[INFO] fetching crate libmdns 0.6.0...
[INFO] testing libmdns-0.6.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate libmdns 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate libmdns 0.6.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libmdns 0.6.0
[INFO] finished tweaking crates.io crate libmdns 0.6.0
[INFO] tweaked toml for crates.io crate libmdns 0.6.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate libmdns 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] d17981e43e89a9cb21366c088a51463f733e76c00145ef3dbf22d2751b0d4334
[INFO] running `Command { std: "docker" "start" "-a" "d17981e43e89a9cb21366c088a51463f733e76c00145ef3dbf22d2751b0d4334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d17981e43e89a9cb21366c088a51463f733e76c00145ef3dbf22d2751b0d4334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17981e43e89a9cb21366c088a51463f733e76c00145ef3dbf22d2751b0d4334", kill_on_drop: false }`
[INFO] [stdout] d17981e43e89a9cb21366c088a51463f733e76c00145ef3dbf22d2751b0d4334
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb2bed5cea11ee0e3f70628ac136d9f42fbba1b6ce5f1ea26acb4bfba21e9ef8
[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" "cb2bed5cea11ee0e3f70628ac136d9f42fbba1b6ce5f1ea26acb4bfba21e9ef8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling if-addrs v0.6.5
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling socket2 v0.3.17
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling libmdns v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.39s
[INFO] running `Command { std: "docker" "inspect" "cb2bed5cea11ee0e3f70628ac136d9f42fbba1b6ce5f1ea26acb4bfba21e9ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2bed5cea11ee0e3f70628ac136d9f42fbba1b6ce5f1ea26acb4bfba21e9ef8", kill_on_drop: false }`
[INFO] [stdout] cb2bed5cea11ee0e3f70628ac136d9f42fbba1b6ce5f1ea26acb4bfba21e9ef8
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9293f1da411f5321a9ef15dccc3f30f0c91e39a5a4ae18812cb763bf7585f58
[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" "c9293f1da411f5321a9ef15dccc3f30f0c91e39a5a4ae18812cb763bf7585f58", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling libmdns v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "c9293f1da411f5321a9ef15dccc3f30f0c91e39a5a4ae18812cb763bf7585f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9293f1da411f5321a9ef15dccc3f30f0c91e39a5a4ae18812cb763bf7585f58", kill_on_drop: false }`
[INFO] [stdout] c9293f1da411f5321a9ef15dccc3f30f0c91e39a5a4ae18812cb763bf7585f58
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d6e1bc2044aaed515c8f3957e26b5099b4780b13df2c5be1a1b066d98119be0
[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" "5d6e1bc2044aaed515c8f3957e26b5099b4780b13df2c5be1a1b066d98119be0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libmdns-9816bb1a5c3a8be1
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test dns_parser::parser::test::parse_aaaa_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_cname_response ... ok
[INFO] [stdout] test dns_parser::header::test::parse_example_query ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_ns_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_srv_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_srv_query ... ok
[INFO] [stdout] test dns_parser::header::test::parse_example_response ... ok
[INFO] [stdout] test dns_parser::builder::test::build_query ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_example_query ... ok
[INFO] [stdout] test dns_parser::builder::test::build_srv_query ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_example_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] 
[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" "5d6e1bc2044aaed515c8f3957e26b5099b4780b13df2c5be1a1b066d98119be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6e1bc2044aaed515c8f3957e26b5099b4780b13df2c5be1a1b066d98119be0", kill_on_drop: false }`
[INFO] [stdout] 5d6e1bc2044aaed515c8f3957e26b5099b4780b13df2c5be1a1b066d98119be0