[INFO] fetching crate second-stack 0.3.5... [INFO] testing second-stack-0.3.5 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate second-stack 0.3.5 into /workspace/builds/worker-1-tc2/source [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-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate second-stack 0.3.5 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5e33cee81845a8a38fc91dbc982469dc87fc248db49014d1d8759165d6ff466 [INFO] running `Command { std: "docker" "start" "-a" "a5e33cee81845a8a38fc91dbc982469dc87fc248db49014d1d8759165d6ff466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5e33cee81845a8a38fc91dbc982469dc87fc248db49014d1d8759165d6ff466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5e33cee81845a8a38fc91dbc982469dc87fc248db49014d1d8759165d6ff466", kill_on_drop: false }` [INFO] [stdout] a5e33cee81845a8a38fc91dbc982469dc87fc248db49014d1d8759165d6ff466 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90448e81c078610f03d8a71d0dd006f24a4d70bc0a0ea42f943f07ca68714921 [INFO] running `Command { std: "docker" "start" "-a" "90448e81c078610f03d8a71d0dd006f24a4d70bc0a0ea42f943f07ca68714921", 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "90448e81c078610f03d8a71d0dd006f24a4d70bc0a0ea42f943f07ca68714921", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90448e81c078610f03d8a71d0dd006f24a4d70bc0a0ea42f943f07ca68714921", kill_on_drop: false }` [INFO] [stdout] 90448e81c078610f03d8a71d0dd006f24a4d70bc0a0ea42f943f07ca68714921 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] baa39bcf1cc2c52ea62c12c47b73d2906d35bfd42d0675df18955c654851a7cc [INFO] running `Command { std: "docker" "start" "-a" "baa39bcf1cc2c52ea62c12c47b73d2906d35bfd42d0675df18955c654851a7cc", kill_on_drop: false }` [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.64s [INFO] running `Command { std: "docker" "inspect" "baa39bcf1cc2c52ea62c12c47b73d2906d35bfd42d0675df18955c654851a7cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baa39bcf1cc2c52ea62c12c47b73d2906d35bfd42d0675df18955c654851a7cc", kill_on_drop: false }` [INFO] [stdout] baa39bcf1cc2c52ea62c12c47b73d2906d35bfd42d0675df18955c654851a7cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 74c0bf7831fbcd72becf91bec40753b258885c293f504566f03786e2f444e8a0 [INFO] running `Command { std: "docker" "start" "-a" "74c0bf7831fbcd72becf91bec40753b258885c293f504566f03786e2f444e8a0", 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)]` (part of `#[warn(unused)]`) 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 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/second_stack-c98f61d503dd0b23) [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-3b5b25578d575744) [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [tests/integration.rs:45:5] &cfg = Cfg { [INFO] [stderr] [INFO] [stdout] threads: 32, [INFO] [stderr] thread '' (67) panicked at /opt/rustwide/workdir/src/lib.rs:188:26: [INFO] [stdout] inner_loops: 3, [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] [stdout] outer_loops: 100, [INFO] [stderr] [INFO] [stdout] recursion: 8, [INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety. [INFO] [stdout] } [INFO] [stderr] stack backtrace: [INFO] [stdout] [tests/integration.rs:53:21] it = 0 [INFO] [stderr] 0: 0x5c2650ddf4e2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5c2650ddf4e2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5c2650ddf4e2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5c2650ddf4e2 - ::fmt::h67edf0e4d33c343c [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5c2650df001f - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5c2650df001f - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x5c2650dac7b1 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5c2650dac7b1 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5c2650db8ab2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5c2650dbd5ff - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5c2650dbd459 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5c2650d43bce - as core::ops::function::Fn>::call::h18383b2e29377420 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9 [INFO] [stderr] 12: 0x5c2650d43bce - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21 [INFO] [stderr] 13: 0x5c2650dbdcbf - as core::ops::function::Fn>::call::h6dba6e441651a0d1 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9 [INFO] [stderr] 14: 0x5c2650dbdcbf - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13 [INFO] [stderr] 15: 0x5c2650dbdae6 - std::panicking::panic_handler::{{closure}}::he666d95f139a333e [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:700:13 [INFO] [stderr] 16: 0x5c2650db8be9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 17: 0x5c2650da0f2d - __rustc[1d67440d6e82e4f]::rust_begin_unwind [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5 [INFO] [stderr] 18: 0x5c2650df798d - core::panicking::panic_nounwind_fmt::runtime::hf619e8fd73995337 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:117:22 [INFO] [stderr] 19: 0x5c2650df798d - core::panicking::panic_nounwind_fmt::hc177e1bd7a48be0d [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/intrinsics/mod.rs:2435:9 [INFO] [stderr] 20: 0x5c2650d0aed9 - core::slice::raw::from_raw_parts_mut::precondition_check::h2c369382718069f6 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ub_checks.rs:72:21 [INFO] [stderr] 21: 0x5c2650d0aab9 - core::slice::raw::from_raw_parts_mut::hd9720cc591a902ac [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ub_checks.rs:77:17 [INFO] [stderr] 22: 0x5c2650cf1ff7 - second_stack::Stack::buffer::h2514f46f7f85045a [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:188:26 [INFO] [stderr] 23: 0x5c2650cf7f81 - second_stack::buffer::{{closure}}::h51f265a753ad1a77 [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:217:37 [INFO] [stderr] 24: 0x5c2650d1ba33 - std::thread::local::LocalKey::try_with::he79238ebfcd68948 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/local.rs:315:12 [INFO] [stderr] 25: 0x5c2650d18ade - std::thread::local::LocalKey::with::h4361c5eb20cc6ac6 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/local.rs:279:20 [INFO] [stderr] 26: 0x5c2650cf7dcd - second_stack::buffer::hdbbba5d345fb683a [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:217:18 [INFO] [stderr] 27: 0x5c2650cfb2e3 - integration::check_iter::he1a3b8887bf2a25a [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:247:9 [INFO] [stderr] 28: 0x5c2650d026e3 - integration::check_rand_method::h8a2ac35395250e11 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:168:14 [INFO] [stderr] 29: 0x5c2650d01fab - integration::check_rand_type::he0e19e849c6e7ed8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:179:14 [INFO] [stderr] 30: 0x5c2650d03626 - integration::recurse::{{closure}}::hc850ebe8c70c48a8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:204:13 [INFO] [stderr] 31: 0x5c2650d03551 - integration::recurse::he84d66c87c3542b4 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:215:9 [INFO] [stderr] 32: 0x5c2650cfbf81 - integration::check_iter::{{closure}}::h46cc36193099a121 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:244:9 [INFO] [stderr] 33: 0x5c2650d1da4d - core::ops::function::FnOnce::call_once::hd0b3d3738e226435 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 34: 0x5c2650cf119d - second_stack::Stack::buffer::h10506c3c7ee98fff [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:189:13 [INFO] [stderr] 35: 0x5c2650cf7ff1 - second_stack::buffer::{{closure}}::h52a77b95f7b2ff4f [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:217:37 [INFO] [stderr] 36: 0x5c2650d1b093 - std::thread::local::LocalKey::try_with::hc6f217b2685974b6 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/local.rs:315:12 [INFO] [stderr] 37: 0x5c2650d18fde - std::thread::local::LocalKey::with::hc68ae5607d51a142 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/local.rs:279:20 [INFO] [stderr] 38: 0x5c2650cf79ad - second_stack::buffer::h0bcb581318c79d24 [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:217:18 [INFO] [stderr] 39: 0x5c2650cf95a3 - integration::check_iter::h5b0e9afe52fc4651 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:247:9 [INFO] [stderr] 40: 0x5c2650d02323 - integration::check_rand_method::h1553d38c20469ed4 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:168:14 [INFO] [stderr] 41: 0x5c2650d01f98 - integration::check_rand_type::he0e19e849c6e7ed8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:178:14 [INFO] [stderr] 42: 0x5c2650d03626 - integration::recurse::{{closure}}::hc850ebe8c70c48a8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:204:13 [INFO] [stderr] 43: 0x5c2650d03551 - integration::recurse::he84d66c87c3542b4 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:215:9 [INFO] [stderr] 44: 0x5c2650cfbda5 - integration::check_iter::{{closure}}::h2412f9a2469434ca [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:244:9 [INFO] [stderr] 45: 0x5c2650d1d63d - core::ops::function::FnOnce::call_once::h6057428d9b1585c0 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 46: 0x5c2650cf453d - second_stack::Stack::buffer::ha1c45347f0e076dc [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:189:13 [INFO] [stderr] 47: 0x5c2650cfa5cc - integration::check_iter::h9a18e5f2e7ee0c5b [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:249:15 [INFO] [stderr] 48: 0x5c2650d02413 - integration::check_rand_method::h26274de44718cea8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:168:14 [INFO] [stderr] 49: 0x5c2650d02044 - integration::check_rand_type::he0e19e849c6e7ed8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:188:15 [INFO] [stderr] 