[INFO] fetching crate simple-dns 0.4.0...
[INFO] testing simple-dns-0.4.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate simple-dns 0.4.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate simple-dns 0.4.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-dns 0.4.0
[INFO] finished tweaking crates.io crate simple-dns 0.4.0
[INFO] tweaked toml for crates.io crate simple-dns 0.4.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67ea3ad7dde6866251c7d7158ae60989f2d46a5b6fae56483286bede7009a4a9
[INFO] running `Command { std: "docker" "start" "-a" "67ea3ad7dde6866251c7d7158ae60989f2d46a5b6fae56483286bede7009a4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67ea3ad7dde6866251c7d7158ae60989f2d46a5b6fae56483286bede7009a4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ea3ad7dde6866251c7d7158ae60989f2d46a5b6fae56483286bede7009a4a9", kill_on_drop: false }`
[INFO] [stdout] 67ea3ad7dde6866251c7d7158ae60989f2d46a5b6fae56483286bede7009a4a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6c037cdb9a63290715536fc521eaca7cc7bbcf72fa47e899dc7f61e19626a93
[INFO] running `Command { std: "docker" "start" "-a" "f6c037cdb9a63290715536fc521eaca7cc7bbcf72fa47e899dc7f61e19626a93", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling simple-dns v0.4.0 (/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 11.74s
[INFO] running `Command { std: "docker" "inspect" "f6c037cdb9a63290715536fc521eaca7cc7bbcf72fa47e899dc7f61e19626a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c037cdb9a63290715536fc521eaca7cc7bbcf72fa47e899dc7f61e19626a93", kill_on_drop: false }`
[INFO] [stdout] f6c037cdb9a63290715536fc521eaca7cc7bbcf72fa47e899dc7f61e19626a93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a033c9c99a1ba05c5fffb330cbb9c580ab91884c9408397dbef61741ac324147
[INFO] running `Command { std: "docker" "start" "-a" "a033c9c99a1ba05c5fffb330cbb9c580ab91884c9408397dbef61741ac324147", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[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]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling simple-dns v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 56.03s
[INFO] running `Command { std: "docker" "inspect" "a033c9c99a1ba05c5fffb330cbb9c580ab91884c9408397dbef61741ac324147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a033c9c99a1ba05c5fffb330cbb9c580ab91884c9408397dbef61741ac324147", kill_on_drop: false }`
[INFO] [stdout] a033c9c99a1ba05c5fffb330cbb9c580ab91884c9408397dbef61741ac324147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3a98c64f88276e184be0178d5bf8ecd9ce70d98fa0b3613dac8d6502e08eac3
[INFO] running `Command { std: "docker" "start" "-a" "f3a98c64f88276e184be0178d5bf8ecd9ce70d98fa0b3613dac8d6502e08eac3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_dns-8a04f15e9f55a105)
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test dns::character_string::tests::append_to_vec ... ok
[INFO] [stdout] test dns::character_string::tests::construct_valid_character_string ... ok
[INFO] [stdout] test dns::character_string::tests::eq ... ok
[INFO] [stdout] test dns::character_string::tests::parse ... ok
[INFO] [stdout] test dns::name::tests::append_to_vec ... ok
[INFO] [stdout] test dns::name::tests::append_to_vec_with_compression ... ok
[INFO] [stdout] test dns::name::tests::construct_valid_names ... ok
[INFO] [stdout] test dns::name::tests::eq_other_name ... ok
[INFO] [stdout] test dns::name::tests::hash ... 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::len ... 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::bufpacket_add_additional_records ... 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::build_query_correct ... 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_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_answers_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::parse_question ... ok
[INFO] [stdout] test dns::question::tests::append_to_vec ... ok
[INFO] [stdout] test dns::question::tests::unicast_response ... ok
[INFO] [stdout] test dns::rdata::a::tests::parse_and_write_a ... 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::rdata::srv::tests::parse_and_write_srv ... ok
[INFO] [stdout] test dns::rdata::txt::tests::get_attributes ... ok
[INFO] [stdout] test dns::rdata::soa::tests::parse_and_write_soa ... ok
[INFO] [stdout] test dns::rdata::txt::tests::parse_and_write_txt ... ok
[INFO] [stdout] test dns::resource_record::tests::test_append_to_vec ... ok
[INFO] [stdout] test dns::resource_record::tests::test_eq ... 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::resource_record::tests::test_match_qtype ... ok
[INFO] [stdout] test dns::resource_record::tests::test_match_qtype_for_aaaa ... ok
[INFO] [stdout] test dns::resource_record::tests::test_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-dns
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f3a98c64f88276e184be0178d5bf8ecd9ce70d98fa0b3613dac8d6502e08eac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a98c64f88276e184be0178d5bf8ecd9ce70d98fa0b3613dac8d6502e08eac3", kill_on_drop: false }`
[INFO] [stdout] f3a98c64f88276e184be0178d5bf8ecd9ce70d98fa0b3613dac8d6502e08eac3