[INFO] fetching crate qirust 0.1.31...
[INFO] testing qirust-0.1.31 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate qirust 0.1.31 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate qirust 0.1.31
[INFO] finished tweaking crates.io crate qirust 0.1.31
[INFO] tweaked toml for crates.io crate qirust 0.1.31 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qirust 0.1.31 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qirust 0.1.31 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f982ac7615fe62db29e95a0cd6bb1f4c9e3bd85dcdd4e503b9b4b0da665c6c42
[INFO] running `Command { std: "docker" "start" "-a" "f982ac7615fe62db29e95a0cd6bb1f4c9e3bd85dcdd4e503b9b4b0da665c6c42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f982ac7615fe62db29e95a0cd6bb1f4c9e3bd85dcdd4e503b9b4b0da665c6c42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f982ac7615fe62db29e95a0cd6bb1f4c9e3bd85dcdd4e503b9b4b0da665c6c42", kill_on_drop: false }`
[INFO] [stdout] f982ac7615fe62db29e95a0cd6bb1f4c9e3bd85dcdd4e503b9b4b0da665c6c42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45d2a8c6d83df5d70f33bbd7718acad516a2eefc9d2f5eb3053be50e0c331bc8
[INFO] running `Command { std: "docker" "start" "-a" "45d2a8c6d83df5d70f33bbd7718acad516a2eefc9d2f5eb3053be50e0c331bc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling aligned v0.4.3
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling y4m v0.8.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling bitstream-io v4.9.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling weezl v0.1.10
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling imgref v1.11.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling zune-jpeg v0.4.21
[INFO] [stderr]    Compiling pxfm v0.1.24
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling avif-serialize v0.8.3
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling zune-core v0.5.0
[INFO] [stderr]    Compiling bytemuck v1.23.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling rgb v0.8.50
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling image-webp v0.2.1
[INFO] [stderr]    Compiling zune-jpeg v0.5.8
[INFO] [stderr]    Compiling gif v0.14.1
[INFO] [stderr]    Compiling moxcms v0.7.5
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling profiling-procmacros v1.0.16
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling fax_derive v0.2.0
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling profiling v1.0.16
[INFO] [stderr]    Compiling equator v0.4.2
[INFO] [stderr]    Compiling aligned-vec v0.6.4
[INFO] [stderr]    Compiling fax v0.2.6
[INFO] [stderr]    Compiling tiff v0.10.3
[INFO] [stderr]    Compiling ravif v0.12.0
[INFO] [stderr]    Compiling image v0.25.9
[INFO] [stderr]    Compiling qirust v0.1.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "45d2a8c6d83df5d70f33bbd7718acad516a2eefc9d2f5eb3053be50e0c331bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45d2a8c6d83df5d70f33bbd7718acad516a2eefc9d2f5eb3053be50e0c331bc8", kill_on_drop: false }`
[INFO] [stdout] 45d2a8c6d83df5d70f33bbd7718acad516a2eefc9d2f5eb3053be50e0c331bc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 494cdf5e6a77cd4cb4c4809df503a721d53566a6b08202fc25d306ab7e9fb883
[INFO] running `Command { std: "docker" "start" "-a" "494cdf5e6a77cd4cb4c4809df503a721d53566a6b08202fc25d306ab7e9fb883", kill_on_drop: false }`
[INFO] [stderr]    Compiling qirust v0.1.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "494cdf5e6a77cd4cb4c4809df503a721d53566a6b08202fc25d306ab7e9fb883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494cdf5e6a77cd4cb4c4809df503a721d53566a6b08202fc25d306ab7e9fb883", kill_on_drop: false }`
[INFO] [stdout] 494cdf5e6a77cd4cb4c4809df503a721d53566a6b08202fc25d306ab7e9fb883
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b705d50afc1cc6816adb4c260b85a24dd9cb396340aaac3230f3fd5c6dba2ce
[INFO] running `Command { std: "docker" "start" "-a" "0b705d50afc1cc6816adb4c260b85a24dd9cb396340aaac3230f3fd5c6dba2ce", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qirust-0b95c9c31a493917)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test helper::tests::test_frame_qr_save_config_builder ... ok
[INFO] [stdout] test helper::tests::test_frame_qr_save_config_validation ... ok
[INFO] [stdout] test qrcode::tests::test_is_numeric ... ok
[INFO] [stdout] test qrcode::tests::test_is_alphanumeric ... ok
[INFO] [stdout] test helper::tests::test_frame_qr_svg_config_builder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qirust
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test src/helper.rs - helper (line 33) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::DataTooLong (line 33) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::QrCode (line 33) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::QrCodeEcc (line 33) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::EncodeTextOptions (line 33) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::Version (line 33) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::QrCode (line 20) ... ok
