[INFO] updating cached repository https://github.com/HunterTParks/port-sniffer-rust-training
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3553fb2bc251bb531d6e4b1167de3d29beaa00ba
[INFO] testing HunterTParks/port-sniffer-rust-training against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHunterTParks%2Fport-sniffer-rust-training" "/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/HunterTParks/port-sniffer-rust-training on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HunterTParks/port-sniffer-rust-training
[INFO] finished tweaking git repo https://github.com/HunterTParks/port-sniffer-rust-training
[INFO] tweaked toml for git repo https://github.com/HunterTParks/port-sniffer-rust-training written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/HunterTParks/port-sniffer-rust-training already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7ec14de9944c6fbd75b7ca7639633761170de1178f2e20ca7e525ce94e66533
[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" "e7ec14de9944c6fbd75b7ca7639633761170de1178f2e20ca7e525ce94e66533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7ec14de9944c6fbd75b7ca7639633761170de1178f2e20ca7e525ce94e66533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ec14de9944c6fbd75b7ca7639633761170de1178f2e20ca7e525ce94e66533", kill_on_drop: false }`
[INFO] [stdout] e7ec14de9944c6fbd75b7ca7639633761170de1178f2e20ca7e525ce94e66533
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 722eb874208a27b1b5191063ef18aa5015ad01f4f260e2b12c247704d4a0122d
[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" "722eb874208a27b1b5191063ef18aa5015ad01f4f260e2b12c247704d4a0122d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `flag`
[INFO] [stdout]  --> src/arguments/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     flag: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "722eb874208a27b1b5191063ef18aa5015ad01f4f260e2b12c247704d4a0122d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722eb874208a27b1b5191063ef18aa5015ad01f4f260e2b12c247704d4a0122d", kill_on_drop: false }`
[INFO] [stdout] 722eb874208a27b1b5191063ef18aa5015ad01f4f260e2b12c247704d4a0122d
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a05b4b9e7c29c336bbb9d95c3d1ff1f44dbc7db1bda023bfabbddd3360423e6c
[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" "a05b4b9e7c29c336bbb9d95c3d1ff1f44dbc7db1bda023bfabbddd3360423e6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `flag`
[INFO] [stdout]  --> src/arguments/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     flag: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a05b4b9e7c29c336bbb9d95c3d1ff1f44dbc7db1bda023bfabbddd3360423e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a05b4b9e7c29c336bbb9d95c3d1ff1f44dbc7db1bda023bfabbddd3360423e6c", kill_on_drop: false }`
[INFO] [stdout] a05b4b9e7c29c336bbb9d95c3d1ff1f44dbc7db1bda023bfabbddd3360423e6c
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d74ef189d98eb2522b1d31a81b50a00d939d2f1fcd0c85ef21dcf9cf2f4b089a
[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" "d74ef189d98eb2522b1d31a81b50a00d939d2f1fcd0c85ef21dcf9cf2f4b089a", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `flag`
[INFO] [stderr]  --> src/arguments/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     flag: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ip_sniffer-be088705ee57ca75
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ip_sniffer-32b84614a3ff982c
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ip_sniffer
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d74ef189d98eb2522b1d31a81b50a00d939d2f1fcd0c85ef21dcf9cf2f4b089a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d74ef189d98eb2522b1d31a81b50a00d939d2f1fcd0c85ef21dcf9cf2f4b089a", kill_on_drop: false }`
[INFO] [stdout] d74ef189d98eb2522b1d31a81b50a00d939d2f1fcd0c85ef21dcf9cf2f4b089a