[INFO] cloning repository https://github.com/countcraicula/markdown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/countcraicula/markdown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcountcraicula%2Fmarkdown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcountcraicula%2Fmarkdown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78b3129a16c5dc589aa109c5a1cb54f2d53e731f
[INFO] documenting countcraicula/markdown against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcountcraicula%2Fmarkdown" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/countcraicula/markdown on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/countcraicula/markdown
[INFO] finished tweaking git repo https://github.com/countcraicula/markdown
[INFO] tweaked toml for git repo https://github.com/countcraicula/markdown written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/countcraicula/markdown 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gtk3-macros v0.14.0
[INFO] [stderr]   Downloaded exec v0.3.1
[INFO] [stderr]   Downloaded gtk-sys v0.14.0
[INFO] [stderr]   Downloaded path-slash v0.1.4
[INFO] [stderr]   Downloaded atk-sys v0.14.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.14.0
[INFO] [stderr]   Downloaded cargo-emit v0.1.1
[INFO] [stderr]   Downloaded process_path v0.1.3
[INFO] [stderr]   Downloaded cairo-rs v0.14.1
[INFO] [stderr]   Downloaded detour v0.8.0
[INFO] [stderr]   Downloaded pango v0.14.0
[INFO] [stderr]   Downloaded nativeshell_build v0.1.9
[INFO] [stderr]   Downloaded atk v0.14.0
[INFO] [stderr]   Downloaded gdk-sys v0.14.0
[INFO] [stderr]   Downloaded gdk v0.14.0
[INFO] [stderr]   Downloaded glib v0.14.2
[INFO] [stderr]   Downloaded gio v0.14.0
[INFO] [stderr]   Downloaded gtk v0.14.0
[INFO] [stderr]   Downloaded nativeshell v0.1.9
[INFO] [stderr]   Downloaded slice-pool v0.4.1
[INFO] [stderr]   Downloaded libudis86-sys v0.2.1
[INFO] [stderr]   Downloaded mmap-fixed v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1217db617295f2e98a311411c41f3e060d8a3cad6579009c89294f3dd79ccd89
[INFO] running `Command { std: "docker" "start" "-a" "1217db617295f2e98a311411c41f3e060d8a3cad6579009c89294f3dd79ccd89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1217db617295f2e98a311411c41f3e060d8a3cad6579009c89294f3dd79ccd89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1217db617295f2e98a311411c41f3e060d8a3cad6579009c89294f3dd79ccd89", kill_on_drop: false }`
[INFO] [stdout] 1217db617295f2e98a311411c41f3e060d8a3cad6579009c89294f3dd79ccd89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 484cb65db7cc52462e58d86f19eb3f6f0f911ce9e8797754ea9303f9b673a765
[INFO] running `Command { std: "docker" "start" "-a" "484cb65db7cc52462e58d86f19eb3f6f0f911ce9e8797754ea9303f9b673a765", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling cfg-expr v0.8.1
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling cargo-emit v0.1.1
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling path-slash v0.1.4
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling gio v0.14.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling gtk v0.14.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling velcro_core v0.5.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling velcro_macros v0.5.2
[INFO] [stderr]     Checking velcro v0.5.3
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling nativeshell_build v0.1.9
[INFO] [stderr]    Compiling system-deps v3.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling glib-macros v0.14.1
[INFO] [stderr]    Compiling gtk3-macros v0.14.0
[INFO] [stderr]    Compiling glib-sys v0.14.0
[INFO] [stderr]    Compiling gobject-sys v0.14.0
[INFO] [stderr]    Compiling gio-sys v0.14.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.14.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.14.0
[INFO] [stderr]    Compiling pango-sys v0.14.0
[INFO] [stderr]    Compiling gdk-sys v0.14.0
[INFO] [stderr]    Compiling atk-sys v0.14.0
[INFO] [stderr]    Compiling gtk-sys v0.14.0
[INFO] [stderr]    Compiling nativeshell v0.1.9
[INFO] [stderr]    Compiling app_template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `app_template v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/app_template-d568b913e43d5211/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr] 
