[INFO] fetching crate hieroglyph 0.1.0...
[INFO] testing hieroglyph-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate hieroglyph 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate hieroglyph 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hieroglyph 0.1.0
[INFO] tweaked toml for crates.io crate hieroglyph 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hieroglyph 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hieroglyph 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf
[INFO] running `Command { std: "docker" "start" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
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[INFO] [stderr]    Compiling self_cell v1.0.4
[INFO] [stderr]    Compiling rangemap v1.5.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling twemoji-assets v1.3.0+15.1.0
[INFO] [stderr]    Compiling bytemuck_derive v1.8.0
[INFO] [stderr]    Compiling fontdb v0.22.0
[INFO] [stderr]    Compiling fontdb v0.16.2
[INFO] [stderr]    Compiling bytemuck v1.18.0
[INFO] [stderr]    Compiling font-types v0.7.2
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
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[INFO] [stderr]    Compiling rustybuzz v0.18.0
[INFO] [stderr]    Compiling rgb v0.8.50
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling rustybuzz v0.14.1
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling hieroglyph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling usvg v0.44.0
[INFO] [stderr]    Compiling resvg v0.44.0
[INFO] [stderr]    Compiling skrifa v0.22.3
[INFO] [stderr]    Compiling swash v0.1.19
[INFO] [stderr]    Compiling cosmic-text v0.12.1
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling built v0.7.4
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling nom v7.1.3
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[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling imgref v1.10.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bitstream-io v2.5.3
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling exr v1.72.0
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling svgtypes v0.15.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling bytemuck_derive v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling bytemuck v1.18.0
[INFO] [stderr]    Compiling font-types v0.7.2
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling rgb v0.8.50
[INFO] [stderr]    Compiling rustybuzz v0.18.0
[INFO] [stderr]    Compiling rustybuzz v0.14.1
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling read-fonts v0.22.3
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling usvg v0.44.0
[INFO] [stderr]    Compiling resvg v0.44.0
[INFO] [stderr]    Compiling ravif v0.11.10
[INFO] [stderr]    Compiling image v0.25.2
[INFO] [stderr]    Compiling skrifa v0.22.3
[INFO] [stderr]    Compiling swash v0.1.19
[INFO] [stderr]    Compiling cosmic-text v0.12.1
[INFO] [stderr]    Compiling hieroglyph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 53s
[INFO] running `Command { std: "docker" "inspect" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/hieroglyph/3b69bcae26479684/out/hieroglyph-3b69bcae26479684)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test draw::tests::pixel_iter_works ... ok
[INFO] [stdout] test segments::segmentation_works ... ok
[INFO] [stdout] test fonts::fonts_are_valid ... ok
[INFO] [stdout] test draw::tests::width_estimation_matches_drawn_output ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hieroglyph
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/draw.rs - draw::DrawingContextBuilder (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 26) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (3258) panicked at /tmp/rustdoctestzk2FG3/doctest_bundle_2024.rs:43:41:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x63aeca240111 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63aeca240111 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63aeca240111 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x63aeca240111 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x63aeca257b2a - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x63aeca257b2a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x63aeca24535c - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x63aeca24535c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x63aeca21b6c6 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x63aeca21b6c6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x63aeca238031 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x63aeca23835b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stdout]   12:     0x63aeca21b772 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   13:     0x63aeca214219 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x63aeca21c4fd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   15:     0x63aeca25829c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x63aeca258072 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1870:5
[INFO] [stdout]   17:     0x63aec9c1e9ba - doctest_bundle_2024[8cc95805e96201d2]::__doctest_1::main
[INFO] [stdout]   18:     0x63aec9c1ea5e - doctest_bundle_2024[8cc95805e96201d2]::__doctest_1::__main_fn
[INFO] [stdout]   19:     0x63aec9c0f011 - doctest_runner_2024[a5234fb354d81c5]::__doctest_1::TEST::{closure#0}
[INFO] [stdout]   20:     0x63aec9c132c6 - <doctest_runner_2024[a5234fb354d81c5]::__doctest_1::TEST::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x63aec9c0f400 - doctest_runner_2024[a5234fb354d81c5]::main
[INFO] [stdout]   22:     0x63aec9c131d3 - <fn() -> std[617be2ca0a6fd877]::process::ExitCode as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   23:     0x63aec9c0e5c6 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> std[617be2ca0a6fd877]::process::ExitCode, std[617be2ca0a6fd877]::process::ExitCode>
[INFO] [stdout]   24:     0x63aec9c0eda9 - std[617be2ca0a6fd877]::rt::lang_start::<std[617be2ca0a6fd877]::process::ExitCode>::{closure#0}
[INFO] [stdout]   25:     0x63aeca237058 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x63aeca237058 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   27:     0x63aeca237058 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   28:     0x63aeca237058 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x63aeca237058 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x63aeca237058 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   31:     0x63aeca237058 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   32:     0x63aeca237058 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x63aeca237058 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x63aec9c0dc01 - std[617be2ca0a6fd877]::rt::lang_start::<std[617be2ca0a6fd877]::process::ExitCode>
[INFO] [stdout]   35:     0x63aec9c135c5 - main
[INFO] [stdout]   36:     0x74f3e87f3601 - <unknown>
[INFO] [stdout]   37:     0x74f3e87f3718 - __libc_start_main
[INFO] [stdout]   38:     0x63aec9c0cd95 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 26)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.99s; merged doctests compilation took 0.83s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf", kill_on_drop: false }`
[INFO] [stdout] 02b529e1d811dbe7e072af31dd782ddb9e70ec76d1dc0a1ad2d8d41244520aaf
