[INFO] cloning repository https://github.com/realityone/rsping [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realityone/rsping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealityone%2Frsping", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealityone%2Frsping'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 212a3c858d89d379cb221eb96fcadcb14efc12b5 [INFO] checking realityone/rsping against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealityone%2Frsping" "/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/realityone/rsping on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/realityone/rsping [INFO] finished tweaking git repo https://github.com/realityone/rsping [INFO] tweaked toml for git repo https://github.com/realityone/rsping written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/realityone/rsping already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", 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] 017b2f8ddee1a5203a8e52e448121338284edc86a142697beca54206b071510f [INFO] running `Command { std: "docker" "start" "-a" "017b2f8ddee1a5203a8e52e448121338284edc86a142697beca54206b071510f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "017b2f8ddee1a5203a8e52e448121338284edc86a142697beca54206b071510f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "017b2f8ddee1a5203a8e52e448121338284edc86a142697beca54206b071510f", kill_on_drop: false }` [INFO] [stdout] 017b2f8ddee1a5203a8e52e448121338284edc86a142697beca54206b071510f [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e91108da189800b19ab958497e6901d3b5abac7c1072a14999e6f6df9b740be [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" "3e91108da189800b19ab958497e6901d3b5abac7c1072a14999e6f6df9b740be", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.32 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v0.2.9 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling cc v1.0.1 [INFO] [stderr] Checking unicode-xid v0.0.3 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking bitflags v0.5.0 [INFO] [stderr] Checking pnet_macros_support v0.2.0 [INFO] [stderr] Checking ipnetwork v0.12.7 [INFO] [stderr] Checking syntex_pos v0.42.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling syntex_errors v0.42.0 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Compiling backtrace-sys v0.1.15 [INFO] [stderr] Checking syntex_syntax v0.42.0 [INFO] [stderr] Checking clap v2.26.2 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking syntex v0.42.2 [INFO] [stderr] Checking pnet_macros v0.15.0 [INFO] [stderr] Checking backtrace v0.3.3 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Compiling pnet v0.19.0 [INFO] [stderr] Checking rsping v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ping/arp.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | channel: (Box, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender` [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/ping/arp.rs:25:48 [INFO] [stdout] | [INFO] [stdout] 25 | channel: (Box, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkReceiver` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ping/arp.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | channel: (Box, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender` [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/ping/arp.rs:25:48 [INFO] [stdout] | [INFO] [stdout] 25 | channel: (Box, Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkReceiver` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | errors { [INFO] [stdout] 3 | | BuildPacketError [INFO] [stdout] 4 | | ParsePacketError [INFO] [stdout] ... | [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | errors { [INFO] [stdout] 3 | | BuildPacketError [INFO] [stdout] 4 | | ParsePacketError [INFO] [stdout] ... | [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/icmp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/icmp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/arp.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | / lazy_static!{ [INFO] [stdout] 19 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size(); [INFO] [stdout] 20 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | errors { [INFO] [stdout] 3 | | BuildPacketError [INFO] [stdout] 4 | | ParsePacketError [INFO] [stdout] ... | [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/arp.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | / lazy_static!{ [INFO] [stdout] 19 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size(); [INFO] [stdout] 20 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/tcp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/tcp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | errors { [INFO] [stdout] 3 | | BuildPacketError [INFO] [stdout] 4 | | ParsePacketError [INFO] [stdout] ... | [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/icmp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/icmp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/arp.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | / lazy_static!{ [INFO] [stdout] 19 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size(); [INFO] [stdout] 20 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/arp.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | / lazy_static!{ [INFO] [stdout] 19 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size(); [INFO] [stdout] 20 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/tcp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/ping/tcp.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / lazy_static!{ [INFO] [stdout] 8 | | static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size(); [INFO] [stdout] 9 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | errors { [INFO] [stdout] 3 | | BuildPacketError [INFO] [stdout] 4 | | ParsePacketError [INFO] [stdout] ... | [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / error_chain! { [INFO] [stdout] 2 | | errors { [INFO] [stdout] 3 | | BuildPacketError [INFO] [stdout] 4 | | ParsePacketError [INFO] [stdout] ... | [INFO] [stdout] 13 | | } [INFO] [stdout] 14 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `app` [INFO] [stdout] --> src/ping/icmp.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | fn execute<'a>(app: &ArgMatches<'a>) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_app` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `default_ifname` [INFO] [stdout] --> src/ping/arp.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | let default_ifname = "eth0"; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_ifname` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `app` [INFO] [stdout] --> src/ping/tcp.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | fn execute<'a>(app: &ArgMatches<'a>) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_app` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `app` [INFO] [stdout] --> src/ping/icmp.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | fn execute<'a>(app: &ArgMatches<'a>) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_app` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `default_ifname` [INFO] [stdout] --> src/ping/arp.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | let default_ifname = "eth0"; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_ifname` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `app` [INFO] [stdout] --> src/ping/tcp.rs:24:20 [INFO] [stdout] | [INFO] [stdout] 24 | fn execute<'a>(app: &ArgMatches<'a>) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_app` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.94s [INFO] running `Command { std: "docker" "inspect" "3e91108da189800b19ab958497e6901d3b5abac7c1072a14999e6f6df9b740be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e91108da189800b19ab958497e6901d3b5abac7c1072a14999e6f6df9b740be", kill_on_drop: false }` [INFO] [stdout] 3e91108da189800b19ab958497e6901d3b5abac7c1072a14999e6f6df9b740be