[INFO] fetching crate simpleml 4.0.0...
[INFO] testing simpleml-4.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate simpleml 4.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate simpleml 4.0.0
[INFO] finished tweaking crates.io crate simpleml 4.0.0
[INFO] tweaked toml for crates.io crate simpleml 4.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simpleml 4.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simpleml 4.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded whitespacesv v1.0.3
[INFO] [stderr]   Downloaded tree_iterators_rs v3.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b4042c0192050ba2ef496b9e379a31c94e448b323504b1d04e93428d0c5dc88
[INFO] running `Command { std: "docker" "start" "-a" "9b4042c0192050ba2ef496b9e379a31c94e448b323504b1d04e93428d0c5dc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b4042c0192050ba2ef496b9e379a31c94e448b323504b1d04e93428d0c5dc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4042c0192050ba2ef496b9e379a31c94e448b323504b1d04e93428d0c5dc88", kill_on_drop: false }`
[INFO] [stdout] 9b4042c0192050ba2ef496b9e379a31c94e448b323504b1d04e93428d0c5dc88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c9db21a279ec1a526bb03f35bdedeaccbe4704b1f73b2cf9670332279744643
[INFO] running `Command { std: "docker" "start" "-a" "0c9db21a279ec1a526bb03f35bdedeaccbe4704b1f73b2cf9670332279744643", kill_on_drop: false }`
[INFO] [stderr]    Compiling streaming-iterator v0.1.9
[INFO] [stderr]    Compiling whitespacesv v1.0.3
[INFO] [stderr]    Compiling tree_iterators_rs v3.5.0
[INFO] [stderr]    Compiling simpleml v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "0c9db21a279ec1a526bb03f35bdedeaccbe4704b1f73b2cf9670332279744643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9db21a279ec1a526bb03f35bdedeaccbe4704b1f73b2cf9670332279744643", kill_on_drop: false }`
[INFO] [stdout] 0c9db21a279ec1a526bb03f35bdedeaccbe4704b1f73b2cf9670332279744643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c585902b9bd0d950a9ec13f41bd663c3686f01d41233d1fc28537dbde04f3459
[INFO] running `Command { std: "docker" "start" "-a" "c585902b9bd0d950a9ec13f41bd663c3686f01d41233d1fc28537dbde04f3459", kill_on_drop: false }`
[INFO] [stderr]    Compiling simpleml v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:863:9
[INFO] [stdout]     |
[INFO] [stdout] 863 | /         /// Result:
[INFO] [stdout] 864 | |         /// Configuration
[INFO] [stdout] 865 | |         ///         Video
[INFO] [stdout] 866 | |         ///                  Resolution 1280 720
[INFO] [stdout] ...   |
[INFO] [stdout] 876 | |         ///         my_custom_end_keyword
[INFO] [stdout] 877 | |         /// my_custom_end_keyword
[INFO] [stdout]     | |_________------------------------^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:782:35
[INFO] [stdout]     |
[INFO] [stdout] 782 |             super::SMLWriter::new(super::parse(input).unwrap())
[INFO] [stdout]     |             --------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&Tree<SMLElement<_>>`, found `Tree<SMLElement<Cow<'_, str>>>`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&tree_iterators_rs::prelude::Tree<SMLElement<_>>`
[INFO] [stdout]                   found struct `tree_iterators_rs::prelude::Tree<SMLElement<Cow<'_, str>>>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/lib.rs:207:12
[INFO] [stdout]     |
[INFO] [stdout] 207 |     pub fn new(values: &'values Tree<SMLElement<StrAsRef>>) -> Self {
[INFO] [stdout]     |            ^^^ -------------------------------------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 782 |             super::SMLWriter::new(&super::parse(input).unwrap())
[INFO] [stdout]     |                                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:852:34
[INFO] [stdout]     |
[INFO] [stdout] 852 |         let str = SMLWriter::new(my_sml_values)
[INFO] [stdout]     |                   -------------- ^^^^^^^^^^^^^ expected `&Tree<SMLElement<_>>`, found `Tree<SMLElement<&str>>`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&tree_iterators_rs::prelude::Tree<SMLElement<_>>`
[INFO] [stdout]                   found struct `tree_iterators_rs::prelude::Tree<SMLElement<&str>>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/lib.rs:207:12
[INFO] [stdout]     |
[INFO] [stdout] 207 |     pub fn new(values: &'values Tree<SMLElement<StrAsRef>>) -> Self {
[INFO] [stdout]     |            ^^^ -------------------------------------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 852 |         let str = SMLWriter::new(&my_sml_values)
[INFO] [stdout]     |                                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simpleml` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c585902b9bd0d950a9ec13f41bd663c3686f01d41233d1fc28537dbde04f3459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c585902b9bd0d950a9ec13f41bd663c3686f01d41233d1fc28537dbde04f3459", kill_on_drop: false }`
[INFO] [stdout] c585902b9bd0d950a9ec13f41bd663c3686f01d41233d1fc28537dbde04f3459
