[INFO] cloning repository https://github.com/foobar27/rust-html-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foobar27/rust-html-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoobar27%2Frust-html-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoobar27%2Frust-html-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9362647af4ba6c32533b606063d40e358fd7268
[INFO] documenting foobar27/rust-html-experiments against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoobar27%2Frust-html-experiments" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foobar27/rust-html-experiments 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 git repo https://github.com/foobar27/rust-html-experiments
[INFO] finished tweaking git repo https://github.com/foobar27/rust-html-experiments
[INFO] tweaked toml for git repo https://github.com/foobar27/rust-html-experiments written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/foobar27/rust-html-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]     Blocking waiting for file lock on package cache
[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] e161ac320770ca2bb2d774eed97b132e00862ec2e32d872a632ff50814dc111d
[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" "e161ac320770ca2bb2d774eed97b132e00862ec2e32d872a632ff50814dc111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e161ac320770ca2bb2d774eed97b132e00862ec2e32d872a632ff50814dc111d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e161ac320770ca2bb2d774eed97b132e00862ec2e32d872a632ff50814dc111d", kill_on_drop: false }`
[INFO] [stdout] e161ac320770ca2bb2d774eed97b132e00862ec2e32d872a632ff50814dc111d
[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] 1dd502ec1a71bb4f5cea2c1d6dc683783f3f71909d7bea1ba141f8bf7339900a
[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" "1dd502ec1a71bb4f5cea2c1d6dc683783f3f71909d7bea1ba141f8bf7339900a", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]  Documenting html-experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `self::hyper::header::Connection`
[INFO] [stdout]  --> src/download.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use self::hyper::header::Connection;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Connection` in `header`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `html5ever::rcdom`
[INFO] [stdout]   --> src/main.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 | use html5ever::rcdom::{Document, Doctype, Text, Comment, Element, RcDom, Handle};
[INFO] [stdout]    |                ^^^^^ could not find `rcdom` in `html5ever`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `ns` in this scope
[INFO] [stdout]   --> src/main.rs:65:32
[INFO] [stdout]    |
[INFO] [stdout] 65 |             assert!(name.ns == ns!(html));
[INFO] [stdout]    |                                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `ns` in this scope
[INFO] [stdout]   --> src/main.rs:68:41
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 assert!(attr.name.ns == ns!());
[INFO] [stdout]    |                                         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `html-experiments`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name html_experiments src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern html5ever=/opt/rustwide/target/debug/deps/libhtml5ever-6834c3f1a8f190ad.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-8b5888a79206f8df.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-890a98193efafa7c.rmeta --extern string_cache=/opt/rustwide/target/debug/deps/libstring_cache-13476211f81cf185.rmeta --extern tendril=/opt/rustwide/target/debug/deps/libtendril-1d5633fedc6ea935.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "1dd502ec1a71bb4f5cea2c1d6dc683783f3f71909d7bea1ba141f8bf7339900a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd502ec1a71bb4f5cea2c1d6dc683783f3f71909d7bea1ba141f8bf7339900a", kill_on_drop: false }`
[INFO] [stdout] 1dd502ec1a71bb4f5cea2c1d6dc683783f3f71909d7bea1ba141f8bf7339900a