[INFO] fetching crate safina-net 0.1.3...
[INFO] testing safina-net-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate safina-net 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate safina-net 0.1.3 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 safina-net 0.1.3
[INFO] finished tweaking crates.io crate safina-net 0.1.3
[INFO] tweaked toml for crates.io crate safina-net 0.1.3 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3279fb0de779c5d879ec014cceff9d4d565fee70872eb67dcc41f61ef1ec9c32
[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" "3279fb0de779c5d879ec014cceff9d4d565fee70872eb67dcc41f61ef1ec9c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3279fb0de779c5d879ec014cceff9d4d565fee70872eb67dcc41f61ef1ec9c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3279fb0de779c5d879ec014cceff9d4d565fee70872eb67dcc41f61ef1ec9c32", kill_on_drop: false }`
[INFO] [stdout] 3279fb0de779c5d879ec014cceff9d4d565fee70872eb67dcc41f61ef1ec9c32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3b54916880e1282d415188a6fedb3e6b02a9e609423794df1e0d5f2a44043704
[INFO] running `Command { std: "docker" "start" "-a" "3b54916880e1282d415188a6fedb3e6b02a9e609423794df1e0d5f2a44043704", kill_on_drop: false }`
[INFO] [stderr]    Compiling safina-net v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "3b54916880e1282d415188a6fedb3e6b02a9e609423794df1e0d5f2a44043704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b54916880e1282d415188a6fedb3e6b02a9e609423794df1e0d5f2a44043704", kill_on_drop: false }`
[INFO] [stdout] 3b54916880e1282d415188a6fedb3e6b02a9e609423794df1e0d5f2a44043704
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce2a5ebcb01a4787a52e8c5ac30170ba126aaef12092b8c75abf6f97eda85c63
[INFO] running `Command { std: "docker" "start" "-a" "ce2a5ebcb01a4787a52e8c5ac30170ba126aaef12092b8c75abf6f97eda85c63", kill_on_drop: false }`
[INFO] [stderr]    Compiling safina-net v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "ce2a5ebcb01a4787a52e8c5ac30170ba126aaef12092b8c75abf6f97eda85c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2a5ebcb01a4787a52e8c5ac30170ba126aaef12092b8c75abf6f97eda85c63", kill_on_drop: false }`
[INFO] [stdout] ce2a5ebcb01a4787a52e8c5ac30170ba126aaef12092b8c75abf6f97eda85c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ffa4fd244db878d879a64ee0911bc15c73a007d010df1dafff3a44b39342e21
[INFO] running `Command { std: "docker" "start" "-a" "6ffa4fd244db878d879a64ee0911bc15c73a007d010df1dafff3a44b39342e21", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safina_net-51190e0c79f57641)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tcp_client.rs (/opt/rustwide/target/debug/deps/tcp_client-fa59227dd41f1f8a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tcp_listener.rs (/opt/rustwide/target/debug/deps/tcp_listener-3b17bc68b110973a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test into_inner_ ... ok
[INFO] [stdout] test inner_ ... ok
[INFO] [stdout] test bind_error_ ... ok
[INFO] [stdout] test try_clone_ ... ok
[INFO] [stdout] test accept_many_ ... ok
[INFO] [stdout] test accepted_tcp_stream_remote_addr_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tcp_server.rs (/opt/rustwide/target/debug/deps/tcp_server-0f1114911211d992)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tcp_stream.rs (/opt/rustwide/target/debug/deps/tcp_stream-88e14eef7cb4ebf1)
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test inner_mut_ ... ok
[INFO] [stdout] test flush_ ... ok
[INFO] [stdout] test into_inner_ ... ok
[INFO] [stdout] test write_ ... ok
[INFO] [stdout] test write_all_ ... ok
[INFO] [stdout] test peek_error_ ... ok
[INFO] [stdout] test read_exact_ok_ ... ok
[INFO] [stdout] test read_error_ ... ok
[INFO] [stdout] test read_exact_error_ ... ok
[INFO] [stdout] test write_vectored_ ... ok
[INFO] [stdout] test read_vectored_error_ ... ok
[INFO] [stdout] test read_to_string_error_ ... ok
[INFO] [stdout] test read_to_end_error_ ... ok
[INFO] [stdout] test read_exact_empty_ ... ok
[INFO] [stdout] test read_exact_not_enough_bytes_ ... ok
[INFO] [stdout] test write_error_ ... ok
[INFO] [stdout] test write_all_error_ ... ok
[INFO] [stdout] test write_vectored_error_ ... ok
[INFO] [stdout] test read_to_end_ ... ok
[INFO] [stdout] test read_to_string_ ... ok
[INFO] [stdout] test read_ ... ok
[INFO] [stdout] test peek_ ... ok
[INFO] [stdout] test read_vectored_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safina-net
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ffa4fd244db878d879a64ee0911bc15c73a007d010df1dafff3a44b39342e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ffa4fd244db878d879a64ee0911bc15c73a007d010df1dafff3a44b39342e21", kill_on_drop: false }`
[INFO] [stdout] 6ffa4fd244db878d879a64ee0911bc15c73a007d010df1dafff3a44b39342e21