[INFO] fetching crate mmap-vec 0.2.0... [INFO] testing mmap-vec-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate mmap-vec 0.2.0 into /workspace/builds/worker-1-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-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mmap-vec 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 69 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 182eaf8b3ab80d41074d6d9e617ea3b0638a402819a4dddb363346e5f54f8c5a [INFO] running `Command { std: "docker" "start" "-a" "182eaf8b3ab80d41074d6d9e617ea3b0638a402819a4dddb363346e5f54f8c5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "182eaf8b3ab80d41074d6d9e617ea3b0638a402819a4dddb363346e5f54f8c5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "182eaf8b3ab80d41074d6d9e617ea3b0638a402819a4dddb363346e5f54f8c5a", kill_on_drop: false }` [INFO] [stdout] 182eaf8b3ab80d41074d6d9e617ea3b0638a402819a4dddb363346e5f54f8c5a [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0364bac36f6c0b403faa1ad7fbcdaf8f07efd3eb7bc7d6186b1a4d5a5c1e78a0 [INFO] running `Command { std: "docker" "start" "-a" "0364bac36f6c0b403faa1ad7fbcdaf8f07efd3eb7bc7d6186b1a4d5a5c1e78a0", kill_on_drop: false }` [INFO] [stderr] Compiling dirs-sys v0.4.1 [INFO] [stderr] Compiling uuid v1.23.1 [INFO] [stderr] Compiling dirs v5.0.1 [INFO] [stderr] Compiling mmap-vec v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "0364bac36f6c0b403faa1ad7fbcdaf8f07efd3eb7bc7d6186b1a4d5a5c1e78a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0364bac36f6c0b403faa1ad7fbcdaf8f07efd3eb7bc7d6186b1a4d5a5c1e78a0", kill_on_drop: false }` [INFO] [stdout] 0364bac36f6c0b403faa1ad7fbcdaf8f07efd3eb7bc7d6186b1a4d5a5c1e78a0 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4cb19267a5460eba2018f9dc8bb7bc9445b0f46184d7e8132ffefd58d1f7558 [INFO] running `Command { std: "docker" "start" "-a" "d4cb19267a5460eba2018f9dc8bb7bc9445b0f46184d7e8132ffefd58d1f7558", kill_on_drop: false }` [INFO] [stderr] Compiling mmap-vec v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "d4cb19267a5460eba2018f9dc8bb7bc9445b0f46184d7e8132ffefd58d1f7558", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4cb19267a5460eba2018f9dc8bb7bc9445b0f46184d7e8132ffefd58d1f7558", kill_on_drop: false }` [INFO] [stdout] d4cb19267a5460eba2018f9dc8bb7bc9445b0f46184d7e8132ffefd58d1f7558 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7b1f7dad1016007d085c29cf85cc88c2d26d2eb5ecea1a0283164918193180a2 [INFO] running `Command { std: "docker" "start" "-a" "7b1f7dad1016007d085c29cf85cc88c2d26d2eb5ecea1a0283164918193180a2", 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-87c716359c116b17) [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 0.01s [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' (111) 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: 0x60a32e9dc57a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x60a32e9dc57a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x60a32e9dc57a - std[e72de78501789eb0]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x60a32e9dc57a - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x60a32e9ec9fa - ::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x60a32e9ec9fa - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stdout] 6: 0x60a32e9dfc82 - std[e72de78501789eb0]::io::default_write_fmt:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x60a32e9dfc82 - ::write_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x60a32e9c843f - ::print [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x60a32e9c843f - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x60a32e9d8a81 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:319:9 [INFO] [stdout] 11: 0x60a32e9d8c3b - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:825:13 [INFO] [stdout] 12: 0x60a32e9c84f8 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13 [INFO] [stdout] 13: 0x60a32e9c01c9 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 14: 0x60a32e9c8cdd - __rustc[78a4cf188af856fc]::rust_begin_unwind [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5 [INFO] [stdout] 15: 0x60a32e9ed0ac - core[6aaeda2c7ad07a48]::panicking::panic_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x60a32e9ece82 - core[6aaeda2c7ad07a48]::result::unwrap_failed [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1867:5 [INFO] [stdout] 17: 0x60a32e9b040a - rust_out[992bb7df40d5d539]::main::_doctest_main_src_segment_rs_168_0 [INFO] [stdout] 18: 0x60a32e9afe56 - rust_out[992bb7df40d5d539]::main [INFO] [stdout] 19: 0x60a32e9b0fc3 - >::call_once [INFO] [stdout] 20: 0x60a32e9afe16 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] 21: 0x60a32e9afe29 - std[e72de78501789eb0]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 22: 0x60a32e9d8204 - <&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 23: 0x60a32e9d8204 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 24: 0x60a32e9d8204 - std[e72de78501789eb0]::panicking::catch_unwind:: + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 25: 0x60a32e9d8204 - std[e72de78501789eb0]::panic::catch_unwind::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 26: 0x60a32e9d8204 - std[e72de78501789eb0]::rt::lang_start_internal::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24 [INFO] [stdout] 27: 0x60a32e9d8204 - std[e72de78501789eb0]::panicking::catch_unwind::do_call:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 28: 0x60a32e9d8204 - std[e72de78501789eb0]::panicking::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 29: 0x60a32e9d8204 - std[e72de78501789eb0]::panic::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x60a32e9d8204 - std[e72de78501789eb0]::rt::lang_start_internal [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5 [INFO] [stdout] 31: 0x60a32e9afdc1 - std[e72de78501789eb0]::rt::lang_start::<()> [INFO] [stdout] 32: 0x60a32e9b1025 - main [INFO] [stdout] 33: 0x77b99c7051ca - [INFO] [stdout] 34: 0x77b99c70528b - __libc_start_main [INFO] [stdout] 35: 0x60a32e9af4a5 - _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' (132) panicked at 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: 0x6499e590630a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x6499e590630a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x6499e590630a - std[e72de78501789eb0]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x6499e590630a - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x6499e591650a - ::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x6499e591650a - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stdout] 6: 0x6499e5909682 - std[e72de78501789eb0]::io::default_write_fmt:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x6499e5909682 - ::write_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x6499e58f120f - ::print [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x6499e58f120f - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x6499e5902821 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:319:9 [INFO] [stdout] 11: 0x6499e59029db - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:825:13 [INFO] [stdout] 12: 0x6499e58f12fa - std[e72de78501789eb0]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:691:13 [INFO] [stdout] 13: 0x6499e58e8eb9 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 14: 0x6499e58f1aad - __rustc[78a4cf188af856fc]::rust_begin_unwind [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5 [INFO] [stdout] 15: 0x6499e5916a7d - core[6aaeda2c7ad07a48]::panicking::panic_nounwind_fmt::runtime [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:122:22 [INFO] [stdout] 16: 0x6499e5916a7d - core[6aaeda2c7ad07a48]::panicking::panic_nounwind_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/intrinsics/mod.rs:2447:9 [INFO] [stdout] 17: 0x6499e58d1f7e - core[6aaeda2c7ad07a48]::slice::raw::from_raw_parts::precondition_check [INFO] [stdout] 18: 0x6499e58d076f - core[6aaeda2c7ad07a48]::slice::raw::from_raw_parts:: [INFO] [stdout] 19: 0x6499e58d0b90 - >::push [INFO] [stdout] 20: 0x6499e58d1852 - rust_out[992bb7df40d5d539]::main::_doctest_main_src_lib_rs_207_0 [INFO] [stdout] 21: 0x6499e58d0b16 - rust_out[992bb7df40d5d539]::main [INFO] [stdout] 22: 0x6499e58d2603 - >::call_once [INFO] [stdout] 23: 0x6499e58d07c6 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] 24: 0x6499e58d0ad9 - std[e72de78501789eb0]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 25: 0x6499e5901dc4 - <&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 26: 0x6499e5901dc4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 27: 0x6499e5901dc4 - std[e72de78501789eb0]::panicking::catch_unwind:: + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 28: 0x6499e5901dc4 - std[e72de78501789eb0]::panic::catch_unwind::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x6499e5901dc4 - std[e72de78501789eb0]::rt::lang_start_internal::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24 [INFO] [stdout] 30: 0x6499e5901dc4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 31: 0x6499e5901dc4 - std[e72de78501789eb0]::panicking::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 