[INFO] updating cached repository https://github.com/Sam-Jeston/network_monitor
[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] fb4433b27c83d4ed7c5ee3663ab95ff36dea624c
[INFO] checking Sam-Jeston/network_monitor against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam-Jeston%2Fnetwork_monitor" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sam-Jeston/network_monitor on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Sam-Jeston/network_monitor
[INFO] finished tweaking git repo https://github.com/Sam-Jeston/network_monitor
[INFO] tweaked toml for git repo https://github.com/Sam-Jeston/network_monitor written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Sam-Jeston/network_monitor already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 763db5d3d2d1385948895d920678d645e72f59a711305efc1d4f227680a31160
[INFO] running `"docker" "start" "-a" "763db5d3d2d1385948895d920678d645e72f59a711305efc1d4f227680a31160"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling term v0.4.5
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking ipnetwork v0.12.3
[INFO] [stderr]     Checking pnet_macros_support v0.1.1
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.1.0
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking syntex v0.42.2
[INFO] [stderr]     Checking pnet_macros v0.13.1
[INFO] [stderr]    Compiling pnet v0.17.1
[INFO] [stderr]     Checking network_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `MutablePacket`, `Packet`
[INFO] [stderr]  --> src/main.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 | use pnet::packet::{Packet, MutablePacket, PacketSize};
[INFO] [stderr]   |                    ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MutablePacket`, `Packet`
[INFO] [stderr]  --> src/main.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 | use pnet::packet::{Packet, MutablePacket, PacketSize};
[INFO] [stderr]   |                    ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `"docker" "inspect" "763db5d3d2d1385948895d920678d645e72f59a711305efc1d4f227680a31160"`
[INFO] running `"docker" "rm" "-f" "763db5d3d2d1385948895d920678d645e72f59a711305efc1d4f227680a31160"`
[INFO] [stdout] 763db5d3d2d1385948895d920678d645e72f59a711305efc1d4f227680a31160