[INFO] fetching crate subcmd 0.1.0...
[INFO] documenting subcmd-0.1.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate subcmd 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate subcmd 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate subcmd 0.1.0
[INFO] finished tweaking crates.io crate subcmd 0.1.0
[INFO] tweaked toml for crates.io crate subcmd 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabwriter v0.1.25
[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-2020-10-09" "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] 606d6edcd808f247fd4b901e4ccedf12ad69e1935b527f6712ddbb4aae684ddd
[INFO] running `Command { std: "docker" "start" "-a" "606d6edcd808f247fd4b901e4ccedf12ad69e1935b527f6712ddbb4aae684ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "606d6edcd808f247fd4b901e4ccedf12ad69e1935b527f6712ddbb4aae684ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606d6edcd808f247fd4b901e4ccedf12ad69e1935b527f6712ddbb4aae684ddd", kill_on_drop: false }`
[INFO] [stdout] 606d6edcd808f247fd4b901e4ccedf12ad69e1935b527f6712ddbb4aae684ddd
[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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 238d7dcdf3ddd2131e5a6cc2fe169a54bdedec74be6c9a8d5185b921bb0c56d0
[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" "238d7dcdf3ddd2131e5a6cc2fe169a54bdedec74be6c9a8d5185b921bb0c56d0", kill_on_drop: false }`
[INFO] [stderr]     Checking strsim v0.5.2
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking tabwriter v0.1.25
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]  Documenting subcmd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `0`
[INFO] [stdout]   --> src/lib.rs:87:39
[INFO] [stdout]    |
[INFO] [stdout] 87 |     /// with the program name in argv[0]
[INFO] [stdout]    |                                       ^ the module `subcmd` contains no item named `0`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "238d7dcdf3ddd2131e5a6cc2fe169a54bdedec74be6c9a8d5185b921bb0c56d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238d7dcdf3ddd2131e5a6cc2fe169a54bdedec74be6c9a8d5185b921bb0c56d0", kill_on_drop: false }`
[INFO] [stdout] 238d7dcdf3ddd2131e5a6cc2fe169a54bdedec74be6c9a8d5185b921bb0c56d0
