[INFO] updating cached repository https://github.com/ZeProf10T/network-tools
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cac23b6ad6b5ca6ff500919e5eb6929f5974151b
[INFO] checking ZeProf10T/network-tools against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeProf10T%2Fnetwork-tools" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZeProf10T/network-tools on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ZeProf10T/network-tools
[INFO] finished tweaking git repo https://github.com/ZeProf10T/network-tools
[INFO] tweaked toml for git repo https://github.com/ZeProf10T/network-tools written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ZeProf10T/network-tools already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7ee153a5b4955328b910ea6ba2d3cd7cdd68b96cc749d3ac3c907d545e38ad03
[INFO] running `"docker" "start" "-a" "7ee153a5b4955328b910ea6ba2d3cd7cdd68b96cc749d3ac3c907d545e38ad03"`
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]     Checking dialoguer v0.4.0
[INFO] [stderr]     Checking reqwest v0.9.19
[INFO] [stderr]     Checking ip_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `console::Style`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use console::Style;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `console::Style`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use console::Style;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]  --> src/ipv4.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 |             let mut value = String::new();
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]  --> src/ipv4.rs:8:21
[INFO] [stderr]   |
[INFO] [stderr] 8 |             let mut value = String::new();
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.82s
[INFO] running `"docker" "inspect" "7ee153a5b4955328b910ea6ba2d3cd7cdd68b96cc749d3ac3c907d545e38ad03"`
[INFO] running `"docker" "rm" "-f" "7ee153a5b4955328b910ea6ba2d3cd7cdd68b96cc749d3ac3c907d545e38ad03"`
[INFO] [stdout] 7ee153a5b4955328b910ea6ba2d3cd7cdd68b96cc749d3ac3c907d545e38ad03