[INFO] fetching crate fall 0.1.2...
[INFO] documenting fall-0.1.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate fall 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fall 0.1.2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fall 0.1.2
[INFO] finished tweaking crates.io crate fall 0.1.2
[INFO] tweaked toml for crates.io crate fall 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac65943469a1710b811e8d282f1aec0e492b125e3c273a4832f67d11b2a14137
[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" "ac65943469a1710b811e8d282f1aec0e492b125e3c273a4832f67d11b2a14137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac65943469a1710b811e8d282f1aec0e492b125e3c273a4832f67d11b2a14137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac65943469a1710b811e8d282f1aec0e492b125e3c273a4832f67d11b2a14137", kill_on_drop: false }`
[INFO] [stdout] ac65943469a1710b811e8d282f1aec0e492b125e3c273a4832f67d11b2a14137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 499eecaa10634f5d042e8ee92ed21123c5d6741dfc52ad5074d450ea67542763
[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" "499eecaa10634f5d042e8ee92ed21123c5d6741dfc52ad5074d450ea67542763", kill_on_drop: false }`
[INFO] [stderr]    Compiling frunk_core v0.2.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.0.2
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.0.2
[INFO] [stderr]    Compiling frunk_derives v0.2.4
[INFO] [stderr]     Checking frunk_proc_macros v0.0.2
[INFO] [stderr]     Checking frunk v0.2.4
[INFO] [stderr]    Compiling fall v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting fall v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "499eecaa10634f5d042e8ee92ed21123c5d6741dfc52ad5074d450ea67542763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499eecaa10634f5d042e8ee92ed21123c5d6741dfc52ad5074d450ea67542763", kill_on_drop: false }`
[INFO] [stdout] 499eecaa10634f5d042e8ee92ed21123c5d6741dfc52ad5074d450ea67542763