[INFO] fetching crate netutils 0.1.1...
[INFO] testing netutils-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate netutils 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate netutils 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netutils 0.1.1
[INFO] finished tweaking crates.io crate netutils 0.1.1
[INFO] tweaked toml for crates.io crate netutils 0.1.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86d981940a7758d4b4153a489b96a00f2816cc8bc673386d297e7d6967082e6d
[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" "86d981940a7758d4b4153a489b96a00f2816cc8bc673386d297e7d6967082e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86d981940a7758d4b4153a489b96a00f2816cc8bc673386d297e7d6967082e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d981940a7758d4b4153a489b96a00f2816cc8bc673386d297e7d6967082e6d", kill_on_drop: false }`
[INFO] [stdout] 86d981940a7758d4b4153a489b96a00f2816cc8bc673386d297e7d6967082e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67dd02d260ee76e17b46fb8b05c53a090754345f4b2835aef9541679083df6d6
[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" "67dd02d260ee76e17b46fb8b05c53a090754345f4b2835aef9541679083df6d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling netutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "67dd02d260ee76e17b46fb8b05c53a090754345f4b2835aef9541679083df6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67dd02d260ee76e17b46fb8b05c53a090754345f4b2835aef9541679083df6d6", kill_on_drop: false }`
[INFO] [stdout] 67dd02d260ee76e17b46fb8b05c53a090754345f4b2835aef9541679083df6d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a2f08da49acce4f8df4c4188945d9b33913d7b3e7dd285b2cac255ed471742b
[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" "6a2f08da49acce4f8df4c4188945d9b33913d7b3e7dd285b2cac255ed471742b", kill_on_drop: false }`
[INFO] [stderr]    Compiling netutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "6a2f08da49acce4f8df4c4188945d9b33913d7b3e7dd285b2cac255ed471742b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a2f08da49acce4f8df4c4188945d9b33913d7b3e7dd285b2cac255ed471742b", kill_on_drop: false }`
[INFO] [stdout] 6a2f08da49acce4f8df4c4188945d9b33913d7b3e7dd285b2cac255ed471742b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0479b2cd11e2e4cb16d1e7a9b1c3befa7a09946e061c1ce890d5049c8c9dff90
[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" "0479b2cd11e2e4cb16d1e7a9b1c3befa7a09946e061c1ce890d5049c8c9dff90", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/netutils-b0cf4dd47f56d021
[INFO] [stderr]    Doc-tests netutils
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test udp::tests::test_udp_free_port ... ok
[INFO] [stdout] test tcp::tests::test_tcp_free_port ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/udp.rs - udp::free_port (line 6) ... ok
[INFO] [stdout] test src/tcp.rs - tcp::free_port (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0479b2cd11e2e4cb16d1e7a9b1c3befa7a09946e061c1ce890d5049c8c9dff90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0479b2cd11e2e4cb16d1e7a9b1c3befa7a09946e061c1ce890d5049c8c9dff90", kill_on_drop: false }`
[INFO] [stdout] 0479b2cd11e2e4cb16d1e7a9b1c3befa7a09946e061c1ce890d5049c8c9dff90