[INFO] cloning repository https://github.com/sendyhalim/network-utilities
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sendyhalim/network-utilities" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendyhalim%2Fnetwork-utilities", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendyhalim%2Fnetwork-utilities'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 445c718535d6a3189625e2e036287b0e285dcf7d
[INFO] checking sendyhalim/network-utilities against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendyhalim%2Fnetwork-utilities" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sendyhalim/network-utilities on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sendyhalim/network-utilities
[INFO] finished tweaking git repo https://github.com/sendyhalim/network-utilities
[INFO] tweaked toml for git repo https://github.com/sendyhalim/network-utilities written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sendyhalim/network-utilities already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cab51aef6e3ed3a744e2fa33e250e4cd733b1ec43cf5314e10cc6f5213c68b4
[INFO] running `Command { std: "docker" "start" "-a" "5cab51aef6e3ed3a744e2fa33e250e4cd733b1ec43cf5314e10cc6f5213c68b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cab51aef6e3ed3a744e2fa33e250e4cd733b1ec43cf5314e10cc6f5213c68b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cab51aef6e3ed3a744e2fa33e250e4cd733b1ec43cf5314e10cc6f5213c68b4", kill_on_drop: false }`
[INFO] [stdout] 5cab51aef6e3ed3a744e2fa33e250e4cd733b1ec43cf5314e10cc6f5213c68b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80ec90cde0ebc14ad99177c8d67d1f294a7db7c6233f7f5ad0a61c3f2cb3ee5b
[INFO] running `Command { std: "docker" "start" "-a" "80ec90cde0ebc14ad99177c8d67d1f294a7db7c6233f7f5ad0a61c3f2cb3ee5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling pnet v0.34.0
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking pnet_base v0.34.0
[INFO] [stderr]     Checking pnet_macros_support v0.34.0
[INFO] [stderr]     Checking etherparse v0.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking pnet_sys v0.34.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking pnet_datalink v0.34.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling pnet_macros v0.34.0
[INFO] [stderr]     Checking pnet_packet v0.34.0
[INFO] [stderr]     Checking pnet_transport v0.34.0
[INFO] [stderr]     Checking ip-utilities v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Ipv4Flags`, `Ipv4`, and `checksum`
[INFO] [stdout]  --> src/bin/traceroute_poc_raw_socket_macos.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ipv4::{checksum, Ipv4, Ipv4Flags},
[INFO] [stdout]   |            ^^^^^^^^  ^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pnet::datalink::Channel::Ethernet`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pnet::datalink::Channel::Ethernet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EthernetPacket`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pnet::packet::ethernet::{EthernetPacket, MutableEthernetPacket};
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MutablePacket`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 | use pnet::packet::{MutablePacket, Packet};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (mut sender, receiver) = match pnet::datalink::channel(network_interface, Default::default())
[INFO] [stdout]    |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ipv4Flags`, `Ipv4`, and `checksum`
[INFO] [stdout]  --> src/bin/traceroute_poc_raw_socket_macos.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ipv4::{checksum, Ipv4, Ipv4Flags},
[INFO] [stdout]   |            ^^^^^^^^  ^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pnet::datalink::Channel::Ethernet`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use pnet::datalink::Channel::Ethernet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EthernetPacket`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pnet::packet::ethernet::{EthernetPacket, MutableEthernetPacket};
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MutablePacket`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 | use pnet::packet::{MutablePacket, Packet};
[INFO] [stdout]    |                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 |   let mut ipv4_header = etherparse::Ipv4Header::new(
[INFO] [stdout]    |       ----^^^^^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/traceroute_poc_raw_socket_macos.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let _ = lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/traceroute_poc.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let _ = lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `receiver`
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (mut sender, receiver) = match pnet::datalink::channel(network_interface, Default::default())
[INFO] [stdout]    |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_receiver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | /     lib::icmp_listener::start_icmp_listener(|previous_ip_datagram_identification| {
[INFO] [stdout] 96 | |       return previous_ip_datagram_identification == ipv4_header.identification;
[INFO] [stdout] 97 | |     });
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let _ = lib::icmp_listener::start_icmp_listener(|previous_ip_datagram_identification| {
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket_macos.rs:88:7
[INFO] [stdout]    |
[INFO] [stdout] 88 |   let mut ipv4_header = etherparse::Ipv4Header::new(
[INFO] [stdout]    |       ----^^^^^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/traceroute_poc_raw_socket.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | /     lib::icmp_listener::start_icmp_listener(|previous_ip_datagram_identification| {
[INFO] [stdout] 96 | |       return previous_ip_datagram_identification == ipv4_header.identification;
[INFO] [stdout] 97 | |     });
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let _ = lib::icmp_listener::start_icmp_listener(|previous_ip_datagram_identification| {
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/traceroute_poc_raw_socket_macos.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let _ = lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/traceroute_poc.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let _ = lib::icmp_listener::start_icmp_listener(|_| true);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.38s
[INFO] running `Command { std: "docker" "inspect" "80ec90cde0ebc14ad99177c8d67d1f294a7db7c6233f7f5ad0a61c3f2cb3ee5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ec90cde0ebc14ad99177c8d67d1f294a7db7c6233f7f5ad0a61c3f2cb3ee5b", kill_on_drop: false }`
[INFO] [stdout] 80ec90cde0ebc14ad99177c8d67d1f294a7db7c6233f7f5ad0a61c3f2cb3ee5b