[INFO] fetching crate function_name-proc-macro 0.2.0...
[INFO] documenting function_name-proc-macro-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate function_name-proc-macro 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate function_name-proc-macro 0.2.0 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 function_name-proc-macro 0.2.0
[INFO] finished tweaking crates.io crate function_name-proc-macro 0.2.0
[INFO] tweaked toml for crates.io crate function_name-proc-macro 0.2.0 written to /workspace/builds/worker-2/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]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-crate v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aee23a4944d288cf6f3b4c118c937f2d0839c8452172275c18fbecb39fc4cb20
[INFO] running `Command { std: "docker" "start" "-a" "aee23a4944d288cf6f3b4c118c937f2d0839c8452172275c18fbecb39fc4cb20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aee23a4944d288cf6f3b4c118c937f2d0839c8452172275c18fbecb39fc4cb20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee23a4944d288cf6f3b4c118c937f2d0839c8452172275c18fbecb39fc4cb20", kill_on_drop: false }`
[INFO] [stdout] aee23a4944d288cf6f3b4c118c937f2d0839c8452172275c18fbecb39fc4cb20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 413faa03b3b49cf35c4f7a0cd851d7330cbd007870c15e725915a536402a8e70
[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" "413faa03b3b49cf35c4f7a0cd851d7330cbd007870c15e725915a536402a8e70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]  Documenting function_name-proc-macro v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.01s
[INFO] running `Command { std: "docker" "inspect" "413faa03b3b49cf35c4f7a0cd851d7330cbd007870c15e725915a536402a8e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413faa03b3b49cf35c4f7a0cd851d7330cbd007870c15e725915a536402a8e70", kill_on_drop: false }`
[INFO] [stdout] 413faa03b3b49cf35c4f7a0cd851d7330cbd007870c15e725915a536402a8e70