[INFO] cloning repository https://github.com/voxl-rs/voxl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/voxl-rs/voxl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoxl-rs%2Fvoxl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoxl-rs%2Fvoxl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a57bdeb74ce2b64468e4aa4a2bf49a06acef967
[INFO] checking voxl-rs/voxl against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoxl-rs%2Fvoxl" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/voxl-rs/voxl on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/voxl-rs/voxl
[INFO] finished tweaking git repo https://github.com/voxl-rs/voxl
[INFO] tweaked toml for git repo https://github.com/voxl-rs/voxl written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bcbb4981eb13b16d355e8ebfdd108a3a7eba944c9aba0ae59ca4c4b43130f49
[INFO] running `Command { std: "docker" "start" "-a" "0bcbb4981eb13b16d355e8ebfdd108a3a7eba944c9aba0ae59ca4c4b43130f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bcbb4981eb13b16d355e8ebfdd108a3a7eba944c9aba0ae59ca4c4b43130f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bcbb4981eb13b16d355e8ebfdd108a3a7eba944c9aba0ae59ca4c4b43130f49", kill_on_drop: false }`
[INFO] [stdout] 0bcbb4981eb13b16d355e8ebfdd108a3a7eba944c9aba0ae59ca4c4b43130f49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce9aa41752613618db8ef7578ffe6b2ad4b954620d1fe0d2d12381031ff4cc4b
[INFO] running `Command { std: "docker" "start" "-a" "ce9aa41752613618db8ef7578ffe6b2ad4b954620d1fe0d2d12381031ff4cc4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.65
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking hashbag v0.1.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking evmap v10.0.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking memoffset v0.6.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.18.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on -C metadata=1529c6492beb6155 -C extra-filename=-1529c6492beb6155 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-09088de3ae93b811.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-11d1de6dd53bdf0e.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-7bda185d6e5743c7.rmeta --cap-lints allow --cap-lints=forbid` (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" "ce9aa41752613618db8ef7578ffe6b2ad4b954620d1fe0d2d12381031ff4cc4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9aa41752613618db8ef7578ffe6b2ad4b954620d1fe0d2d12381031ff4cc4b", kill_on_drop: false }`
[INFO] [stdout] ce9aa41752613618db8ef7578ffe6b2ad4b954620d1fe0d2d12381031ff4cc4b