[INFO] fetching crate ein-ffi 0.6.0...
[INFO] testing ein-ffi-0.6.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate ein-ffi 0.6.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ein-ffi 0.6.0
[INFO] finished tweaking crates.io crate ein-ffi 0.6.0
[INFO] tweaked toml for crates.io crate ein-ffi 0.6.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ein-ffi 0.6.0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c257718136697cd4fbecf7715cfa325fae8ee72928ae1247e719a6fe28fbc97
[INFO] running `Command { std: "docker" "start" "-a" "8c257718136697cd4fbecf7715cfa325fae8ee72928ae1247e719a6fe28fbc97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c257718136697cd4fbecf7715cfa325fae8ee72928ae1247e719a6fe28fbc97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c257718136697cd4fbecf7715cfa325fae8ee72928ae1247e719a6fe28fbc97", kill_on_drop: false }`
[INFO] [stdout] 8c257718136697cd4fbecf7715cfa325fae8ee72928ae1247e719a6fe28fbc97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2146f1cf81036b6056c58673aaa4d40ac71d40dc95e23e203869cc4437ecf782
[INFO] running `Command { std: "docker" "start" "-a" "2146f1cf81036b6056c58673aaa4d40ac71d40dc95e23e203869cc4437ecf782", kill_on_drop: false }`
[INFO] [stderr]    Compiling ein-ffi v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stdout]   --> src/arc/arc_buffer.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 std::slice::from_raw_parts(null(), 0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^------^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            null pointer originates from here
[INFO] [stdout]    |
[INFO] [stdout]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stdout]    = note: `#[warn(invalid_null_arguments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stdout]   --> src/arc/arc_buffer.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 std::slice::from_raw_parts_mut(null_mut(), 0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^^
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                null pointer originates from here
[INFO] [stdout]    |
[INFO] [stdout]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "2146f1cf81036b6056c58673aaa4d40ac71d40dc95e23e203869cc4437ecf782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2146f1cf81036b6056c58673aaa4d40ac71d40dc95e23e203869cc4437ecf782", kill_on_drop: false }`
[INFO] [stdout] 2146f1cf81036b6056c58673aaa4d40ac71d40dc95e23e203869cc4437ecf782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 927e0b9c080ea29acc47c708af5eebb2ad1e53989a62f592c94758a52ee82119
[INFO] running `Command { std: "docker" "start" "-a" "927e0b9c080ea29acc47c708af5eebb2ad1e53989a62f592c94758a52ee82119", kill_on_drop: false }`
[INFO] [stdout] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stdout]   --> src/arc/arc_buffer.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 std::slice::from_raw_parts(null(), 0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^------^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            null pointer originates from here
[INFO] [stdout]    |
[INFO] [stdout]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stdout]    = note: `#[warn(invalid_null_arguments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stdout]   --> src/arc/arc_buffer.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 std::slice::from_raw_parts_mut(null_mut(), 0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^^
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                null pointer originates from here
[INFO] [stdout]    |
[INFO] [stdout]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ein-ffi v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stdout]   --> src/arc/arc_buffer.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 std::slice::from_raw_parts(null(), 0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^------^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            null pointer originates from here
[INFO] [stdout]    |
[INFO] [stdout]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stdout]    = note: `#[warn(invalid_null_arguments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stdout]   --> src/arc/arc_buffer.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 std::slice::from_raw_parts_mut(null_mut(), 0)
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^^
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                null pointer originates from here
[INFO] [stdout]    |
[INFO] [stdout]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/arc/arc_buffer.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         ArcBuffer::from(vec![0u8; 42].as_slice());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let _ = ArcBuffer::from(vec![0u8; 42].as_slice());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/arc/arc_buffer.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         ArcBuffer::from("hello".as_bytes());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let _ = ArcBuffer::from("hello".as_bytes());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "927e0b9c080ea29acc47c708af5eebb2ad1e53989a62f592c94758a52ee82119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927e0b9c080ea29acc47c708af5eebb2ad1e53989a62f592c94758a52ee82119", kill_on_drop: false }`
[INFO] [stdout] 927e0b9c080ea29acc47c708af5eebb2ad1e53989a62f592c94758a52ee82119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7284962cf94dd4b0b2b0d4a5e2111e496dd20cf595f6e7afc22ed5a47b227d88
[INFO] running `Command { std: "docker" "start" "-a" "7284962cf94dd4b0b2b0d4a5e2111e496dd20cf595f6e7afc22ed5a47b227d88", kill_on_drop: false }`
[INFO] [stderr] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stderr]   --> src/arc/arc_buffer.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 std::slice::from_raw_parts(null(), 0)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^------^^^^
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            null pointer originates from here
[INFO] [stderr]    |
[INFO] [stderr]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stderr]    = note: `#[warn(invalid_null_arguments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calling this function with a null pointer is undefined behavior, even if the result of the function is unused
[INFO] [stderr]   --> src/arc/arc_buffer.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 std::slice::from_raw_parts_mut(null_mut(), 0)
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----------^^^^
[INFO] [stderr]    |                                                |
[INFO] [stderr]    |                                                null pointer originates from here
[INFO] [stderr]    |
