[INFO] fetching crate zserio 0.5.3... [INFO] testing zserio-0.5.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate zserio 0.5.3 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate zserio 0.5.3 [INFO] finished tweaking crates.io crate zserio 0.5.3 [INFO] tweaked toml for crates.io crate zserio 0.5.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate zserio 0.5.3 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate zserio 0.5.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--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] Downloading crates ... [INFO] [stderr] Downloaded rstest v0.22.0 [INFO] [stderr] Downloaded proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Downloaded bitmask-enum v2.2.5 [INFO] [stderr] Downloaded quote v1.0.36 [INFO] [stderr] Downloaded futures-macro v0.3.30 [INFO] [stderr] Downloaded version_check v0.9.4 [INFO] [stderr] Downloaded bitreader v0.3.8 [INFO] [stderr] Downloaded futures-sink v0.3.30 [INFO] [stderr] Downloaded toml_datetime v0.6.8 [INFO] [stderr] Downloaded num-complex v0.4.6 [INFO] [stderr] Downloaded crunchy v0.2.2 [INFO] [stderr] Downloaded duplicate v2.0.1 [INFO] [stderr] Downloaded num-bigint v0.4.6 [INFO] [stderr] Downloaded toml_edit v0.21.1 [INFO] [stderr] Downloaded futures v0.3.30 [INFO] [stderr] Downloaded futures-util v0.3.30 [INFO] [stderr] Downloaded hashbrown v0.14.5 [INFO] [stderr] Downloaded regex v1.10.6 [INFO] [stderr] Downloaded syn v2.0.74 [INFO] [stderr] Downloaded regex-syntax v0.8.4 [INFO] [stderr] Downloaded winnow v0.5.40 [INFO] [stderr] Downloaded indexmap v2.4.0 [INFO] [stderr] Downloaded num v0.4.3 [INFO] [stderr] Downloaded futures-core v0.3.30 [INFO] [stderr] Downloaded futures-timer v3.0.3 [INFO] [stderr] Downloaded regex-automata v0.4.7 [INFO] [stderr] Downloaded rustc_version v0.4.0 [INFO] [stderr] Downloaded half v2.4.1 [INFO] [stderr] Downloaded num-iter v0.1.45 [INFO] [stderr] Downloaded rstest_macros v0.22.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.86 [INFO] [stderr] Downloaded futures-executor v0.3.30 [INFO] [stderr] Downloaded slab v0.4.9 [INFO] [stderr] Downloaded glob v0.3.1 [INFO] [stderr] Downloaded num-integer v0.1.46 [INFO] [stderr] Downloaded num-rational v0.4.2 [INFO] [stderr] Downloaded futures-channel v0.3.30 [INFO] [stderr] Downloaded pin-project-lite v0.2.14 [INFO] [stderr] Downloaded autocfg v1.3.0 [INFO] [stderr] Downloaded unicode-ident v1.0.12 [INFO] [stderr] Downloaded relative-path v1.9.3 [INFO] [stderr] Downloaded thiserror-impl v1.0.63 [INFO] [stderr] Downloaded futures-task v0.3.30 [INFO] [stderr] Downloaded equivalent v1.0.1 [INFO] [stderr] Downloaded semver v1.0.23 [INFO] [stderr] Downloaded rust-bitwriter v0.0.1 [INFO] [stderr] Downloaded thiserror v1.0.63 [INFO] [stderr] Downloaded futures-io v0.3.30 [INFO] [stderr] Downloaded proc-macro-crate v3.1.0 [INFO] [stderr] Downloaded cfg-if v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 824770e814190bf9ef804cc1153a9cfb776126ab764fec29a849dfdb404679d2 [INFO] running `Command { std: "docker" "start" "-a" "824770e814190bf9ef804cc1153a9cfb776126ab764fec29a849dfdb404679d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "824770e814190bf9ef804cc1153a9cfb776126ab764fec29a849dfdb404679d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "824770e814190bf9ef804cc1153a9cfb776126ab764fec29a849dfdb404679d2", kill_on_drop: false }` [INFO] [stdout] 824770e814190bf9ef804cc1153a9cfb776126ab764fec29a849dfdb404679d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cedd948f8417ee8a63d366dc8ffc3b92aaee1a8fda244bbd5886dd15dcff7251 [INFO] running `Command { std: "docker" "start" "-a" "cedd948f8417ee8a63d366dc8ffc3b92aaee1a8fda244bbd5886dd15dcff7251", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Compiling rust-bitwriter v0.0.1 [INFO] [stderr] Compiling half v2.4.1 [INFO] [stderr] Compiling bitreader v0.3.8 [INFO] [stderr] Compiling syn v2.0.74 [INFO] [stderr] Compiling num-complex v0.4.6 [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 duplicate v2.0.1 [INFO] [stderr] Compiling bitmask-enum v2.2.5 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling zserio v0.5.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.41s [INFO] running `Command { std: "docker" "inspect" "cedd948f8417ee8a63d366dc8ffc3b92aaee1a8fda244bbd5886dd15dcff7251", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cedd948f8417ee8a63d366dc8ffc3b92aaee1a8fda244bbd5886dd15dcff7251", kill_on_drop: false }` [INFO] [stdout] cedd948f8417ee8a63d366dc8ffc3b92aaee1a8fda244bbd5886dd15dcff7251 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6da66d82da4c788e6f8027adbed2380e7eaf85356558fd5f34f809fad76f464e [INFO] running `Command { std: "docker" "start" "-a" "6da66d82da4c788e6f8027adbed2380e7eaf85356558fd5f34f809fad76f464e", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling relative-path v1.9.3 [INFO] [stderr] Compiling syn v2.0.74 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling rstest_macros v0.22.