[INFO] fetching crate mimeograph_cloudflare 0.2.0...
[INFO] testing mimeograph_cloudflare-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mimeograph_cloudflare 0.2.0 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate mimeograph_cloudflare 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-76/source/.cargo/config
[INFO] started tweaking crates.io crate mimeograph_cloudflare 0.2.0
[INFO] finished tweaking crates.io crate mimeograph_cloudflare 0.2.0
[INFO] tweaked toml for crates.io crate mimeograph_cloudflare 0.2.0 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 732cbddd64c4e3d94d87417119e5177f71c119c7ca9e50a02e81d279efad5fe2
[INFO] running `Command { std: "docker" "start" "-a" "732cbddd64c4e3d94d87417119e5177f71c119c7ca9e50a02e81d279efad5fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "732cbddd64c4e3d94d87417119e5177f71c119c7ca9e50a02e81d279efad5fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732cbddd64c4e3d94d87417119e5177f71c119c7ca9e50a02e81d279efad5fe2", kill_on_drop: false }`
[INFO] [stdout] 732cbddd64c4e3d94d87417119e5177f71c119c7ca9e50a02e81d279efad5fe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c037b99d1e2e74b9649b0f0b05ad4775a9fd9db2591eb05ac21fa3e5af5c174e
[INFO] running `Command { std: "docker" "start" "-a" "c037b99d1e2e74b9649b0f0b05ad4775a9fd9db2591eb05ac21fa3e5af5c174e", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.77
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.77
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.77
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.77
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.77
[INFO] [stderr]    Compiling js-sys v0.3.54
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.27
[INFO] [stderr]    Compiling web-sys v0.3.54
[INFO] [stderr]    Compiling mimeograph_cloudflare v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `web_sys::ReadableStreamByobReadResult`, `web_sys::ReadableStreamByobReader`, `web_sys::ReadableStreamDefaultReadResult`, `web_sys::ReadableStreamDefaultReader`, `web_sys::TransformStream`, `web_sys::WritableStream`, `web_sys::WritableStreamDefaultWriter`
[INFO] [stdout]   --> src/lib.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Headers, ReadableStream, ReadableStreamByobReadResult, ReadableStreamByobReader,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^ no `ReadableStreamByobReader` in the root
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              no `ReadableStreamByobReadResult` in the root
[INFO] [stdout] 25 |     ReadableStreamDefaultReadResult, ReadableStreamDefaultReader, Request, RequestInit, Response,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `ReadableStreamDefaultReader` in the root
[INFO] [stdout]    |     |
[INFO] [stdout]    |     no `ReadableStreamDefaultReadResult` in the root
[INFO] [stdout] 26 |     ResponseInit, TextDecoder, TextEncoder, TransformStream, WritableStream,
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^ no `WritableStream` in the root
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             no `TransformStream` in the root
[INFO] [stdout] 27 |     WritableStreamDefaultWriter,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `WritableStreamDefaultWriter` in the root
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Headers, ReadableStream, ReadableStreamByobReadResult, ReadableStreamReaderMode,
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ReadableStreamDefaultReadResult, ReadableStreamReaderMode, Request, RequestInit, Response,
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ResponseInit, TextDecoder, TextEncoder, TransformStream, ReadableStream,
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mimeograph_cloudflare` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c037b99d1e2e74b9649b0f0b05ad4775a9fd9db2591eb05ac21fa3e5af5c174e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c037b99d1e2e74b9649b0f0b05ad4775a9fd9db2591eb05ac21fa3e5af5c174e", kill_on_drop: false }`
[INFO] [stdout] c037b99d1e2e74b9649b0f0b05ad4775a9fd9db2591eb05ac21fa3e5af5c174e