[INFO] crate structdoc 0.1.4 is already in cache
[INFO] checking structdoc-0.1.4 against try#38f08371587f97c145dedb2c055ac7b01bf1e788 for pr-65294
[INFO] extracting crate structdoc 0.1.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate structdoc 0.1.4 on toolchain 38f08371587f97c145dedb2c055ac7b01bf1e788
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate structdoc 0.1.4
[INFO] finished tweaking crates.io crate structdoc 0.1.4
[INFO] tweaked toml for crates.io crate structdoc 0.1.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate structdoc 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+38f08371587f97c145dedb2c055ac7b01bf1e788" "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] fc3187def869bbb9e58c9aa8eaf779a269a812f2ad4af48f0ab57b2fd84aead5
[INFO] running `"docker" "start" "-a" "fc3187def869bbb9e58c9aa8eaf779a269a812f2ad4af48f0ab57b2fd84aead5"`
[INFO] [stderr]    Compiling unindent v0.1.4
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling structdoc-derive v0.1.4
[INFO] [stderr] error[E0518]: attribute should be applied to function or closure
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.4.1/src/parse.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | / bitflags! {
[INFO] [stderr] 134 | |     pub struct Options: u32 {
[INFO] [stderr] 135 | |         const FIRST_PASS = 1 << 0;
[INFO] [stderr] 136 | |         const ENABLE_TABLES = 1 << 1;
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |     }
[INFO] [stderr] 141 | | }
[INFO] [stderr]     | |_^ not a function or closure
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0518]: attribute should be applied to function or closure
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.4.1/src/parse.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | / bitflags! {
[INFO] [stderr] 134 | |     pub struct Options: u32 {
[INFO] [stderr] 135 | |         const FIRST_PASS = 1 << 0;
[INFO] [stderr] 136 | |         const ENABLE_TABLES = 1 << 1;
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |     }
[INFO] [stderr] 141 | | }
[INFO] [stderr]     | |_^ not a function or closure
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0518]: attribute should be applied to function or closure
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.4.1/src/parse.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | / bitflags! {
[INFO] [stderr] 134 | |     pub struct Options: u32 {
[INFO] [stderr] 135 | |         const FIRST_PASS = 1 << 0;
[INFO] [stderr] 136 | |         const ENABLE_TABLES = 1 << 1;
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |     }
[INFO] [stderr] 141 | | }
[INFO] [stderr]     | |_^ not a function or closure
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0518]: attribute should be applied to function or closure
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.4.1/src/parse.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | / bitflags! {
[INFO] [stderr] 134 | |     pub struct Options: u32 {
[INFO] [stderr] 135 | |         const FIRST_PASS = 1 << 0;
[INFO] [stderr] 136 | |         const ENABLE_TABLES = 1 << 1;
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |     }
[INFO] [stderr] 141 | | }
[INFO] [stderr]     | |_^ not a function or closure
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0518]: attribute should be applied to function or closure
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.4.1/src/parse.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | / bitflags! {
[INFO] [stderr] 134 | |     pub struct Options: u32 {
[INFO] [stderr] 135 | |         const FIRST_PASS = 1 << 0;
[INFO] [stderr] 136 | |         const ENABLE_TABLES = 1 << 1;
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |     }
[INFO] [stderr] 141 | | }
[INFO] [stderr]     | |_^ not a function or closure
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0518]: attribute should be applied to function or closure
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.4.1/src/parse.rs:133:1
[INFO] [stderr]     |
[INFO] [stderr] 133 | / bitflags! {
[INFO] [stderr] 134 | |     pub struct Options: u32 {
[INFO] [stderr] 135 | |         const FIRST_PASS = 1 << 0;
[INFO] [stderr] 136 | |         const ENABLE_TABLES = 1 << 1;
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |     }
[INFO] [stderr] 141 | | }
[INFO] [stderr]     | |_^ not a function or closure
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0518`.
[INFO] [stderr] error: could not compile `pulldown-cmark`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "fc3187def869bbb9e58c9aa8eaf779a269a812f2ad4af48f0ab57b2fd84aead5"`
[INFO] running `"docker" "rm" "-f" "fc3187def869bbb9e58c9aa8eaf779a269a812f2ad4af48f0ab57b2fd84aead5"`
[INFO] [stdout] fc3187def869bbb9e58c9aa8eaf779a269a812f2ad4af48f0ab57b2fd84aead5