[INFO] updating cached repository https://github.com/erpe/status_codes_app
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 633d06bf6902882ee25c49e6474b59f6a732c66a
[INFO] checking erpe/status_codes_app against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferpe%2Fstatus_codes_app" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erpe/status_codes_app on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/erpe/status_codes_app
[INFO] finished tweaking git repo https://github.com/erpe/status_codes_app
[INFO] tweaked toml for git repo https://github.com/erpe/status_codes_app written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/erpe/status_codes_app already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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] 5b22005162b6ed26087d70cde0a7a8e47b2bc87e685ece22148001d2d4d4d61a
[INFO] running `"docker" "start" "-a" "5b22005162b6ed26087d70cde0a7a8e47b2bc87e685ece22148001d2d4d4d61a"`
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking num_cpus v1.2.1
[INFO] [stderr]     Checking unicode-bidi v0.2.4
[INFO] [stderr]     Checking mustache v0.6.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr] error: enum is private and its variants cannot be re-exported
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mustache-0.6.3/src/parser.rs:4:9
[INFO] [stderr]    |
[INFO] [stderr] 4  | pub use self::ParserState::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 | enum ParserState { TEXT, OTAG, TAG, CTAG }
[INFO] [stderr]    | ---------------- help: consider making the enum public: `pub enum ParserState`
[INFO] [stderr] 
[INFO] [stderr] error: enum is private and its variants cannot be re-exported
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mustache-0.6.3/src/parser.rs:5:9
[INFO] [stderr]    |
[INFO] [stderr] 5  | pub use self::TokenClass::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 | enum TokenClass {
[INFO] [stderr]    | --------------- help: consider making the enum public: `pub enum TokenClass`
[INFO] [stderr] 
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mustache`.
[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" "5b22005162b6ed26087d70cde0a7a8e47b2bc87e685ece22148001d2d4d4d61a"`
[INFO] running `"docker" "rm" "-f" "5b22005162b6ed26087d70cde0a7a8e47b2bc87e685ece22148001d2d4d4d61a"`
[INFO] [stdout] 5b22005162b6ed26087d70cde0a7a8e47b2bc87e685ece22148001d2d4d4d61a