[INFO] fetching crate swp 1.0.3... [INFO] documenting swp-1.0.3 against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] extracting crate swp 1.0.3 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate swp 1.0.3 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 swp 1.0.3 [INFO] finished tweaking crates.io crate swp 1.0.3 [INFO] tweaked toml for crates.io crate swp 1.0.3 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate crates.io crate swp 1.0.3 already has a lockfile, it will not be regenerated [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-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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 06ca7135e642ebf040070597ce2d17854652c5c0c426a1e3ed74daf934a45c02 [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" "06ca7135e642ebf040070597ce2d17854652c5c0c426a1e3ed74daf934a45c02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06ca7135e642ebf040070597ce2d17854652c5c0c426a1e3ed74daf934a45c02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06ca7135e642ebf040070597ce2d17854652c5c0c426a1e3ed74daf934a45c02", kill_on_drop: false }` [INFO] [stdout] 06ca7135e642ebf040070597ce2d17854652c5c0c426a1e3ed74daf934a45c02 [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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 528875cb070b3c9b7e8a8bd6700bf73f3372670da7606f4e53b4b5ca5a76f507 [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" "528875cb070b3c9b7e8a8bd6700bf73f3372670da7606f4e53b4b5ca5a76f507", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking dunce v1.0.0 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.3.5 [INFO] [stderr] Checking structopt v0.3.5 [INFO] [stderr] Documenting swp v1.0.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.46s [INFO] running `Command { std: "docker" "inspect" "528875cb070b3c9b7e8a8bd6700bf73f3372670da7606f4e53b4b5ca5a76f507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "528875cb070b3c9b7e8a8bd6700bf73f3372670da7606f4e53b4b5ca5a76f507", kill_on_drop: false }` [INFO] [stdout] 528875cb070b3c9b7e8a8bd6700bf73f3372670da7606f4e53b4b5ca5a76f507