[INFO] cloning repository https://github.com/Sam-Jeston/network_monitor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sam-Jeston/network_monitor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam-Jeston%2Fnetwork_monitor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam-Jeston%2Fnetwork_monitor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb4433b27c83d4ed7c5ee3663ab95ff36dea624c
[INFO] checking Sam-Jeston/network_monitor against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam-Jeston%2Fnetwork_monitor" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[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 f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v3.1.0
[INFO] [stderr]   Downloaded ipnetwork v0.12.3
[INFO] [stderr]   Downloaded pnet_macros v0.13.1
[INFO] [stderr]   Downloaded pnet v0.17.1
[INFO] [stderr]   Downloaded pnet_macros_support v0.1.1
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e46e3717989598fdfd52c8a08d8d09c46b9f3ec4e7034b5e55d7a1eaf5917b62
[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" "e46e3717989598fdfd52c8a08d8d09c46b9f3ec4e7034b5e55d7a1eaf5917b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e46e3717989598fdfd52c8a08d8d09c46b9f3ec4e7034b5e55d7a1eaf5917b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46e3717989598fdfd52c8a08d8d09c46b9f3ec4e7034b5e55d7a1eaf5917b62", kill_on_drop: false }`
[INFO] [stdout] e46e3717989598fdfd52c8a08d8d09c46b9f3ec4e7034b5e55d7a1eaf5917b62
[INFO] running `Command { std: "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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] b79e06e0b82686b613477d737951320d761666492767f381f4a94d0cbf73f40b
[INFO] running `Command { std: "docker" "start" "-a" "b79e06e0b82686b613477d737951320d761666492767f381f4a94d0cbf73f40b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling term v0.4.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking winapi v0.2.8
[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 thread-id v3.1.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking syntex_pos v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.13.1
[INFO] [stderr]    Compiling pnet v0.17.1
[INFO] [stderr]     Checking network_monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `MutablePacket`, `Packet`
[INFO] [stdout]  --> src/main.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use pnet::packet::{Packet, MutablePacket, PacketSize};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MutablePacket`, `Packet`
[INFO] [stdout]  --> src/main.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use pnet::packet::{Packet, MutablePacket, PacketSize};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "b79e06e0b82686b613477d737951320d761666492767f381f4a94d0cbf73f40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79e06e0b82686b613477d737951320d761666492767f381f4a94d0cbf73f40b", kill_on_drop: false }`
[INFO] [stdout] b79e06e0b82686b613477d737951320d761666492767f381f4a94d0cbf73f40b