop_in_place::h43126a91504caa30
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ptr/mut_ptr.rs:1466:18
[INFO] [stderr]   59:     0x5717fc66d334 - <second_stack::Stack::buffer::Writer<T> as core::ops::drop::Drop>::drop::h30dc24a0b51d6fc0
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:141:25
[INFO] [stderr]   60:     0x5717fc6719a3 - core::ptr::drop_in_place<second_stack::Stack::buffer::Writer<integration::DropCheck<(u8,u8)>>>::h0fd1acb3287cf56e
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ptr/mod.rs:521:1
[INFO] [stderr]   61:     0x5717fc6669de - second_stack::Stack::buffer::h30d467a481f6d1ae
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:190:9
[INFO] [stderr]   62:     0x5717fc66c8c1 - second_stack::buffer::{{closure}}::h9c5becbd3007e5ce
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:217:31
[INFO] [stderr]   63:     0x5717fc68922b - std::thread::local::LocalKey<T>::try_with::h8dae860c1545d083
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/local.rs:283:12
[INFO] [stderr]   64:     0x5717fc68784a - std::thread::local::LocalKey<T>::with::h30bc403e254ab3fb
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/local.rs:260:9
[INFO] [stderr]   65:     0x5717fc66c0ad - second_stack::buffer::h10cfdf749e1fa948
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:217:5
[INFO] [stderr]   66:     0x5717fc658e33 - integration::check_iter::h76f56b09544837ac
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:247:9
[INFO] [stderr]   67:     0x5717fc656b96 - integration::check_rand_method::h3091112b4b28bd0b
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:168:14
[INFO] [stderr]   68:     0x5717fc657524 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:181:14
[INFO] [stderr]   69:     0x5717fc657786 - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:204:13
[INFO] [stderr]   70:     0x5717fc6576b4 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   71:     0x5717fc65bf0c - <integration::DropCheck<T> as core::ops::drop::Drop>::drop::h6006b4f0459543f7
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:266:13
[INFO] [stderr]   72:     0x5717fc6732c3 - core::ptr::drop_in_place<integration::DropCheck<(u16,u16)>>::h225dc7454605ab00
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ptr/mod.rs:521:1
[INFO] [stderr]   73:     0x5717fc66d6b4 - core::ptr::mut_ptr::<impl *mut T>::drop_in_place::hde16f937aeca5d60
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ptr/mut_ptr.rs:1466:18
[INFO] [stderr]   74:     0x5717fc66d6b4 - <second_stack::Stack::buffer::Writer<T> as core::ops::drop::Drop>::drop::hb4c2cffb73f74112
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:141:25
[INFO] [stderr]   75:     0x5717fc671b83 - core::ptr::drop_in_place<second_stack::Stack::buffer::Writer<integration::DropCheck<(u16,u16)>>>::hbf3de8435000d3fe
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ptr/mod.rs:521:1
[INFO] [stderr]   76:     0x5717fc669bbe - second_stack::Stack::buffer::hc1d0c0ca4ca84869
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:190:9
[INFO] [stderr]   77:     0x5717fc66c7e1 - second_stack::buffer::{{closure}}::h7262c2b80b42c3d8
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:217:31
[INFO] [stderr]   78:     0x5717fc6897db - std::thread::local::LocalKey<T>::try_with::ha4d13c5fd3c8869c
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/local.rs:283:12
[INFO] [stderr]   79:     0x5717fc687baa - std::thread::local::LocalKey<T>::with::ha4745382f8d576ed
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/local.rs:260:9
[INFO] [stderr]   80:     0x5717fc66c4cd - second_stack::buffer::hfe20671c60b150a7
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:217:5
[INFO] [stderr]   81:     0x5717fc6580f3 - integration::check_iter::h497306b7e9294d69
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:247:9
[INFO] [stderr]   82:     0x5717fc657406 - integration::check_rand_method::hee78eef5b89e006f
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:168:14
[INFO] [stderr]   83:     0x5717fc657567 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:185:14
[INFO] [stderr]   84:     0x5717fc6577ee - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:207:13
[INFO] [stderr]   85:     0x5717fc6576b4 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   86:     0x5717fc6524ca - integration::check_value::{{closure}}::h25a1cf54aba0879e
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:109:9
[INFO] [stderr]   87:     0x5717fc671338 - core::ops::function::FnOnce::call_once::haadb153a528567c5
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   88:     0x5717fc66be3c - second_stack::Stack::uninit::{{closure}}::he7889e9470a9bf78
