[INFO] fetching crate clog 0.11.0...
[INFO] testing clog-0.11.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] extracting crate clog 0.11.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate clog 0.11.0
[INFO] finished tweaking crates.io crate clog 0.11.0
[INFO] tweaked toml for crates.io crate clog 0.11.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate clog 0.11.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.13.0)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.28.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding toml v0.5.11 (available: v1.1.0+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-conv v0.2.1
[INFO] [stderr]   Downloaded time-core v0.1.8
[INFO] [stderr]   Downloaded strum v0.24.1
[INFO] [stderr]   Downloaded strum_macros v0.24.3
[INFO] [stderr]   Downloaded deranged v0.5.8
[INFO] [stderr]   Downloaded time-macros v0.2.27
[INFO] [stderr]   Downloaded time v0.3.47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0250af95dec432cc08f4b3c0b304a41c65b57903b7ab9043afeb1b01ee77e65b
[INFO] running `Command { std: "docker" "start" "-a" "0250af95dec432cc08f4b3c0b304a41c65b57903b7ab9043afeb1b01ee77e65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0250af95dec432cc08f4b3c0b304a41c65b57903b7ab9043afeb1b01ee77e65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0250af95dec432cc08f4b3c0b304a41c65b57903b7ab9043afeb1b01ee77e65b", kill_on_drop: false }`
[INFO] [stdout] 0250af95dec432cc08f4b3c0b304a41c65b57903b7ab9043afeb1b01ee77e65b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2af64e5cbd54411552d9858ff5071015307cc0fb11c330aa1b5af7ac1e96c01
[INFO] running `Command { std: "docker" "start" "-a" "e2af64e5cbd54411552d9858ff5071015307cc0fb11c330aa1b5af7ac1e96c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling num-conv v0.2.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling clog v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.92s
[INFO] running `Command { std: "docker" "inspect" "e2af64e5cbd54411552d9858ff5071015307cc0fb11c330aa1b5af7ac1e96c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2af64e5cbd54411552d9858ff5071015307cc0fb11c330aa1b5af7ac1e96c01", kill_on_drop: false }`
[INFO] [stdout] e2af64e5cbd54411552d9858ff5071015307cc0fb11c330aa1b5af7ac1e96c01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70a501b78ab2a591521f2df92c4d3f899e5e5b016922c0189c6595e172c19282
[INFO] running `Command { std: "docker" "start" "-a" "70a501b78ab2a591521f2df92c4d3f899e5e5b016922c0189c6595e172c19282", kill_on_drop: false }`
[INFO] [stderr]    Compiling clog v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "70a501b78ab2a591521f2df92c4d3f899e5e5b016922c0189c6595e172c19282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a501b78ab2a591521f2df92c4d3f899e5e5b016922c0189c6595e172c19282", kill_on_drop: false }`
[INFO] [stdout] 70a501b78ab2a591521f2df92c4d3f899e5e5b016922c0189c6595e172c19282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c22d9e363c8166e22418838ffd87ecc7e12dc0c5360adf7cffb82e0e2781afbb
[INFO] running `Command { std: "docker" "start" "-a" "c22d9e363c8166e22418838ffd87ecc7e12dc0c5360adf7cffb82e0e2781afbb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/clog-3a0a120171cef43d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test config::tests::from_config ... ok
[INFO] [stdout] test config::tests::dogfood_config ... 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]    Doc-tests clog
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test src/clog.rs - clog::Clog::git_work_tree (line 485) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::grep (line 273) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::get_commits (line 530) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::infile (line 454) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::link_style (line 325) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::format (line 287) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::from (line 374) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::outfile (line 431) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::get_latest_tag (line 619) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::get_last_commit (line 664) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::output_format (line 516) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::write_changelog (line 759) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::version (line 342) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::write_changelog_from (line 840) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::write_changelog_to (line 794) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::from_config (line 203) - compile ... ok
[INFO] [stdout] test src/fmt/json_writer.rs - fmt::json_writer::JsonWriter (line 12) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::write_changelog_with (line 897) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::get_latest_tag_ver (line 641) - compile ... ok
[INFO] [stdout] test src/link_style.rs - link_style::LinkStyle::commit_link (line 64) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::git_dir (line 471) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::new (line 166) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::to (line 389) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::component_for (line 740) - compile ... ok
