[INFO] crate unicom-tcp 0.1.1 is already in cache
[INFO] checking unicom-tcp-0.1.1 against try#879b8cb7dc2ad9102994457e73cf78d124926ea5 for pr-73084
[INFO] extracting crate unicom-tcp 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate unicom-tcp 0.1.1 on toolchain 879b8cb7dc2ad9102994457e73cf78d124926ea5
[INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unicom-tcp 0.1.1
[INFO] finished tweaking crates.io crate unicom-tcp 0.1.1
[INFO] tweaked toml for crates.io crate unicom-tcp 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "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] ecf1df757662a767c3129f68e97eb97118145b971bdee2d3f776d8dbdb0e0d99
[INFO] running `"docker" "start" "-a" "ecf1df757662a767c3129f68e97eb97118145b971bdee2d3f776d8dbdb0e0d99"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking unicom v0.1.1
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr] error: Either of features should be selected: futures, tokio, async-std
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unicom-0.1.1/src/lib.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | compile_error!("Either of features should be selected: futures, tokio, async-std");
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `unicom`.
[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" "ecf1df757662a767c3129f68e97eb97118145b971bdee2d3f776d8dbdb0e0d99"`
[INFO] running `"docker" "rm" "-f" "ecf1df757662a767c3129f68e97eb97118145b971bdee2d3f776d8dbdb0e0d99"`
[INFO] [stdout] ecf1df757662a767c3129f68e97eb97118145b971bdee2d3f776d8dbdb0e0d99