[INFO] crate ns-dns-tokio 0.4.0 is already in cache
[INFO] testing ns-dns-tokio-0.4.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate ns-dns-tokio 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ns-dns-tokio 0.4.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ns-dns-tokio 0.4.0
[INFO] finished tweaking crates.io crate ns-dns-tokio 0.4.0
[INFO] tweaked toml for crates.io crate ns-dns-tokio 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4531962a50a82a6cc3362dec03e602faf39daf5a8102b83b08cded3750bb1175
[INFO] running `"docker" "start" "-a" "4531962a50a82a6cc3362dec03e602faf39daf5a8102b83b08cded3750bb1175"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling abstract-ns v0.4.3
[INFO] [stderr]    Compiling domain v0.2.4
[INFO] [stderr]    Compiling ns-dns-tokio v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:66
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn system_config(lp: &Handle) -> Result<DnsResolver, Box<StdError>> {
[INFO] [stderr]     |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `"docker" "inspect" "4531962a50a82a6cc3362dec03e602faf39daf5a8102b83b08cded3750bb1175"`
[INFO] running `"docker" "rm" "-f" "4531962a50a82a6cc3362dec03e602faf39daf5a8102b83b08cded3750bb1175"`
[INFO] [stdout] 4531962a50a82a6cc3362dec03e602faf39daf5a8102b83b08cded3750bb1175
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6c561fe515578b0b0cc5bab78f4e11b7bfce950dce7bcfb1399431fad0a3140e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6c561fe515578b0b0cc5bab78f4e11b7bfce950dce7bcfb1399431fad0a3140e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ns-dns-tokio v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:66
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn system_config(lp: &Handle) -> Result<DnsResolver, Box<StdError>> {
[INFO] [stderr]     |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:66
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn system_config(lp: &Handle) -> Result<DnsResolver, Box<StdError>> {
[INFO] [stderr]     |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `"docker" "inspect" "6c561fe515578b0b0cc5bab78f4e11b7bfce950dce7bcfb1399431fad0a3140e"`
[INFO] running `"docker" "rm" "-f" "6c561fe515578b0b0cc5bab78f4e11b7bfce950dce7bcfb1399431fad0a3140e"`
[INFO] [stdout] 6c561fe515578b0b0cc5bab78f4e11b7bfce950dce7bcfb1399431fad0a3140e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] bf981fcec461986e3ca6de111bfc12f70a56ea6f0a9158f7e7e213b77a690eca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "bf981fcec461986e3ca6de111bfc12f70a56ea6f0a9158f7e7e213b77a690eca"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:66
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn system_config(lp: &Handle) -> Result<DnsResolver, Box<StdError>> {
[INFO] [stderr]     |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:101:66
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn system_config(lp: &Handle) -> Result<DnsResolver, Box<StdError>> {
[INFO] [stderr]     |                                                                  ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ns_dns_tokio-7d551d1c4b3c06a0
[INFO] [stderr]    Doc-tests ns_dns_tokio
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bf981fcec461986e3ca6de111bfc12f70a56ea6f0a9158f7e7e213b77a690eca"`
[INFO] running `"docker" "rm" "-f" "bf981fcec461986e3ca6de111bfc12f70a56ea6f0a9158f7e7e213b77a690eca"`
[INFO] [stdout] bf981fcec461986e3ca6de111bfc12f70a56ea6f0a9158f7e7e213b77a690eca