[INFO] cloning repository https://github.com/Carbonhell/rust_flockers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Carbonhell/rust_flockers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarbonhell%2Frust_flockers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarbonhell%2Frust_flockers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efdee072900cbab55c762aa82375d2c905bda302
[INFO] documenting Carbonhell/rust_flockers against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarbonhell%2Frust_flockers" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Carbonhell/rust_flockers on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Carbonhell/rust_flockers
[INFO] finished tweaking git repo https://github.com/Carbonhell/rust_flockers
[INFO] tweaked toml for git repo https://github.com/Carbonhell/rust_flockers written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/Carbonhell/rust_flockers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/spagnuolocarmine/abm`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alga_derive v0.9.2
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[INFO] [stderr]   Downloaded rendy-descriptor v0.4.1
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[INFO] [stderr]   Downloaded hashbrown v0.7.2
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[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.66.0
[INFO] [stderr]   Downloaded specs v0.16.1
[INFO] [stderr]   Downloaded amethyst_audio v0.15.3
[INFO] [stderr]   Downloaded amethyst_assets v0.15.3
[INFO] [stderr]   Downloaded amethyst_window v0.15.3
[INFO] [stderr]   Downloaded num v0.3.0
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded piston_window v0.105.0
[INFO] [stderr]   Downloaded rendy-texture v0.4.1
[INFO] [stderr]   Downloaded num-complex v0.3.0
[INFO] [stderr]   Downloaded raw-window-handle v0.1.2
[INFO] [stderr]   Downloaded inventory-impl v0.1.9
[INFO] [stderr]   Downloaded indexmap v0.4.1
[INFO] [stderr]   Downloaded edit-distance v2.1.0
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.3.3
[INFO] [stderr]   Downloaded amethyst_config v0.15.3
[INFO] [stderr]   Downloaded rendy v0.4.1
[INFO] [stderr]   Downloaded rendy-mesh v0.4.1
[INFO] [stderr]   Downloaded intl-memoizer v0.4.0
[INFO] [stderr]   Downloaded amethyst_controls v0.15.3
[INFO] [stderr]   Downloaded rendy-chain v0.4.1
[INFO] [stderr]   Downloaded rendy-frame v0.4.1
[INFO] [stderr]   Downloaded rendy-graph v0.4.1
[INFO] [stderr]   Downloaded rendy-shader v0.4.1
[INFO] [stderr]   Downloaded rendy-resource v0.4.1
[INFO] [stderr]   Downloaded laminar v0.3.2
[INFO] [stderr]   Downloaded amethyst_input v0.15.3
[INFO] [stderr]   Downloaded proc_macro_roids v0.7.0
[INFO] [stderr]   Downloaded gfx-hal v0.3.1
[INFO] [stderr]   Downloaded priority-queue v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08d649c082f527f764f5bb87211f0256add8796a2f95dbba3eaf07372632dfbb
[INFO] running `Command { std: "docker" "start" "-a" "08d649c082f527f764f5bb87211f0256add8796a2f95dbba3eaf07372632dfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d649c082f527f764f5bb87211f0256add8796a2f95dbba3eaf07372632dfbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d649c082f527f764f5bb87211f0256add8796a2f95dbba3eaf07372632dfbb", kill_on_drop: false }`
[INFO] [stdout] 08d649c082f527f764f5bb87211f0256add8796a2f95dbba3eaf07372632dfbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ccb49c628d156e4f70ee1e8e4f4ec0b0e4882ce85d271b034a2514f00a4d741
[INFO] running `Command { std: "docker" "start" "-a" "0ccb49c628d156e4f70ee1e8e4f4ec0b0e4882ce85d271b034a2514f00a4d741", 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] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking mint v0.5.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]     Checking piston-graphics_api_version v0.2.0
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking cast v0.1.0
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking indexmap v0.4.1
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking shader_version v0.6.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling unic-langid-impl v0.8.0
[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-0.3.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=266ce16acd5f5382 -C extra-filename=-266ce16acd5f5382 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0ccb49c628d156e4f70ee1e8e4f4ec0b0e4882ce85d271b034a2514f00a4d741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccb49c628d156e4f70ee1e8e4f4ec0b0e4882ce85d271b034a2514f00a4d741", kill_on_drop: false }`
[INFO] [stdout] 0ccb49c628d156e4f70ee1e8e4f4ec0b0e4882ce85d271b034a2514f00a4d741
