[INFO] fetching crate buttplug 4.0.4...
[INFO] documenting buttplug-4.0.4 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate buttplug 4.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate buttplug 4.0.4 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 crates.io crate buttplug 4.0.4
[INFO] finished tweaking crates.io crate buttplug 4.0.4
[INFO] tweaked toml for crates.io crate buttplug 4.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate buttplug 4.0.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serialport v4.0.1
[INFO] [stderr]   Downloaded jsonway v2.0.0
[INFO] [stderr]   Downloaded serde-aux v2.2.0
[INFO] [stderr]   Downloaded json-pointer v0.3.4
[INFO] [stderr]   Downloaded uritemplate-next v0.2.0
[INFO] [stderr]   Downloaded dbus-codegen v0.9.1
[INFO] [stderr]   Downloaded displaydoc v0.2.2
[INFO] [stderr]   Downloaded btleplug v0.7.2
[INFO] [stderr]   Downloaded dbus v0.9.3
[INFO] [stderr]   Downloaded valico v3.6.0
[INFO] [stderr]   Downloaded buttplug_derive v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6c95d5958a6480e745e9a1cee75f12702bc5bebae4a4fd453c0b994fef31a0f6
[INFO] running `Command { std: "docker" "start" "-a" "6c95d5958a6480e745e9a1cee75f12702bc5bebae4a4fd453c0b994fef31a0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c95d5958a6480e745e9a1cee75f12702bc5bebae4a4fd453c0b994fef31a0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c95d5958a6480e745e9a1cee75f12702bc5bebae4a4fd453c0b994fef31a0f6", kill_on_drop: false }`
[INFO] [stdout] 6c95d5958a6480e745e9a1cee75f12702bc5bebae4a4fd453c0b994fef31a0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c8ae505305c94942898f43d0df5f253166ec72c70494484f0f8968a44eefebc6
[INFO] running `Command { std: "docker" "start" "-a" "c8ae505305c94942898f43d0df5f253166ec72c70494484f0f8968a44eefebc6", 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 v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.0
[INFO] [stderr]    Compiling libdbus-sys v0.2.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling displaydoc v0.2.2
[INFO] [stderr]    Compiling buttplug_derive v0.6.2
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]     Checking uritemplate-next v0.2.0
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking json-pointer v0.3.4
[INFO] [stderr]     Checking jsonway v2.0.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling hidapi v1.2.6
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking dbus v0.9.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[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-0.2.97/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="extra_traits"' --cfg 'feature="std"' --cfg 'feature="use_std"' -C metadata=b77cfeae46eb987b -C extra-filename=-b77cfeae46eb987b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cfg freebsd11 --cfg libc_priv_mod_use --cfg libc_union --cfg libc_const_size_of --cfg libc_align --cfg libc_core_cvoid --cfg libc_packedN --cfg libc_cfg_target_vendor` (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" "c8ae505305c94942898f43d0df5f253166ec72c70494484f0f8968a44eefebc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ae505305c94942898f43d0df5f253166ec72c70494484f0f8968a44eefebc6", kill_on_drop: false }`
[INFO] [stdout] c8ae505305c94942898f43d0df5f253166ec72c70494484f0f8968a44eefebc6
