[INFO] fetching crate pretty_env_logger 0.4.0...
[INFO] documenting pretty_env_logger-0.4.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate pretty_env_logger 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pretty_env_logger 0.4.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty_env_logger 0.4.0
[INFO] finished tweaking crates.io crate pretty_env_logger 0.4.0
[INFO] tweaked toml for crates.io crate pretty_env_logger 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate pretty_env_logger 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "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] dde29489210a2b244e1183dd1947031247f59fe173bd8d453220cebca8ebdba4
[INFO] running `Command { std: "docker" "start" "-a" "dde29489210a2b244e1183dd1947031247f59fe173bd8d453220cebca8ebdba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dde29489210a2b244e1183dd1947031247f59fe173bd8d453220cebca8ebdba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde29489210a2b244e1183dd1947031247f59fe173bd8d453220cebca8ebdba4", kill_on_drop: false }`
[INFO] [stdout] dde29489210a2b244e1183dd1947031247f59fe173bd8d453220cebca8ebdba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90e3e2a642c44fc1a14a5234affb3d47e7d8c707ed396f84d61e8c81daf50b9d
[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" "90e3e2a642c44fc1a14a5234affb3d47e7d8c707ed396f84d61e8c81daf50b9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking aho-corasick v0.7.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]  Documenting pretty_env_logger v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.03s
[INFO] running `Command { std: "docker" "inspect" "90e3e2a642c44fc1a14a5234affb3d47e7d8c707ed396f84d61e8c81daf50b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e3e2a642c44fc1a14a5234affb3d47e7d8c707ed396f84d61e8c81daf50b9d", kill_on_drop: false }`
[INFO] [stdout] 90e3e2a642c44fc1a14a5234affb3d47e7d8c707ed396f84d61e8c81daf50b9d