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling indexmap v2.4.0 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [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 duplicate v2.0.1 [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 v0.5.3 (/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 17.36s [INFO] running `Command { std: "docker" "inspect" "6da66d82da4c788e6f8027adbed2380e7eaf85356558fd5f34f809fad76f464e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6da66d82da4c788e6f8027adbed2380e7eaf85356558fd5f34f809fad76f464e", kill_on_drop: false }` [INFO] [stdout] 6da66d82da4c788e6f8027adbed2380e7eaf85356558fd5f34f809fad76f464e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ff5e090793ab085ddd0eec0403ecf38bf0516d3371f861746aaa506565a907c6 [INFO] running `Command { std: "docker" "start" "-a" "ff5e090793ab085ddd0eec0403ecf38bf0516d3371f861746aaa506565a907c6", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zserio-a7a24f699446e181) [INFO] [stdout] running 8 tests [INFO] [stdout] test numbits::test::test_numbits ... ok [INFO] [stdout] test ztype::bit_alignment::tests::alignment ... 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] 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::varint_decode::tests::test_read_varint32::case_1 ... ok [INFO] [stdout] test numbits::test::test_bit_length ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [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/lib.rs - to_bytes (line 78) ... ok [INFO] [stdout] test src/lib.rs - from_reader (line 160) ... ok [INFO] [stdout] test src/lib.rs - from_bytes (line 130) ... ok [INFO] [stdout] test src/ztype/bit_alignment.rs - ztype::bit_alignment::align_to (line 5) ... ok [INFO] [stdout] test src/lib.rs - from_file (line 190) ... 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' (194) 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: 0x5c98547cdbca - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5c98547cdbca - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5c98547cdbca - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5c98547cdbca - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5c98547de0ba - ::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5c98547de0ba - core[fa0eadad68403074]::fmt::write [INFO] [stdout] 6: 0x5c98547d1312 - std[31e582c13f4e914f]::io::default_write_fmt:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5c98547d1312 - ::write_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x5c98547b9b3f - ::print [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x5c98547b9b3f - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5c98547ca131 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:319:9 [INFO] [stdout] 11: 0x5c98547ca2eb - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:825:13 [INFO] [stdout] 12: 0x5c98547b9bf8 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stdout] 13: 0x5c98547af1e9 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 14: 0x5c98547ba3dd - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stdout] 15: 0x5c98547de76c - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x5c98547de542 - core[fa0eadad68403074]::result::unwrap_failed [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1867:5 [INFO] [stdout] 17: 0x5c98547a1022 - >::expect [INFO] [stdout] 18: 0x5c98547a17f6 - rust_out[6ca516bbe19c3985]::main::_doctest_main_src_lib_rs_98_0 [INFO] [stdout] 19: 0x5c98547a0fc6 - rust_out[6ca516bbe19c3985]::main [INFO] [stdout] 20: 0x5c98547a1e53 - >::call_once [INFO] [stdout] 21: 0x5c98547a0e26 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] 22: 0x5c98547a0f89 - std[31e582c13f4e914f]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 23: 0x5c98547c98b4 - <&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 24: 0x5c98547c98b4 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 25: 0x5c98547c98b4 - std[31e582c13f4e914f]::panicking::catch_unwind:: + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 26: 0x5c98547c98b4 - std[31e582c13f4e914f]::panic::catch_unwind::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5c98547c98b4 - std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5c98547c98b4 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x5c98547c98b4 - std[31e582c13f4e914f]::panicking::catch_unwind:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x5c98547c98b4 - std[31e582c13f4e914f]::panic::catch_unwind:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5c98547c98b4 - std[31e582c13f4e914f]::rt::lang_start_internal [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5c98547a0d71 - std[31e582c13f4e914f]::rt::lang_start::<()> [INFO] [stdout] 33: 0x5c98547a2365 - main [INFO] [stdout] 34: 0x7ee30316c1ca - [INFO] [stdout] 35: 0x7ee30316c28b - __libc_start_main [INFO] [stdout] 36: 0x5c98547a0765 - _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 0.81s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "ff5e090793ab085ddd0eec0403ecf38bf0516d3371f861746aaa506565a907c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff5e090793ab085ddd0eec0403ecf38bf0516d3371f861746aaa506565a907c6", kill_on_drop: false }` [INFO] [stdout] ff5e090793ab085ddd0eec0403ecf38bf0516d3371f861746aaa506565a907c6