[INFO] fetching crate typescript-definitions 0.1.10...
[INFO] testing typescript-definitions-0.1.10 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate typescript-definitions 0.1.10 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate typescript-definitions 0.1.10 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate typescript-definitions 0.1.10
[INFO] finished tweaking crates.io crate typescript-definitions 0.1.10
[INFO] tweaked toml for crates.io crate typescript-definitions 0.1.10 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typescript-definitions-derive v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a421b2e9e61fbb41e8c1b750deb1ee80eb4b7bac713ecc146768e323297ff8db
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a421b2e9e61fbb41e8c1b750deb1ee80eb4b7bac713ecc146768e323297ff8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a421b2e9e61fbb41e8c1b750deb1ee80eb4b7bac713ecc146768e323297ff8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a421b2e9e61fbb41e8c1b750deb1ee80eb4b7bac713ecc146768e323297ff8db", kill_on_drop: false }`
[INFO] [stdout] a421b2e9e61fbb41e8c1b750deb1ee80eb4b7bac713ecc146768e323297ff8db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9511652f02509cb5b4423a9a16addc403ee7c2892bbc413c6a0c43c108980ecf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9511652f02509cb5b4423a9a16addc403ee7c2892bbc413c6a0c43c108980ecf", kill_on_drop: false }`
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive_internals v0.24.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling typescript-definitions-derive v0.1.10
[INFO] [stdout] error[E0277]: `syn::Type` doesn't implement `Debug`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/typescript-definitions-derive-0.1.10/src/attrs.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub ts_as: Option<syn::Type>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `syn::Type` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `syn::Type`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `Option<syn::Type>`
[INFO] [stdout]    = note: 1 redundant requirements hidden
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `&Option<syn::Type>`
[INFO] [stdout]    = note: required for the cast to the object type `dyn Debug`
[INFO] [stdout]    = note: this error originates in a derive macro (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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `typescript-definitions-derive`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9511652f02509cb5b4423a9a16addc403ee7c2892bbc413c6a0c43c108980ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9511652f02509cb5b4423a9a16addc403ee7c2892bbc413c6a0c43c108980ecf", kill_on_drop: false }`
[INFO] [stdout] 9511652f02509cb5b4423a9a16addc403ee7c2892bbc413c6a0c43c108980ecf