[INFO] cloning repository https://github.com/zipfried/curvr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zipfried/curvr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzipfried%2Fcurvr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzipfried%2Fcurvr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a779a5e5ff82454b3dd867dd46f73010adc7b0e7
[INFO] documenting zipfried/curvr against beta-2021-09-08 for beta-1.56-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzipfried%2Fcurvr" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zipfried/curvr on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zipfried/curvr
[INFO] finished tweaking git repo https://github.com/zipfried/curvr
[INFO] tweaked toml for git repo https://github.com/zipfried/curvr written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate git repo https://github.com/zipfried/curvr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bad653b33cc4156eb2e30ec1d2ed155d7d2c51141bf203af2eaac5d114d24228
[INFO] running `Command { std: "docker" "start" "-a" "bad653b33cc4156eb2e30ec1d2ed155d7d2c51141bf203af2eaac5d114d24228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad653b33cc4156eb2e30ec1d2ed155d7d2c51141bf203af2eaac5d114d24228", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad653b33cc4156eb2e30ec1d2ed155d7d2c51141bf203af2eaac5d114d24228", kill_on_drop: false }`
[INFO] [stdout] bad653b33cc4156eb2e30ec1d2ed155d7d2c51141bf203af2eaac5d114d24228
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a78da716a7b9897e905f553d562017fdc4965a424c7aa43cacab559fb46aa692
[INFO] running `Command { std: "docker" "start" "-a" "a78da716a7b9897e905f553d562017fdc4965a424c7aa43cacab559fb46aa692", kill_on_drop: false }`
[INFO] [stderr] Checking cfg-if v1.0.0
[INFO] [stderr] Compiling libc v0.2.97
[INFO] [stderr] Compiling xml-rs v0.8.3
[INFO] [stderr] Compiling log v0.4.14
[INFO] [stderr] Compiling pkg-config v0.3.19
[INFO] [stderr] Compiling proc-macro2 v1.0.27
[INFO] [stderr] Compiling bitflags v1.2.1
[INFO] [stderr] Compiling unicode-xid v0.2.2
[INFO] [stderr] Compiling version_check v0.9.3
[INFO] [stderr] Checking once_cell v1.8.0
[INFO] [stderr] Compiling khronos_api v3.1.0
[INFO] [stderr] Checking smallvec v1.6.1
[INFO] [stderr] Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr] Compiling crossbeam-utils v0.8.5
[INFO] [stderr] Compiling memchr v2.3.4
[INFO] [stderr] Checking downcast-rs v1.2.0
[INFO] [stderr] Checking scoped-tls v1.0.0
[INFO] [stderr] Compiling nix v0.18.0
[INFO] [stderr] Checking ttf-parser v0.6.2
[INFO] [stderr] Checking scopeguard v1.1.0
[INFO] [stderr] Compiling crossbeam-epoch v0.9.5
[INFO] [stderr] Checking same-file v1.0.6
[INFO] [stderr] Compiling crossbeam-queue v0.3.2
[INFO] [stderr] Compiling maybe-uninit v2.0.0
[INFO] [stderr] Checking ttf-parser v0.12.2
[INFO] [stderr] Compiling winit v0.25.0
[INFO] [stderr] Compiling cc v1.0.68
[INFO] [stderr] Checking adler v1.0.2
[INFO] [stderr] Checking gimli v0.24.0
[INFO] [stderr] Checking atomic_refcell v0.1.7
[INFO] [stderr] Checking percent-encoding v2.1.0
[INFO] [stderr] Checking emath v0.13.0
[INFO] [stderr] Checking rustc-demangle v0.1.20
[INFO] [stderr] Checking object v0.24.0
[INFO] [stderr] Checking fnv v1.0.7
[INFO] [stderr] Checking takeable-option v0.5.0
[INFO] [stderr] Checking webbrowser v0.5.5
[INFO] [stderr] Compiling memoffset v0.6.4
[INFO] [stderr] Compiling num-traits v0.2.14
[INFO] [stderr] Compiling miniz_oxide v0.4.4
[INFO] [stderr] Checking libloading v0.7.0
[INFO] [stderr] Checking libloading v0.6.7
[INFO] [stderr] Checking instant v0.1.9
[INFO] [stderr] Checking walkdir v2.3.2
[INFO] [stderr] Checking lock_api v0.4.4
[INFO] [stderr] error: could not compile `object`
[INFO] [stderr]
[INFO] [stderr] Caused by:
[INFO] [stderr] process didn't exit successfully: `rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-0.24.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' -C metadata=95781d9f1d2cc988 -C extra-filename=-95781d9f1d2cc988 --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" "a78da716a7b9897e905f553d562017fdc4965a424c7aa43cacab559fb46aa692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a78da716a7b9897e905f553d562017fdc4965a424c7aa43cacab559fb46aa692", kill_on_drop: false }`
[INFO] [stdout] a78da716a7b9897e905f553d562017fdc4965a424c7aa43cacab559fb46aa692