[INFO] crate attribution 0.2.0 is already in cache
[INFO] checking attribution-0.2.0 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate attribution 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate attribution 0.2.0 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate attribution 0.2.0
[INFO] removed 2 missing examples
[INFO] finished tweaking crates.io crate attribution 0.2.0
[INFO] tweaked toml for crates.io crate attribution 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 588b96af0a46a5fa869eda1ebd3bd9991d4ab4f515e75074628238372a524dbb
[INFO] running `"docker" "start" "-a" "588b96af0a46a5fa869eda1ebd3bd9991d4ab4f515e75074628238372a524dbb"`
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling shrinkwraprs v0.2.1
[INFO] [stderr]    Compiling attribution-macros v0.2.0
[INFO] [stderr]     Checking attribution v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: the `#[proc_macro_attribute]` attribute is only usable with crates of the `proc-macro` crate type
[INFO] [stderr]   --> examples/ez_trace.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[proc_macro_attribute]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `ez_trace`
[INFO] [stderr]    --> examples/ez_trace.rs:1:1
[INFO] [stderr]     |
[INFO] [stderr] 1   | / extern crate proc_macro;
[INFO] [stderr] 2   | |
[INFO] [stderr] 3   | | use attribution::attr_args;
[INFO] [stderr] 4   | | use proc_macro::TokenStream;
[INFO] [stderr] ...   |
[INFO] [stderr] 109 | |     }
[INFO] [stderr] 110 | | }
[INFO] [stderr]     | |_^ consider adding a `main` function to `examples/ez_trace.rs`
[INFO] [stderr] 
[INFO] [stderr] error: the `#[proc_macro_attribute]` attribute is only usable with crates of the `proc-macro` crate type
[INFO] [stderr]   --> examples/gs.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[proc_macro_attribute]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `attribution`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0601]: `main` function not found in crate `gs`
[INFO] [stderr]    --> examples/gs.rs:1:1
[INFO] [stderr]     |
[INFO] [stderr] 1   | / extern crate proc_macro;
[INFO] [stderr] 2   | |
[INFO] [stderr] 3   | | use attribution::attr_args;
[INFO] [stderr] 4   | | use attribution::DynamicParameters;
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |     }
[INFO] [stderr] 153 | | }
[INFO] [stderr]     | |_^ consider adding a `main` function to `examples/gs.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `attribution`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "588b96af0a46a5fa869eda1ebd3bd9991d4ab4f515e75074628238372a524dbb"`
[INFO] running `"docker" "rm" "-f" "588b96af0a46a5fa869eda1ebd3bd9991d4ab4f515e75074628238372a524dbb"`
[INFO] [stdout] 588b96af0a46a5fa869eda1ebd3bd9991d4ab4f515e75074628238372a524dbb