[INFO] fetching crate zserio 0.5.2... [INFO] testing zserio-0.5.2 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate zserio 0.5.2 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate zserio 0.5.2 [INFO] finished tweaking crates.io crate zserio 0.5.2 [INFO] tweaked toml for crates.io crate zserio 0.5.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate zserio 0.5.2 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] crate crates.io crate zserio 0.5.2 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 93fef06c7614638fcc7dd3fd1da1bd150bda58298edf1a24d79b7c7db46ee4f6 [INFO] running `Command { std: "docker" "start" "-a" "93fef06c7614638fcc7dd3fd1da1bd150bda58298edf1a24d79b7c7db46ee4f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "93fef06c7614638fcc7dd3fd1da1bd150bda58298edf1a24d79b7c7db46ee4f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93fef06c7614638fcc7dd3fd1da1bd150bda58298edf1a24d79b7c7db46ee4f6", kill_on_drop: false }` [INFO] [stdout] 93fef06c7614638fcc7dd3fd1da1bd150bda58298edf1a24d79b7c7db46ee4f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2cb6c35bed8f6c026102773fe28d0987d56260618dc9468da5767964ea53b74 [INFO] running `Command { std: "docker" "start" "-a" "e2cb6c35bed8f6c026102773fe28d0987d56260618dc9468da5767964ea53b74", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling half v2.4.1 [INFO] [stderr] Compiling bitreader v0.3.8 [INFO] [stderr] Compiling rust-bitwriter v0.0.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.74 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling duplicate v1.0.0 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling bitmask-enum v2.2.5 [INFO] [stderr] Compiling zserio v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.44s [INFO] running `Command { std: "docker" "inspect" "e2cb6c35bed8f6c026102773fe28d0987d56260618dc9468da5767964ea53b74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2cb6c35bed8f6c026102773fe28d0987d56260618dc9468da5767964ea53b74", kill_on_drop: false }` [INFO] [stdout] e2cb6c35bed8f6c026102773fe28d0987d56260618dc9468da5767964ea53b74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c952d7556d667fee348e59078efdb3d65eddafeeff6ff9add2d9976de7289ecd [INFO] running `Command { std: "docker" "start" "-a" "c952d7556d667fee348e59078efdb3d65eddafeeff6ff9add2d9976de7289ecd", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling futures-core v0.3.30 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling futures-sink v0.3.30 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-task v0.3.30 [INFO] [stderr] Compiling pin-project-lite v0.2.14 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling syn v2.0.74 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling futures-io v0.3.30 [INFO] [stderr] Compiling relative-path v1.9.3 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling futures-timer v3.0.3 [INFO] [stderr] Compiling futures-channel v0.3.30 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling rstest_macros v0.22.0 [INFO] [stderr] Compiling indexmap v2.4.0 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling regex v1.10.6 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling bitmask-enum v2.2.5 [INFO] [stderr] Compiling futures-util v0.3.30 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling zserio v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling futures-executor v0.3.30 [INFO] [stderr] Compiling futures v0.3.30 [INFO] [stderr] Compiling rstest v0.22.0 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 10.80s [INFO] running `Command { std: "docker" "inspect" "c952d7556d667fee348e59078efdb3d65eddafeeff6ff9add2d9976de7289ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c952d7556d667fee348e59078efdb3d65eddafeeff6ff9add2d9976de7289ecd", kill_on_drop: false }` [INFO] [stdout] c952d7556d667fee348e59078efdb3d65eddafeeff6ff9add2d9976de7289ecd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4c1431e9768b703468643313c44c74892220a18be89aeed436b6de535287b53c [INFO] running `Command { std: "docker" "start" "-a" "4c1431e9768b703468643313c44c74892220a18be89aeed436b6de535287b53c", 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/zserio-c871047f8d4508a6) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test numbits::test::test_numbits ... ok [INFO] [stdout] test ztype::varint_decode::tests::test_read_varint32::case_1 ... ok [INFO] [stdout] test numbits::test::test_bit_length ... ok [INFO] [stdout] test ztype::bit_alignment::tests::alignment ... ok [INFO] [stdout] test ztype::varint_decode::tests::test_read_varint32::case_2 ... ok [INFO] [stdout] test ztype::varint_decode::tests::test_read_varint32::case_3 ... ok [INFO] [stdout] test ztype::varuint_decode::tests::test_read_varuint32::case_1 ... ok [INFO] [stdout] test ztype::varuint_decode::tests::test_read_varuint32::case_2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests zserio [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - (line 12) ... ignored [INFO] [stdout] test src/ztype/bit_alignment.rs - ztype::bit_alignment::align_to (line 5) ... ok [INFO] [stdout] test src/lib.rs - from_bytes (line 130) ... ok [INFO] [stdout] test src/lib.rs - to_bytes (line 78) ... ok [INFO] [stdout] test src/lib.rs - from_file (line 190) ... ok [INFO] [stdout] test src/lib.rs - from_reader (line 160) ... ok [INFO] [stdout] test src/lib.rs - to_writer (line 98) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - to_writer (line 98) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (201) panicked at src/lib.rs:9:50: [INFO] [stdout] can not create file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5f8fba924e02 - 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: 0x5f8fba924e02 - 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: 0x5f8fba924e02 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5f8fba924e02 - ::fmt::h47627beda0767f4c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5f8fba933b3f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5f8fba933b3f - core::fmt::write::h8a63064c67176fd8 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x5f8fba9035c3 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5f8fba9035c3 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5f8fba908912 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5f8fba90a13c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5f8fba909f96 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5f8fba90a715 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5f8fba90a5aa - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5f8fba908a49 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5f8fba8f819d - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5f8fba936fd0 - core::panicking::panic_fmt::hf19c198748ef6a95 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x5f8fba936716 - core::result::unwrap_failed::he81173b5792ad6b0 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5 [INFO] [stdout] 17: 0x5f8fba8f4d02 - core::result::Result::expect::hccc9c1a7aba1d1cc [INFO] [stdout] 18: 0x5f8fba8f5426 - rust_out::main::_doctest_main_src_lib_rs_98_0::hf3583a2e1815bdcd [INFO] [stdout] 19: 0x5f8fba8f5386 - rust_out::main::he986860d8b7bc94f [INFO] [stdout] 20: 0x5f8fba8f4693 - core::ops::function::FnOnce::call_once::hd0f888ea33950d2d [INFO] [stdout] 21: 0x5f8fba8f4606 - std::sys::backtrace::__rust_begin_short_backtrace::h70a8cfcb1f800bff [INFO] [stdout] 22: 0x5f8fba8f4549 - std::rt::lang_start::{{closure}}::h03ca8d00642774ee [INFO] [stdout] 23: 0x5f8fba904970 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 24: 0x5f8fba904970 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x5f8fba904970 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x5f8fba904970 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5f8fba904970 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5f8fba904970 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5f8fba904970 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5f8fba904970 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5f8fba904970 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stdout] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5f8fba8f4531 - std::rt::lang_start::h457230af78cce7e7 [INFO] [stdout] 33: 0x5f8fba8f54d5 - main [INFO] [stdout] 34: 0x7e304e03e1ca - [INFO] [stdout] 35: 0x7e304e03e28b - __libc_start_main [INFO] [stdout] 36: 0x5f8fba8f3875 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - to_writer (line 98) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.15s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "4c1431e9768b703468643313c44c74892220a18be89aeed436b6de535287b53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c1431e9768b703468643313c44c74892220a18be89aeed436b6de535287b53c", kill_on_drop: false }` [INFO] [stdout] 4c1431e9768b703468643313c44c74892220a18be89aeed436b6de535287b53c