[INFO] cloning repository https://github.com/wlthomson/rust-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wlthomson/rust-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwlthomson%2Frust-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwlthomson%2Frust-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe8c54bd72cd8fc1c44a86f29833e7dd349d7c76
[INFO] documenting wlthomson/rust-server against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwlthomson%2Frust-server" "/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/wlthomson/rust-server 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 git repo https://github.com/wlthomson/rust-server
[INFO] finished tweaking git repo https://github.com/wlthomson/rust-server
[INFO] tweaked toml for git repo https://github.com/wlthomson/rust-server written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/wlthomson/rust-server 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 actix-cors v0.5.4
[INFO] [stderr]   Downloaded async-graphql-actix-web v2.9.8
[INFO] [stderr]   Downloaded async-graphql-derive v2.9.8
[INFO] [stderr]   Downloaded actix-web-actors v3.0.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.18
[INFO] [stderr]   Downloaded async-graphql-parser v2.9.8
[INFO] [stderr]   Downloaded async-graphql-value v2.9.8
[INFO] [stderr]   Downloaded async-graphql v2.9.8
[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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1f685b6d3e8508d317f3cd91117c06da442b67a25b18b759f8c0f34381153d8
[INFO] running `Command { std: "docker" "start" "-a" "a1f685b6d3e8508d317f3cd91117c06da442b67a25b18b759f8c0f34381153d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1f685b6d3e8508d317f3cd91117c06da442b67a25b18b759f8c0f34381153d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f685b6d3e8508d317f3cd91117c06da442b67a25b18b759f8c0f34381153d8", kill_on_drop: false }`
[INFO] [stdout] a1f685b6d3e8508d317f3cd91117c06da442b67a25b18b759f8c0f34381153d8
[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" "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] 0542bd773d29d65d49212e3e92842360f619beec90f46326d5c652730da4fc34
[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" "0542bd773d29d65d49212e3e92842360f619beec90f46326d5c652730da4fc34", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling multer v2.0.0
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling unicode-normalization v0.1.18
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking ahash v0.6.3
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr] error: could not compile `darling_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name darling_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/darling_core-0.12.4/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="strsim"' --cfg 'feature="suggestions"' -C metadata=cfa3e6c769a33de3 -C extra-filename=-cfa3e6c769a33de3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-059813dc4f8dd4c8.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-6271d6d0bfb12270.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ca47117b064b7f78.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-de724f3417462047.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-ebf03c86b56fe678.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-43eecbcc733dfea3.rmeta --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" "0542bd773d29d65d49212e3e92842360f619beec90f46326d5c652730da4fc34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0542bd773d29d65d49212e3e92842360f619beec90f46326d5c652730da4fc34", kill_on_drop: false }`
[INFO] [stdout] 0542bd773d29d65d49212e3e92842360f619beec90f46326d5c652730da4fc34
