[INFO] updating cached repository https://github.com/realityone/rsping
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 212a3c858d89d379cb221eb96fcadcb14efc12b5
[INFO] testing realityone/rsping against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frealityone%2Frsping" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/realityone/rsping on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] crate git repo https://github.com/realityone/rsping already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 1279dee931f015697579394752cec226df4c771aca86dcaa6aa1f298d816a1da
[INFO] running `"docker" "start" "-a" "1279dee931f015697579394752cec226df4c771aca86dcaa6aa1f298d816a1da"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling cc v1.0.1
[INFO] [stderr]    Compiling ipnetwork v0.12.7
[INFO] [stderr]    Compiling pnet_macros_support v0.2.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.15
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.15.0
[INFO] [stderr]    Compiling pnet v0.19.0
[INFO] [stderr]    Compiling rsping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ping/arp.rs:25:19
[INFO] [stderr]    |
[INFO] [stderr] 25 |     channel: (Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ping/arp.rs:25:48
[INFO] [stderr]    |
[INFO] [stderr] 25 |     channel: (Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkReceiver`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/icmp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/icmp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/ping/arp.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / lazy_static!{
[INFO] [stderr] 19 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/ping/arp.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / lazy_static!{
[INFO] [stderr] 19 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/tcp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/tcp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/ping/icmp.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn execute<'a>(app: &ArgMatches<'a>) {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `default_ifname`
[INFO] [stderr]    --> src/ping/arp.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let default_ifname = "eth0";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_ifname`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/ping/tcp.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn execute<'a>(app: &ArgMatches<'a>) {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `"docker" "inspect" "1279dee931f015697579394752cec226df4c771aca86dcaa6aa1f298d816a1da"`
[INFO] running `"docker" "rm" "-f" "1279dee931f015697579394752cec226df4c771aca86dcaa6aa1f298d816a1da"`
[INFO] [stdout] 1279dee931f015697579394752cec226df4c771aca86dcaa6aa1f298d816a1da
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b9cf3dbd0c9aa6b62627326fed3f55481d8e11cbbfcf914a5b3e19707a14e6ef
[INFO] running `"docker" "start" "-a" "b9cf3dbd0c9aa6b62627326fed3f55481d8e11cbbfcf914a5b3e19707a14e6ef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rsping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ping/arp.rs:25:19
[INFO] [stderr]    |
[INFO] [stderr] 25 |     channel: (Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ping/arp.rs:25:48
[INFO] [stderr]    |
[INFO] [stderr] 25 |     channel: (Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkReceiver`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/icmp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/icmp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/ping/arp.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / lazy_static!{
[INFO] [stderr] 19 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/ping/arp.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / lazy_static!{
[INFO] [stderr] 19 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/tcp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/tcp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/ping/icmp.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn execute<'a>(app: &ArgMatches<'a>) {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `default_ifname`
[INFO] [stderr]    --> src/ping/arp.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let default_ifname = "eth0";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_ifname`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/ping/tcp.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn execute<'a>(app: &ArgMatches<'a>) {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `"docker" "inspect" "b9cf3dbd0c9aa6b62627326fed3f55481d8e11cbbfcf914a5b3e19707a14e6ef"`
[INFO] running `"docker" "rm" "-f" "b9cf3dbd0c9aa6b62627326fed3f55481d8e11cbbfcf914a5b3e19707a14e6ef"`
[INFO] [stdout] b9cf3dbd0c9aa6b62627326fed3f55481d8e11cbbfcf914a5b3e19707a14e6ef
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 701e6a76eff7afbdc623aff2e5935ca7a8dfe91cd60eb6660a89f396bbd43c38
[INFO] running `"docker" "start" "-a" "701e6a76eff7afbdc623aff2e5935ca7a8dfe91cd60eb6660a89f396bbd43c38"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ping/arp.rs:25:19
[INFO] [stderr]    |
[INFO] [stderr] 25 |     channel: (Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ping/arp.rs:25:48
[INFO] [stderr]    |
[INFO] [stderr] 25 |     channel: (Box<EthernetDataLinkSender>, Box<EthernetDataLinkReceiver>),
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkReceiver`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/icmp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/icmp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/ping/arp.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / lazy_static!{
[INFO] [stderr] 19 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/ping/arp.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / lazy_static!{
[INFO] [stderr] 19 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableArpPacket::minimum_packet_size() + MutableEthernetPacket::minimum_packet_size();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/tcp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/ping/tcp.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | / lazy_static!{
[INFO] [stderr] 8 | |     static ref MINIMUM_BUFFER_SIZE: usize = MutableIcmpPacket::minimum_packet_size() + MutableIpv4Packet::minimum_packet_size();
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / error_chain! {
[INFO] [stderr] 2  | |     errors {
[INFO] [stderr] 3  | |         BuildPacketError
[INFO] [stderr] 4  | |         ParsePacketError
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/ping/icmp.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn execute<'a>(app: &ArgMatches<'a>) {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `default_ifname`
[INFO] [stderr]    --> src/ping/arp.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |         let default_ifname = "eth0";
[INFO] [stderr]     |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default_ifname`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/ping/tcp.rs:24:20
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn execute<'a>(app: &ArgMatches<'a>) {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rsping-c0be92d4dfa7e6e7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ping::arp::test::test_arp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "701e6a76eff7afbdc623aff2e5935ca7a8dfe91cd60eb6660a89f396bbd43c38"`
[INFO] running `"docker" "rm" "-f" "701e6a76eff7afbdc623aff2e5935ca7a8dfe91cd60eb6660a89f396bbd43c38"`
[INFO] [stdout] 701e6a76eff7afbdc623aff2e5935ca7a8dfe91cd60eb6660a89f396bbd43c38