[INFO] crate communicator1 0.1.0 is already in cache
[INFO] checking communicator1-0.1.0 against try#e6563ac70cbfd3196492061900e9e9793e065e4d for pr-69410
[INFO] extracting crate communicator1 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate communicator1 0.1.0 on toolchain e6563ac70cbfd3196492061900e9e9793e065e4d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate communicator1 0.1.0
[INFO] finished tweaking crates.io crate communicator1 0.1.0
[INFO] tweaked toml for crates.io crate communicator1 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e6563ac70cbfd3196492061900e9e9793e065e4d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4c3a7a1a9363e59babba7d3ef7751b90fc5f6e0c46205f4be9795430a381fced
[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" "4c3a7a1a9363e59babba7d3ef7751b90fc5f6e0c46205f4be9795430a381fced"`
[INFO] [stderr]     Checking communicator1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `connect`
[INFO] [stderr]  --> src/network/server.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn connect() {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `connect`
[INFO] [stderr]  --> src/network/mod.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn connect() {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `connect`
[INFO] [stderr]  --> src/network/server.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn connect() {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `connect`
[INFO] [stderr]  --> src/network/mod.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn connect() {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "4c3a7a1a9363e59babba7d3ef7751b90fc5f6e0c46205f4be9795430a381fced"`
[INFO] running `"docker" "rm" "-f" "4c3a7a1a9363e59babba7d3ef7751b90fc5f6e0c46205f4be9795430a381fced"`
[INFO] [stdout] 4c3a7a1a9363e59babba7d3ef7751b90fc5f6e0c46205f4be9795430a381fced