[INFO] fetching crate simple-dns 0.4.5...
[INFO] testing simple-dns-0.4.5 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate simple-dns 0.4.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate simple-dns 0.4.5 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-dns 0.4.5
[INFO] finished tweaking crates.io crate simple-dns 0.4.5
[INFO] tweaked toml for crates.io crate simple-dns 0.4.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b0f8681c8342eaba0b2d9085e4aed28dbf6a3c1c6f2a3fd4363c679722a2ad3
[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" "3b0f8681c8342eaba0b2d9085e4aed28dbf6a3c1c6f2a3fd4363c679722a2ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b0f8681c8342eaba0b2d9085e4aed28dbf6a3c1c6f2a3fd4363c679722a2ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0f8681c8342eaba0b2d9085e4aed28dbf6a3c1c6f2a3fd4363c679722a2ad3", kill_on_drop: false }`
[INFO] [stdout] 3b0f8681c8342eaba0b2d9085e4aed28dbf6a3c1c6f2a3fd4363c679722a2ad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfeb80e7c753e621dbbdf9edc450f0d1ad2a5e1fb781622c661047bc4d498792
[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" "bfeb80e7c753e621dbbdf9edc450f0d1ad2a5e1fb781622c661047bc4d498792", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-dns v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/dns/packet_header.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub authentic_data: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/dns/packet_header.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub checking_disabled: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "bfeb80e7c753e621dbbdf9edc450f0d1ad2a5e1fb781622c661047bc4d498792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfeb80e7c753e621dbbdf9edc450f0d1ad2a5e1fb781622c661047bc4d498792", kill_on_drop: false }`
[INFO] [stdout] bfeb80e7c753e621dbbdf9edc450f0d1ad2a5e1fb781622c661047bc4d498792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a41853f167e05b97b56e7233e5f090fff9eb24731a874bf8cb36228776f853c1
[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" "a41853f167e05b97b56e7233e5f090fff9eb24731a874bf8cb36228776f853c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-dns v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/dns/packet_header.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub authentic_data: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/dns/packet_header.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub checking_disabled: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/dns/packet.rs:529:9
[INFO] [stdout]     |
[INFO] [stdout] 529 | /         buf_packet.add_answer(&ResourceRecord::new(
[INFO] [stdout] 530 | |             Name::new_unchecked("a._tcp.local"),
[INFO] [stdout] 531 | |             CLASS::IN,
[INFO] [stdout] 532 | |             10,
[INFO] [stdout] 533 | |             RData::A(A { address: 10 }),
[INFO] [stdout] 534 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/dns/packet.rs:535:9
[INFO] [stdout]     |
[INFO] [stdout] 535 | /         buf_packet.add_answer(&ResourceRecord::new(
[INFO] [stdout] 536 | |             Name::new_unchecked("b._tcp.local"),
[INFO] [stdout] 537 | |             CLASS::IN,
[INFO] [stdout] 538 | |             10,
[INFO] [stdout] 539 | |             RData::A(A { address: 10 }),
[INFO] [stdout] 540 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/dns/packet.rs:542:9
[INFO] [stdout]     |
[INFO] [stdout] 542 | /         buf_packet.add_answer(&ResourceRecord::new(
[INFO] [stdout] 543 | |             Name::new_unchecked("b._tcp.local"),
[INFO] [stdout] 544 | |             CLASS::IN,
[INFO] [stdout] 545 | |             10,
[INFO] [stdout] 546 | |             RData::A(A { address: 10 }),
[INFO] [stdout] 547 | |         ));
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "a41853f167e05b97b56e7233e5f090fff9eb24731a874bf8cb36228776f853c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41853f167e05b97b56e7233e5f090fff9eb24731a874bf8cb36228776f853c1", kill_on_drop: false }`
[INFO] [stdout] a41853f167e05b97b56e7233e5f090fff9eb24731a874bf8cb36228776f853c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] b91a8d6c8cd0e1b53c7737707546369f1206f9e33f2492aab05abeb1344aee48
[INFO] running `Command { std: "docker" "start" "-a" "b91a8d6c8cd0e1b53c7737707546369f1206f9e33f2492aab05abeb1344aee48", kill_on_drop: false }`
[INFO] [stderr] warning: missing documentation for a struct field
[INFO] [stderr]   --> src/dns/packet_header.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub authentic_data: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a struct field
[INFO] [stderr]   --> src/dns/packet_header.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub checking_disabled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-dns` (lib) generated 2 warnings
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/dns/packet.rs:529:9
[INFO] [stderr]     |
[INFO] [stderr] 529 | /         buf_packet.add_answer(&ResourceRecord::new(
[INFO] [stderr] 530 | |             Name::new_unchecked("a._tcp.local"),
[INFO] [stderr] 531 | |             CLASS::IN,
[INFO] [stderr] 532 | |             10,
