[INFO] crate netlify-ddns 0.2.1 is already in cache
[INFO] checking netlify-ddns-0.2.1 against master#2da942f32802c8233a09744024dfbc34431adf65 for pr-66963
[INFO] extracting crate netlify-ddns 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate netlify-ddns 0.2.1 on toolchain 2da942f32802c8233a09744024dfbc34431adf65
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate netlify-ddns 0.2.1
[INFO] finished tweaking crates.io crate netlify-ddns 0.2.1
[INFO] tweaked toml for crates.io crate netlify-ddns 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate netlify-ddns 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2da942f32802c8233a09744024dfbc34431adf65" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2da942f32802c8233a09744024dfbc34431adf65" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f7986622dc76402342e1056775c1158129f06114adc2cc547b2fb4eaedb22ca3
[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" "f7986622dc76402342e1056775c1158129f06114adc2cc547b2fb4eaedb22ca3"`
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]    Compiling synstructure v0.12.2
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.3.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking structopt v0.3.4
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking assert-json-diff v1.0.1
[INFO] [stderr]     Checking mockito v0.21.0
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking netlify-ddns v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find function `block_on` in this scope
[INFO] [stderr]    --> src/lib.rs:192:24
[INFO] [stderr]     |
[INFO] [stderr] 192 |         if let Ok(_) = block_on(get_external_ip(&IpType::IPV6)) {
[INFO] [stderr]     |                        ^^^^^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 161 |     use futures::executor::block_on;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `netlify-ddns`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f7986622dc76402342e1056775c1158129f06114adc2cc547b2fb4eaedb22ca3"`
[INFO] running `"docker" "rm" "-f" "f7986622dc76402342e1056775c1158129f06114adc2cc547b2fb4eaedb22ca3"`
[INFO] [stdout] f7986622dc76402342e1056775c1158129f06114adc2cc547b2fb4eaedb22ca3