[INFO] fetching crate safe-write 0.1.2... [INFO] testing safe-write-0.1.2 against 1.91.0 for beta-1.92-2 [INFO] extracting crate safe-write 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate safe-write 0.1.2 [INFO] finished tweaking crates.io crate safe-write 0.1.2 [INFO] tweaked toml for crates.io crate safe-write 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate safe-write 0.1.2 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate safe-write 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fs-err v3.0.0 [INFO] [stderr] Downloaded libc v0.2.168 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f83dab55b98e52894d0fb33807533ae17d88729db7a3bcc664054afba9208dc4 [INFO] running `Command { std: "docker" "start" "-a" "f83dab55b98e52894d0fb33807533ae17d88729db7a3bcc664054afba9208dc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f83dab55b98e52894d0fb33807533ae17d88729db7a3bcc664054afba9208dc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f83dab55b98e52894d0fb33807533ae17d88729db7a3bcc664054afba9208dc4", kill_on_drop: false }` [INFO] [stdout] f83dab55b98e52894d0fb33807533ae17d88729db7a3bcc664054afba9208dc4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e183127422ac9174a1e88f77ade3f874c466aa7566e746d6a68f0ff88aecb3b [INFO] running `Command { std: "docker" "start" "-a" "5e183127422ac9174a1e88f77ade3f874c466aa7566e746d6a68f0ff88aecb3b", kill_on_drop: false }` [INFO] [stderr] Compiling fs-err v3.0.0 [INFO] [stderr] Compiling safe-write v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "5e183127422ac9174a1e88f77ade3f874c466aa7566e746d6a68f0ff88aecb3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e183127422ac9174a1e88f77ade3f874c466aa7566e746d6a68f0ff88aecb3b", kill_on_drop: false }` [INFO] [stdout] 5e183127422ac9174a1e88f77ade3f874c466aa7566e746d6a68f0ff88aecb3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf0156d5da110f5ef073014cc1bb49687e2838714bc31a1af2654c17c46f24ce [INFO] running `Command { std: "docker" "start" "-a" "cf0156d5da110f5ef073014cc1bb49687e2838714bc31a1af2654c17c46f24ce", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.42 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling once_cell v1.20.2 [INFO] [stderr] Compiling tempfile v3.14.0 [INFO] [stderr] Compiling safe-write v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.92s [INFO] running `Command { std: "docker" "inspect" "cf0156d5da110f5ef073014cc1bb49687e2838714bc31a1af2654c17c46f24ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf0156d5da110f5ef073014cc1bb49687e2838714bc31a1af2654c17c46f24ce", kill_on_drop: false }` [INFO] [stdout] cf0156d5da110f5ef073014cc1bb49687e2838714bc31a1af2654c17c46f24ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 77c1c065f1df9ed3b290575c994bfb3a012cbb0284b76c6c3e40c501c623283f [INFO] running `Command { std: "docker" "start" "-a" "77c1c065f1df9ed3b290575c994bfb3a012cbb0284b76c6c3e40c501c623283f", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safe_write-6bf986626244a676) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::test_basic_write ... ok [INFO] [stdout] test tests::test_nested_directory_creation ... ok [INFO] [stdout] test tests::test_overwrite_existing ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests safe_write [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 13) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 13) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (58) panicked at src/lib.rs:8:36: [INFO] [stdout] Failed to write file: Custom { kind: ReadOnlyFilesystem, error: Error { kind: OpenFile, source: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }, path: "example.tmp" } } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5c3db8f91092 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5c3db8f91092 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5c3db8f91092 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5c3db8f91092 - ::fmt::h4e0a3aeea0f9c085 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5c3db8f9fdaf - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5c3db8f9fdaf - core::fmt::write::hecf68a131630c74d [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5c3db8f6ee41 - std::io::default_write_fmt::haf8355dc2afbec95 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5c3db8f6ee41 - std::io::Write::write_fmt::h93c9a261259c931a [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5c3db8f745e2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5c3db8f760ac - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5c3db8f75f06 - std::panicking::default_hook::h63f9bf8161c5d325 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5c3db8f76735 - std::panicking::panic_with_hook::h3173740e06bd0752 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5c3db8f765ca - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5c3db8f74719 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5c3db8f6332d - __rustc[de0091b922c53d7e]::rust_begin_unwind [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5c3db8fa3290 - core::panicking::panic_fmt::h5138da2ef87be35b [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x5c3db8fa2b36 - core::result::unwrap_failed::h5d9b16b0b732a2ac [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5 [INFO] [stdout] 17: 0x5c3db8f5cec0 - core::result::Result::expect::hc64fc2416a35af68 [INFO] [stdout] 18: 0x5c3db8f5dc94 - rust_out::main::_doctest_main_src_lib_rs_13_0::h39823d393cfa0316 [INFO] [stdout] 19: 0x5c3db8f5dc56 - rust_out::main::hcbdc0960c876f2af [INFO] [stdout] 20: 0x5c3db8f5c943 - core::ops::function::FnOnce::call_once::hfb4119cacd246208 [INFO] [stdout] 21: 0x5c3db8f5c7e6 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7 [INFO] [stdout] 22: 0x5c3db8f5c619 - std::rt::lang_start::{{closure}}::h39fc2126d871a896 [INFO] [stdout] 23: 0x5c3db8f702b0 - core::ops::function::impls:: for &F>::call_once::hc7ed5622678f5124 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 24: 0x5c3db8f702b0 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x5c3db8f702b0 - std::panicking::catch_unwind::hff67b45e0819a036 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x5c3db8f702b0 - std::panic::catch_unwind::hec0fb0db85f7fd60 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5c3db8f702b0 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5c3db8f702b0 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5c3db8f702b0 - std::panicking::catch_unwind::h3816830c825cbe04 [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5c3db8f702b0 - std::panic::catch_unwind::h408406c8f02ebb9d [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5c3db8f702b0 - std::rt::lang_start_internal::hce2b8b328837374b [INFO] [stdout] at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5c3db8f5c601 - std::rt::lang_start::h866de1957bb2b812 [INFO] [stdout] 33: 0x5c3db8f5dcb5 - main [INFO] [stdout] 34: 0x7560e377f1ca - [INFO] [stdout] 35: 0x7560e377f28b - __libc_start_main [INFO] [stdout] 36: 0x5c3db8f5b845 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 13) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "77c1c065f1df9ed3b290575c994bfb3a012cbb0284b76c6c3e40c501c623283f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c1c065f1df9ed3b290575c994bfb3a012cbb0284b76c6c3e40c501c623283f", kill_on_drop: false }` [INFO] [stdout] 77c1c065f1df9ed3b290575c994bfb3a012cbb0284b76c6c3e40c501c623283f