[INFO] updating cached repository panoptix-za/nix-config
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/panoptix-za/nix-config
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/panoptix-za/nix-config" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/panoptix-za/nix-config"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/panoptix-za/nix-config'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/panoptix-za/nix-config" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/panoptix-za/nix-config"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/panoptix-za/nix-config'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c96905589162c8aaea6788a1a36701d9d0eeca46
[INFO] sha for GitHub repo panoptix-za/nix-config: c96905589162c8aaea6788a1a36701d9d0eeca46
[INFO] validating manifest of panoptix-za/nix-config on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of panoptix-za/nix-config on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing panoptix-za/nix-config
[INFO] finished frobbing panoptix-za/nix-config
[INFO] frobbed toml for panoptix-za/nix-config written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/panoptix-za/nix-config/Cargo.toml
[INFO] started frobbing panoptix-za/nix-config
[INFO] finished frobbing panoptix-za/nix-config
[INFO] frobbed toml for panoptix-za/nix-config written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/panoptix-za/nix-config/Cargo.toml
[INFO] crate panoptix-za/nix-config already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/panoptix-za/nix-config/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking panoptix-za/nix-config against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-0/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/panoptix-za/nix-config:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b4662135415378cac24002cde3eb0d418a09385d5718161d915765c8156f0efe
[INFO] running `"docker" "start" "-a" "b4662135415378cac24002cde3eb0d418a09385d5718161d915765c8156f0efe"`
[INFO] [stderr]     Checking nix-netconfig v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/systemd/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/systemd/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/systemd/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `display`
[INFO] [stderr]   --> src/systemd/mod.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let display = path.display();
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/systemd/mod.rs:238:25
[INFO] [stderr]     |
[INFO] [stderr] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stderr]     |                         ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gateway`
[INFO] [stderr]    --> src/systemd/mod.rs:238:40
[INFO] [stderr]     |
[INFO] [stderr] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stderr]     |                                        ^^^^^^^ help: consider prefixing with an underscore: `_gateway`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `path`
[INFO] [stderr]    --> src/systemd/mod.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     path: &'a Path
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `NetworkConfig`
[INFO] [stderr]    --> src/systemd/mod.rs:244:1
[INFO] [stderr]     |
[INFO] [stderr] 244 | enum NetworkConfig<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `display`
[INFO] [stderr]   --> src/systemd/mod.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let display = path.display();
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_display`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/systemd/mod.rs:238:25
[INFO] [stderr]     |
[INFO] [stderr] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stderr]     |                         ^^^^^^^ help: consider prefixing with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gateway`
[INFO] [stderr]    --> src/systemd/mod.rs:238:40
[INFO] [stderr]     |
[INFO] [stderr] 238 |     fn static_ip(&self, address: &str, gateway: &str) -> Result<(), StaticIPError> {
[INFO] [stderr]     |                                        ^^^^^^^ help: consider prefixing with an underscore: `_gateway`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `NetworkConfig`
[INFO] [stderr]    --> src/systemd/mod.rs:244:1
[INFO] [stderr]     |
[INFO] [stderr] 244 | enum NetworkConfig<'a> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "b4662135415378cac24002cde3eb0d418a09385d5718161d915765c8156f0efe"`
[INFO] running `"docker" "rm" "-f" "b4662135415378cac24002cde3eb0d418a09385d5718161d915765c8156f0efe"`
[INFO] [stdout] b4662135415378cac24002cde3eb0d418a09385d5718161d915765c8156f0efe