50: 0x5c2650d0368e - integration::recurse::{{closure}}::hc850ebe8c70c48a8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:207:13 [INFO] [stderr] 51: 0x5c2650d03551 - integration::recurse::he84d66c87c3542b4 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:215:9 [INFO] [stderr] 52: 0x5c2650cfd236 - integration::check_iter::{{closure}}::hf746612936a16db6 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:244:9 [INFO] [stderr] 53: 0x5c2650d1d89d - core::ops::function::FnOnce::call_once::hb573fd163ada3e7b [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 54: 0x5c2650cf5b5d - second_stack::Stack::buffer::hd5f9c8b021ffeeff [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:189:13 [INFO] [stderr] 55: 0x5c2650cfa28c - integration::check_iter::h8d2b4d3b529d4490 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:249:15 [INFO] [stderr] 56: 0x5c2650d02aa3 - integration::check_rand_method::hd81a89720e18357c [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:168:14 [INFO] [stderr] 57: 0x5c2650d02064 - integration::check_rand_type::he0e19e849c6e7ed8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:190:15 [INFO] [stderr] 58: 0x5c2650d0368e - integration::recurse::{{closure}}::hc850ebe8c70c48a8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:207:13 [INFO] [stderr] 59: 0x5c2650d03551 - integration::recurse::he84d66c87c3542b4 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:215:9 [INFO] [stderr] 60: 0x5c2650cfee78 - integration::check_slice::{{closure}}::h4039f35d027f872d [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:140:9 [INFO] [stderr] 61: 0x5c2650d1d6e1 - core::ops::function::FnOnce::call_once::h7c298134868cbc2a [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 62: 0x5c2650cec1e6 - second_stack::Stack::uninit_slice::h4d14db6bb326c808 [INFO] [stderr] at /opt/rustwide/workdir/src/lib.rs:68:20 [INFO] [stderr] 63: 0x5c2650cfe2d3 - integration::check_slice::haa7fbed81b5f54ab [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:152:15 [INFO] [stderr] 64: 0x5c2650d02a93 - integration::check_rand_method::hd81a89720e18357c [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:167:14 [INFO] [stderr] 65: 0x5c2650d02064 - integration::check_rand_type::he0e19e849c6e7ed8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:190:15 [INFO] [stderr] 66: 0x5c2650d03626 - integration::recurse::{{closure}}::hc850ebe8c70c48a8 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:204:13 [INFO] [stderr] 67: 0x5c2650d03551 - integration::recurse::he84d66c87c3542b4 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:215:9 [INFO] [stderr] 68: 0x5c2650d0344a - integration::soak::{{closure}}::{{closure}}::h38470ef0ce64fb23 [INFO] [stderr] at /opt/rustwide/workdir/tests/integration.rs:58:25 [INFO] [stderr] 69: 0x5c2650d14552 - std::sys::backtrace::__rust_begin_short_backtrace::h81e63fd9dfdf5313 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18 [INFO] [stderr] 70: 0x5c2650d09d1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::he84e30732dc33898 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17 [INFO] [stderr] 71: 0x5c2650d1bca0 - as core::ops::function::FnOnce<()>>::call_once::h3227ce894136a613 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stderr] 72: 0x5c2650d1cc6f - std::panicking::catch_unwind::do_call::hb0e1fc1f592c4eab [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stderr] 73: 0x5c2650d0ba7b - __rust_try [INFO] [stderr] 74: 0x5c2650d096db - std::panicking::catch_unwind::h4f2ac9528068a02f [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stderr] 75: 0x5c2650d096db - std::panic::catch_unwind::h1b2ca0c4c449a059 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stderr] 76: 0x5c2650d096db - std::thread::Builder::spawn_unchecked_::{{closure}}::hf78683aca4278b83 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30 [INFO] [stderr] 77: 0x5c2650d1ce0e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h182d8d59231941f7 [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 78: 0x5c2650db3d4f - as core::ops::function::FnOnce>::call_once::h2044e71c41d3958a [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9 [INFO] [stderr] 79: 0x5c2650db3d4f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a [INFO] [stderr] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17 [INFO] [stderr] 80: 0x787c6c2e0aa4 - [INFO] [stderr] 81: 0x787c6c36da34 - clone [INFO] [stderr] 82: 0x0 - [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-3b5b25578d575744` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "74c0bf7831fbcd72becf91bec40753b258885c293f504566f03786e2f444e8a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74c0bf7831fbcd72becf91bec40753b258885c293f504566f03786e2f444e8a0", kill_on_drop: false }` [INFO] [stdout] 74c0bf7831fbcd72becf91bec40753b258885c293f504566f03786e2f444e8a0