[INFO] [stderr]    = help: for more information, visit <https://doc.rust-lang.org/std/ptr/index.html> and <https://doc.rust-lang.org/reference/behavior-considered-undefined.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `ein-ffi` (lib) generated 2 warnings
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/arc/arc_buffer.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         ArcBuffer::from(vec![0u8; 42].as_slice());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let _ = ArcBuffer::from(vec![0u8; 42].as_slice());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/arc/arc_buffer.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         ArcBuffer::from("hello".as_bytes());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let _ = ArcBuffer::from("hello".as_bytes());
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ein-ffi` (lib test) generated 4 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ein_ffi-dd9b8c367af1a270)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'arc::tests::zero_sized::create' (38) panicked at src/arc/arc_block.rs:61:50:
[INFO] [stderr] unsafe precondition(s) violated: ptr::offset requires the address calculation to not overflow
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5dd698cd5702 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5dd698cd5702 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5dd698cd5702 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x5dd698cd5702 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x5dd698ce578a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x5dd698ce578a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stderr]    6:     0x5dd698ca4566 - std::io::default_write_fmt::h72db0b4dbd5dcfa2
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5dd698ca4566 - std::io::Write::write_fmt::hb496f2b9b027aa16
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x5dd698cb4be9 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x5dd698cb4be9 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x5dd698cb4a49 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x5dd698c7912e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   12:     0x5dd698c7912e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5dd698cb4e62 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   14:     0x5dd698cb4e62 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x5dd698cb4cda - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x5dd698cb0239 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x5dd698c9927d - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x5dd698cec96d - core::panicking::panic_nounwind_fmt::runtime::hdd333623f60f3530
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x5dd698cec96d - core::panicking::panic_nounwind_fmt::ha2bdc0d440fd6df8
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/intrinsics/mod.rs:2432:9
[INFO] [stderr]   20:     0x5dd698c549d3 - core::ptr::const_ptr::<impl *const T>::offset::precondition_check::h240d2c28013e91f0
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x5dd698c58047 - core::ptr::const_ptr::<impl *const T>::offset::h9de2a4e62f7be6bd
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x5dd698c58047 - ein_ffi::arc::arc_block::ArcBlock::inner_pointer::hd0c474f657a2e5c4
[INFO] [stderr]                                at /opt/rustwide/workdir/src/arc/arc_block.rs:61:50
[INFO] [stderr]   23:     0x5dd698c584fe - ein_ffi::arc::arc_block::ArcBlock::inner::hf99a1b240e0700b0
[INFO] [stderr]                                at /opt/rustwide/workdir/src/arc/arc_block.rs:57:25
[INFO] [stderr]   24:     0x5dd698c5857a - ein_ffi::arc::arc_block::ArcBlock::ptr_mut::h3f80715d98d73ea2
[INFO] [stderr]                                at /opt/rustwide/workdir/src/arc/arc_block.rs:45:15
[INFO] [stderr]   25:     0x5dd698c575a2 - ein_ffi::arc::Arc<T>::new::hf2b3dbb7bc8a096d
[INFO] [stderr]                                at /opt/rustwide/workdir/src/arc/mod.rs:20:21
[INFO] [stderr]   26:     0x5dd698c57839 - ein_ffi::arc::tests::zero_sized::create::h139801e850d5dfcb
[INFO] [stderr]                                at /opt/rustwide/workdir/src/arc/mod.rs:87:13
[INFO] [stderr]   27:     0x5dd698c57877 - ein_ffi::arc::tests::zero_sized::create::{{closure}}::h5fb9b3c63f7010c8
[INFO] [stderr]                                at /opt/rustwide/workdir/src/arc/mod.rs:86:20
[INFO] [stderr]   28:     0x5dd698c54486 - core::ops::function::FnOnce::call_once::hfefcb9caaf3dcd2a
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x5dd698c78f2b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x5dd698c78f2b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stderr]   31:     0x5dd698c8c8fa - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stderr]   32:     0x5dd698c8c8fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   33:     0x5dd698c8c8fa - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stderr]   34:     0x5dd698c8c8fa - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stderr]   35:     0x5dd698c8c8fa - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stderr]   36:     0x5dd698c8c8fa - test::run_test_in_process::h6099b5f871379b13
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stderr]   37:     0x5dd698c8c8fa - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stderr]   38:     0x5dd698c66d54 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stderr]   39:     0x5dd698c66d54 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   40:     0x5dd698c6a612 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stderr]   41:     0x5dd698c6a612 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   42:     0x5dd698c6a612 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stderr]   43:     0x5dd698c6a612 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stderr]   44:     0x5dd698c6a612 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stderr]   45:     0x5dd698c6a612 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stderr]   46:     0x5dd698c6a612 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x5dd698cab4cf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stderr]   48:     0x5dd698cab4cf - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stderr]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stderr]   49:     0x7786a00afaa4 - <unknown>
[INFO] [stderr]   50:     0x7786a013ca64 - clone
[INFO] [stderr]   51:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/ein_ffi-dd9b8c367af1a270` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "7284962cf94dd4b0b2b0d4a5e2111e496dd20cf595f6e7afc22ed5a47b227d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7284962cf94dd4b0b2b0d4a5e2111e496dd20cf595f6e7afc22ed5a47b227d88", kill_on_drop: false }`
[INFO] [stdout] 7284962cf94dd4b0b2b0d4a5e2111e496dd20cf595f6e7afc22ed5a47b227d88
