[INFO] fetching crate inheritance-proc-macro 0.0.1-alpha.2...
[INFO] documenting inheritance-proc-macro-0.0.1-alpha.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate inheritance-proc-macro 0.0.1-alpha.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate inheritance-proc-macro 0.0.1-alpha.2 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 inheritance-proc-macro 0.0.1-alpha.2
[INFO] finished tweaking crates.io crate inheritance-proc-macro 0.0.1-alpha.2
[INFO] tweaked toml for crates.io crate inheritance-proc-macro 0.0.1-alpha.2 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fstrings v0.1.4
[INFO] [stderr]   Downloaded fstrings-proc-macro v0.1.4
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 864166a79a4ef761ff02135cd1b8de81dc3c16490e7af1c78e5545d0bc22e8f5
[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" "864166a79a4ef761ff02135cd1b8de81dc3c16490e7af1c78e5545d0bc22e8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "864166a79a4ef761ff02135cd1b8de81dc3c16490e7af1c78e5545d0bc22e8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864166a79a4ef761ff02135cd1b8de81dc3c16490e7af1c78e5545d0bc22e8f5", kill_on_drop: false }`
[INFO] [stdout] 864166a79a4ef761ff02135cd1b8de81dc3c16490e7af1c78e5545d0bc22e8f5
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e3506e6d3907942fa031201d36eb77f128175cd0900b14a98a0f5c105c3508
[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" "49e3506e6d3907942fa031201d36eb77f128175cd0900b14a98a0f5c105c3508", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling fstrings-proc-macro v0.1.4
[INFO] [stderr]     Checking fstrings v0.1.4
[INFO] [stderr]  Documenting inheritance-proc-macro v0.0.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `Command { std: "docker" "inspect" "49e3506e6d3907942fa031201d36eb77f128175cd0900b14a98a0f5c105c3508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e3506e6d3907942fa031201d36eb77f128175cd0900b14a98a0f5c105c3508", kill_on_drop: false }`
[INFO] [stdout] 49e3506e6d3907942fa031201d36eb77f128175cd0900b14a98a0f5c105c3508