[INFO] cloning repository https://github.com/WireGuard/wireguard-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WireGuard/wireguard-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWireGuard%2Fwireguard-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWireGuard%2Fwireguard-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f46762183a5fad4aba88379714abf1d21c3e1c54
[INFO] checking WireGuard/wireguard-rs against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWireGuard%2Fwireguard-rs" "/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/WireGuard/wireguard-rs on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/WireGuard/wireguard-rs
[INFO] finished tweaking git repo https://github.com/WireGuard/wireguard-rs
[INFO] tweaked toml for git repo https://github.com/WireGuard/wireguard-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/WireGuard/wireguard-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chacha20poly1305 v0.1.0
[INFO] [stderr]   Downloaded salsa20-core v0.2.1
[INFO] [stderr]   Downloaded hjul 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 08133c8a7a37859b4f9b5f88cb26c8fc910b9c05417794cfeeb82cfd1a1e187d
[INFO] running `"docker" "start" "-a" "08133c8a7a37859b4f9b5f88cb26c8fc910b9c05417794cfeeb82cfd1a1e187d"`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling subtle v2.1.1
[INFO] [stderr]     Checking treebitmap v0.4.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling ring v0.16.7
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]     Checking futures-core v0.2.1
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking pnet_sys v0.22.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking arraydeque v0.4.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking ipnetwork v0.14.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking aead v0.1.1
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking poly1305 v0.2.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking salsa20-core v0.2.1
[INFO] [stderr]     Checking futures-channel v0.2.1
[INFO] [stderr]     Checking pnet_datalink v0.22.0
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stderr] error: unused `Iter` in field `iter` that must be used
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arraydeque-0.4.5/src/lib.rs:1401:9
[INFO] [stderr]      |
[INFO] [stderr] 1401 |         self.drain(..);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: iterator adaptors are lazy and do nothing unless consumed
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `arraydeque`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "08133c8a7a37859b4f9b5f88cb26c8fc910b9c05417794cfeeb82cfd1a1e187d"`
[INFO] running `"docker" "rm" "-f" "08133c8a7a37859b4f9b5f88cb26c8fc910b9c05417794cfeeb82cfd1a1e187d"`
[INFO] [stdout] 08133c8a7a37859b4f9b5f88cb26c8fc910b9c05417794cfeeb82cfd1a1e187d