[INFO] cloning repository https://github.com/aslihana/ip_sniffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aslihana/ip_sniffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faslihana%2Fip_sniffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faslihana%2Fip_sniffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff189d7c2a2f243541cbd2e21487b2be0e72fe6b
[INFO] testing aslihana/ip_sniffer against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faslihana%2Fip_sniffer" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aslihana/ip_sniffer on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aslihana/ip_sniffer
[INFO] finished tweaking git repo https://github.com/aslihana/ip_sniffer
[INFO] tweaked toml for git repo https://github.com/aslihana/ip_sniffer written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/aslihana/ip_sniffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a80ee7b08e9b43dcc74530aa5609ffe0b89d5569c9f27e5a175e5ff0dfce0316
[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" "a80ee7b08e9b43dcc74530aa5609ffe0b89d5569c9f27e5a175e5ff0dfce0316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80ee7b08e9b43dcc74530aa5609ffe0b89d5569c9f27e5a175e5ff0dfce0316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80ee7b08e9b43dcc74530aa5609ffe0b89d5569c9f27e5a175e5ff0dfce0316", kill_on_drop: false }`
[INFO] [stdout] a80ee7b08e9b43dcc74530aa5609ffe0b89d5569c9f27e5a175e5ff0dfce0316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] 3ff0e313b6b58e8f4c201f85197eaff5ceb0cdd4554c06a08ac92bdd466e064a
[INFO] running `Command { std: "docker" "start" "-a" "3ff0e313b6b58e8f4c201f85197eaff5ceb0cdd4554c06a08ac92bdd466e064a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unknown start of token: \u{2264}
[INFO] [stdout]   --> src/main.rs:66:18
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if(MAX - port) ≤ num_threads {
[INFO] [stdout]    |                        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found keyword `break`
[INFO] [stdout]   --> src/main.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if(MAX - port) ≤ num_threads {
[INFO] [stdout]    |                          ----------- while parsing this struct
[INFO] [stdout] 67 |             break;
[INFO] [stdout]    |             ^^^^^ expected identifier, found keyword
[INFO] [stdout]    |
[INFO] [stdout] help: you can escape reserved keywords to use them as identifiers
[INFO] [stdout]    |
[INFO] [stdout] 67 |             r#break;
[INFO] [stdout]    |             ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `{`, found `num_threads`
[INFO] [stdout]   --> src/main.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if(MAX - port) ≤ num_threads {
[INFO] [stdout]    |         --               ^^^^^^^^^^^ expected `{`
[INFO] [stdout]    |         |
[INFO] [stdout]    |         this `if` expression has a condition, but no block
[INFO] [stdout]    |
[INFO] [stdout] help: try placing this code inside a block
[INFO] [stdout]    |
[INFO] [stdout] 66 ~         if(MAX - port) ≤ { num_threads {
[INFO] [stdout] 67 ~             break;
[INFO] [stdout] 68 ~         } }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ip_sniffer` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "3ff0e313b6b58e8f4c201f85197eaff5ceb0cdd4554c06a08ac92bdd466e064a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff0e313b6b58e8f4c201f85197eaff5ceb0cdd4554c06a08ac92bdd466e064a", kill_on_drop: false }`
[INFO] [stdout] 3ff0e313b6b58e8f4c201f85197eaff5ceb0cdd4554c06a08ac92bdd466e064a