Sep 14 12:11:41.150 INFO checking os_type-2.0.0 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 12:11:41.150 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 12:11:41.150 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 12:11:41.280 INFO blam! 6606b6edab66e5991032a74c80bbd31bb843abd9c55458ab0a79fe17d9e1cfbf
Sep 14 12:11:41.282 INFO running `"docker" "start" "-a" "6606b6edab66e5991032a74c80bbd31bb843abd9c55458ab0a79fe17d9e1cfbf"`
Sep 14 12:11:42.184 INFO kablam! usermod: no changes
Sep 14 12:11:42.236 INFO kablam!     Checking os_type v2.0.0 (file:///source)
Sep 14 12:11:42.645 INFO kablam! warning: struct is never constructed: `WindowsVer`
Sep 14 12:11:42.645 INFO kablam!  --> src/windows_ver.rs:4:1
Sep 14 12:11:42.645 INFO kablam!   |
Sep 14 12:11:42.645 INFO kablam! 4 | pub struct WindowsVer {
Sep 14 12:11:42.645 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.646 INFO kablam!   |
Sep 14 12:11:42.646 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 14 12:11:42.646 INFO kablam! 
Sep 14 12:11:42.646 INFO kablam! warning: function is never used: `retrieve`
Sep 14 12:11:42.646 INFO kablam!  --> src/windows_ver.rs:8:1
Sep 14 12:11:42.646 INFO kablam!   |
Sep 14 12:11:42.646 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Sep 14 12:11:42.646 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.646 INFO kablam! 
Sep 14 12:11:42.646 INFO kablam! warning: function is never used: `parse`
Sep 14 12:11:42.646 INFO kablam!   --> src/windows_ver.rs:17:1
Sep 14 12:11:42.646 INFO kablam!    |
Sep 14 12:11:42.646 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Sep 14 12:11:42.646 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.646 INFO kablam! 
Sep 14 12:11:42.646 INFO kablam! warning: function is never used: `is_os_x`
Sep 14 12:11:42.646 INFO kablam!   --> src/sw_vers.rs:27:1
Sep 14 12:11:42.646 INFO kablam!    |
Sep 14 12:11:42.646 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 14 12:11:42.646 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.646 INFO kablam! 
Sep 14 12:11:42.747 INFO kablam! warning: struct is never constructed: `WindowsVer`
Sep 14 12:11:42.747 INFO kablam!  --> src/windows_ver.rs:4:1
Sep 14 12:11:42.747 INFO kablam!   |
Sep 14 12:11:42.747 INFO kablam! 4 | pub struct WindowsVer {
Sep 14 12:11:42.747 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.747 INFO kablam!   |
Sep 14 12:11:42.747 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 14 12:11:42.747 INFO kablam! 
Sep 14 12:11:42.747 INFO kablam! warning: function is never used: `retrieve`
Sep 14 12:11:42.747 INFO kablam!  --> src/windows_ver.rs:8:1
Sep 14 12:11:42.747 INFO kablam!   |
Sep 14 12:11:42.747 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Sep 14 12:11:42.747 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.747 INFO kablam! 
Sep 14 12:11:42.747 INFO kablam! warning: function is never used: `parse`
Sep 14 12:11:42.747 INFO kablam!   --> src/windows_ver.rs:17:1
Sep 14 12:11:42.747 INFO kablam!    |
Sep 14 12:11:42.747 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Sep 14 12:11:42.747 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.747 INFO kablam! 
Sep 14 12:11:42.747 INFO kablam! warning: function is never used: `is_os_x`
Sep 14 12:11:42.747 INFO kablam!   --> src/sw_vers.rs:27:1
Sep 14 12:11:42.747 INFO kablam!    |
Sep 14 12:11:42.747 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 14 12:11:42.747 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:42.747 INFO kablam! 
