[INFO] updating cached repository mylamour/rscan
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mylamour/rscan
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mylamour/rscan" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mylamour/rscan"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mylamour/rscan'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mylamour/rscan" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/mylamour/rscan"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/mylamour/rscan'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b164e485029be75e1b25c14183bdd60498625e0
[INFO] sha for GitHub repo mylamour/rscan: 6b164e485029be75e1b25c14183bdd60498625e0
[INFO] validating manifest of mylamour/rscan on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mylamour/rscan on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mylamour/rscan
[INFO] finished frobbing mylamour/rscan
[INFO] frobbed toml for mylamour/rscan written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mylamour/rscan/Cargo.toml
[INFO] started frobbing mylamour/rscan
[INFO] finished frobbing mylamour/rscan
[INFO] frobbed toml for mylamour/rscan written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/mylamour/rscan/Cargo.toml
[INFO] crate mylamour/rscan already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mylamour/rscan/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mylamour/rscan against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-3/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/mylamour/rscan:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1a9b338a5964fdefab8707d7be806acf3d1143db3f6c8e6f53f979cc38103a3
[INFO] running `"docker" "start" "-a" "f1a9b338a5964fdefab8707d7be806acf3d1143db3f6c8e6f53f979cc38103a3"`
[INFO] [stderr]     Checking rscan v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::process;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]   --> src/main.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SocketAddr`, `TcpListener`, `ToSocketAddrs`
[INFO] [stderr]   --> src/main.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::net::{SocketAddr, TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stderr]    |                ^^^^^^^^^^  ^^^^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]   --> src/main.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stderr]    |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use std::process;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]   --> src/main.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]    |                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SocketAddr`, `TcpListener`, `ToSocketAddrs`
[INFO] [stderr]   --> src/main.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::net::{SocketAddr, TcpListener, TcpStream, ToSocketAddrs};
[INFO] [stderr]    |                ^^^^^^^^^^  ^^^^^^^^^^^             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]   --> src/main.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stderr]    |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `PORTS`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | enum PORTS {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `SCANTYPE`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | enum SCANTYPE {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `PORTS`
[INFO] [stderr]   --> src/main.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | enum PORTS {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `SCANTYPE`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | enum SCANTYPE {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "f1a9b338a5964fdefab8707d7be806acf3d1143db3f6c8e6f53f979cc38103a3"`
[INFO] running `"docker" "rm" "-f" "f1a9b338a5964fdefab8707d7be806acf3d1143db3f6c8e6f53f979cc38103a3"`
[INFO] [stdout] f1a9b338a5964fdefab8707d7be806acf3d1143db3f6c8e6f53f979cc38103a3