[INFO] cloning repository https://github.com/TatriX/bomberman-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TatriX/bomberman-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatriX%2Fbomberman-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatriX%2Fbomberman-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df79c8f511eed5a2507f9333036ca7fd24134196 [INFO] documenting TatriX/bomberman-rs against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatriX%2Fbomberman-rs" "/workspace/builds/worker-39/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TatriX/bomberman-rs on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TatriX/bomberman-rs [INFO] finished tweaking git repo https://github.com/TatriX/bomberman-rs [INFO] tweaked toml for git repo https://github.com/TatriX/bomberman-rs written to /workspace/builds/worker-39/source/Cargo.toml [INFO] crate git repo https://github.com/TatriX/bomberman-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded amethyst_assets v0.7.0 [INFO] [stderr] Downloaded proc-macro-hack v0.5.7 [INFO] [stderr] Downloaded sentry v0.15.5 [INFO] [stderr] Downloaded syn v0.15.36 [INFO] [stderr] Downloaded futures v0.1.27 [INFO] [stderr] Downloaded schannel v0.1.15 [INFO] [stderr] Downloaded gfx-backend-metal v0.2.1 [INFO] [stderr] Downloaded hostname v0.1.5 [INFO] [stderr] Downloaded amethyst_window v0.1.0 [INFO] [stderr] Downloaded copyless v0.1.3 [INFO] [stderr] Downloaded rendy-mesh v0.3.0 [INFO] [stderr] Downloaded amethyst_derive v0.4.0 [INFO] [stderr] Downloaded lexical v2.1.0 [INFO] [stderr] Downloaded amethyst_controls v0.5.0 [INFO] [stderr] Downloaded rendy-graph v0.3.1 [INFO] [stderr] Downloaded static_assertions v0.2.5 [INFO] [stderr] Downloaded rendy-chain v0.3.0 [INFO] [stderr] Downloaded rendy-factory v0.3.0 [INFO] [stderr] Downloaded amethyst_ui v0.6.0 [INFO] [stderr] Downloaded lyon_geom v0.12.6 [INFO] [stderr] Downloaded rendy-util v0.3.0 [INFO] [stderr] Downloaded rendy v0.3.1 [INFO] [stderr] Downloaded amethyst_utils v0.6.0 [INFO] [stderr] Downloaded generic-array v0.12.0 [INFO] [stderr] Downloaded nalgebra v0.18.0 [INFO] [stderr] Downloaded amethyst_network v0.4.0 [INFO] [stderr] Downloaded amethyst_animation v0.6.0 [INFO] [stderr] Downloaded nonzero_signed v1.0.3 [INFO] [stderr] Downloaded specs-hierarchy v0.3.1 [INFO] [stderr] Downloaded sized-chunks v0.1.3 [INFO] [stderr] Downloaded core-text v13.2.0 [INFO] [stderr] Downloaded gfx-backend-vulkan v0.2.2 [INFO] [stderr] Downloaded twox-hash v1.3.0 [INFO] [stderr] Downloaded amethyst_input v0.7.0 [INFO] [stderr] Downloaded backtrace v0.3.30 [INFO] [stderr] Downloaded security-framework v0.3.1 [INFO] [stderr] Downloaded tempfile v3.0.8 [INFO] [stderr] Downloaded intl_pluralrules v1.0.3 [INFO] [stderr] Downloaded ron v0.4.2 [INFO] [stderr] Downloaded specs v0.14.3 [INFO] [stderr] Downloaded debugid v0.4.0 [INFO] [stderr] Downloaded im v12.3.4 [INFO] [stderr] Downloaded glyph_brush v0.5.2 [INFO] [stderr] Downloaded openssl v0.10.23 [INFO] [stderr] Downloaded amethyst_audio v0.6.0 [INFO] [stderr] Downloaded spirv_cross v0.12.1 [INFO] [stderr] Downloaded lexical-core v0.4.0 [INFO] [stderr] Downloaded tokio-trace-core v0.2.0 [INFO] [stderr] Downloaded winit v0.19.1 [INFO] [stderr] Downloaded tokio-sync v0.1.6 [INFO] [stderr] Downloaded sentry-types v0.11.0 [INFO] [stderr] Downloaded security-framework-sys v0.3.1 [INFO] [stderr] Downloaded uname v0.1.1 [INFO] [stderr] Downloaded winutil v0.1.1 [INFO] [stderr] Downloaded string v0.2.0 [INFO] [stderr] Downloaded h2 v0.1.24 [INFO] [stderr] Downloaded tokio v0.1.21 [INFO] [stderr] Downloaded libloading v0.5.1 [INFO] [stderr] Downloaded stackvector v1.0.2 [INFO] [stderr] Downloaded gfx-backend-empty v0.2.0 [INFO] [stderr] Downloaded amethyst_rendy v0.1.0 [INFO] [stderr] Downloaded amethyst_config v0.10.0 [INFO] [stderr] Downloaded openssl-sys v0.9.47 [INFO] [stderr] Downloaded amethyst_locale v0.5.0 [INFO] [stderr] Downloaded x11-clipboard v0.3.2 [INFO] [stderr] Downloaded getrandom v0.1.6 [INFO] [stderr] Downloaded amethyst_core v0.6.0 [INFO] [stderr] Downloaded amethyst_error v0.1.0 [INFO] [stderr] Downloaded hyper v0.12.30 [INFO] [stderr] Downloaded amethyst v0.11.0 [INFO] [stderr] Downloaded unicase v2.4.0 [INFO] [stderr] Downloaded reqwest v0.9.18 [INFO] [stderr] Downloaded tokio-timer v0.2.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b3d1783a7b13ee86aca7906649c302549f2178eefac8431cebebceb6cbba84a6 [INFO] running `Command { std: "docker" "start" "-a" "b3d1783a7b13ee86aca7906649c302549f2178eefac8431cebebceb6cbba84a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b3d1783a7b13ee86aca7906649c302549f2178eefac8431cebebceb6cbba84a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3d1783a7b13ee86aca7906649c302549f2178eefac8431cebebceb6cbba84a6", kill_on_drop: false }` [INFO] [stdout] b3d1783a7b13ee86aca7906649c302549f2178eefac8431cebebceb6cbba84a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0decf7fc02dcb8da1f9058ac66cee27b04c72a4ac367f877451b0056ac7f496 [INFO] running `Command { std: "docker" "start" "-a" "d0decf7fc02dcb8da1f9058ac66cee27b04c72a4ac367f877451b0056ac7f496", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Checking spin v0.5.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Checking futures v0.1.27 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Checking atom v0.3.5 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking downcast-rs v1.0.4 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking xdg v2.2.