[INFO] fetching crate chalk-solve 0.33.0...
[INFO] documenting chalk-solve-0.33.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate chalk-solve 0.33.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate chalk-solve 0.33.0 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 chalk-solve 0.33.0
[INFO] finished tweaking crates.io crate chalk-solve 0.33.0
[INFO] tweaked toml for crates.io crate chalk-solve 0.33.0 written to /workspace/builds/worker-1/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 tracing-tree v0.1.6
[INFO] [stderr]   Downloaded chalk-derive v0.33.0
[INFO] [stderr]   Downloaded chalk-ir v0.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 2869da3f8cbf8ae019ed2a95a8c3ef3d2db82cc2784e8f1ab94916b6219de29f
[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" "2869da3f8cbf8ae019ed2a95a8c3ef3d2db82cc2784e8f1ab94916b6219de29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2869da3f8cbf8ae019ed2a95a8c3ef3d2db82cc2784e8f1ab94916b6219de29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2869da3f8cbf8ae019ed2a95a8c3ef3d2db82cc2784e8f1ab94916b6219de29f", kill_on_drop: false }`
[INFO] [stdout] 2869da3f8cbf8ae019ed2a95a8c3ef3d2db82cc2784e8f1ab94916b6219de29f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6ea81af2691d9b8934cdfaa0f7e31b84a27fe9fd59ef0160a0aed8840b8e33c6
[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" "6ea81af2691d9b8934cdfaa0f7e31b84a27fe9fd59ef0160a0aed8840b8e33c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling chalk-derive v0.33.0
[INFO] [stderr]     Checking chalk-ir v0.33.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking tracing-subscriber v0.2.13
[INFO] [stderr]     Checking tracing-tree v0.1.6
[INFO] [stderr]  Documenting chalk-solve v0.33.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `chalk_ir::Interner`
[INFO] [stdout]   --> src/display/utils.rs:27:47
[INFO] [stdout]    |
[INFO] [stdout] 27 | /// Processes a name given by an [`Interner`][chalk_ir::Interner] debug
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^ the module `chalk_ir` contains no item named `Interner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `chalk_ir::Interner`
[INFO] [stdout]   --> src/display/utils.rs:27:47
[INFO] [stdout]    |
[INFO] [stdout] 27 | /// Processes a name given by an [`Interner`][chalk_ir::Interner] debug
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^ the module `chalk_ir` contains no item named `Interner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]   --> src/infer/invert.rs:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 |     /// negation-as-failure paper [1], where negative goals are only
[INFO] [stdout]    |                                    ^ the module `invert` contains no item named `1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]   --> src/infer/invert.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     /// [1] http://www.doc.ic.ac.uk/~klc/NegAsFailure.pdf
[INFO] [stdout]    |          ^ the module `invert` contains no item named `1`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `mut`
[INFO] [stdout]    --> src/wf.rs:825:35
[INFO] [stdout]     |
[INFO] [stdout] 825 |     /// a) pointer conversions: &[mut] T -> &[mut] U, &[mut] T -> *[mut] U,
[INFO] [stdout]     |                                   ^^^ the module `wf` contains no item named `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `mut`
[INFO] [stdout]    --> src/wf.rs:825:47
[INFO] [stdout]     |
[INFO] [stdout] 825 |     /// a) pointer conversions: &[mut] T -> &[mut] U, &[mut] T -> *[mut] U,
[INFO] [stdout]     |                                               ^^^ the module `wf` contains no item named `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `mut`
[INFO] [stdout]    --> src/wf.rs:825:57
[INFO] [stdout]     |
[INFO] [stdout] 825 |     /// a) pointer conversions: &[mut] T -> &[mut] U, &[mut] T -> *[mut] U,
[INFO] [stdout]     |                                                         ^^^ the module `wf` contains no item named `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `mut`
[INFO] [stdout]    --> src/wf.rs:825:69
[INFO] [stdout]     |
[INFO] [stdout] 825 |     /// a) pointer conversions: &[mut] T -> &[mut] U, &[mut] T -> *[mut] U,
[INFO] [stdout]     |                                                                     ^^^ the module `wf` contains no item named `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `mut`
[INFO] [stdout]    --> src/wf.rs:826:14
[INFO] [stdout]     |
[INFO] [stdout] 826 |     ///    *[mut] T -> *[mut] U are considered valid if
[INFO] [stdout]     |              ^^^ the module `wf` contains no item named `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `mut`
[INFO] [stdout]    --> src/wf.rs:826:26
[INFO] [stdout]     |
[INFO] [stdout] 826 |     ///    *[mut] T -> *[mut] U are considered valid if
[INFO] [stdout]     |                          ^^^ the module `wf` contains no item named `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.52s
[INFO] running `Command { std: "docker" "inspect" "6ea81af2691d9b8934cdfaa0f7e31b84a27fe9fd59ef0160a0aed8840b8e33c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea81af2691d9b8934cdfaa0f7e31b84a27fe9fd59ef0160a0aed8840b8e33c6", kill_on_drop: false }`
[INFO] [stdout] 6ea81af2691d9b8934cdfaa0f7e31b84a27fe9fd59ef0160a0aed8840b8e33c6