[INFO] [stdout] test src/helper.rs - helper (line 20) ... ok
[INFO] [stdout] test src/helper.rs - helper::generate_frameqr (line 1210) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::encode_base64 (line 317) ... ok
[INFO] [stdout] test src/helper.rs - helper::generate_frameqr_buffer (line 1573) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::Version (line 20) ... ok
[INFO] [stdout] test src/helper.rs - helper::DataTooLong (line 20) ... ok
[INFO] [stdout] test src/helper.rs - helper::EncodeTextOptions (line 20) ... ok
[INFO] [stdout] test src/helper.rs - helper::QrCodeEcc (line 20) ... ok
[INFO] [stdout] test src/helper.rs - helper::frameqr_to_image_and_save (line 983) ... FAILED
[INFO] [stdout] test src/helper.rs - helper::generate_image (line 1298) ... FAILED
[INFO] [stdout] test src/helper.rs - helper::frameqr_to_svg_string (line 558) ... ok
[INFO] [stdout] test src/helper.rs - helper::qr_to_image_and_save (line 800) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::generate_image_buffer (line 1463) ... ok
[INFO] [stdout] test src/helper.rs - helper::hex_to_rgb (line 1821) ... ok
[INFO] [stdout] test src/lib.rs - (line 40) - compile ... ok
[INFO] [stdout] test src/helper.rs - helper::generate_svg_string (line 1362) ... ok
[INFO] [stdout] test src/helper.rs - helper::hex_to_rgba (line 1762) ... ok
[INFO] [stdout] test src/helper.rs - helper::mix_colors (line 1426) ... ok
[INFO] [stdout] test src/helper.rs - helper::print_qr (line 745) ... ok
[INFO] [stdout] test src/lib.rs - (line 76) ... ok
[INFO] [stdout] test src/helper.rs - helper::to_svg_string (line 383) ... ok
[INFO] [stdout] test src/qrcode.rs - qrcode::QrCode (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/qrcode.rs - qrcode::QrCode<'a>::encode_text (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/helper.rs - helper::frameqr_to_image_and_save (line 983) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (311) panicked at src/helper.rs:32:39:
[INFO] [stdout] Failed to save styled QR code: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x647f8debc78a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x647f8debc78a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized::<std[128c3efe2914e152]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x647f8debc78a - std[128c3efe2914e152]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x647f8debc78a - <<std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x647f8ded141a - <core[6771d259883166e6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x647f8ded141a - core[6771d259883166e6]::fmt::write
[INFO] [stdout]    6:     0x647f8dec0c82 - std[128c3efe2914e152]::io::default_write_fmt::<std[128c3efe2914e152]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x647f8dec0c82 - <std[128c3efe2914e152]::sys::stdio::unix::Stderr as std[128c3efe2914e152]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x647f8dea289f - <std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x647f8dea289f - std[128c3efe2914e152]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x647f8deb5531 - std[128c3efe2914e152]::panicking::default_hook
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x647f8deb57ab - std[128c3efe2914e152]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x647f8dea2958 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x647f8de97c29 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace::<std[128c3efe2914e152]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x647f8dea35dd - __rustc[752cc74e29381ccc]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x647f8ded1bac - core[6771d259883166e6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x647f8ded1922 - core[6771d259883166e6]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x647f8d499d38 - core::result::Result<T,E>::expect::h4bd0b3fdcfcaf00d
[INFO] [stdout]   18:     0x647f8d49a767 - rust_out::main::_doctest_main_src_helper_rs_983_0::hb73dcf112f1ea226
[INFO] [stdout]   19:     0x647f8d49a0f6 - rust_out::main::h82fb2350cf581080
[INFO] [stdout]   20:     0x647f8d499c73 - core::ops::function::FnOnce::call_once::ha255b9c9bfd362b0
[INFO] [stdout]   21:     0x647f8d499bc6 - std::sys::backtrace::__rust_begin_short_backtrace::h2d9a46d63e3b4cf7
[INFO] [stdout]   22:     0x647f8d499ba9 - std::rt::lang_start::{{closure}}::ha4a2862521902498
[INFO] [stdout]   23:     0x647f8deb4a84 - <&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x647f8deb4a84 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x647f8deb4a84 - std[128c3efe2914e152]::panicking::catch_unwind::<i32, &dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26:     0x647f8deb4a84 - std[128c3efe2914e152]::panic::catch_unwind::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x647f8deb4a84 - std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x647f8deb4a84 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x647f8deb4a84 - std[128c3efe2914e152]::panicking::catch_unwind::<isize, std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x647f8deb4a84 - std[128c3efe2914e152]::panic::catch_unwind::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x647f8deb4a84 - std[128c3efe2914e152]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x647f8d499b91 - std::rt::lang_start::h45abc79480616123
