[INFO] updating cached repository https://github.com/the10thWiz/autoconfnet
[INFO] running `"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"`
[INFO] [stderr] From https://github.com/the10thWiz/autoconfnet
[INFO] [stderr]    a7d3e07..2a790f8  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a790f82bd7f3e4a911c5a234b3c7dd7a283664a
[INFO] checking the10thWiz/autoconfnet against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe10thWiz%2Fautoconfnet" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/the10thWiz/autoconfnet on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/the10thWiz/autoconfnet
[INFO] finished tweaking git repo https://github.com/the10thWiz/autoconfnet
[INFO] tweaked toml for git repo https://github.com/the10thWiz/autoconfnet written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/the10thWiz/autoconfnet already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4aedf05c53748e0bc74004b39b7ceb8cf76cf6b4d51793ba358833652c6e01f4
[INFO] running `"docker" "start" "-a" "4aedf05c53748e0bc74004b39b7ceb8cf76cf6b4d51793ba358833652c6e01f4"`
[INFO] [stderr]     Checking autonetconf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]  --> src/switch.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn gen_config(config: &str) {
[INFO] [stderr]   |               ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split`
[INFO] [stderr]    --> src/interface.rs:187:4
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn split(s: &str) -> Vec<String> {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `build_net`
[INFO] [stderr]    --> src/ip.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn build_net(network: Self, num_net: u32) -> Vec<Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_present`
[INFO] [stderr]    --> src/parse.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn set_present(mut self, key: impl Into<String>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_list`
[INFO] [stderr]    --> src/parse.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     pub fn add_list(mut self, key: impl Into<String>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen_config`
[INFO] [stderr]  --> src/switch.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn gen_config(config: &str) {
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]  --> src/switch.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn gen_config(config: &str) {
[INFO] [stderr]   |               ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split`
[INFO] [stderr]    --> src/interface.rs:187:4
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn split(s: &str) -> Vec<String> {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `build_net`
[INFO] [stderr]    --> src/ip.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn build_net(network: Self, num_net: u32) -> Vec<Self> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_present`
[INFO] [stderr]    --> src/parse.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn set_present(mut self, key: impl Into<String>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_list`
[INFO] [stderr]    --> src/parse.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     pub fn add_list(mut self, key: impl Into<String>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen_config`
[INFO] [stderr]  --> src/switch.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn gen_config(config: &str) {
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "4aedf05c53748e0bc74004b39b7ceb8cf76cf6b4d51793ba358833652c6e01f4"`
[INFO] running `"docker" "rm" "-f" "4aedf05c53748e0bc74004b39b7ceb8cf76cf6b4d51793ba358833652c6e01f4"`
[INFO] [stdout] 4aedf05c53748e0bc74004b39b7ceb8cf76cf6b4d51793ba358833652c6e01f4