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:38
[INFO] [stderr]   89:     0x5717fc662d8f - second_stack::Stack::uninit_slice::hd7fc2370b74cc0d4
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:86:9
[INFO] [stderr]   90:     0x5717fc66b556 - second_stack::Stack::uninit::h81bf9660ed4ad174
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:9
[INFO] [stderr]   91:     0x5717fc651ceb - integration::check_value::h69faf6d844675dff
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:115:9
[INFO] [stderr]   92:     0x5717fc6568d6 - integration::check_rand_method::h067c97e66a4a66cf
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:169:14
[INFO] [stderr]   93:     0x5717fc657537 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:182:14
[INFO] [stderr]   94:     0x5717fc6577ee - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:207:13
[INFO] [stderr]   95:     0x5717fc6576b4 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:215:9
[INFO] [stderr]   96:     0x5717fc65267a - integration::check_value::{{closure}}::hc51b406c1197ad74
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:109:9
[INFO] [stderr]   97:     0x5717fc6714a8 - core::ops::function::FnOnce::call_once::hbfa758bf566c7bdd
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   98:     0x5717fc66b80c - second_stack::Stack::uninit::{{closure}}::h3939a680107bf14c
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:38
[INFO] [stderr]   99:     0x5717fc661caf - second_stack::Stack::uninit_slice::hb413edabf31d9408
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:86:9
[INFO] [stderr]  100:     0x5717fc66b676 - second_stack::Stack::uninit::hbfd650a7e737403a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:48:9
[INFO] [stderr]  101:     0x5717fc65206b - integration::check_value::hb2e195b0c6bb0a77
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:115:9
[INFO] [stderr]  102:     0x5717fc657236 - integration::check_rand_method::haa44a19a95f670c2
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:169:14
[INFO] [stderr]  103:     0x5717fc657597 - integration::check_rand_type::h119b702cd81f911c
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:188:15
[INFO] [stderr]  104:     0x5717fc657786 - integration::recurse::{{closure}}::h6022bdc1bcd54fb8
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:204:13
[INFO] [stderr]  105:     0x5717fc657695 - integration::recurse::hd0d609cb87bcf179
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:213:9
[INFO] [stderr]  106:     0x5717fc65eabc - integration::soak::{{closure}}::{{closure}}::h14e08e2410221c37
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/integration.rs:58:25
[INFO] [stderr]  107:     0x5717fc6801a2 - std::sys::backtrace::__rust_begin_short_backtrace::hbaf013a204bd4d8a
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stderr]  108:     0x5717fc67040a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h78b21ad4e2c8f636
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stderr]  109:     0x5717fc67f490 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hbfdd37bd706592e7
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]  110:     0x5717fc680200 - std::panicking::try::do_call::h1d62e598bb6374ec
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stderr]  111:     0x5717fc67605b - __rust_try
[INFO] [stderr]  112:     0x5717fc6701e7 - std::panicking::try::h47a4fed1dcb96bfc
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stderr]  113:     0x5717fc6701e7 - std::panic::catch_unwind::h1e4bbcdcbc280667
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stderr]  114:     0x5717fc6701e7 - std::thread::Builder::spawn_unchecked_::{{closure}}::he2976be9f2d0b7a4
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stderr]  115:     0x5717fc67098e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hf4b8f07dfbee26b4
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]  116:     0x5717fc73c62b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stderr]  117:     0x5717fc73c62b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stderr]  118:     0x5717fc73c62b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]  119:     0x7cf7ceea7ac3 - <unknown>
[INFO] [stderr]  120:     0x7cf7cef38a04 - clone
[INFO] [stderr]  121:                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-d4f5250e8e3e62f7` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "1be919165cdfc5565d9d2961d596243cb49a710db39352d72ebc93ec941d3e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be919165cdfc5565d9d2961d596243cb49a710db39352d72ebc93ec941d3e54", kill_on_drop: false }`
[INFO] [stdout] 1be919165cdfc5565d9d2961d596243cb49a710db39352d72ebc93ec941d3e54
