[INFO] fetching crate ports-sniffer 0.1.0...
[INFO] testing ports-sniffer-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate ports-sniffer 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ports-sniffer 0.1.0
[INFO] finished tweaking crates.io crate ports-sniffer 0.1.0
[INFO] tweaked toml for crates.io crate ports-sniffer 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ports-sniffer 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ports-sniffer 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded quote v1.0.21
[INFO] [stderr]   Downloaded neli v0.5.3
[INFO] [stderr]   Downloaded thiserror-impl v1.0.34
[INFO] [stderr]   Downloaded proc-macro2 v1.0.43
[INFO] [stderr]   Downloaded thiserror v1.0.34
[INFO] [stderr]   Downloaded syn v1.0.99
[INFO] [stderr]   Downloaded libc v0.2.132
[INFO] [stderr]   Downloaded local-ip-address v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ae5c3a93a8a0d2d0116977a660b27e6da4c3de53d28755052da72e87761117a
[INFO] running `Command { std: "docker" "start" "-a" "0ae5c3a93a8a0d2d0116977a660b27e6da4c3de53d28755052da72e87761117a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ae5c3a93a8a0d2d0116977a660b27e6da4c3de53d28755052da72e87761117a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae5c3a93a8a0d2d0116977a660b27e6da4c3de53d28755052da72e87761117a", kill_on_drop: false }`
[INFO] [stdout] 0ae5c3a93a8a0d2d0116977a660b27e6da4c3de53d28755052da72e87761117a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ca7756a94a906fe0a2b040ec59aa429c5e5f4f229c1d89ec33312464dada65f
[INFO] running `Command { std: "docker" "start" "-a" "7ca7756a94a906fe0a2b040ec59aa429c5e5f4f229c1d89ec33312464dada65f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling neli v0.5.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]    Compiling thiserror v1.0.34
[INFO] [stderr]    Compiling local-ip-address v0.4.8
[INFO] [stderr]    Compiling ports-sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `flag` is never read
[INFO] [stdout]  --> src/arguments.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Arguments {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 6 |     pub flag: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.14s
[INFO] running `Command { std: "docker" "inspect" "7ca7756a94a906fe0a2b040ec59aa429c5e5f4f229c1d89ec33312464dada65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca7756a94a906fe0a2b040ec59aa429c5e5f4f229c1d89ec33312464dada65f", kill_on_drop: false }`
[INFO] [stdout] 7ca7756a94a906fe0a2b040ec59aa429c5e5f4f229c1d89ec33312464dada65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b5aa0249a654bbf299cef90771c3fb708e64b68fecb6c7e6ae049de06337769
[INFO] running `Command { std: "docker" "start" "-a" "4b5aa0249a654bbf299cef90771c3fb708e64b68fecb6c7e6ae049de06337769", kill_on_drop: false }`
[INFO] [stderr]    Compiling ports-sniffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `flag` is never read
[INFO] [stdout]  --> src/arguments.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Arguments {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 6 |     pub flag: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "4b5aa0249a654bbf299cef90771c3fb708e64b68fecb6c7e6ae049de06337769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b5aa0249a654bbf299cef90771c3fb708e64b68fecb6c7e6ae049de06337769", kill_on_drop: false }`
[INFO] [stdout] 4b5aa0249a654bbf299cef90771c3fb708e64b68fecb6c7e6ae049de06337769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa88347d70bac4c0f49f477260c61d800583f44be28e1fadce9ffc4f730da895
[INFO] running `Command { std: "docker" "start" "-a" "aa88347d70bac4c0f49f477260c61d800583f44be28e1fadce9ffc4f730da895", kill_on_drop: false }`
[INFO] [stderr] warning: field `flag` is never read
[INFO] [stderr]  --> src/arguments.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Arguments {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 6 |     pub flag: String,
[INFO] [stderr]   |         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ports-sniffer` (bin "ports-sniffer" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ports_sniffer-64d907892588446b)
[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" "aa88347d70bac4c0f49f477260c61d800583f44be28e1fadce9ffc4f730da895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa88347d70bac4c0f49f477260c61d800583f44be28e1fadce9ffc4f730da895", kill_on_drop: false }`
[INFO] [stdout] aa88347d70bac4c0f49f477260c61d800583f44be28e1fadce9ffc4f730da895