[INFO] updating cached repository https://github.com/quek/try-nickel
[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] 6d5facafe1cf9ac7e15798adebd976c155c09c03
[INFO] checking quek/try-nickel against try#ba14a92a10441c4b839ce71e6ef5f7a48bbff18f for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquek%2Ftry-nickel" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quek/try-nickel on toolchain ba14a92a10441c4b839ce71e6ef5f7a48bbff18f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/quek/try-nickel
[INFO] finished tweaking git repo https://github.com/quek/try-nickel
[INFO] tweaked toml for git repo https://github.com/quek/try-nickel written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/quek/try-nickel already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ba14a92a10441c4b839ce71e6ef5f7a48bbff18f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0adfc8080254007f1a2ee7a81ae537844376e9d0694edb2a3a73d433d74d6ed2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0adfc8080254007f1a2ee7a81ae537844376e9d0694edb2a3a73d433d74d6ed2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking language-tags v0.0.7
[INFO] [stderr]     Checking groupable v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.1
[INFO] [stderr]    Compiling mysql v16.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mustache v0.6.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[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] 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: aborting due to 2 previous errors
[INFO] [stderr] 
[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" "0adfc8080254007f1a2ee7a81ae537844376e9d0694edb2a3a73d433d74d6ed2"`
[INFO] running `"docker" "rm" "-f" "0adfc8080254007f1a2ee7a81ae537844376e9d0694edb2a3a73d433d74d6ed2"`
[INFO] [stdout] 0adfc8080254007f1a2ee7a81ae537844376e9d0694edb2a3a73d433d74d6ed2