[INFO] fetching crate dns-client 0.0.2...
[INFO] testing dns-client-0.0.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate dns-client 0.0.2 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate dns-client 0.0.2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dns-client 0.0.2
[INFO] finished tweaking crates.io crate dns-client 0.0.2
[INFO] tweaked toml for crates.io crate dns-client 0.0.2 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate crates.io crate dns-client 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.26
[INFO] [stderr]   Downloaded hex v0.4.0
[INFO] [stderr]   Downloaded thiserror v1.0.10
[INFO] [stderr]   Downloaded thiserror-impl v1.0.10
[INFO] [stderr]   Downloaded dnsclient v0.1.7
[INFO] [stderr]   Downloaded dnssector v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e57c15f86a92e7aa16451a6edc1ff88383011be3eb7e0f0dcab5b67dc00552d
[INFO] running `Command { std: "docker" "start" "-a" "7e57c15f86a92e7aa16451a6edc1ff88383011be3eb7e0f0dcab5b67dc00552d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e57c15f86a92e7aa16451a6edc1ff88383011be3eb7e0f0dcab5b67dc00552d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e57c15f86a92e7aa16451a6edc1ff88383011be3eb7e0f0dcab5b67dc00552d", kill_on_drop: false }`
[INFO] [stdout] 7e57c15f86a92e7aa16451a6edc1ff88383011be3eb7e0f0dcab5b67dc00552d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2319cde8f9c89706688b69644a876208f312ec4eb54e5d5a55baacebce8d54a7
[INFO] running `Command { std: "docker" "start" "-a" "2319cde8f9c89706688b69644a876208f312ec4eb54e5d5a55baacebce8d54a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling debug-builders v0.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling debugtrace v0.1.0
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling either v0.1.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling async-task v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v1.4.0
[INFO] [stderr]    Compiling backtrace v0.1.8
[INFO] [stderr]    Compiling chomp v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.10
[INFO] [stderr]    Compiling dnssector v0.2.0
[INFO] [stderr]    Compiling dnsclient v0.1.7
[INFO] [stderr]    Compiling dns-client v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.06s
[INFO] running `Command { std: "docker" "inspect" "2319cde8f9c89706688b69644a876208f312ec4eb54e5d5a55baacebce8d54a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2319cde8f9c89706688b69644a876208f312ec4eb54e5d5a55baacebce8d54a7", kill_on_drop: false }`
[INFO] [stdout] 2319cde8f9c89706688b69644a876208f312ec4eb54e5d5a55baacebce8d54a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4653a7bff1fb2b24f7d8e4fc3c080ca0512f5d4348d4a6511a26459bf743794
[INFO] running `Command { std: "docker" "start" "-a" "e4653a7bff1fb2b24f7d8e4fc3c080ca0512f5d4348d4a6511a26459bf743794", kill_on_drop: false }`
[INFO] [stderr]    Compiling dns-client v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "e4653a7bff1fb2b24f7d8e4fc3c080ca0512f5d4348d4a6511a26459bf743794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4653a7bff1fb2b24f7d8e4fc3c080ca0512f5d4348d4a6511a26459bf743794", kill_on_drop: false }`
[INFO] [stdout] e4653a7bff1fb2b24f7d8e4fc3c080ca0512f5d4348d4a6511a26459bf743794
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 140892badf6bb9b497f571a41e5d21e4f3e5453e8cbd35165ea4478cdf6f5511
[INFO] running `Command { std: "docker" "start" "-a" "140892badf6bb9b497f571a41e5d21e4f3e5453e8cbd35165ea4478cdf6f5511", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dns_client-e2e40cad0d78bfc0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "140892badf6bb9b497f571a41e5d21e4f3e5453e8cbd35165ea4478cdf6f5511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140892badf6bb9b497f571a41e5d21e4f3e5453e8cbd35165ea4478cdf6f5511", kill_on_drop: false }`
[INFO] [stdout] 140892badf6bb9b497f571a41e5d21e4f3e5453e8cbd35165ea4478cdf6f5511