[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 beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJack-Sim%2Frust_port_scanner" "/workspace/builds/worker-23/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jack-Sim/rust_port_scanner on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-23/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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a32386f73cb333b0ce4ce1619caaf48345662ac67dce9b7226df08332a49a832 [INFO] running `Command { std: "docker" "start" "-a" "a32386f73cb333b0ce4ce1619caaf48345662ac67dce9b7226df08332a49a832", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a32386f73cb333b0ce4ce1619caaf48345662ac67dce9b7226df08332a49a832", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a32386f73cb333b0ce4ce1619caaf48345662ac67dce9b7226df08332a49a832", kill_on_drop: false }` [INFO] [stdout] a32386f73cb333b0ce4ce1619caaf48345662ac67dce9b7226df08332a49a832 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9daaaeb6619b9dddadeb3f4ffe7fac74c3d831c28439191eb5875fecc9ff94d [INFO] running `Command { std: "docker" "start" "-a" "c9daaaeb6619b9dddadeb3f4ffe7fac74c3d831c28439191eb5875fecc9ff94d", 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 1.44s [INFO] running `Command { std: "docker" "inspect" "c9daaaeb6619b9dddadeb3f4ffe7fac74c3d831c28439191eb5875fecc9ff94d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9daaaeb6619b9dddadeb3f4ffe7fac74c3d831c28439191eb5875fecc9ff94d", kill_on_drop: false }` [INFO] [stdout] c9daaaeb6619b9dddadeb3f4ffe7fac74c3d831c28439191eb5875fecc9ff94d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e5f3c9fe5d42a159c22faea92e5b055a7cc83dadc5ac2834976587238fc1be4 [INFO] running `Command { std: "docker" "start" "-a" "8e5f3c9fe5d42a159c22faea92e5b055a7cc83dadc5ac2834976587238fc1be4", 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 test [unoptimized + debuginfo] target(s) in 0.38s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/ip_sniffer-8862b13a5f5f5e67) [INFO] running `Command { std: "docker" "inspect" "8e5f3c9fe5d42a159c22faea92e5b055a7cc83dadc5ac2834976587238fc1be4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e5f3c9fe5d42a159c22faea92e5b055a7cc83dadc5ac2834976587238fc1be4", kill_on_drop: false }` [INFO] [stdout] 8e5f3c9fe5d42a159c22faea92e5b055a7cc83dadc5ac2834976587238fc1be4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 39bed9debf3ad417dd33d73c71b178989799a49a8fedfa48c9e35a8ac77cb1ae [INFO] running `Command { std: "docker" "start" "-a" "39bed9debf3ad417dd33d73c71b178989799a49a8fedfa48c9e35a8ac77cb1ae", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `threads` [INFO] [stderr] --> src/main.rs:96:29 [INFO] [stderr] | [INFO] [stderr] 96 | let threads = match args[2].parse::(){ [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 0.33s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ip_sniffer-8862b13a5f5f5e67) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "39bed9debf3ad417dd33d73c71b178989799a49a8fedfa48c9e35a8ac77cb1ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39bed9debf3ad417dd33d73c71b178989799a49a8fedfa48c9e35a8ac77cb1ae", kill_on_drop: false }` [INFO] [stdout] 39bed9debf3ad417dd33d73c71b178989799a49a8fedfa48c9e35a8ac77cb1ae