[INFO] [stdout] test src/fmt/md_writer.rs - fmt::md_writer::MarkdownWriter (line 11) - compile ... ok
[INFO] [stdout] test src/fmt/md_writer.rs - fmt::md_writer::MarkdownWriter<'a>::new (line 37) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::subtitle (line 356) - compile ... ok
[INFO] [stdout] test src/sectionmap.rs - sectionmap::SectionMap::from_commits (line 20) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::changelog (line 407) - compile ... ok
[INFO] [stdout] test src/link_style.rs - link_style::LinkStyle::issue_link (line 40) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::with_git_work_tree (line 185) - compile ... ok
[INFO] [stdout] test src/fmt/json_writer.rs - fmt::json_writer::JsonWriter<'a>::new (line 38) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::repository (line 306) - compile ... ok
[INFO] [stdout] test src/link_style.rs - link_style::LinkStyle (line 10) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::patch_ver (line 502) - compile ... ok
[INFO] [stdout] test src/clog.rs - clog::Clog::section_for (line 723) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 50) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (229) panicked at src/lib.rs:18:28:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62a55a9c5f5a - std[f92b4c606f291077]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62a55a9c5f5a - std[f92b4c606f291077]::backtrace_rs::backtrace::trace_unsynchronized::<std[f92b4c606f291077]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62a55a9c5f5a - std[f92b4c606f291077]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62a55a9c5f5a - <<std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[786f478f706679df]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62a55a9da9ba - <core[786f478f706679df]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62a55a9da9ba - core[786f478f706679df]::fmt::write
[INFO] [stdout]    6:     0x62a55a9ca7e2 - std[f92b4c606f291077]::io::default_write_fmt::<std[f92b4c606f291077]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x62a55a9ca7e2 - <std[f92b4c606f291077]::sys::stdio::unix::Stderr as std[f92b4c606f291077]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x62a55a9aacff - <std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62a55a9aacff - std[f92b4c606f291077]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62a55a9c18c1 - std[f92b4c606f291077]::panicking::default_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x62a55a9c1a7b - std[f92b4c606f291077]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x62a55a9aadb8 - std[f92b4c606f291077]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x62a55a9a2839 - std[f92b4c606f291077]::sys::backtrace::__rust_end_short_backtrace::<std[f92b4c606f291077]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x62a55a9ab71d - __rustc[8241495c18a89d70]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x62a55a9db1fc - core[786f478f706679df]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x62a55a9daf72 - core[786f478f706679df]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x62a55a62f344 - rust_out[ed1579ae55fdba85]::main
[INFO] [stdout]   18:     0x62a55a62f893 - <fn() as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   19:     0x62a55a62f086 - std[f92b4c606f291077]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   20:     0x62a55a62f099 - std[f92b4c606f291077]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   21:     0x62a55a9c0c44 - <&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   22:     0x62a55a9c0c44 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   23:     0x62a55a9c0c44 - std[f92b4c606f291077]::panicking::catch_unwind::<i32, &dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   24:     0x62a55a9c0c44 - std[f92b4c606f291077]::panic::catch_unwind::<&dyn core[786f478f706679df]::ops::function::Fn<(), Output = i32> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   25:     0x62a55a9c0c44 - std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:175:24
[INFO] [stdout]   26:     0x62a55a9c0c44 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x62a55a9c0c44 - std[f92b4c606f291077]::panicking::catch_unwind::<isize, std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x62a55a9c0c44 - std[f92b4c606f291077]::panic::catch_unwind::<std[f92b4c606f291077]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x62a55a9c0c44 - std[f92b4c606f291077]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/rt.rs:171:5
[INFO] [stdout]   30:     0x62a55a62f071 - std[f92b4c606f291077]::rt::lang_start::<()>
[INFO] [stdout]   31:     0x62a55a62f8f5 - main
[INFO] [stdout]   32:     0x777fabd441ca - <unknown>
[INFO] [stdout]   33:     0x777fabd4428b - __libc_start_main
[INFO] [stdout]   34:     0x62a55a62e6b5 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 50)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 36 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c22d9e363c8166e22418838ffd87ecc7e12dc0c5360adf7cffb82e0e2781afbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22d9e363c8166e22418838ffd87ecc7e12dc0c5360adf7cffb82e0e2781afbb", kill_on_drop: false }`
[INFO] [stdout] c22d9e363c8166e22418838ffd87ecc7e12dc0c5360adf7cffb82e0e2781afbb
