[INFO] fetching crate serde_dynamic_typing 0.1.1...
[INFO] documenting serde_dynamic_typing-0.1.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate serde_dynamic_typing 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate serde_dynamic_typing 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_dynamic_typing 0.1.1
[INFO] finished tweaking crates.io crate serde_dynamic_typing 0.1.1
[INFO] tweaked toml for crates.io crate serde_dynamic_typing 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ebacktrace v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2f7b008a934670e4b2a4940b73c2f3986da1bbb08851b178ec1e4c81325550d
[INFO] running `Command { std: "docker" "start" "-a" "e2f7b008a934670e4b2a4940b73c2f3986da1bbb08851b178ec1e4c81325550d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2f7b008a934670e4b2a4940b73c2f3986da1bbb08851b178ec1e4c81325550d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f7b008a934670e4b2a4940b73c2f3986da1bbb08851b178ec1e4c81325550d", kill_on_drop: false }`
[INFO] [stdout] e2f7b008a934670e4b2a4940b73c2f3986da1bbb08851b178ec1e4c81325550d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ed146417dc50b7e5d3beaa4dbce4f72430868ea8b9ad9544446214d6637d8e4
[INFO] running `Command { std: "docker" "start" "-a" "9ed146417dc50b7e5d3beaa4dbce4f72430868ea8b9ad9544446214d6637d8e4", kill_on_drop: false }`
[INFO] [stderr]     Checking ebacktrace v0.2.0
[INFO] [stderr]  Documenting serde_dynamic_typing v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0407]: method `backtrace` is not a member of trait `std::error::Error`
[INFO] [stdout]   --> src/error.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | define_error!(ErrorImpl);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `define_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 E0407`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `serde_dynamic_typing`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name serde_dynamic_typing src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4f16dbfad4d4b418 -L dependency=/opt/rustwide/target/debug/deps --extern ebacktrace=/opt/rustwide/target/debug/deps/libebacktrace-17512a0b63244855.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-d959715fe86d3f0d.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "9ed146417dc50b7e5d3beaa4dbce4f72430868ea8b9ad9544446214d6637d8e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed146417dc50b7e5d3beaa4dbce4f72430868ea8b9ad9544446214d6637d8e4", kill_on_drop: false }`
[INFO] [stdout] 9ed146417dc50b7e5d3beaa4dbce4f72430868ea8b9ad9544446214d6637d8e4
