[INFO] cloning repository https://github.com/Jack-Sim/rust_port_scanner [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jack-Sim/rust_port_scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJack-Sim%2Frust_port_scanner", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJack-Sim%2Frust_port_scanner'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e0109d5c98a3330521b3ec49a4d3dd4e393994b2 [INFO] testing Jack-Sim/rust_port_scanner against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJack-Sim%2Frust_port_scanner" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jack-Sim/rust_port_scanner on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jack-Sim/rust_port_scanner [INFO] finished tweaking git repo https://github.com/Jack-Sim/rust_port_scanner [INFO] tweaked toml for git repo https://github.com/Jack-Sim/rust_port_scanner written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Jack-Sim/rust_port_scanner already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 203a77e0e76176ebf0f9edc302683614be5ed829992dbb0d037c20068d672d81 [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" "203a77e0e76176ebf0f9edc302683614be5ed829992dbb0d037c20068d672d81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "203a77e0e76176ebf0f9edc302683614be5ed829992dbb0d037c20068d672d81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "203a77e0e76176ebf0f9edc302683614be5ed829992dbb0d037c20068d672d81", kill_on_drop: false }` [INFO] [stdout] 203a77e0e76176ebf0f9edc302683614be5ed829992dbb0d037c20068d672d81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 73029de44d99f6d6ab046e836ecf5ee5df59e4e977c0fdd2c326923a2632b84f [INFO] running `Command { std: "docker" "start" "-a" "73029de44d99f6d6ab046e836ecf5ee5df59e4e977c0fdd2c326923a2632b84f", kill_on_drop: false }` [INFO] [stderr] Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> src/main.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let threads = match args[2].parse::(){ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> src/main.rs:102:29 [INFO] [stdout] | [INFO] [stdout] 102 | let threads = match args[2].parse::(){ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ports` [INFO] [stdout] --> src/main.rs:108:29 [INFO] [stdout] | [INFO] [stdout] 108 | let ports = match args[2].parse::(){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ports` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ports` [INFO] [stdout] --> src/main.rs:114:29 [INFO] [stdout] | [INFO] [stdout] 114 | let ports = match args[2].parse::(){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ports` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | let mut valid_flags: [String; 4] = ["-j".to_string(), "-threads".to_string(), "-p".to_string(), "-ports".to_string()]; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `flag1` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | flag1: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `flag2` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | flag2: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "73029de44d99f6d6ab046e836ecf5ee5df59e4e977c0fdd2c326923a2632b84f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73029de44d99f6d6ab046e836ecf5ee5df59e4e977c0fdd2c326923a2632b84f", kill_on_drop: false }` [INFO] [stdout] 73029de44d99f6d6ab046e836ecf5ee5df59e4e977c0fdd2c326923a2632b84f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f47c25ec854d5ad5b2c7634e3c9e4517da8b49971ced5ae56278956e2db7c6e3 [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" "f47c25ec854d5ad5b2c7634e3c9e4517da8b49971ced5ae56278956e2db7c6e3", kill_on_drop: false }` [INFO] [stderr] Compiling ip_sniffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> src/main.rs:96:29 [INFO] [stdout] | [INFO] [stdout] 96 | let threads = match args[2].parse::(){ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> src/main.rs:102:29 [INFO] [stdout] | [INFO] [stdout] 102 | let threads = match args[2].parse::(){ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ports` [INFO] [stdout] --> src/main.rs:108:29 [INFO] [stdout] | [INFO] [stdout] 108 | let ports = match args[2].parse::(){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ports` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ports` [INFO] [stdout] --> src/main.rs:114:29 [INFO] [stdout] | [INFO] [stdout] 114 | let ports = match args[2].parse::(){ [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ports` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:85:21 [INFO] [stdout] | [INFO] [stdout] 85 | let mut valid_flags: [String; 4] = ["-j".to_string(), "-threads".to_string(), "-p".to_string(), "-ports".to_string()]; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `flag1` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | flag1: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `flag2` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | flag2: String, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f47c25ec854d5ad5b2c7634e3c9e4517da8b49971ced5ae56278956e2db7c6e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f47c25ec854d5ad5b2c7634e3c9e4517da8b49971ced5ae56278956e2db7c6e3", kill_on_drop: false }` [INFO] [stdout] f47c25ec854d5ad5b2c7634e3c9e4517da8b49971ced5ae56278956e2db7c6e3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0463ca62dc821f0d8db65c9cbe6f0f05e7dba7fb22e0e2601a3902e31b0649be [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" "0463ca62dc821f0d8db65c9cbe6f0f05e7dba7fb22e0e2601a3902e31b0649be", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `threads` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:96:29 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 96 | let threads = match args[2].parse::(){ [INFO] [stdout] [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `threads` [INFO] [stderr] --> src/main.rs:102:29 [INFO] [stderr] | [INFO] [stderr] 102 | let threads = match args[2].parse::(){ [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ports` [INFO] [stderr] --> src/main.rs:108:29 [INFO] [stderr] | [INFO] [stderr] 108 | let ports = match args[2].parse::(){ [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ports` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ports` [INFO] [stderr] --> src/main.rs:114:29 [INFO] [stderr] | [INFO] [stderr] 114 | let ports = match args[2].parse::(){ [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_ports` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:85:21 [INFO] [stderr] | [INFO] [stderr] 85 | let mut valid_flags: [String; 4] = ["-j".to_string(), "-threads".to_string(), "-p".to_string(), "-ports".to_string()]; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `flag1` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | flag1: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `flag2` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | flag2: String, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ip_sniffer` (bin "ip_sniffer" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ip_sniffer-399d8851b1f309a4) [INFO] running `Command { std: "docker" "inspect" "0463ca62dc821f0d8db65c9cbe6f0f05e7dba7fb22e0e2601a3902e31b0649be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0463ca62dc821f0d8db65c9cbe6f0f05e7dba7fb22e0e2601a3902e31b0649be", kill_on_drop: false }` [INFO] [stdout] 0463ca62dc821f0d8db65c9cbe6f0f05e7dba7fb22e0e2601a3902e31b0649be