[INFO] crate enum-utils 0.1.2 is already in cache
[INFO] checking enum-utils-0.1.2 against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] extracting crate enum-utils 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate enum-utils 0.1.2 on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate enum-utils 0.1.2
[INFO] finished tweaking crates.io crate enum-utils 0.1.2
[INFO] tweaked toml for crates.io crate enum-utils 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] 995ed0229f6ddec78554d8a1d025d522d210a578d45a3fe73040981ff1a25ad6
[INFO] running `"docker" "start" "-a" "995ed0229f6ddec78554d8a1d025d522d210a578d45a3fe73040981ff1a25ad6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.109
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking pulldown-cmark v0.4.1
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking backtrace-sys v0.1.37
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling enum-utils-from-str v0.1.2
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking serde_derive_internals v0.25.0
[INFO] [stderr]     Checking enum-utils v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr] error[E0566]: conflicting representation hints
[INFO] [stderr]   --> tests/iter.rs:57:8
[INFO] [stderr]    |
[INFO] [stderr] 57 | #[repr(C, u16)]
[INFO] [stderr]    |        ^  ^^^
[INFO] [stderr] 58 | #[repr(align(2))]
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(conflicting_repr_hints)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #68585 <https://github.com/rust-lang/rust/issues/68585>
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0566`.
[INFO] [stderr] error: could not compile `enum-utils`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "995ed0229f6ddec78554d8a1d025d522d210a578d45a3fe73040981ff1a25ad6"`
[INFO] running `"docker" "rm" "-f" "995ed0229f6ddec78554d8a1d025d522d210a578d45a3fe73040981ff1a25ad6"`
[INFO] [stdout] 995ed0229f6ddec78554d8a1d025d522d210a578d45a3fe73040981ff1a25ad6