[INFO] updating cached repository https://github.com/MarinPostma/tcp_async_server [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c48f63b57323ec0033b05504430e0680c50033ec [INFO] testing MarinPostma/tcp_async_server against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarinPostma%2Ftcp_async_server" "/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/MarinPostma/tcp_async_server on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/MarinPostma/tcp_async_server [INFO] finished tweaking git repo https://github.com/MarinPostma/tcp_async_server [INFO] tweaked toml for git repo https://github.com/MarinPostma/tcp_async_server written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/MarinPostma/tcp_async_server already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stdout] ba5cc238a7001894310f4e4b171e8f3a7cb9aa669d0224588fc04363fe411e9a [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" "ba5cc238a7001894310f4e4b171e8f3a7cb9aa669d0224588fc04363fe411e9a"` [INFO] [stderr] Compiling simple_tcp_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `"docker" "inspect" "ba5cc238a7001894310f4e4b171e8f3a7cb9aa669d0224588fc04363fe411e9a"` [INFO] running `"docker" "rm" "-f" "ba5cc238a7001894310f4e4b171e8f3a7cb9aa669d0224588fc04363fe411e9a"` [INFO] [stdout] ba5cc238a7001894310f4e4b171e8f3a7cb9aa669d0224588fc04363fe411e9a [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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] eb1dfd6002a13d4863d1567b4dfbed0096dd9483e693c4d40509ef1a1a4aab94 [INFO] running `"docker" "start" "-a" "eb1dfd6002a13d4863d1567b4dfbed0096dd9483e693c4d40509ef1a1a4aab94"` [INFO] [stderr] Compiling simple_tcp_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `"docker" "inspect" "eb1dfd6002a13d4863d1567b4dfbed0096dd9483e693c4d40509ef1a1a4aab94"` [INFO] running `"docker" "rm" "-f" "eb1dfd6002a13d4863d1567b4dfbed0096dd9483e693c4d40509ef1a1a4aab94"` [INFO] [stdout] eb1dfd6002a13d4863d1567b4dfbed0096dd9483e693c4d40509ef1a1a4aab94 [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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stdout] e2a7b1fedd1b150f911b75992915b5945bc82d3cc87559ff8cf1530902ee8c4d [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" "e2a7b1fedd1b150f911b75992915b5945bc82d3cc87559ff8cf1530902ee8c4d"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/simple_tcp_server-d525ec0138d499e9 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "e2a7b1fedd1b150f911b75992915b5945bc82d3cc87559ff8cf1530902ee8c4d"` [INFO] running `"docker" "rm" "-f" "e2a7b1fedd1b150f911b75992915b5945bc82d3cc87559ff8cf1530902ee8c4d"` [INFO] [stdout] e2a7b1fedd1b150f911b75992915b5945bc82d3cc87559ff8cf1530902ee8c4d