[INFO] cloning repository https://github.com/dvdfgrlnd/JsonDiff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dvdfgrlnd/JsonDiff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdfgrlnd%2FJsonDiff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdfgrlnd%2FJsonDiff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a5951464e1d1994922f6f54b0a8153f8bd273d3
[INFO] documenting dvdfgrlnd/JsonDiff/7a5951464e1d1994922f6f54b0a8153f8bd273d3 against 1.99.0-beta.8 for beta-rustdoc-1.100
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdvdfgrlnd%2FJsonDiff" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dvdfgrlnd/JsonDiff
[INFO] finished tweaking git repo https://github.com/dvdfgrlnd/JsonDiff
[INFO] tweaked toml for git repo https://github.com/dvdfgrlnd/JsonDiff written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dvdfgrlnd/JsonDiff on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dvdfgrlnd/JsonDiff 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.76
[INFO] [stderr]   Downloaded js-sys v0.3.53
[INFO] [stderr]   Downloaded serde_json v1.0.66
[INFO] [stderr]   Downloaded bumpalo v3.7.0
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded web-sys v0.3.53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d
[INFO] running `Command { std: "docker" "start" "7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.76
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.76
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.76
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.76
[INFO] [stdout] error: older versions of the `wasm-bindgen` crate are incompatible with current versions of Rust; please update to `wasm-bindgen` v0.2.88
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d", kill_on_drop: false }`
[INFO] [stdout] 7320e56310bf27f1ad0943f5981b9315e6de82b466182b5bfe9ba830d186e26d
