[INFO] fetching crate libmdns 0.6.2...
[INFO] testing libmdns-0.6.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate libmdns 0.6.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate libmdns 0.6.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libmdns 0.6.2
[INFO] finished tweaking crates.io crate libmdns 0.6.2
[INFO] tweaked toml for crates.io crate libmdns 0.6.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate libmdns 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f94c6a5ebaccba4ff2d986671d781e75e7260129469662b83baa9ed4b112427a
[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" "f94c6a5ebaccba4ff2d986671d781e75e7260129469662b83baa9ed4b112427a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f94c6a5ebaccba4ff2d986671d781e75e7260129469662b83baa9ed4b112427a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f94c6a5ebaccba4ff2d986671d781e75e7260129469662b83baa9ed4b112427a", kill_on_drop: false }`
[INFO] [stdout] f94c6a5ebaccba4ff2d986671d781e75e7260129469662b83baa9ed4b112427a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f858b1b54afc1a73ebb1459a3f04664359e359d0d5f41dd580877fdf75c9e8
[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" "c6f858b1b54afc1a73ebb1459a3f04664359e359d0d5f41dd580877fdf75c9e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling if-addrs v0.6.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling libmdns v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.41s
[INFO] running `Command { std: "docker" "inspect" "c6f858b1b54afc1a73ebb1459a3f04664359e359d0d5f41dd580877fdf75c9e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f858b1b54afc1a73ebb1459a3f04664359e359d0d5f41dd580877fdf75c9e8", kill_on_drop: false }`
[INFO] [stdout] c6f858b1b54afc1a73ebb1459a3f04664359e359d0d5f41dd580877fdf75c9e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 44e48b3716d478dbd50409bb42d160b0a036f88465c10c61a5cef520a0b15f69
[INFO] running `Command { std: "docker" "start" "-a" "44e48b3716d478dbd50409bb42d160b0a036f88465c10c61a5cef520a0b15f69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling libmdns v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "44e48b3716d478dbd50409bb42d160b0a036f88465c10c61a5cef520a0b15f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e48b3716d478dbd50409bb42d160b0a036f88465c10c61a5cef520a0b15f69", kill_on_drop: false }`
[INFO] [stdout] 44e48b3716d478dbd50409bb42d160b0a036f88465c10c61a5cef520a0b15f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8f3667c630efb9cd6b5a492b4bc3f5047f27c99d9e24ed1a211888271a3fde2
[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" "b8f3667c630efb9cd6b5a492b4bc3f5047f27c99d9e24ed1a211888271a3fde2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libmdns-0137fc858df9a703)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test dns_parser::builder::test::build_srv_query ... ok
[INFO] [stdout] test dns_parser::header::test::parse_example_query ... ok
[INFO] [stdout] test dns_parser::header::test::parse_example_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_aaaa_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_multiple_answers ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_mx_response ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_ns_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::builder::test::build_query ... ok
[INFO] [stdout] test dns_parser::parser::test::parse_srv_response ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libmdns
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Responder::register (line 131) - compile ... ok
[INFO] [stdout] test src/lib.rs - Responder::spawn (line 68) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.77s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8f3667c630efb9cd6b5a492b4bc3f5047f27c99d9e24ed1a211888271a3fde2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8f3667c630efb9cd6b5a492b4bc3f5047f27c99d9e24ed1a211888271a3fde2", kill_on_drop: false }`
[INFO] [stdout] b8f3667c630efb9cd6b5a492b4bc3f5047f27c99d9e24ed1a211888271a3fde2