[INFO] updating cached 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" "-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] e0109d5c98a3330521b3ec49a4d3dd4e393994b2 [INFO] testing Jack-Sim/rust_port_scanner 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%2FJack-Sim%2Frust_port_scanner" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jack-Sim/rust_port_scanner 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/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-4/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-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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0bbd9bdbaa5ae42f9308eafe88450747318cc52f4e24c4797728789aba41f56f [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" "0bbd9bdbaa5ae42f9308eafe88450747318cc52f4e24c4797728789aba41f56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0bbd9bdbaa5ae42f9308eafe88450747318cc52f4e24c4797728789aba41f56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bbd9bdbaa5ae42f9308eafe88450747318cc52f4e24c4797728789aba41f56f", kill_on_drop: false }` [INFO] [stdout] 0bbd9bdbaa5ae42f9308eafe88450747318cc52f4e24c4797728789aba41f56f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6c9d965c1d50fe3ba2af5e6c9d77a4c0bfd101158be5c2825194c18bf4d79fb4 [INFO] running `Command { std: "docker" "start" "-a" "6c9d965c1d50fe3ba2af5e6c9d77a4c0bfd101158be5c2825194c18bf4d79fb4", 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 1.72s [INFO] running `Command { std: "docker" "inspect" "6c9d965c1d50fe3ba2af5e6c9d77a4c0bfd101158be5c2825194c18bf4d79fb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c9d965c1d50fe3ba2af5e6c9d77a4c0bfd101158be5c2825194c18bf4d79fb4", kill_on_drop: false }` [INFO] [stdout] 6c9d965c1d50fe3ba2af5e6c9d77a4c0bfd101158be5c2825194c18bf4d79fb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4502adc0781cec2dcd9d731369c0ecfcb92413db496f5bc9201a1ff53cef45c9 [INFO] running `Command { std: "docker" "start" "-a" "4502adc0781cec2dcd9d731369c0ecfcb92413db496f5bc9201a1ff53cef45c9", 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 0.58s [INFO] running `Command { std: "docker" "inspect" "4502adc0781cec2dcd9d731369c0ecfcb92413db496f5bc9201a1ff53cef45c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4502adc0781cec2dcd9d731369c0ecfcb92413db496f5bc9201a1ff53cef45c9", kill_on_drop: false }` [INFO] [stdout] 4502adc0781cec2dcd9d731369c0ecfcb92413db496f5bc9201a1ff53cef45c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0d976ba7bdfa0798fab0186f8bca1bf1ce3c83c9ed7b27a7fa5cd61a7865ad3c [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" "0d976ba7bdfa0798fab0186f8bca1bf1ce3c83c9ed7b27a7fa5cd61a7865ad3c", kill_on_drop: false }` [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: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ip_sniffer-4ad6b7089b7d6237 [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" "0d976ba7bdfa0798fab0186f8bca1bf1ce3c83c9ed7b27a7fa5cd61a7865ad3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d976ba7bdfa0798fab0186f8bca1bf1ce3c83c9ed7b27a7fa5cd61a7865ad3c", kill_on_drop: false }` [INFO] [stdout] 0d976ba7bdfa0798fab0186f8bca1bf1ce3c83c9ed7b27a7fa5cd61a7865ad3c