[INFO] crate html5ever_dom_sink 0.2.0 is already in cache
[INFO] extracting crate html5ever_dom_sink 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/html5ever_dom_sink/0.2.0
[INFO] extracting crate html5ever_dom_sink 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/html5ever_dom_sink/0.2.0
[INFO] validating manifest of html5ever_dom_sink-0.2.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of html5ever_dom_sink-0.2.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing html5ever_dom_sink-0.2.0
[INFO] removed path dependency html5ever from html5ever_dom_sink-0.2.0
[INFO] removed path dependency html5ever_test_util from html5ever_dom_sink-0.2.0
[INFO] finished frobbing html5ever_dom_sink-0.2.0
[INFO] frobbed toml for html5ever_dom_sink-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/html5ever_dom_sink/0.2.0/Cargo.toml
[INFO] started frobbing html5ever_dom_sink-0.2.0
[INFO] removed path dependency html5ever from html5ever_dom_sink-0.2.0
[INFO] removed path dependency html5ever_test_util from html5ever_dom_sink-0.2.0
[INFO] finished frobbing html5ever_dom_sink-0.2.0
[INFO] frobbed toml for html5ever_dom_sink-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/html5ever_dom_sink/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing html5ever_dom_sink-0.2.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/html5ever_dom_sink/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6ce3d67922f1b7a054d81f11fc16ca7ca4e9fd8d00811c9b9c189c239c6cd368
[INFO] running `"docker" "start" "-a" "6ce3d67922f1b7a054d81f11fc16ca7ca4e9fd8d00811c9b9c189c239c6cd368"`
[INFO] [stderr]    Compiling rc v0.1.1
[INFO] [stderr]    Compiling tendril v0.1.6
[INFO] [stderr]    Compiling html5ever v0.2.11
[INFO] [stderr]    Compiling html5ever_dom_sink v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `string_cache::QualName`
[INFO] [stderr]   --> src/common.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use string_cache::QualName;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^ no `QualName` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `string_cache::QualName`
[INFO] [stderr]   --> src/rcdom.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | use string_cache::QualName;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^ no `QualName` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `string_cache::QualName`
[INFO] [stderr]   --> src/owned_dom.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | use string_cache::QualName;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^ no `QualName` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | #![feature(box_syntax, append, rc_weak)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0046]: not all trait items implemented, missing: `get_template_contents`
[INFO] [stderr]    --> src/rcdom.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 | impl TreeSink for RcDom {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^ missing `get_template_contents` in implementation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `get_template_contents` from trait: `fn(&Self, <Self as html5ever::tree_builder::TreeSink>::Handle) -> <Self as html5ever::tree_builder::TreeSink>::Handle`
[INFO] [stderr] 
[INFO] [stderr] error[E0046]: not all trait items implemented, missing: `get_template_contents`
[INFO] [stderr]    --> src/owned_dom.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | impl TreeSink for Sink {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^ missing `get_template_contents` in implementation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `get_template_contents` from trait: `fn(&Self, <Self as html5ever::tree_builder::TreeSink>::Handle) -> <Self as html5ever::tree_builder::TreeSink>::Handle`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `downgrade` found for type `&rcdom::Handle` in the current scope
[INFO] [stderr]   --> src/rcdom.rs:84:31
[INFO] [stderr]    |
[INFO] [stderr] 84 |     *parent = Some(new_parent.downgrade());
[INFO] [stderr]    |                    -----------^^^^^^^^^
[INFO] [stderr]    |                    |          |
[INFO] [stderr]    |                    |          this is an associated function, not a method
[INFO] [stderr]    |                    help: use associated function syntax instead: `&rcdom::Handle::downgrade`
[INFO] [stderr]    |
[INFO] [stderr]    = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stderr]    = note: the candidate is defined in an impl for the type `std::rc::Rc<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `downgrade` found for type `rcdom::Handle` in the current scope
[INFO] [stderr]    --> src/rcdom.rs:213:57
[INFO] [stderr]     |
[INFO] [stderr] 60  | pub struct Handle(Rc<RefCell<Node>>);
[INFO] [stderr]     | ------------------------------------- method `downgrade` not found for this
[INFO] [stderr] ...
[INFO] [stderr] 213 |         child.borrow_mut().parent = Some(parent.clone().downgrade());
[INFO] [stderr]     |                                          ---------------^^^^^^^^^
[INFO] [stderr]     |                                          |              |
[INFO] [stderr]     |                                          |              this is an associated function, not a method
[INFO] [stderr]     |                                          help: use associated function syntax instead: `rcdom::Handle::downgrade`
[INFO] [stderr]     |
[INFO] [stderr]     = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stderr]     = note: the candidate is defined in an impl for the type `std::rc::Rc<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `downgrade` found for type `rcdom::Handle` in the current scope
[INFO] [stderr]    --> src/rcdom.rs:250:39
[INFO] [stderr]     |
[INFO] [stderr] 60  | pub struct Handle(Rc<RefCell<Node>>);
[INFO] [stderr]     | ------------------------------------- method `downgrade` not found for this
[INFO] [stderr] ...
[INFO] [stderr] 250 |             *parent = Some(new_parent.downgrade());
[INFO] [stderr]     |                            -----------^^^^^^^^^
[INFO] [stderr]     |                            |          |
[INFO] [stderr]     |                            |          this is an associated function, not a method
[INFO] [stderr]     |                            help: use associated function syntax instead: `rcdom::Handle::downgrade`
[INFO] [stderr]     |
[INFO] [stderr]     = note: found the following associated functions; to be used as methods, functions must have a `self` parameter
[INFO] [stderr]     = note: the candidate is defined in an impl for the type `std::rc::Rc<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0046, E0432, E0554, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0046`.
[INFO] [stderr] error: Could not compile `html5ever_dom_sink`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6ce3d67922f1b7a054d81f11fc16ca7ca4e9fd8d00811c9b9c189c239c6cd368"`
[INFO] running `"docker" "rm" "-f" "6ce3d67922f1b7a054d81f11fc16ca7ca4e9fd8d00811c9b9c189c239c6cd368"`
[INFO] [stdout] 6ce3d67922f1b7a054d81f11fc16ca7ca4e9fd8d00811c9b9c189c239c6cd368