[INFO] cloning repository https://github.com/madewithlinux/rust-mandelbrot-gui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madewithlinux/rust-mandelbrot-gui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadewithlinux%2Frust-mandelbrot-gui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadewithlinux%2Frust-mandelbrot-gui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3af90ff8e35ab370ff00882f85757265012823b3
[INFO] documenting madewithlinux/rust-mandelbrot-gui against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadewithlinux%2Frust-mandelbrot-gui" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/madewithlinux/rust-mandelbrot-gui on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-16/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/madewithlinux/rust-mandelbrot-gui
[INFO] finished tweaking git repo https://github.com/madewithlinux/rust-mandelbrot-gui
[INFO] tweaked toml for git repo https://github.com/madewithlinux/rust-mandelbrot-gui written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/madewithlinux/rust-mandelbrot-gui already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 482271a3b59b0efa49faa3e36f445ee092803a432f71e3ffc3f00d674ede6f07
[INFO] running `Command { std: "docker" "start" "-a" "482271a3b59b0efa49faa3e36f445ee092803a432f71e3ffc3f00d674ede6f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "482271a3b59b0efa49faa3e36f445ee092803a432f71e3ffc3f00d674ede6f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482271a3b59b0efa49faa3e36f445ee092803a432f71e3ffc3f00d674ede6f07", kill_on_drop: false }`
[INFO] [stdout] 482271a3b59b0efa49faa3e36f445ee092803a432f71e3ffc3f00d674ede6f07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e22a443629d096c541999fcc43001f00910cf3e5f2658f56b842a63aba017a
[INFO] running `Command { std: "docker" "start" "-a" "b4e22a443629d096c541999fcc43001f00910cf3e5f2658f56b842a63aba017a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.135
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling core_extensions v1.5.2
[INFO] [stderr]    Compiling tstr_proc_macros v0.2.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling core_extensions_proc_macros v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling ash v0.34.0+1.2.203
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking ttf-parser v0.14.0
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.5
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking profiling v1.0.5
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking emath v0.16.0
[INFO] [stderr]     Checking atomic_refcell v0.1.8
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking lebe v0.5.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking pollster v0.2.5
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.12.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking generational-arena v0.2.8
[INFO] [stderr] error: could not compile `paste`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name paste --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/paste-1.0.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=3439cfa4a2da8d7a -C extra-filename=-3439cfa4a2da8d7a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.135/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=1fc549c282ac367d -C extra-filename=-1fc549c282ac367d --out-dir /opt/rustwide/target/debug/build/serde_derive-1fc549c282ac367d -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `serde_json`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.79/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="raw_value"' --cfg 'feature="std"' -C metadata=1b96ab00abe2c641 -C extra-filename=-1b96ab00abe2c641 --out-dir /opt/rustwide/target/debug/build/serde_json-1b96ab00abe2c641 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `glow`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name glow --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/glow-0.11.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=3f255c6cd815712e -C extra-filename=-3f255c6cd815712e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `jpeg-decoder`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name jpeg_decoder /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jpeg-decoder-0.1.22/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=7dc499c30d499e96 -C extra-filename=-7dc499c30d499e96 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=fdbcf2f0bb3ea923 -C extra-filename=-fdbcf2f0bb3ea923 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `pkg-config`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pkg_config /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg-config-0.3.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=03bd39e624009f6b -C extra-filename=-03bd39e624009f6b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `core_extensions_proc_macros`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name core_extensions_proc_macros --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_extensions_proc_macros-1.5.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="macro_utils"' -C metadata=ad654b91100ef391 -C extra-filename=-ad654b91100ef391 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `tstr_proc_macros`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tstr_proc_macros --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tstr_proc_macros-0.2.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=f8229f27c39a25e8 -C extra-filename=-f8229f27c39a25e8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b4e22a443629d096c541999fcc43001f00910cf3e5f2658f56b842a63aba017a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e22a443629d096c541999fcc43001f00910cf3e5f2658f56b842a63aba017a", kill_on_drop: false }`
[INFO] [stdout] b4e22a443629d096c541999fcc43001f00910cf3e5f2658f56b842a63aba017a