[INFO] fetching crate fern 0.7.1... [INFO] testing fern-0.7.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate fern 0.7.1 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate fern 0.7.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate fern 0.7.1 [INFO] tweaked toml for crates.io crate fern 0.7.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fern 0.7.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fern 0.7.1 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a0c0bdc7df902d713410d1a22046c6a4e43989416a34b700398ec2ccadc0c43 [INFO] running `Command { std: "docker" "start" "-a" "2a0c0bdc7df902d713410d1a22046c6a4e43989416a34b700398ec2ccadc0c43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a0c0bdc7df902d713410d1a22046c6a4e43989416a34b700398ec2ccadc0c43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a0c0bdc7df902d713410d1a22046c6a4e43989416a34b700398ec2ccadc0c43", kill_on_drop: false }` [INFO] [stdout] 2a0c0bdc7df902d713410d1a22046c6a4e43989416a34b700398ec2ccadc0c43 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34479e439f4cb77ef44e96d3d130b6912f8fc89106ad6dec6def8425b654b2ea [INFO] running `Command { std: "docker" "start" "-a" "34479e439f4cb77ef44e96d3d130b6912f8fc89106ad6dec6def8425b654b2ea", kill_on_drop: false }` [INFO] [stderr] Compiling fern v0.7.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "34479e439f4cb77ef44e96d3d130b6912f8fc89106ad6dec6def8425b654b2ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34479e439f4cb77ef44e96d3d130b6912f8fc89106ad6dec6def8425b654b2ea", kill_on_drop: false }` [INFO] [stdout] 34479e439f4cb77ef44e96d3d130b6912f8fc89106ad6dec6def8425b654b2ea [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d80358e6b3d9ad24c2256f69b16081eb406e17610919ab815028eef45f7fdb3 [INFO] running `Command { std: "docker" "start" "-a" "8d80358e6b3d9ad24c2256f69b16081eb406e17610919ab815028eef45f7fdb3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.161 [INFO] [stderr] Compiling rustix v0.38.9 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling fastrand v2.1.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling tempfile v3.8.0 [INFO] [stderr] Compiling fern v0.7.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.52s [INFO] running `Command { std: "docker" "inspect" "8d80358e6b3d9ad24c2256f69b16081eb406e17610919ab815028eef45f7fdb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d80358e6b3d9ad24c2256f69b16081eb406e17610919ab815028eef45f7fdb3", kill_on_drop: false }` [INFO] [stdout] 8d80358e6b3d9ad24c2256f69b16081eb406e17610919ab815028eef45f7fdb3 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1ffa81f2ab9c72ce93064dbd51eb89f7a20aaad49885571e2e773fddd98ec651 [INFO] running `Command { std: "docker" "start" "-a" "1ffa81f2ab9c72ce93064dbd51eb89f7a20aaad49885571e2e773fddd98ec651", 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/fern-c06a0db9340d4d71) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test log_impl::test::test_level_config_find_exact_minimal ... ok [INFO] [stdout] test log_impl::test::test_level_config_find_exact_many ... ok [INFO] [stdout] test log_impl::test::test_level_config_all_chars ... ok [INFO] [stdout] test log_impl::test::test_level_config_hierarchy_correct ... ok [INFO] [stdout] test log_impl::test::test_level_config_similar_names_are_not_same ... ok [INFO] [stdout] test log_impl::test::test_level_config_simple_hierarchy ... ok [INFO] [stdout] test log_impl::test::test_level_config_single_colon_is_not_double_colon ... ok [INFO] [stderr] Running tests/channel_logging.rs (/opt/rustwide/target/debug/deps/channel_logging-369a47403b11bc0f) [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_channel_logging ... 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] Running tests/enabled_is_deep_check.rs (/opt/rustwide/target/debug/deps/enabled_is_deep_check-bcdddba187890277) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test ensure_enabled_is_a_deep_check ... 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] Running tests/file_logging.rs (/opt/rustwide/target/debug/deps/file_logging-699f09eb34247399) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] [INFO] Test information message [INFO] [stdout] [WARN] Test warning message [INFO] [stdout] [ERROR] Test error message [INFO] [stdout] test test_custom_line_separators ... ok [INFO] [stdout] test test_basic_logging_file_logging ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/global_logging.rs (/opt/rustwide/target/debug/deps/global_logging-9a1bc6199bc997fe) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_global_logger ... 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] Running tests/meta_logging.rs (/opt/rustwide/target/debug/deps/meta_logging-de2497d272bc0fa8) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running tests/panic_logging.rs (/opt/rustwide/target/debug/deps/panic_logging-77fcb15ceaf7eaa4) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] this should not panic [INFO] [stdout] test double_chained_with_panics_no_info_panic ... ok [INFO] [stdout] test test_panic_panics - should panic ... ok [INFO] [stdout] test double_chained_with_panics_yes_error_panic - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Running tests/reopen_logging.rs (/opt/rustwide/target/debug/deps/reopen_logging-1310b64f6da9a452) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/support.rs (/opt/rustwide/target/debug/deps/support-cae84e92df072575) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/write_logging.rs (/opt/rustwide/target/debug/deps/write_logging-0cbbaf4a7d838d9d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] [INFO] Test information message [INFO] [stdout] test test_raw_write_logging ... 