[INFO] crate xdr-codegen 0.1.0-alpha is already in cache
[INFO] checking xdr-codegen-0.1.0-alpha against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] extracting crate xdr-codegen 0.1.0-alpha into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate xdr-codegen 0.1.0-alpha on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate xdr-codegen 0.1.0-alpha
[INFO] finished tweaking crates.io crate xdr-codegen 0.1.0-alpha
[INFO] tweaked toml for crates.io crate xdr-codegen 0.1.0-alpha written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "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] de4c632ee8ab889fbf173ccd39262fc3e110eac42cf1b1945ebd85c346c40a62
[INFO] running `"docker" "start" "-a" "de4c632ee8ab889fbf173ccd39262fc3e110eac42cf1b1945ebd85c346c40a62"`
[INFO] [stderr]     Checking xdr-rs-serialize v0.1.0-alpha
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking mazzaroth-xdr v0.1.0-alpha
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking xdr-codegen v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr] error: proc-macro derive produced unparseable tokens
[INFO] [stderr]  --> src/ast/mod.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Parser)]
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: proc-macro derive produced unparseable tokens
[INFO] [stderr]  --> src/ast/mod.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Parser)]
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `xdr-codegen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `xdr-codegen`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "de4c632ee8ab889fbf173ccd39262fc3e110eac42cf1b1945ebd85c346c40a62"`
[INFO] running `"docker" "rm" "-f" "de4c632ee8ab889fbf173ccd39262fc3e110eac42cf1b1945ebd85c346c40a62"`
[INFO] [stdout] de4c632ee8ab889fbf173ccd39262fc3e110eac42cf1b1945ebd85c346c40a62