[INFO] updating cached repository intrepion/intrepion-backend-graphql-rust-nickel
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/intrepion/intrepion-backend-graphql-rust-nickel
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/intrepion-backend-graphql-rust-nickel" "work/ex/beta-1.37-6/sources/1.36.0/gh/intrepion/intrepion-backend-graphql-rust-nickel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/intrepion/intrepion-backend-graphql-rust-nickel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/intrepion-backend-graphql-rust-nickel" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/intrepion-backend-graphql-rust-nickel"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/intrepion-backend-graphql-rust-nickel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 96b4403a2ef3536e4472e4e970e96772a5e83bb0
[INFO] sha for GitHub repo intrepion/intrepion-backend-graphql-rust-nickel: 96b4403a2ef3536e4472e4e970e96772a5e83bb0
[INFO] validating manifest of intrepion/intrepion-backend-graphql-rust-nickel on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of intrepion/intrepion-backend-graphql-rust-nickel on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing intrepion/intrepion-backend-graphql-rust-nickel
[INFO] finished frobbing intrepion/intrepion-backend-graphql-rust-nickel
[INFO] frobbed toml for intrepion/intrepion-backend-graphql-rust-nickel written to work/ex/beta-1.37-6/sources/1.36.0/gh/intrepion/intrepion-backend-graphql-rust-nickel/Cargo.toml
[INFO] started frobbing intrepion/intrepion-backend-graphql-rust-nickel
[INFO] finished frobbing intrepion/intrepion-backend-graphql-rust-nickel
[INFO] frobbed toml for intrepion/intrepion-backend-graphql-rust-nickel written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/intrepion-backend-graphql-rust-nickel/Cargo.toml
[INFO] crate intrepion/intrepion-backend-graphql-rust-nickel already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/intrepion/intrepion-backend-graphql-rust-nickel/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing intrepion/intrepion-backend-graphql-rust-nickel against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/intrepion/intrepion-backend-graphql-rust-nickel:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] a9cd83289e768cf3255984b528f73467ef3f940fa79eae0a3772fb36341043dd
[INFO] running `"docker" "start" "-a" "a9cd83289e768cf3255984b528f73467ef3f940fa79eae0a3772fb36341043dd"`
[INFO] [stderr]    Compiling phf_shared v0.7.15
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling groupable v0.2.0
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling unicode-bidi v0.2.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling mustache v0.6.3
[INFO] [stderr]    Compiling phf v0.7.15
[INFO] [stderr] error: enum is private and its variants cannot be re-exported
[INFO] [stderr]   --> /opt/crater/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/crater/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]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr] error: Could not compile `mustache`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a9cd83289e768cf3255984b528f73467ef3f940fa79eae0a3772fb36341043dd"`
[INFO] running `"docker" "rm" "-f" "a9cd83289e768cf3255984b528f73467ef3f940fa79eae0a3772fb36341043dd"`
[INFO] [stdout] a9cd83289e768cf3255984b528f73467ef3f940fa79eae0a3772fb36341043dd