Sep 14 12:11:43.402 INFO kablam! warning: function is never used: `is_os_x`
Sep 14 12:11:43.402 INFO kablam!   --> tests/../src/sw_vers.rs:27:1
Sep 14 12:11:43.402 INFO kablam!    |
Sep 14 12:11:43.402 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 14 12:11:43.402 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.402 INFO kablam!    |
Sep 14 12:11:43.402 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 12:11:43.402 INFO kablam! 
Sep 14 12:11:43.402 INFO kablam! warning: function is never used: `retrieve`
Sep 14 12:11:43.402 INFO kablam!   --> tests/../src/sw_vers.rs:34:1
Sep 14 12:11:43.402 INFO kablam!    |
Sep 14 12:11:43.402 INFO kablam! 34 | pub fn retrieve() -> Option<SwVers> {
Sep 14 12:11:43.402 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.402 INFO kablam! 
Sep 14 12:11:43.402 INFO kablam! warning: function is never used: `file_exists`
Sep 14 12:11:43.402 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 14 12:11:43.402 INFO kablam!   |
Sep 14 12:11:43.402 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 14 12:11:43.402 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.402 INFO kablam! 
Sep 14 12:11:43.408 INFO kablam! warning: function is never used: `retrieve`
Sep 14 12:11:43.408 INFO kablam!  --> tests/../src/lsb_release.rs:9:1
Sep 14 12:11:43.408 INFO kablam!   |
Sep 14 12:11:43.408 INFO kablam! 9 | pub fn retrieve() -> Option<LsbRelease> {
Sep 14 12:11:43.408 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.408 INFO kablam!   |
Sep 14 12:11:43.408 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 14 12:11:43.408 INFO kablam! 
Sep 14 12:11:43.408 INFO kablam! warning: function is never used: `is_available`
Sep 14 12:11:43.408 INFO kablam!   --> tests/../src/lsb_release.rs:18:1
Sep 14 12:11:43.408 INFO kablam!    |
Sep 14 12:11:43.408 INFO kablam! 18 | pub fn is_available() -> bool {
Sep 14 12:11:43.408 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.408 INFO kablam! 
Sep 14 12:11:43.408 INFO kablam! warning: function is never used: `file_exists`
Sep 14 12:11:43.408 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 14 12:11:43.408 INFO kablam!   |
Sep 14 12:11:43.408 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 14 12:11:43.408 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.408 INFO kablam! 
Sep 14 12:11:43.541 INFO kablam! warning: function is never used: `read_file`
Sep 14 12:11:43.541 INFO kablam!   --> tests/../src/rhel_release.rs:12:1
Sep 14 12:11:43.541 INFO kablam!    |
Sep 14 12:11:43.541 INFO kablam! 12 | fn read_file(filename: &str) -> Result<String, Error> {
Sep 14 12:11:43.541 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.543 INFO kablam!    |
Sep 14 12:11:43.543 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 14 12:11:43.543 INFO kablam! 
Sep 14 12:11:43.543 INFO kablam! warning: function is never used: `retrieve`
Sep 14 12:11:43.543 INFO kablam!   --> tests/../src/rhel_release.rs:19:1
Sep 14 12:11:43.543 INFO kablam!    |
Sep 14 12:11:43.543 INFO kablam! 19 | pub fn retrieve() -> Option<RHELRelease> {
Sep 14 12:11:43.543 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.543 INFO kablam! 
Sep 14 12:11:43.543 INFO kablam! warning: function is never used: `file_exists`
Sep 14 12:11:43.543 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 14 12:11:43.543 INFO kablam!   |
Sep 14 12:11:43.544 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 14 12:11:43.544 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 12:11:43.544 INFO kablam! 
Sep 14 12:11:43.582 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Sep 14 12:11:43.582 INFO kablam! su: No module specific data is present
Sep 14 12:11:44.551 INFO running `"docker" "rm" "-f" "6606b6edab66e5991032a74c80bbd31bb843abd9c55458ab0a79fe17d9e1cfbf"`
Sep 14 12:11:44.608 INFO blam! 6606b6edab66e5991032a74c80bbd31bb843abd9c55458ab0a79fe17d9e1cfbf