[INFO] [stderr]   ** Build failed with error **
[INFO] [stderr] 
[INFO] [stderr]   Couldn't find Flutter installation. Plase make sure 'flutter' executable is in PATH or specify 'flutter_path' in FlutterOptions
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'explicit panic', build.rs:26:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5653c13a3eba - std::backtrace_rs::backtrace::libunwind::trace::ha9053a9a07ca49cb
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x5653c13a3eba - std::backtrace_rs::backtrace::trace_unsynchronized::h9c2852a457ad564e
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5653c13a3eba - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x5653c13a3eba - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5779d7bf7f70cb0c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x5653c13ca48e - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stderr]      5:     0x5653c13a0bd5 - std::io::Write::write_fmt::h4bc1f301cb9e9cce
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stderr]      6:     0x5653c13a3c85 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x5653c13a3c85 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x5653c13a565f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stderr]      9:     0x5653c13a539b - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:290:9
[INFO] [stderr]     10:     0x5653c13a5c08 - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:692:13
[INFO] [stderr]     11:     0x5653c12e280a - std::panicking::begin_panic::{{closure}}::hcde78b7c8ef3cc51
[INFO] [stderr]     12:     0x5653c12e154a - std::sys_common::backtrace::__rust_end_short_backtrace::h17731324871b77da
[INFO] [stderr]     13:     0x5653c12e2763 - std::panicking::begin_panic::hc5c0e970cc9ac343
[INFO] [stderr]     14:     0x5653c1273633 - build_script_build::main::hb97e12a7b2740144
[INFO] [stderr]     15:     0x5653c1273313 - core::ops::function::FnOnce::call_once::h70ea3dc8657e2bce
[INFO] [stderr]     16:     0x5653c1273689 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9a496d4cf5247f03
[INFO] [stderr]     17:     0x5653c12733a9 - std::rt::lang_start::{{closure}}::ha2c921374bc91988
[INFO] [stderr]     18:     0x5653c139c3fc - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd6efcd3bec896f2c
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:287:13
[INFO] [stderr]     19:     0x5653c139c3fc - std::panicking::try::do_call::hce04e543bb1f4cbb
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     20:     0x5653c139c3fc - std::panicking::try::h3342dd4e1f680968
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     21:     0x5653c139c3fc - std::panic::catch_unwind::h148ce1e59ac0cee7
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     22:     0x5653c139c3fc - std::rt::lang_start_internal::{{closure}}::h25f9dda2057a67fe
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:48
[INFO] [stderr]     23:     0x5653c139c3fc - std::panicking::try::do_call::h7caaaeaf9401650b
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stderr]     24:     0x5653c139c3fc - std::panicking::try::he7d15285746cbbc2
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stderr]     25:     0x5653c139c3fc - std::panic::catch_unwind::h89fb4f50c0301fe0
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stderr]     26:     0x5653c139c3fc - std::rt::lang_start_internal::h078acd489417d3c1
[INFO] [stderr]                                  at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/rt.rs:148:20
[INFO] [stderr]     27:     0x5653c1273387 - std::rt::lang_start::hab506d2b315c5ad0
[INFO] [stderr]     28:     0x5653c1273675 - main
[INFO] [stderr]     29:     0x7fa098f09d90 - <unknown>
[INFO] [stderr]     30:     0x7fa098f09e40 - __libc_start_main
[INFO] [stderr]     31:     0x5653c12731f5 - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "484cb65db7cc52462e58d86f19eb3f6f0f911ce9e8797754ea9303f9b673a765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484cb65db7cc52462e58d86f19eb3f6f0f911ce9e8797754ea9303f9b673a765", kill_on_drop: false }`
[INFO] [stdout] 484cb65db7cc52462e58d86f19eb3f6f0f911ce9e8797754ea9303f9b673a765
