[INFO] fetching crate mailchimp 0.1.15...
[INFO] checking mailchimp-0.1.15 against master#b1f395de642e8be7bcbbd2bd8aaadab715851f49 for pr-69410
[INFO] extracting crate mailchimp 0.1.15 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mailchimp 0.1.15 on toolchain b1f395de642e8be7bcbbd2bd8aaadab715851f49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mailchimp 0.1.15
[INFO] finished tweaking crates.io crate mailchimp 0.1.15
[INFO] tweaked toml for crates.io crate mailchimp 0.1.15 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate mailchimp 0.1.15 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "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] 822390b43ac52811b275fffd3827079d47cf822e8e29374493b269ab9f741d69
[INFO] running `"docker" "start" "-a" "822390b43ac52811b275fffd3827079d47cf822e8e29374493b269ab9f741d69"`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling paho-mqtt-sys v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking paho-mqtt v0.5.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.7
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking dotenv v0.14.1
[INFO] [stderr]     Checking pin-project v0.4.7
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking mailchimp v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `serde_derive`
[INFO] [stderr]   --> examples/pub_mqtt_stats.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | extern crate serde_derive;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `mailchimp`.
[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" "822390b43ac52811b275fffd3827079d47cf822e8e29374493b269ab9f741d69"`
[INFO] running `"docker" "rm" "-f" "822390b43ac52811b275fffd3827079d47cf822e8e29374493b269ab9f741d69"`
[INFO] [stdout] 822390b43ac52811b275fffd3827079d47cf822e8e29374493b269ab9f741d69