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 fern [INFO] [stdout] [INFO] [stdout] running 37 tests [INFO] [stdout] test src/builders.rs - builders::Dispatch::into_shared (line 368) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch (line 46) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch::level (line 223) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::call (line 1335) ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch::into_log (line 624) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::file (line 1020) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Output::file (line 1010) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch::filter (line 328) ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch::chain (line 199) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::file (line 1032) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch::level_for (line 268) ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch::level_for (line 254) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::sender (line 1230) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::stdout (line 1177) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::writer (line 1074) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Dispatch::format (line 165) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::stderr (line 1203) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::stderr (line 1210) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::stdout (line 1184) ... ok [INFO] [stdout] test src/builders.rs - builders::Output::writer (line 1057) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Panic (line 756) ... ok [INFO] [stdout] test src/lib.rs - (line 34) - compile ... ok [INFO] [stdout] test src/builders.rs - builders::Panic (line 776) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 190) ... ok [INFO] [stdout] test src/lib.rs - (line 157) ... ok [INFO] [stdout] test src/lib.rs - (line 106) ... ok [INFO] [stdout] test src/lib.rs - (line 135) ... ok [INFO] [stdout] test src/lib.rs - log_file (line 319) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 126) ... ok [INFO] [stdout] test src/log_impl.rs - log_impl::FormatCallback<'a>::finish (line 520) ... ok [INFO] [stdout] test src/lib.rs - (line 99) ... ok [INFO] [stdout] test src/lib.rs - (line 77) ... ok [INFO] [stdout] test src/lib.rs - (line 147) ... FAILED [INFO] [stdout] test src/log_impl.rs - log_impl::FormatCallback (line 49) ... ok [INFO] [stdout] test src/lib.rs - (line 70) ... ok [INFO] [stdout] test src/meta.rs - meta (line 6) ... ok [INFO] [stdout] test src/meta.rs - meta (line 49) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 147) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (624) panicked at src/lib.rs:8:36: [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: 0x65186e1c8282 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x65186e1c8282 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x65186e1c8282 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x65186e1c8282 - ::fmt::h67edf0e4d33c343c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x65186e1d6f9f - core::fmt::rt::Argument::fmt::hef94184842aeafdd [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x65186e1d6f9f - core::fmt::write::hcf0c66b48a8fa606 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x65186e1a6641 - std::io::default_write_fmt::h1ecb8c7cfa7da481 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x65186e1a6641 - std::io::Write::write_fmt::h051fe4a9e4fdbf48 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x65186e1aba52 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x65186e1ad2ac - std::panicking::default_hook::{{closure}}::h91001850288db5f7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x65186e1ad106 - std::panicking::default_hook::h2346dbb704ef5512 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x65186e1ad935 - std::panicking::panic_with_hook::hd2b063a6090d23a4 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x65186e1ad7ca - std::panicking::panic_handler::{{closure}}::he666d95f139a333e [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x65186e1abb89 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x65186e19b03d - __rustc[1d67440d6e82e4f]::rust_begin_unwind [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x65186e1da360 - core::panicking::panic_fmt::h420ddb7fd73daf53 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x65186e1d9c06 - core::result::unwrap_failed::hdde076be853d034f [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5 [INFO] [stdout] 17: 0x65186e191e5b - rust_out::main::h909c389308a13d94 [INFO] [stdout] 18: 0x65186e1913a3 - core::ops::function::FnOnce::call_once::he80aaf16098e337a [INFO] [stdout] 19: 0x65186e191336 - std::sys::backtrace::__rust_begin_short_backtrace::hd4f5856814720a68 [INFO] [stdout] 20: 0x65186e191319 - std::rt::lang_start::{{closure}}::hdd522a24cafb4b4b [INFO] [stdout] 21: 0x65186e1a7a80 - core::ops::function::impls:: for &F>::call_once::h4967fb77e0dfb65c [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 22: 0x65186e1a7a80 - std::panicking::catch_unwind::do_call::hf7e87675c3e14c23 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 23: 0x65186e1a7a80 - std::panicking::catch_unwind::h26f0e342004b5114 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 24: 0x65186e1a7a80 - std::panic::catch_unwind::h9ee33ca17775d897 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 25: 0x65186e1a7a80 - std::rt::lang_start_internal::{{closure}}::h243ba3495fa13cf8 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:175:24 [INFO] [stdout] 26: 0x65186e1a7a80 - std::panicking::catch_unwind::do_call::h819db0a7788e7259 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40 [INFO] [stdout] 27: 0x65186e1a7a80 - std::panicking::catch_unwind::h23e08fb4a7b9f405 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19 [INFO] [stdout] 28: 0x65186e1a7a80 - std::panic::catch_unwind::h7ca3d9eabb6135ff [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14 [INFO] [stdout] 29: 0x65186e1a7a80 - std::rt::lang_start_internal::h06ad7395f4fda8d7 [INFO] [stdout] at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/rt.rs:171:5 [INFO] [stdout] 30: 0x65186e191301 - std::rt::lang_start::h5d51bffdfd88737a [INFO] [stdout] 31: 0x65186e192025 - main [INFO] [stdout] 32: 0x7157ff3ac1ca - [INFO] [stdout] 33: 0x7157ff3ac28b - __libc_start_main [INFO] [stdout] 34: 0x65186e191115 - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 147) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 36 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.73s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "1ffa81f2ab9c72ce93064dbd51eb89f7a20aaad49885571e2e773fddd98ec651", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ffa81f2ab9c72ce93064dbd51eb89f7a20aaad49885571e2e773fddd98ec651", kill_on_drop: false }` [INFO] [stdout] 1ffa81f2ab9c72ce93064dbd51eb89f7a20aaad49885571e2e773fddd98ec651