[INFO] cloning repository https://github.com/prashant1k99/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/prashant1k99/port-scanner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprashant1k99%2Fport-scanner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprashant1k99%2Fport-scanner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4161726ef5b443d17447bd666fb0e45b19acf486
[INFO] checking prashant1k99/port-scanner against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprashant1k99%2Fport-scanner" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/prashant1k99/port-scanner
[INFO] finished tweaking git repo https://github.com/prashant1k99/port-scanner
[INFO] tweaked toml for git repo https://github.com/prashant1k99/port-scanner written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/prashant1k99/port-scanner on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/prashant1k99/port-scanner 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b63a7f4c5cd3c5f341aeacdbe673d7e4233f775ddd52365e7d45bde47d08a3f9
[INFO] running `Command { std: "docker" "start" "-a" "b63a7f4c5cd3c5f341aeacdbe673d7e4233f775ddd52365e7d45bde47d08a3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b63a7f4c5cd3c5f341aeacdbe673d7e4233f775ddd52365e7d45bde47d08a3f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b63a7f4c5cd3c5f341aeacdbe673d7e4233f775ddd52365e7d45bde47d08a3f9", kill_on_drop: false }`
[INFO] [stdout] b63a7f4c5cd3c5f341aeacdbe673d7e4233f775ddd52365e7d45bde47d08a3f9
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b7dfc2719d21772fe7ab4d2157d4f107bcd5d60f370e2cafefd49471e27e54d
[INFO] running `Command { std: "docker" "start" "-a" "7b7dfc2719d21772fe7ab4d2157d4f107bcd5d60f370e2cafefd49471e27e54d", kill_on_drop: false }`
[INFO] [stderr]     Checking port-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `is_ok` found for struct `OpenPorts` in the current scope
[INFO] [stdout]   --> src/sniffer/tests.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |         assert!(result.is_ok());
[INFO] [stdout]    |                        ^^^^^ method not found in `OpenPorts`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/sniffer/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct OpenPorts {
[INFO] [stdout]    | -------------------- method `is_ok` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `OpenPorts` in the current scope
[INFO] [stdout]   --> src/sniffer/tests.rs:59:27
[INFO] [stdout]    |
[INFO] [stdout] 59 |         assert_eq!(result.unwrap().open_ports, ports);
[INFO] [stdout]    |                           ^^^^^^ method not found in `OpenPorts`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/sniffer/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct OpenPorts {
[INFO] [stdout]    | -------------------- method `unwrap` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `is_ok` found for struct `OpenPorts` in the current scope
[INFO] [stdout]   --> src/sniffer/tests.rs:74:24
[INFO] [stdout]    |
[INFO] [stdout] 74 |         assert!(result.is_ok());
[INFO] [stdout]    |                        ^^^^^ method not found in `OpenPorts`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/sniffer/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct OpenPorts {
[INFO] [stdout]    | -------------------- method `is_ok` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `OpenPorts` in the current scope
[INFO] [stdout]   --> src/sniffer/tests.rs:75:27
[INFO] [stdout]    |
[INFO] [stdout] 75 |         assert_eq!(result.unwrap().open_ports, ports);
[INFO] [stdout]    |                           ^^^^^^ method not found in `OpenPorts`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/sniffer/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct OpenPorts {
[INFO] [stdout]    | -------------------- method `unwrap` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `OpenPorts` in the current scope
[INFO] [stdout]   --> src/sniffer/tests.rs:86:27
[INFO] [stdout]    |
[INFO] [stdout] 86 |         assert_eq!(result.unwrap().open_ports, ports)
[INFO] [stdout]    |                           ^^^^^^ method not found in `OpenPorts`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/sniffer/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct OpenPorts {
[INFO] [stdout]    | -------------------- method `unwrap` not found for this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `port-scanner` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "7b7dfc2719d21772fe7ab4d2157d4f107bcd5d60f370e2cafefd49471e27e54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7dfc2719d21772fe7ab4d2157d4f107bcd5d60f370e2cafefd49471e27e54d", kill_on_drop: false }`
[INFO] [stdout] 7b7dfc2719d21772fe7ab4d2157d4f107bcd5d60f370e2cafefd49471e27e54d