[INFO] [stderr] 533 | |             RData::A(A { address: 10 }),
[INFO] [stderr] 534 | |         ));
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/dns/packet.rs:535:9
[INFO] [stderr]     |
[INFO] [stderr] 535 | /         buf_packet.add_answer(&ResourceRecord::new(
[INFO] [stderr] 536 | |             Name::new_unchecked("b._tcp.local"),
[INFO] [stderr] 537 | |             CLASS::IN,
[INFO] [stderr] 538 | |             10,
[INFO] [stderr] 539 | |             RData::A(A { address: 10 }),
[INFO] [stderr] 540 | |         ));
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/dns/packet.rs:542:9
[INFO] [stderr]     |
[INFO] [stderr] 542 | /         buf_packet.add_answer(&ResourceRecord::new(
[INFO] [stderr] 543 | |             Name::new_unchecked("b._tcp.local"),
[INFO] [stderr] 544 | |             CLASS::IN,
[INFO] [stderr] 545 | |             10,
[INFO] [stderr] 546 | |             RData::A(A { address: 10 }),
[INFO] [stderr] 547 | |         ));
[INFO] [stderr]     | |___________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `simple-dns` (lib test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_dns-6bbac4c2c78097a3)
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test dns::character_string::tests::eq ... ok
[INFO] [stdout] test dns::character_string::tests::parse ... ok
[INFO] [stdout] test dns::name::tests::is_link_local ... ok
[INFO] [stdout] test dns::name::tests::is_subdomain_of ... ok
[INFO] [stdout] test dns::name::tests::append_to_vec ... ok
[INFO] [stdout] test dns::name::tests::len ... ok
[INFO] [stdout] test dns::name::tests::append_to_vec_with_compression ... ok
[INFO] [stdout] test dns::name::tests::parse_with_compression ... ok
[INFO] [stdout] test dns::name::tests::parse_without_compression ... ok
[INFO] [stdout] test dns::packet::tests::bad_response ... ok
[INFO] [stdout] test dns::name::tests::hash ... ok
[INFO] [stdout] test dns::packet::tests::build_query_correct ... ok
[INFO] [stdout] test dns::packet::tests::bufpacket_add_additional_records ... ok
[INFO] [stdout] test dns::packet::tests::compression_multiple_names ... ok
[INFO] [stdout] test dns::packet::tests::bufpacket_add_answers ... ok
[INFO] [stdout] test dns::packet::tests::bufpacket_add_name_servers ... ok
[INFO] [stdout] test dns::packet::tests::bufpacket_add_question ... ok
[INFO] [stdout] test dns::packet::tests::bufpacket_questions_iter ... ok
[INFO] [stdout] test dns::packet::tests::query_google_com ... ok
[INFO] [stdout] test dns::packet::tests::reply_google_com ... ok
[INFO] [stdout] test dns::packet_header::tests::parse_example_query ... ok
[INFO] [stdout] test dns::packet_header::tests::read_write_answers_count ... ok
[INFO] [stdout] test dns::packet_header::tests::read_write_additional_records_count ... ok
[INFO] [stdout] test dns::packet_header::tests::read_write_name_servers_count ... ok
[INFO] [stdout] test dns::packet_header::tests::read_write_questions_count ... ok
[INFO] [stdout] test dns::packet_header::tests::write_example_query ... ok
[INFO] [stdout] test dns::question::tests::append_to_vec ... ok
[INFO] [stdout] test dns::question::tests::parse_question ... ok
[INFO] [stdout] test dns::rdata::a::tests::parse_and_write_a ... ok
[INFO] [stdout] test dns::question::tests::unicast_response ... ok
[INFO] [stdout] test dns::rdata::aaaa::tests::parse_and_write_a ... ok
[INFO] [stdout] test dns::rdata::hinfo::tests::parse_and_write_hinfo ... ok
[INFO] [stdout] test dns::rdata::minfo::tests::parse_and_write_hinfo ... ok
[INFO] [stdout] test dns::rdata::mx::tests::parse_and_write_mx ... ok
[INFO] [stdout] test dns::character_string::tests::append_to_vec ... ok
[INFO] [stdout] test dns::resource_record::tests::test_append_to_vec ... ok
[INFO] [stdout] test dns::rdata::soa::tests::parse_and_write_soa ... ok
[INFO] [stdout] test dns::resource_record::tests::test_eq ... ok
[INFO] [stdout] test dns::rdata::srv::tests::parse_and_write_srv ... ok
[INFO] [stdout] test dns::resource_record::tests::test_match_qtype ... ok
[INFO] [stdout] test dns::resource_record::tests::test_match_qtype_for_aaaa ... ok
[INFO] [stdout] test dns::rdata::txt::tests::get_attributes ... ok
[INFO] [stdout] test dns::rdata::txt::tests::parse_and_write_txt ... ok
[INFO] [stdout] test dns::resource_record::tests::test_parse ... ok
[INFO] [stdout] test dns::resource_record::tests::test_hash_ignore_ttl ... ok
[INFO] [stdout] test dns::resource_record::tests::test_match_qclass ... ok
[INFO] [stdout] test dns::name::tests::eq_other_name ... ok
[INFO] [stdout] test dns::name::tests::construct_valid_names ... ok
[INFO] [stdout] test dns::name::tests::append_to_vec_with_compression_mult_names ... ok
[INFO] [stdout] test dns::character_string::tests::construct_valid_character_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-dns
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b91a8d6c8cd0e1b53c7737707546369f1206f9e33f2492aab05abeb1344aee48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91a8d6c8cd0e1b53c7737707546369f1206f9e33f2492aab05abeb1344aee48", kill_on_drop: false }`
[INFO] [stdout] b91a8d6c8cd0e1b53c7737707546369f1206f9e33f2492aab05abeb1344aee48