[INFO] updating cached repository https://github.com/papertigers/nictagadm
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 85d4b7c91dedf3efc091cad16d68b85416e72434
[INFO] checking papertigers/nictagadm against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpapertigers%2Fnictagadm" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/papertigers/nictagadm on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/papertigers/nictagadm
[INFO] finished tweaking git repo https://github.com/papertigers/nictagadm
[INFO] tweaked toml for git repo https://github.com/papertigers/nictagadm written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/papertigers/nictagadm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 8316eb93ba20c85349314380285e133072e8336166aeee455aeb1eb61a20dcca
[INFO] running `"docker" "start" "-a" "8316eb93ba20c85349314380285e133072e8336166aeee455aeb1eb61a20dcca"`
[INFO] [stderr]     Checking zonename v0.1.0
[INFO] [stderr]     Checking nictagadm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `tmp_conf`
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let tmp_conf = "/tmp/.nic-tags";
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_tmp_conf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/main.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Ok(val) => {
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `usb_config_copy`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let usb_config_copy = config::svc_prop(
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_usb_config_copy`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `usb_mnt`
[INFO] [stderr]   --> src/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let usb_mnt = config::svc_prop(
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_usb_mnt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `smartos`
[INFO] [stderr]   --> src/main.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn find_config_paths(smartos: bool) -> Result<bool, SdcConfigError> {
[INFO] [stderr]    |                      ^^^^^^^ help: consider prefixing with an underscore: `_smartos`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]   --> src/main.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let paths = find_config_paths(smartos).unwrap();
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_paths`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tmp_conf`
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let tmp_conf = "/tmp/.nic-tags";
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_tmp_conf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]   --> src/main.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Ok(val) => {
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `usb_config_copy`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let usb_config_copy = config::svc_prop(
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_usb_config_copy`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `usb_mnt`
[INFO] [stderr]   --> src/main.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let usb_mnt = config::svc_prop(
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_usb_mnt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `smartos`
[INFO] [stderr]   --> src/main.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn find_config_paths(smartos: bool) -> Result<bool, SdcConfigError> {
[INFO] [stderr]    |                      ^^^^^^^ help: consider prefixing with an underscore: `_smartos`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]   --> src/main.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let paths = find_config_paths(smartos).unwrap();
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_paths`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `"docker" "inspect" "8316eb93ba20c85349314380285e133072e8336166aeee455aeb1eb61a20dcca"`
[INFO] running `"docker" "rm" "-f" "8316eb93ba20c85349314380285e133072e8336166aeee455aeb1eb61a20dcca"`
[INFO] [stdout] 8316eb93ba20c85349314380285e133072e8336166aeee455aeb1eb61a20dcca