[INFO] fetching crate enumx_derive 0.4.2...
[INFO] checking enumx_derive-0.4.2 against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] extracting crate enumx_derive 0.4.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate enumx_derive 0.4.2 on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enumx_derive 0.4.2
[INFO] finished tweaking crates.io crate enumx_derive 0.4.2
[INFO] tweaked toml for crates.io crate enumx_derive 0.4.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.7.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.96)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ec34b556745a0f13a83173db61255a91ab1463a20a3d092aad7962dab9bd10d
[INFO] running `Command { std: "docker" "start" "-a" "4ec34b556745a0f13a83173db61255a91ab1463a20a3d092aad7962dab9bd10d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ec34b556745a0f13a83173db61255a91ab1463a20a3d092aad7962dab9bd10d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec34b556745a0f13a83173db61255a91ab1463a20a3d092aad7962dab9bd10d", kill_on_drop: false }`
[INFO] [stdout] 4ec34b556745a0f13a83173db61255a91ab1463a20a3d092aad7962dab9bd10d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91dc658cdceefd1be98bff751f0b2bc001115717a396f1bd9c159212c9a86941
[INFO] running `Command { std: "docker" "start" "-a" "91dc658cdceefd1be98bff751f0b2bc001115717a396f1bd9c159212c9a86941", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking proc-macro2 v1.0.93
[INFO] [stderr]     Checking quote v1.0.38
[INFO] [stderr]     Checking enumx_derive v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]    --> src/lib.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |             expanded.into()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 409 |             expanded_item_enum.into()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enumx_derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]    --> src/lib.rs:399:13
[INFO] [stdout]     |
[INFO] [stdout] 399 |             expanded.into()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenStream` to `proc_macro::TokenStream`
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 409 |             expanded_item_enum.into()
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enumx_derive` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "91dc658cdceefd1be98bff751f0b2bc001115717a396f1bd9c159212c9a86941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91dc658cdceefd1be98bff751f0b2bc001115717a396f1bd9c159212c9a86941", kill_on_drop: false }`
[INFO] [stdout] 91dc658cdceefd1be98bff751f0b2bc001115717a396f1bd9c159212c9a86941