[INFO] fetching crate async-net 1.6.1...
[INFO] testing async-net-1.6.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate async-net 1.6.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate async-net 1.6.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-net 1.6.1
[INFO] finished tweaking crates.io crate async-net 1.6.1
[INFO] tweaked toml for crates.io crate async-net 1.6.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed0db429b6d392e7ae14f12e0734b80228c4f7d3519bb5453c69b2f0c53e5cda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed0db429b6d392e7ae14f12e0734b80228c4f7d3519bb5453c69b2f0c53e5cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed0db429b6d392e7ae14f12e0734b80228c4f7d3519bb5453c69b2f0c53e5cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed0db429b6d392e7ae14f12e0734b80228c4f7d3519bb5453c69b2f0c53e5cda", kill_on_drop: false }`
[INFO] [stdout] ed0db429b6d392e7ae14f12e0734b80228c4f7d3519bb5453c69b2f0c53e5cda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b9873e1210f3ba096d3e5b2d87cb03742d59078f429838e6b4335ddc771a4da
[INFO] running `Command { std: "docker" "start" "-a" "1b9873e1210f3ba096d3e5b2d87cb03742d59078f429838e6b4335ddc771a4da", kill_on_drop: false }`
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-net v1.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "1b9873e1210f3ba096d3e5b2d87cb03742d59078f429838e6b4335ddc771a4da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b9873e1210f3ba096d3e5b2d87cb03742d59078f429838e6b4335ddc771a4da", kill_on_drop: false }`
[INFO] [stdout] 1b9873e1210f3ba096d3e5b2d87cb03742d59078f429838e6b4335ddc771a4da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ae7b160344ae92da4a9581465124bdf13b9a4a313eac5eda18227485c0646d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "02ae7b160344ae92da4a9581465124bdf13b9a4a313eac5eda18227485c0646d", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-net v1.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "02ae7b160344ae92da4a9581465124bdf13b9a4a313eac5eda18227485c0646d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ae7b160344ae92da4a9581465124bdf13b9a4a313eac5eda18227485c0646d", kill_on_drop: false }`
[INFO] [stdout] 02ae7b160344ae92da4a9581465124bdf13b9a4a313eac5eda18227485c0646d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e39e525a670805e91d8d31acb1153103ffb42f70d38aa3f7d58558ecc299552
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9e39e525a670805e91d8d31acb1153103ffb42f70d38aa3f7d58558ecc299552", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_net-29e459bf3c9c0fd0)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-net
[INFO] [stdout] 
[INFO] [stdout] running 66 tests
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::bind (line 84) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::ttl (line 183) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream (line 292) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::incoming (line 156) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::connect (line 344) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::set_ttl (line 203) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener (line 35) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::bind (line 73) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::local_addr (line 118) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 16) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpListener::accept (line 135) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::nodelay (line 462) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::peek (line 435) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::set_ttl (line 525) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::ttl (line 506) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::local_addr (line 127) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::shutdown (line 414) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::broadcast (line 361) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::bind (line 78) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::bind (line 89) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::connect (line 169) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::multicast_loop_v4 (line 399) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::set_nodelay (line 487) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::multicast_loop_v6 (line 485) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket (line 37) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::peek (line 319) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_multicast_loop_v4 (line 419) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::multicast_ttl_v4 (line 443) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::send (line 342) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::recv_from (line 204) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::peer_addr (line 143) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::recv (line 288) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::send_to (line 254) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_multicast_ttl_v4 (line 465) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_broadcast (line 379) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::peek_from (line 231) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram (line 486) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_ttl (line 545) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::set_multicast_loop_v6 (line 505) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::bind (line 511) - compile ... ok
[INFO] [stdout] test src/udp.rs - udp::UdpSocket::ttl (line 526) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::connect (line 568) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::local_addr (line 585) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::pair (line 543) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::peer_addr (line 601) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixListener (line 37) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::unbound (line 527) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::recv_from (line 620) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixListener::accept (line 90) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::send (line 680) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::recv (line 659) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::shutdown (line 700) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixDatagram::send_to (line 641) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixStream::pair (line 273) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixListener::local_addr (line 135) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixStream (line 223) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixStream::connect (line 257) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixStream::peer_addr (line 305) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixListener::incoming (line 111) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixListener::bind (line 65) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixStream::shutdown (line 322) - compile ... ok
[INFO] [stdout] test src/unix.rs - unix::UnixStream::local_addr (line 289) - compile ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::local_addr (line 377) ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::connect (line 334) ... ok
[INFO] [stdout] test src/lib.rs - resolve (line 56) ... ok
[INFO] [stdout] test src/tcp.rs - tcp::TcpStream::peer_addr (line 393) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 66 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e39e525a670805e91d8d31acb1153103ffb42f70d38aa3f7d58558ecc299552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e39e525a670805e91d8d31acb1153103ffb42f70d38aa3f7d58558ecc299552", kill_on_drop: false }`
[INFO] [stdout] 9e39e525a670805e91d8d31acb1153103ffb42f70d38aa3f7d58558ecc299552