[INFO] [stdout]   33:     0x647f8d49a7c5 - main
[INFO] [stdout]   34:     0x76cad7a0d1ca - <unknown>
[INFO] [stdout]   35:     0x76cad7a0d28b - __libc_start_main
[INFO] [stdout]   36:     0x647f8d499aa5 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/helper.rs - helper::generate_image (line 1298) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (340) panicked at src/helper.rs:8:6:
[INFO] [stdout] Failed to generate QR code: ImageError(IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b6e6198057a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b6e6198057a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized::<std[128c3efe2914e152]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b6e6198057a - std[128c3efe2914e152]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b6e6198057a - <<std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b6e619945da - <core[6771d259883166e6]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b6e619945da - core[6771d259883166e6]::fmt::write
[INFO] [stdout]    6:     0x5b6e61984852 - std[128c3efe2914e152]::io::default_write_fmt::<std[128c3efe2914e152]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x5b6e61984852 - <std[128c3efe2914e152]::sys::stdio::unix::Stderr as std[128c3efe2914e152]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x5b6e6196669f - <std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b6e6196669f - std[128c3efe2914e152]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b6e61979331 - std[128c3efe2914e152]::panicking::default_hook
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5b6e619795ab - std[128c3efe2914e152]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5b6e61966758 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5b6e6195ba29 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace::<std[128c3efe2914e152]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5b6e619673dd - __rustc[752cc74e29381ccc]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5b6e61994d6c - core[6771d259883166e6]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5b6e61994ae2 - core[6771d259883166e6]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x5b6e61225648 - core::result::Result<T,E>::expect::h4683324e79005d4e
[INFO] [stdout]   18:     0x5b6e612259d4 - rust_out::main::_doctest_main_src_helper_rs_1298_0::hf035d70c5504c693
[INFO] [stdout]   19:     0x5b6e61225976 - rust_out::main::h82fb2350cf581080
[INFO] [stdout]   20:     0x5b6e61225583 - core::ops::function::FnOnce::call_once::ha255b9c9bfd362b0
[INFO] [stdout]   21:     0x5b6e61225556 - std::sys::backtrace::__rust_begin_short_backtrace::h2d9a46d63e3b4cf7
[INFO] [stdout]   22:     0x5b6e61225539 - std::rt::lang_start::{{closure}}::ha4a2862521902498
[INFO] [stdout]   23:     0x5b6e61978884 - <&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x5b6e61978884 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x5b6e61978884 - std[128c3efe2914e152]::panicking::catch_unwind::<i32, &dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26:     0x5b6e61978884 - std[128c3efe2914e152]::panic::catch_unwind::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5b6e61978884 - std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5b6e61978884 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5b6e61978884 - std[128c3efe2914e152]::panicking::catch_unwind::<isize, std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5b6e61978884 - std[128c3efe2914e152]::panic::catch_unwind::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5b6e61978884 - std[128c3efe2914e152]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5b6e61225521 - std::rt::lang_start::h45abc79480616123
[INFO] [stdout]   33:     0x5b6e612259f5 - main
[INFO] [stdout]   34:     0x73b4367601ca - <unknown>
[INFO] [stdout]   35:     0x73b43676028b - __libc_start_main
[INFO] [stdout]   36:     0x5b6e61225435 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/helper.rs - helper::frameqr_to_image_and_save (line 983)
[INFO] [stdout]     src/helper.rs - helper::generate_image (line 1298)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 29 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.91s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0b705d50afc1cc6816adb4c260b85a24dd9cb396340aaac3230f3fd5c6dba2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b705d50afc1cc6816adb4c260b85a24dd9cb396340aaac3230f3fd5c6dba2ce", kill_on_drop: false }`
[INFO] [stdout] 0b705d50afc1cc6816adb4c260b85a24dd9cb396340aaac3230f3fd5c6dba2ce
