[INFO] fetching crate basalt 0.8.1...
[INFO] documenting basalt-0.8.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate basalt 0.8.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate basalt 0.8.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basalt 0.8.1
[INFO] finished tweaking crates.io crate basalt 0.8.1
[INFO] tweaked toml for crates.io crate basalt 0.8.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90c7526c4961b0b46851e60b69ac82bd8e3ab6c59ea408f7d2a4d7641834ca92
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90c7526c4961b0b46851e60b69ac82bd8e3ab6c59ea408f7d2a4d7641834ca92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c7526c4961b0b46851e60b69ac82bd8e3ab6c59ea408f7d2a4d7641834ca92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c7526c4961b0b46851e60b69ac82bd8e3ab6c59ea408f7d2a4d7641834ca92", kill_on_drop: false }`
[INFO] [stdout] 90c7526c4961b0b46851e60b69ac82bd8e3ab6c59ea408f7d2a4d7641834ca92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baf987d57280aee28b10554fc4199f7b598a7fbee0a26db846d6b0dc81e85354
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "baf987d57280aee28b10554fc4199f7b598a7fbee0a26db846d6b0dc81e85354", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling vulkano v0.19.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking vk-sys v0.5.2
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking alloc-stdlib v0.2.1
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking brotli-decompressor v2.3.1
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking allsorts v0.3.0
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' -C metadata=95a2598dc3d5a22e -C extra-filename=-95a2598dc3d5a22e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e8a62c57741ef4cc.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b602621ca95ec466.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-8e68d9b5a310dbdb.rmeta --cap-lints allow --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: signal: 9
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.0.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.1.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.10.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.11.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.12.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.13.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.14.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.15.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.2.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.3.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.4.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.5.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.6.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.7.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.8.rcgu.o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.build_script_build.4itvo5ks-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0" "/opt/rustwide/target/debug/build/wayland-protocols-0d063e6f821feca0/build_script_build-0d063e6f821feca0.58zjgvtkrqdinfcs.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libwayland_scanner-a7b4b335ea719597.rlib" "/opt/rustwide/target/debug/deps/libxml-88e16c4a7eb95f37.rlib" "/opt/rustwide/target/debug/deps/libquote-b602621ca95ec466.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-e8a62c57741ef4cc.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-8e68d9b5a310dbdb.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-dd7da14879fea2df.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-cf0f33af3a901778.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-daf8c2d692e6eca4.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-24e8f97647425e48.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-85ed7d2b484c05a9.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-89de2c581262ec09.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-3b0db98e62ed7d75.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c60847f9a163de82.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-0bb9b63424f4fc5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-3f74d829e37fa40e.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e9d83ff06f1a7ad.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-2c8c904efaf7c40b.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-cbfb51de52131460.rlib" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-97497c26fddb7882.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.46.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f1a9d8c443e20b5e.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "baf987d57280aee28b10554fc4199f7b598a7fbee0a26db846d6b0dc81e85354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf987d57280aee28b10554fc4199f7b598a7fbee0a26db846d6b0dc81e85354", kill_on_drop: false }`
[INFO] [stdout] baf987d57280aee28b10554fc4199f7b598a7fbee0a26db846d6b0dc81e85354