32: 0x6499e5901dc4 - std[e72de78501789eb0]::panic::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x6499e5901dc4 - std[e72de78501789eb0]::rt::lang_start_internal [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5 [INFO] [stdout] 34: 0x6499e58d0731 - std[e72de78501789eb0]::rt::lang_start::<()> [INFO] [stdout] 35: 0x6499e58d2665 - main [INFO] [stdout] 36: 0x7872914ea1ca - [INFO] [stdout] 37: 0x7872914ea28b - __libc_start_main [INFO] [stdout] 38: 0x6499e58cfcf5 - _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' (112) panicked at 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: 0x588776edc6ca - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x588776edc6ca - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x588776edc6ca - std[e72de78501789eb0]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x588776edc6ca - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x588776eecf3a - ::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x588776eecf3a - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stdout] 6: 0x588776edfdd2 - std[e72de78501789eb0]::io::default_write_fmt:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x588776edfdd2 - ::write_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x588776ec75bf - ::print [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x588776ec75bf - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x588776ed8bd1 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:319:9 [INFO] [stdout] 11: 0x588776ed8d8b - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:825:13 [INFO] [stdout] 12: 0x588776ec76aa - std[e72de78501789eb0]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:691:13 [INFO] [stdout] 13: 0x588776ebf269 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 14: 0x588776ec7e5d - __rustc[78a4cf188af856fc]::rust_begin_unwind [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5 [INFO] [stdout] 15: 0x588776eed4ad - core[6aaeda2c7ad07a48]::panicking::panic_nounwind_fmt::runtime [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:122:22 [INFO] [stdout] 16: 0x588776eed4ad - core[6aaeda2c7ad07a48]::panicking::panic_nounwind_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/intrinsics/mod.rs:2447:9 [INFO] [stdout] 17: 0x588776ea81be - core[6aaeda2c7ad07a48]::slice::raw::from_raw_parts::precondition_check [INFO] [stdout] 18: 0x588776ea6cc1 - core[6aaeda2c7ad07a48]::slice::raw::from_raw_parts:: [INFO] [stdout] 19: 0x588776ea70a4 - >::push [INFO] [stdout] 20: 0x588776ea7c5d - rust_out[992bb7df40d5d539]::main::_doctest_main_src_lib_rs_22_0 [INFO] [stdout] 21: 0x588776ea7026 - rust_out[992bb7df40d5d539]::main [INFO] [stdout] 22: 0x588776ea89a3 - >::call_once [INFO] [stdout] 23: 0x588776ea6cd6 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] 24: 0x588776ea6fe9 - std[e72de78501789eb0]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 25: 0x588776ed8174 - <&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 26: 0x588776ed8174 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 27: 0x588776ed8174 - std[e72de78501789eb0]::panicking::catch_unwind:: + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 28: 0x588776ed8174 - std[e72de78501789eb0]::panic::catch_unwind::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x588776ed8174 - std[e72de78501789eb0]::rt::lang_start_internal::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24 [INFO] [stdout] 30: 0x588776ed8174 - std[e72de78501789eb0]::panicking::catch_unwind::do_call:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 31: 0x588776ed8174 - std[e72de78501789eb0]::panicking::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 32: 0x588776ed8174 - std[e72de78501789eb0]::panic::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x588776ed8174 - std[e72de78501789eb0]::rt::lang_start_internal [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5 [INFO] [stdout] 34: 0x588776ea6c81 - std[e72de78501789eb0]::rt::lang_start::<()> [INFO] [stdout] 35: 0x588776ea8a15 - main [INFO] [stdout] 36: 0x7d3996c781ca - [INFO] [stdout] 37: 0x7d3996c7828b - __libc_start_main [INFO] [stdout] 38: 0x588776ea6155 - _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 1.18s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "7b1f7dad1016007d085c29cf85cc88c2d26d2eb5ecea1a0283164918193180a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b1f7dad1016007d085c29cf85cc88c2d26d2eb5ecea1a0283164918193180a2", kill_on_drop: false }` [INFO] [stdout] 7b1f7dad1016007d085c29cf85cc88c2d26d2eb5ecea1a0283164918193180a2