[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] checking aslihana/ip_sniffer against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faslihana%2Fip_sniffer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aslihana/ip_sniffer on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-8/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fc58573f168fd5a2ab5414d026059f80262de38bc1fce78755027c093dc50d5
[INFO] running `Command { std: "docker" "start" "-a" "0fc58573f168fd5a2ab5414d026059f80262de38bc1fce78755027c093dc50d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fc58573f168fd5a2ab5414d026059f80262de38bc1fce78755027c093dc50d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc58573f168fd5a2ab5414d026059f80262de38bc1fce78755027c093dc50d5", kill_on_drop: false }`
[INFO] [stdout] 0fc58573f168fd5a2ab5414d026059f80262de38bc1fce78755027c093dc50d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af8ae6592f6a3cc789ef567d6559288e947aa6a260ec5d2a6b2a40dc86501026
[INFO] running `Command { std: "docker" "start" "-a" "af8ae6592f6a3cc789ef567d6559288e947aa6a260ec5d2a6b2a40dc86501026", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking ip_sniffer v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[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] warning: changes to closure capture in Rust 2021 will affect drop order
[INFO] [stdout]    --> src/main.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |             thread::spawn(move || {
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 113 |                 scan(tx, i, arguments.ipaddr, num_threads);
[INFO] [stdout]     |                             ---------------- in Rust 2018, this closure captures all of `arguments`, but in Rust 2021, it will only capture `arguments.ipaddr`
[INFO] [stdout] 114 |             });
[INFO] [stdout] 115 |         }
[INFO] [stdout]     |         - in Rust 2018, `arguments` is dropped here, but in Rust 2021, only `arguments.ipaddr` will be dropped here as part of the closure
[INFO] [stdout]     |
[INFO] [stdout]     = note: `--force-warn rust-2021-incompatible-closure-captures` implied by `--force-warn rust-2021-compatibility`
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/disjoint-capture-in-closures.html>
[INFO] [stdout] help: add a dummy let to cause `arguments` to be fully captured
[INFO] [stdout]     |
[INFO] [stdout] 112 ~             thread::spawn(move || {
[INFO] [stdout] 113 +                 let _ = &arguments;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ip_sniffer` due to 4 previous errors; 1 warning emitted
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] warning: changes to closure capture in Rust 2021 will affect drop order
[INFO] [stdout]    --> src/main.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |             thread::spawn(move || {
[INFO] [stdout]     |                           ^^^^^^^
[INFO] [stdout] 113 |                 scan(tx, i, arguments.ipaddr, num_threads);
[INFO] [stdout]     |                             ---------------- in Rust 2018, this closure captures all of `arguments`, but in Rust 2021, it will only capture `arguments.ipaddr`
[INFO] [stdout] 114 |             });
[INFO] [stdout] 115 |         }
[INFO] [stdout]     |         - in Rust 2018, `arguments` is dropped here, but in Rust 2021, only `arguments.ipaddr` will be dropped here as part of the closure
[INFO] [stdout]     |
[INFO] [stdout]     = note: `--force-warn rust-2021-incompatible-closure-captures` implied by `--force-warn rust-2021-compatibility`
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/disjoint-capture-in-closures.html>
[INFO] [stdout] help: add a dummy let to cause `arguments` to be fully captured
[INFO] [stdout]     |
[INFO] [stdout] 112 ~             thread::spawn(move || {
[INFO] [stdout] 113 +                 let _ = &arguments;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "af8ae6592f6a3cc789ef567d6559288e947aa6a260ec5d2a6b2a40dc86501026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af8ae6592f6a3cc789ef567d6559288e947aa6a260ec5d2a6b2a40dc86501026", kill_on_drop: false }`
[INFO] [stdout] af8ae6592f6a3cc789ef567d6559288e947aa6a260ec5d2a6b2a40dc86501026