[INFO] fetching crate mmap-vec 0.2.0... [INFO] testing mmap-vec-0.2.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate mmap-vec 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate mmap-vec 0.2.0 [INFO] finished tweaking crates.io crate mmap-vec 0.2.0 [INFO] tweaked toml for crates.io crate mmap-vec 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mmap-vec 0.2.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 46 packages to latest compatible versions [INFO] [stderr] Adding dirs v5.0.1 (available: v6.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 34eb498a813cebe8501a86fc067569ad2118476b407c61360d6443721ab3f41d [INFO] running `Command { std: "docker" "start" "-a" "34eb498a813cebe8501a86fc067569ad2118476b407c61360d6443721ab3f41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34eb498a813cebe8501a86fc067569ad2118476b407c61360d6443721ab3f41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34eb498a813cebe8501a86fc067569ad2118476b407c61360d6443721ab3f41d", kill_on_drop: false }` [INFO] [stdout] 34eb498a813cebe8501a86fc067569ad2118476b407c61360d6443721ab3f41d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92e89e1d1333a95039ac48e841e27271a1c400afcd1644c40218eefd23feb388 [INFO] running `Command { std: "docker" "start" "-a" "92e89e1d1333a95039ac48e841e27271a1c400afcd1644c40218eefd23feb388", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling dirs-sys v0.4.1 [INFO] [stderr] Compiling dirs v5.0.1 [INFO] [stderr] Compiling uuid v1.18.1 [INFO] [stderr] Compiling mmap-vec v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `Command { std: "docker" "inspect" "92e89e1d1333a95039ac48e841e27271a1c400afcd1644c40218eefd23feb388", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92e89e1d1333a95039ac48e841e27271a1c400afcd1644c40218eefd23feb388", kill_on_drop: false }` [INFO] [stdout] 92e89e1d1333a95039ac48e841e27271a1c400afcd1644c40218eefd23feb388 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f3d85e4c9eb35e02c09089369abbc600169c446ae9dfb3e9da9df619a15045c [INFO] running `Command { std: "docker" "start" "-a" "5f3d85e4c9eb35e02c09089369abbc600169c446ae9dfb3e9da9df619a15045c", kill_on_drop: false }` [INFO] [stderr] Compiling glob v0.3.3 [INFO] [stderr] Compiling mmap-vec v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "5f3d85e4c9eb35e02c09089369abbc600169c446ae9dfb3e9da9df619a15045c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f3d85e4c9eb35e02c09089369abbc600169c446ae9dfb3e9da9df619a15045c", kill_on_drop: false }` [INFO] [stdout] 5f3d85e4c9eb35e02c09089369abbc600169c446ae9dfb3e9da9df619a15045c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7130fa42693c120f8d31128f19ad7f5029a17815b62bbdb85907e0cee833e065 [INFO] running `Command { std: "docker" "start" "-a" "7130fa42693c120f8d31128f19ad7f5029a17815b62bbdb85907e0cee833e065", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmap_vec-52f37fd48cfb921a) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test segment_builder::tests::test_uniqueness ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests mmap_vec [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/vec_builder.rs - vec_builder::MmapVecBuilder (line 12) ... ok [INFO] [stdout] test src/segment.rs - segment::Segment::extend_from_segment (line 168) ... FAILED [INFO] [stdout] test src/lib.rs - MmapVec::truncate_first (line 207) ... FAILED [INFO] [stdout] test src/lib.rs - (line 22) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/segment.rs - segment::Segment::extend_from_segment (line 168) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (139) panicked at src/segment.rs:6:75: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x614db951dec2 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x614db951dec2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x614db951dec2 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x614db951dec2 - ::fmt::h47627beda0767f4c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x614db952cb2f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x614db952cb2f - core::fmt::write::h8a63064c67176fd8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x614db94fc543 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x614db94fc543 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x614db95019f2 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x614db950321c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x614db9503076 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x614db95037f5 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x614db950368a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x614db9501b29 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x614db94f111d - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x614db952ff00 - core::panicking::panic_fmt::hf19c198748ef6a95 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x614db952f706 - core::result::unwrap_failed::he81173b5792ad6b0 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5 [INFO] [stdout] 17: 0x614db94eec6a - rust_out::main::_doctest_main_src_segment_rs_168_0::hd9bbfaeb3b173d79 [INFO] [stdout] 18: 0x614db94eebe6 - rust_out::main::he986860d8b7bc94f [INFO] [stdout] 19: 0x614db94ed703 - core::ops::function::FnOnce::call_once::hd0f888ea33950d2d [INFO] [stdout] 20: 0x614db94ed4f6 - std::sys::backtrace::__rust_begin_short_backtrace::h70a8cfcb1f800bff [INFO] [stdout] 21: 0x614db94ed4d9 - std::rt::lang_start::{{closure}}::h03ca8d00642774ee [INFO] [stdout] 22: 0x614db94fd8f0 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 23: 0x614db94fd8f0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 24: 0x614db94fd8f0 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 25: 0x614db94fd8f0 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 26: 0x614db94fd8f0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stdout] 27: 0x614db94fd8f0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 28: 0x614db94fd8f0 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 29: 0x614db94fd8f0 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x614db94fd8f0 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stdout] 31: 0x614db94ed4c1 - std::rt::lang_start::h457230af78cce7e7 [INFO] [stdout] 32: 0x614db94ef255 - main [INFO] [stdout] 33: 0x7e6d039191ca - [INFO] [stdout] 34: 0x7e6d0391928b - __libc_start_main [INFO] [stdout] 35: 0x614db94ed205 - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - MmapVec::truncate_first (line 207) stdout ---- [INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (120) panicked at /opt/rustwide/workdir/src/segment.rs:262:18: [INFO] [stdout] unsafe precondition(s) violated: slice::from_raw_parts requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX` [INFO] [stdout] [INFO] [stdout] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety. [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x6020bef8d8e2 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x6020bef8d8e2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x6020bef8d8e2 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x6020bef8d8e2 - ::fmt::h47627beda0767f4c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x6020bef9c8ef - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x6020bef9c8ef - core::fmt::write::h8a63064c67176fd8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x6020bef6bf63 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x6020bef6bf63 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x6020bef71262 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x6020bef72cfc - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x6020bef72b56 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x6020bef732d5 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x6020bef73136 - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:700:13 [INFO] [stdout] 13: 0x6020bef71399 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x6020bef6060d - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x6020bef9f8dd - core::panicking::panic_nounwind_fmt::runtime::hd5eea0fd564156db [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:122:22 [INFO] [stdout] 16: 0x6020bef9f8dd - core::panicking::panic_nounwind_fmt::hd9aca48f58eaf762 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/intrinsics/mod.rs:2435:9 [INFO] [stdout] 17: 0x6020bef546b2 - core::slice::raw::from_raw_parts::precondition_check::hd6852fc3c50eb792 [INFO] [stdout] 18: 0x6020bef5448f - core::slice::raw::from_raw_parts::hfbdd34d6edc51a8b [INFO] [stdout] 19: 0x6020bef54da0 - mmap_vec::MmapVec::push::h14f2c88ceae007e4 [INFO] [stdout] 20: 0x6020bef55d42 - rust_out::main::_doctest_main_src_lib_rs_207_0::hcd7fe930fef8e986 [INFO] [stdout] 21: 0x6020bef55be6 - rust_out::main::he986860d8b7bc94f [INFO] [stdout] 22: 0x6020bef53d63 - core::ops::function::FnOnce::call_once::hd0f888ea33950d2d [INFO] [stdout] 23: 0x6020bef537c6 - std::sys::backtrace::__rust_begin_short_backtrace::h70a8cfcb1f800bff [INFO] [stdout] 24: 0x6020bef537a9 - std::rt::lang_start::{{closure}}::h03ca8d00642774ee [INFO] [stdout] 25: 0x6020bef6d020 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 26: 0x6020bef6d020 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 27: 0x6020bef6d020 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 28: 0x6020bef6d020 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x6020bef6d020 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stdout] 30: 0x6020bef6d020 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 31: 0x6020bef6d020 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 32: 0x6020bef6d020 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x6020bef6d020 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stdout] 34: 0x6020bef53791 - std::rt::lang_start::h457230af78cce7e7 [INFO] [stdout] 35: 0x6020bef56315 - main [INFO] [stdout] 36: 0x7d900fb2e1ca - [INFO] [stdout] 37: 0x7d900fb2e28b - __libc_start_main [INFO] [stdout] 38: 0x6020bef534c5 - _start [INFO] [stdout] 39: 0x0 - [INFO] [stdout] thread caused non-unwinding panic. aborting. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 22) stdout ---- [INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (137) panicked at /opt/rustwide/workdir/src/segment.rs:262:18: [INFO] [stdout] unsafe precondition(s) violated: slice::from_raw_parts requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX` [INFO] [stdout] [INFO] [stdout] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety. [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5d6d4a734e42 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5d6d4a734e42 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5d6d4a734e42 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5d6d4a734e42 - ::fmt::h47627beda0767f4c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5d6d4a743ebf - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5d6d4a743ebf - core::fmt::write::h8a63064c67176fd8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x5d6d4a713113 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5d6d4a713113 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5d6d4a718702 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5d6d4a71a19c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5d6d4a719ff6 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5d6d4a71a775 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5d6d4a71a5d6 - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:700:13 [INFO] [stdout] 13: 0x5d6d4a718839 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5d6d4a7077bd - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5d6d4a74714d - core::panicking::panic_nounwind_fmt::runtime::hd5eea0fd564156db [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:122:22 [INFO] [stdout] 16: 0x5d6d4a74714d - core::panicking::panic_nounwind_fmt::hd9aca48f58eaf762 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/intrinsics/mod.rs:2435:9 [INFO] [stdout] 17: 0x5d6d4a6fb912 - core::slice::raw::from_raw_parts::precondition_check::hd6852fc3c50eb792 [INFO] [stdout] 18: 0x5d6d4a6fb6f1 - core::slice::raw::from_raw_parts::he30d19bd0d653b87 [INFO] [stdout] 19: 0x5d6d4a6fbfd4 - mmap_vec::MmapVec::push::hf1d6ba65743c51d6 [INFO] [stdout] 20: 0x5d6d4a6fcefd - rust_out::main::_doctest_main_src_lib_rs_22_0::h219002a7a0c8bb7c [INFO] [stdout] 21: 0x5d6d4a6fcd86 - rust_out::main::he986860d8b7bc94f [INFO] [stdout] 22: 0x5d6d4a6fb3a3 - core::ops::function::FnOnce::call_once::hd0f888ea33950d2d [INFO] [stdout] 23: 0x5d6d4a6fac96 - std::sys::backtrace::__rust_begin_short_backtrace::h70a8cfcb1f800bff [INFO] [stdout] 24: 0x5d6d4a6fac79 - std::rt::lang_start::{{closure}}::h03ca8d00642774ee [INFO] [stdout] 25: 0x5d6d4a7144c0 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 26: 0x5d6d4a7144c0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 27: 0x5d6d4a7144c0 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 28: 0x5d6d4a7144c0 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x5d6d4a7144c0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stdout] 30: 0x5d6d4a7144c0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 31: 0x5d6d4a7144c0 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 32: 0x5d6d4a7144c0 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x5d6d4a7144c0 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stdout] 34: 0x5d6d4a6fac61 - std::rt::lang_start::h457230af78cce7e7 [INFO] [stdout] 35: 0x5d6d4a6fd4c5 - main [INFO] [stdout] 36: 0x7b01a919f1ca - [INFO] [stdout] 37: 0x7b01a919f28b - __libc_start_main [INFO] [stdout] 38: 0x5d6d4a6fa995 - _start [INFO] [stdout] 39: 0x0 - [INFO] [stdout] thread caused non-unwinding panic. aborting. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 22) [INFO] [stdout] src/lib.rs - MmapVec::truncate_first (line 207) [INFO] [stdout] src/segment.rs - segment::Segment::extend_from_segment (line 168) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "7130fa42693c120f8d31128f19ad7f5029a17815b62bbdb85907e0cee833e065", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7130fa42693c120f8d31128f19ad7f5029a17815b62bbdb85907e0cee833e065", kill_on_drop: false }` [INFO] [stdout] 7130fa42693c120f8d31128f19ad7f5029a17815b62bbdb85907e0cee833e065