[INFO] fetching crate cupid 0.6.1...
[INFO] documenting cupid-0.6.1 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate cupid 0.6.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cupid 0.6.1 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 cupid 0.6.1
[INFO] finished tweaking crates.io crate cupid 0.6.1
[INFO] tweaked toml for crates.io crate cupid 0.6.1 written to /workspace/builds/worker-4/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fb36aab6e784025b805682173668ec01afa0750216816b9e854b6778460064f0
[INFO] running `Command { std: "docker" "start" "-a" "fb36aab6e784025b805682173668ec01afa0750216816b9e854b6778460064f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb36aab6e784025b805682173668ec01afa0750216816b9e854b6778460064f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb36aab6e784025b805682173668ec01afa0750216816b9e854b6778460064f0", kill_on_drop: false }`
[INFO] [stdout] fb36aab6e784025b805682173668ec01afa0750216816b9e854b6778460064f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ce6715d54f726b945e0b7f259b5652b26490c0a6ee836896390cd3fa7ac549d6
[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" "ce6715d54f726b945e0b7f259b5652b26490c0a6ee836896390cd3fa7ac549d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cupid v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `gcc::Build`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]   --> build.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut cfg = gcc::Build::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]   --> build.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut cfg = gcc::Build::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting cupid v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `4:0`
[INFO] [stdout]    --> src/lib.rs:774:45
[INFO] [stdout]     |
[INFO] [stdout] 774 |     /// Software should use this field (EAX[4:0]) to enumerate processor topology of the system.
[INFO] [stdout]     |                                             ^^^ the module `cupid` contains no item named `4:0`
[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: unresolved link to `15:0`
[INFO] [stdout]    --> src/lib.rs:790:35
[INFO] [stdout]     |
[INFO] [stdout] 790 |     /// Software must not use EBX[15:0] to enumerate processor topology of the system.
[INFO] [stdout]     |                                   ^^^^ the module `cupid` contains no item named `15:0`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `15:0`
[INFO] [stdout]    --> src/lib.rs:791:39
[INFO] [stdout]     |
[INFO] [stdout] 791 |     /// This value in this field (EBX[15:0]) is only intended for display/diagnostic purposes.
[INFO] [stdout]     |                                       ^^^^ the module `cupid` contains no item named `15:0`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `15:0`
[INFO] [stdout]    --> src/lib.rs:793:48
[INFO] [stdout]     |
[INFO] [stdout] 793 |     /// may be different from the value of EBX[15:0],
[INFO] [stdout]     |                                                ^^^^ the module `cupid` contains no item named `15:0`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "ce6715d54f726b945e0b7f259b5652b26490c0a6ee836896390cd3fa7ac549d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6715d54f726b945e0b7f259b5652b26490c0a6ee836896390cd3fa7ac549d6", kill_on_drop: false }`
[INFO] [stdout] ce6715d54f726b945e0b7f259b5652b26490c0a6ee836896390cd3fa7ac549d6
