[INFO] fetching crate sitegen 0.0.1...
[INFO] documenting sitegen-0.0.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate sitegen 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sitegen 0.0.1 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27074fe0d380573328cc0edbb4d1740b8e8e5e67151ef0eea06309cb921ea393
[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" "27074fe0d380573328cc0edbb4d1740b8e8e5e67151ef0eea06309cb921ea393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27074fe0d380573328cc0edbb4d1740b8e8e5e67151ef0eea06309cb921ea393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27074fe0d380573328cc0edbb4d1740b8e8e5e67151ef0eea06309cb921ea393", kill_on_drop: false }`
[INFO] [stdout] 27074fe0d380573328cc0edbb4d1740b8e8e5e67151ef0eea06309cb921ea393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b697a375f1fb0c181712c64a18b8c954dc6a20e3b52f3cf5cd226684f7feba37
[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" "b697a375f1fb0c181712c64a18b8c954dc6a20e3b52f3cf5cd226684f7feba37", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]    Compiling sass-sys v0.4.21
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr] error: could not compile `pest_derive`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pest_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pest_derive-2.1.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -Cembed-bitcode=no -C debuginfo=2 -C metadata=528c824a1651c46a -C extra-filename=-528c824a1651c46a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern pest=/opt/rustwide/target/debug/deps/libpest-92df127505266083.rlib --extern pest_generator=/opt/rustwide/target/debug/deps/libpest_generator-95874e3e3fb4be01.rlib --extern proc_macro --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" "b697a375f1fb0c181712c64a18b8c954dc6a20e3b52f3cf5cd226684f7feba37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b697a375f1fb0c181712c64a18b8c954dc6a20e3b52f3cf5cd226684f7feba37", kill_on_drop: false }`
[INFO] [stdout] b697a375f1fb0c181712c64a18b8c954dc6a20e3b52f3cf5cd226684f7feba37