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Checking mint v0.5.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling libm v0.1.4 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Checking colorful v0.2.1 [INFO] [stderr] Checking shrev v1.1.1 [INFO] [stderr] Checking tuple_utils v0.2.0 [INFO] [stderr] Compiling edit-distance v2.1.0 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking objekt v0.1.2 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling openssl v0.10.23 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Checking static_assertions v0.3.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking claxon v0.4.2 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking xi-unicode v0.1.0 [INFO] [stderr] Checking rgb v0.8.13 [INFO] [stderr] Checking fluent-locale v0.4.1 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking regex-syntax v0.6.7 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling unicase v2.4.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking miniz_oxide v0.2.1 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking annotate-snippets v0.1.0 [INFO] [stderr] Checking walkdir v2.2.8 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking matrixmultiply v0.2.2 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling cmake v0.1.40 [INFO] [stderr] Compiling err-derive v0.1.5 [INFO] [stderr] Compiling im v12.3.4 [INFO] [stderr] Compiling sentry v0.15.5 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Checking gif v0.10.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking tokio-trace-core v0.2.0 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking stackvector v1.0.2 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Checking fluent-syntax v0.1.1 [INFO] [stderr] error: could not compile `xml-rs` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name xml /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml-rs-0.8.0/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=e349a30d6de2fad6 -C extra-filename=-e349a30d6de2fad6 --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: could not compile `cc` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name cc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.37/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=814839af98a6275b -C extra-filename=-814839af98a6275b --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 `futures` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.27/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 --cfg 'feature="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=8d7ccc8a055120ef -C extra-filename=-8d7ccc8a055120ef --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-0.3.14/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=da0689928bb59c37 -C extra-filename=-da0689928bb59c37 --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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.7/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=1e1230874a313931 -C extra-filename=-1e1230874a313931 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-313744dc40984a37.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not compile `proc-macro2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name proc_macro2 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.3.8/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 --cfg 'feature="proc-macro"' -C metadata=2ae74bd69b9e15c2 -C extra-filename=-2ae74bd69b9e15c2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-123b1a1a47f71896.rmeta --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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.7/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=bff58634c2390485 -C extra-filename=-bff58634c2390485 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-4a8a92c92876ba85.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill) [INFO] [stderr] error: could not compile `itertools` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name itertools /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/itertools-0.7.11/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 --cfg 'feature="default"' --cfg 'feature="use_std"' -C metadata=5ccdfb5aa1900011 -C extra-filename=-5ccdfb5aa1900011 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern either=/opt/rustwide/target/debug/deps/libeither-f7b223488562b04c.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill) [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: "libc's use_std cargo feature is deprecated since libc 0.2.55; please consider using the `std` cargo feature instead" [INFO] [stderr] [INFO] [stderr] error: could not compile `libc` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --crate-name libc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.58/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 --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="use_std"' -C metadata=53b9caaead9756e9 -C extra-filename=-53b9caaead9756e9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cfg libc_priv_mod_use --cfg libc_union --cfg libc_const_size_of --cfg libc_align --cfg libc_core_cvoid --cfg libc_packedN` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "d0decf7fc02dcb8da1f9058ac66cee27b04c72a4ac367f877451b0056ac7f496", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0decf7fc02dcb8da1f9058ac66cee27b04c72a4ac367f877451b0056ac7f496", kill_on_drop: false }` [INFO] [stdout] d0decf7fc02dcb8da1f9058ac66cee27b04c72a4ac367f877451b0056ac7f496