[INFO] fetching crate log4rs-gelf 0.1.1...
[INFO] checking log4rs-gelf-0.1.1 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate log4rs-gelf 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate log4rs-gelf 0.1.1 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate log4rs-gelf 0.1.1
[INFO] finished tweaking crates.io crate log4rs-gelf 0.1.1
[INFO] tweaked toml for crates.io crate log4rs-gelf 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gelf_logger v0.1.2
[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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4efc5b4ea042f64b2f21b9c4e54a594abfb525164407728c0de7442aa5cbff2f
[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" "4efc5b4ea042f64b2f21b9c4e54a594abfb525164407728c0de7442aa5cbff2f"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking serde-value-utils v0.1.0
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking serde_gelf v0.1.6
[INFO] [stderr]     Checking gelf_logger v0.1.2
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr] error[E0308]: match arms have incompatible types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gelf_logger-0.1.2/src/formatter.rs:24:31
[INFO] [stderr]    |
[INFO] [stderr] 22 |               additional_fields: match serde_gelf::to_flat_dict(&additional_fields) {
[INFO] [stderr]    |  ________________________________-
[INFO] [stderr] 23 | |                 Err(_) => BTreeMap::new(),
[INFO] [stderr]    | |                           --------------- this is found to be of type `std::collections::BTreeMap<std::string::String, serde_value::Value>`
[INFO] [stderr] 24 | |                 Ok(values) => values
[INFO] [stderr]    | |                               ^^^^^^ expected struct `std::string::String`, found enum `serde_value::Value`
[INFO] [stderr] 25 | |             },
[INFO] [stderr]    | |_____________- `match` arms have incompatible types
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::collections::BTreeMap<std::string::String, serde_value::Value>`
[INFO] [stderr]               found type `std::collections::BTreeMap<serde_value::Value, serde_value::Value>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gelf_logger-0.1.2/src/formatter.rs:38:39
[INFO] [stderr]    |
[INFO] [stderr] 38 |             .extend_additional_fields(self.default_additional_fields().clone());
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `serde_value::Value`, found struct `std::string::String`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `std::collections::BTreeMap<serde_value::Value, serde_value::Value>`
[INFO] [stderr]               found type `std::collections::BTreeMap<std::string::String, serde_value::Value>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `gelf_logger`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "4efc5b4ea042f64b2f21b9c4e54a594abfb525164407728c0de7442aa5cbff2f"`
[INFO] running `"docker" "rm" "-f" "4efc5b4ea042f64b2f21b9c4e54a594abfb525164407728c0de7442aa5cbff2f"`
[INFO] [stdout] 4efc5b4ea042f64b2f21b9c4e54a594abfb525164407728c0de7442aa5cbff2f