[INFO] crate async-port-scanner 0.1.4 is already in cache
[INFO] testing async-port-scanner-0.1.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate async-port-scanner 0.1.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate async-port-scanner 0.1.4 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-port-scanner 0.1.4
[INFO] finished tweaking crates.io crate async-port-scanner 0.1.4
[INFO] tweaked toml for crates.io crate async-port-scanner 0.1.4 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] 4ffa917a07d71926473c68a82f92e82db3469ef1eb35022500e25b87fe0865e2
[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" "4ffa917a07d71926473c68a82f92e82db3469ef1eb35022500e25b87fe0865e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ffa917a07d71926473c68a82f92e82db3469ef1eb35022500e25b87fe0865e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ffa917a07d71926473c68a82f92e82db3469ef1eb35022500e25b87fe0865e2", kill_on_drop: false }`
[INFO] [stdout] 4ffa917a07d71926473c68a82f92e82db3469ef1eb35022500e25b87fe0865e2
[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] [stdout] a05355869c6eb7e4d4ab6ee2dc125e0a802909063c948109cece63a8998203cd
[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" "a05355869c6eb7e4d4ab6ee2dc125e0a802909063c948109cece63a8998203cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling async-port-scanner v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.59s
[INFO] running `Command { std: "docker" "inspect" "a05355869c6eb7e4d4ab6ee2dc125e0a802909063c948109cece63a8998203cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a05355869c6eb7e4d4ab6ee2dc125e0a802909063c948109cece63a8998203cd", kill_on_drop: false }`
[INFO] [stdout] a05355869c6eb7e4d4ab6ee2dc125e0a802909063c948109cece63a8998203cd
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c85185be27af0876db31db52288d130a30ddaa1955cc50e489897498a6cc0349
[INFO] running `Command { std: "docker" "start" "-a" "c85185be27af0876db31db52288d130a30ddaa1955cc50e489897498a6cc0349", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-port-scanner v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_std::io`
[INFO] [stdout]   --> src/lib.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     use async_std::io;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `Command { std: "docker" "inspect" "c85185be27af0876db31db52288d130a30ddaa1955cc50e489897498a6cc0349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85185be27af0876db31db52288d130a30ddaa1955cc50e489897498a6cc0349", kill_on_drop: false }`
[INFO] [stdout] c85185be27af0876db31db52288d130a30ddaa1955cc50e489897498a6cc0349
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07b7d960a74bf5412343f75b3ea5941d44c6820a9f910d3116fa4a85d2c6ace1
[INFO] running `Command { std: "docker" "start" "-a" "07b7d960a74bf5412343f75b3ea5941d44c6820a9f910d3116fa4a85d2c6ace1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `async_std::io`
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/lib.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |     use async_std::io;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `async-port-scanner` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_port_scanner-86f681c8b78f294f)
[INFO] [stdout] test tests::test_batched ... ok
[INFO] [stdout] test tests::test_run ... ok
[INFO] [stderr]    Doc-tests async-port-scanner
[INFO] [stdout] test tests::test_multiple_futures ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "07b7d960a74bf5412343f75b3ea5941d44c6820a9f910d3116fa4a85d2c6ace1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b7d960a74bf5412343f75b3ea5941d44c6820a9f910d3116fa4a85d2c6ace1", kill_on_drop: false }`
[INFO] [stdout] 07b7d960a74bf5412343f75b3ea5941d44c6820a9f910d3116fa4a85d2c6ace1