[INFO] fetching crate libmdns 0.4.2...
[INFO] testing libmdns-0.4.2 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate libmdns 0.4.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libmdns 0.4.2 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libmdns 0.4.2
[INFO] finished tweaking crates.io crate libmdns 0.4.2
[INFO] tweaked toml for crates.io crate libmdns 0.4.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate libmdns 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 286b2d2935e0906c2d22aa0c8f07c75a4a4259dae8c311621d72f8f2a74339dd
[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" "286b2d2935e0906c2d22aa0c8f07c75a4a4259dae8c311621d72f8f2a74339dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "286b2d2935e0906c2d22aa0c8f07c75a4a4259dae8c311621d72f8f2a74339dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "286b2d2935e0906c2d22aa0c8f07c75a4a4259dae8c311621d72f8f2a74339dd", kill_on_drop: false }`
[INFO] [stdout] 286b2d2935e0906c2d22aa0c8f07c75a4a4259dae8c311621d72f8f2a74339dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cec4e4c1595b35677de78d6cc164f67248ccc1335dd44fab08b9201167adf94
[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" "1cec4e4c1595b35677de78d6cc164f67248ccc1335dd44fab08b9201167adf94", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling futures-task v0.3.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.7
[INFO] [stderr]    Compiling libmdns v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.23s
[INFO] running `Command { std: "docker" "inspect" "1cec4e4c1595b35677de78d6cc164f67248ccc1335dd44fab08b9201167adf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cec4e4c1595b35677de78d6cc164f67248ccc1335dd44fab08b9201167adf94", kill_on_drop: false }`
[INFO] [stdout] 1cec4e4c1595b35677de78d6cc164f67248ccc1335dd44fab08b9201167adf94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7531ca658c86516d60b5068a5edcfbabd90830c4117b08bc3a0926b2526bbd66
[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" "7531ca658c86516d60b5068a5edcfbabd90830c4117b08bc3a0926b2526bbd66", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling libmdns v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.41s
[INFO] running `Command { std: "docker" "inspect" "7531ca658c86516d60b5068a5edcfbabd90830c4117b08bc3a0926b2526bbd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7531ca658c86516d60b5068a5edcfbabd90830c4117b08bc3a0926b2526bbd66", kill_on_drop: false }`
[INFO] [stdout] 7531ca658c86516d60b5068a5edcfbabd90830c4117b08bc3a0926b2526bbd66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4adb3a8c593b0ab682c1800a2b7d0d02edfbf8d07bbc317f99c87f797bf8173a
[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" "4adb3a8c593b0ab682c1800a2b7d0d02edfbf8d07bbc317f99c87f797bf8173a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libmdns-e7d7651fde57d2b7
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test dns_parser::builder::test::build_srv_query ... ok
[INFO] [stdout] test dns_parser::builder::test::build_query ... ok
[INFO] [stdout] test dns_parser::header::test::parse_example_query ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_aaaa_response ... ok
[INFO] [stdout] test dns_parser::header::test::parse_example_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_example_query ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_example_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_srv_query ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_cname_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_multiple_answers ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_mx_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_srv_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_ns_response ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libmdns
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Responder::spawn (line 68) ... ok
[INFO] [stdout] test src/lib.rs - Responder::register (line 139) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4adb3a8c593b0ab682c1800a2b7d0d02edfbf8d07bbc317f99c87f797bf8173a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4adb3a8c593b0ab682c1800a2b7d0d02edfbf8d07bbc317f99c87f797bf8173a", kill_on_drop: false }`
[INFO] [stdout] 4adb3a8c593b0ab682c1800a2b7d0d02edfbf8d07bbc317f99c87f797bf8173a