[INFO] cloning repository https://github.com/iagox86/dnscat2-tunneldrivers-dns-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iagox86/dnscat2-tunneldrivers-dns-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiagox86%2Fdnscat2-tunneldrivers-dns-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiagox86%2Fdnscat2-tunneldrivers-dns-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7ad45e3441492eb7e57bc2d9c8fb5c5ee6395e3
[INFO] checking iagox86/dnscat2-tunneldrivers-dns-client against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiagox86%2Fdnscat2-tunneldrivers-dns-client" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iagox86/dnscat2-tunneldrivers-dns-client on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iagox86/dnscat2-tunneldrivers-dns-client
[INFO] finished tweaking git repo https://github.com/iagox86/dnscat2-tunneldrivers-dns-client
[INFO] tweaked toml for git repo https://github.com/iagox86/dnscat2-tunneldrivers-dns-client written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/iagox86/dnscat2-tunneldrivers-dns-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6de0a426ee1360be5c7a482a7e591b6f4f7c8dd8e7e65732ba6611160c6ce9f6
[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" "6de0a426ee1360be5c7a482a7e591b6f4f7c8dd8e7e65732ba6611160c6ce9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6de0a426ee1360be5c7a482a7e591b6f4f7c8dd8e7e65732ba6611160c6ce9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de0a426ee1360be5c7a482a7e591b6f4f7c8dd8e7e65732ba6611160c6ce9f6", kill_on_drop: false }`
[INFO] [stdout] 6de0a426ee1360be5c7a482a7e591b6f4f7c8dd8e7e65732ba6611160c6ce9f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 613f40d16c9456e74622f359f89aed3b10394c625ca9ec3379c1a32b358be7a9
[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" "613f40d16c9456e74622f359f89aed3b10394c625ca9ec3379c1a32b358be7a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]     Checking data-encoding v2.1.1
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking nibble_vec v0.0.4
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking radix_trie v0.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking data-encoding-macro v0.1.5
[INFO] [stderr]     Checking trust-dns-resolver v0.10.0
[INFO] [stderr]     Checking trust-dns v0.15.0
[INFO] [stderr]     Checking dnscat2-tunneldrivers-dns-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dns_error.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:187:71
[INFO] [stdout]     |
[INFO] [stdout] 187 | fn get_socket_addr(host: Option<&str>) -> Result<net::SocketAddr, Box<error::Error>> {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dns_error.rs:47:30
[INFO] [stdout]    |
[INFO] [stdout] 47 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:187:71
[INFO] [stdout]     |
[INFO] [stdout] 187 | fn get_socket_addr(host: Option<&str>) -> Result<net::SocketAddr, Box<error::Error>> {
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.26s
[INFO] running `Command { std: "docker" "inspect" "613f40d16c9456e74622f359f89aed3b10394c625ca9ec3379c1a32b358be7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613f40d16c9456e74622f359f89aed3b10394c625ca9ec3379c1a32b358be7a9", kill_on_drop: false }`
[INFO] [stdout] 613f40d16c9456e74622f359f89aed3b10394c625ca9ec3379c1a32b358be7a9