[INFO] fetching crate sitegen 0.0.1...
[INFO] documenting sitegen-0.0.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate sitegen 0.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate sitegen 0.0.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sitegen 0.0.1
[INFO] finished tweaking crates.io crate sitegen 0.0.1
[INFO] tweaked toml for crates.io crate sitegen 0.0.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1129bdfcb892c4051dbb13671c7bdf4ee78cf36c4594bd32fe4f2471be806b54
[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" "1129bdfcb892c4051dbb13671c7bdf4ee78cf36c4594bd32fe4f2471be806b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1129bdfcb892c4051dbb13671c7bdf4ee78cf36c4594bd32fe4f2471be806b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1129bdfcb892c4051dbb13671c7bdf4ee78cf36c4594bd32fe4f2471be806b54", kill_on_drop: false }`
[INFO] [stdout] 1129bdfcb892c4051dbb13671c7bdf4ee78cf36c4594bd32fe4f2471be806b54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f3ebacf966c942469ee74f4a0dc6d78f0e73a734addc17fb07cf75b46544bb
[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" "e7f3ebacf966c942469ee74f4a0dc6d78f0e73a734addc17fb07cf75b46544bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling sass-sys v0.4.21
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking handlebars v2.0.4
[INFO] [stderr] error: could not compile `handlebars`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name handlebars --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/handlebars-2.0.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="dir_source"' --cfg 'feature="log"' --cfg 'feature="logging"' --cfg 'feature="walkdir"' -C metadata=1aabb5178e34706e -C extra-filename=-1aabb5178e34706e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern hashbrown=/opt/rustwide/target/debug/deps/libhashbrown-a30e8d2416818346.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-75d540134d633bf3.rmeta --extern pest=/opt/rustwide/target/debug/deps/libpest-dad74e028fc44105.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-37dbb5d032baf9c3.so --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-9713faaf1226fac1.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-5429dd6d097468fb.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-dbda8714378e19d3.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-72ead3ebf3ce29a8.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" "e7f3ebacf966c942469ee74f4a0dc6d78f0e73a734addc17fb07cf75b46544bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f3ebacf966c942469ee74f4a0dc6d78f0e73a734addc17fb07cf75b46544bb", kill_on_drop: false }`
[INFO] [stdout] e7f3ebacf966c942469ee74f4a0dc6d78f0e73a734addc17fb07cf75b46544bb