[INFO] fetching crate netutils 0.1.1...
[INFO] testing netutils-0.1.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate netutils 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate netutils 0.1.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d90fd5beaa074ff8a9b7c38af47a3c7355155b99432c38c91cbcfb65107ad967
[INFO] running `"docker" "start" "-a" "d90fd5beaa074ff8a9b7c38af47a3c7355155b99432c38c91cbcfb65107ad967"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling netutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "d90fd5beaa074ff8a9b7c38af47a3c7355155b99432c38c91cbcfb65107ad967"`
[INFO] running `"docker" "rm" "-f" "d90fd5beaa074ff8a9b7c38af47a3c7355155b99432c38c91cbcfb65107ad967"`
[INFO] [stdout] d90fd5beaa074ff8a9b7c38af47a3c7355155b99432c38c91cbcfb65107ad967
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.44.0" "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] 926bbb638afce02adca333c504c870b54873798e4150452e49f764c5b10ce502
[INFO] running `"docker" "start" "-a" "926bbb638afce02adca333c504c870b54873798e4150452e49f764c5b10ce502"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling netutils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "926bbb638afce02adca333c504c870b54873798e4150452e49f764c5b10ce502"`
[INFO] running `"docker" "rm" "-f" "926bbb638afce02adca333c504c870b54873798e4150452e49f764c5b10ce502"`
[INFO] [stdout] 926bbb638afce02adca333c504c870b54873798e4150452e49f764c5b10ce502
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2036d89c97ea71d5efc8056ccaae5dbf29c2093f50325668a3e07b5bde53c6bc
[INFO] running `"docker" "start" "-a" "2036d89c97ea71d5efc8056ccaae5dbf29c2093f50325668a3e07b5bde53c6bc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/netutils-5139b3f2bce24f9d
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test udp::tests::test_udp_free_port ... ok
[INFO] [stderr]    Doc-tests netutils
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/tcp.rs - tcp::free_port (line 6) ... ok
[INFO] [stdout] test src/udp.rs - udp::free_port (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2036d89c97ea71d5efc8056ccaae5dbf29c2093f50325668a3e07b5bde53c6bc"`
[INFO] running `"docker" "rm" "-f" "2036d89c97ea71d5efc8056ccaae5dbf29c2093f50325668a3e07b5bde53c6bc"`
[INFO] [stdout] 2036d89c97ea71d5efc8056ccaae5dbf29c2093f50325668a3e07b5bde53c6bc