[INFO] cloning repository https://github.com/dustlang/blog.rust-lang.org
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustlang/blog.rust-lang.org" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fblog.rust-lang.org", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fblog.rust-lang.org'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ceb4b057bef4caa864d99aa708ef9f3ea66857f
[INFO] documenting dustlang/blog.rust-lang.org 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%2Fdustlang%2Fblog.rust-lang.org" "/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/dustlang/blog.rust-lang.org 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/dustlang/blog.rust-lang.org
[INFO] finished tweaking git repo https://github.com/dustlang/blog.rust-lang.org
[INFO] tweaked toml for git repo https://github.com/dustlang/blog.rust-lang.org written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dustlang/blog.rust-lang.org 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded handlebars v3.4.0
[INFO] [stderr]   Downloaded comrak v0.8.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.9
[INFO] [stderr]   Downloaded sass-sys v0.4.18
[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] [stdout] ddfe31f202296a2939cb9293e9884cee9c00e747bb9033643262c27880b7b2e1
[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" "ddfe31f202296a2939cb9293e9884cee9c00e747bb9033643262c27880b7b2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddfe31f202296a2939cb9293e9884cee9c00e747bb9033643262c27880b7b2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfe31f202296a2939cb9293e9884cee9c00e747bb9033643262c27880b7b2e1", kill_on_drop: false }`
[INFO] [stdout] ddfe31f202296a2939cb9293e9884cee9c00e747bb9033643262c27880b7b2e1
[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] c4df8ff80082832e84f596b48a3d38b342794dbf3ffe1f68ed5f43e57201a700
[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" "c4df8ff80082832e84f596b48a3d38b342794dbf3ffe1f68ed5f43e57201a700", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling sass-sys v0.4.18
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/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="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=33a96773de73f8bc -C extra-filename=-33a96773de73f8bc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-7174fb74baf57b5b.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-6a0ad88e1fec9b3c.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-7925d1bf53c9b12a.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-1e8a64a9e97695ac.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-36511127041e01e6.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-e7edb1fd7248f122.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-f7a2e0e0ec8b1497.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" "c4df8ff80082832e84f596b48a3d38b342794dbf3ffe1f68ed5f43e57201a700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4df8ff80082832e84f596b48a3d38b342794dbf3ffe1f68ed5f43e57201a700", kill_on_drop: false }`
[INFO] [stdout] c4df8ff80082832e84f596b48a3d38b342794dbf3ffe1f68ed5f43e57201a700
