Sep 21 06:06:40.504 INFO checking os_type-2.2.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 06:06:40.504 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 06:06:40.504 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 06:06:40.663 INFO blam! 7c194cfa5448399550804522be9a769f68f6ec5f4bdd229ee99a8d759399a4ce
Sep 21 06:06:40.665 INFO running `"docker" "start" "-a" "7c194cfa5448399550804522be9a769f68f6ec5f4bdd229ee99a8d759399a4ce"`
Sep 21 06:06:41.304 INFO kablam! usermod: no changes
Sep 21 06:06:41.356 INFO kablam!     Checking os_type v2.2.0 (/source)
Sep 21 06:06:41.705 INFO kablam! warning: unused import: `super::*`
Sep 21 06:06:41.705 INFO kablam!   --> src/os_release.rs:60:9
Sep 21 06:06:41.705 INFO kablam!    |
Sep 21 06:06:41.705 INFO kablam! 60 |     use super::*;
Sep 21 06:06:41.705 INFO kablam!    |         ^^^^^^^^
Sep 21 06:06:41.705 INFO kablam!    |
Sep 21 06:06:41.705 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 21 06:06:41.705 INFO kablam! 
Sep 21 06:06:41.818 INFO kablam! warning: struct is never constructed: `WindowsVer`
Sep 21 06:06:41.818 INFO kablam!  --> src/windows_ver.rs:4:1
Sep 21 06:06:41.818 INFO kablam!   |
Sep 21 06:06:41.818 INFO kablam! 4 | pub struct WindowsVer {
Sep 21 06:06:41.818 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.818 INFO kablam!   |
Sep 21 06:06:41.818 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 21 06:06:41.818 INFO kablam! 
Sep 21 06:06:41.819 INFO kablam! warning: function is never used: `retrieve`
Sep 21 06:06:41.819 INFO kablam!  --> src/windows_ver.rs:8:1
Sep 21 06:06:41.819 INFO kablam!   |
Sep 21 06:06:41.819 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Sep 21 06:06:41.819 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.819 INFO kablam! 
Sep 21 06:06:41.819 INFO kablam! warning: function is never used: `parse`
Sep 21 06:06:41.819 INFO kablam!   --> src/windows_ver.rs:17:1
Sep 21 06:06:41.819 INFO kablam!    |
Sep 21 06:06:41.819 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Sep 21 06:06:41.819 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.819 INFO kablam! 
Sep 21 06:06:41.819 INFO kablam! warning: function is never used: `is_os_x`
Sep 21 06:06:41.819 INFO kablam!   --> src/sw_vers.rs:27:1
Sep 21 06:06:41.819 INFO kablam!    |
Sep 21 06:06:41.819 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 21 06:06:41.819 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.819 INFO kablam! 
Sep 21 06:06:41.829 INFO kablam! warning: struct is never constructed: `WindowsVer`
Sep 21 06:06:41.829 INFO kablam!  --> src/windows_ver.rs:4:1
Sep 21 06:06:41.829 INFO kablam!   |
Sep 21 06:06:41.829 INFO kablam! 4 | pub struct WindowsVer {
Sep 21 06:06:41.829 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.829 INFO kablam!   |
Sep 21 06:06:41.829 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 21 06:06:41.829 INFO kablam! 
Sep 21 06:06:41.829 INFO kablam! warning: function is never used: `retrieve`
Sep 21 06:06:41.829 INFO kablam!  --> src/windows_ver.rs:8:1
Sep 21 06:06:41.829 INFO kablam!   |
Sep 21 06:06:41.829 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Sep 21 06:06:41.829 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.829 INFO kablam! 
Sep 21 06:06:41.829 INFO kablam! warning: function is never used: `parse`
Sep 21 06:06:41.829 INFO kablam!   --> src/windows_ver.rs:17:1
Sep 21 06:06:41.829 INFO kablam!    |
Sep 21 06:06:41.829 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Sep 21 06:06:41.829 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.829 INFO kablam! 
Sep 21 06:06:41.829 INFO kablam! warning: function is never used: `is_os_x`
Sep 21 06:06:41.829 INFO kablam!   --> src/sw_vers.rs:27:1
Sep 21 06:06:41.829 INFO kablam!    |
Sep 21 06:06:41.829 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 21 06:06:41.829 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:41.829 INFO kablam! 
Sep 21 06:06:42.340 INFO kablam! warning: function is never used: `is_os_x`
Sep 21 06:06:42.340 INFO kablam!   --> tests/../src/sw_vers.rs:27:1
Sep 21 06:06:42.340 INFO kablam!    |
Sep 21 06:06:42.340 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 21 06:06:42.340 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.340 INFO kablam!    |
Sep 21 06:06:42.340 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 06:06:42.340 INFO kablam! 
Sep 21 06:06:42.340 INFO kablam! warning: function is never used: `retrieve`
Sep 21 06:06:42.340 INFO kablam!   --> tests/../src/sw_vers.rs:34:1
Sep 21 06:06:42.340 INFO kablam!    |
Sep 21 06:06:42.340 INFO kablam! 34 | pub fn retrieve() -> Option<SwVers> {
Sep 21 06:06:42.340 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.340 INFO kablam! 
Sep 21 06:06:42.340 INFO kablam! warning: function is never used: `file_exists`
Sep 21 06:06:42.340 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 21 06:06:42.340 INFO kablam!   |
Sep 21 06:06:42.340 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 21 06:06:42.340 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.340 INFO kablam! 
Sep 21 06:06:42.351 INFO kablam! warning: function is never used: `read_file`
Sep 21 06:06:42.352 INFO kablam!   --> tests/../src/rhel_release.rs:12:1
Sep 21 06:06:42.352 INFO kablam!    |
Sep 21 06:06:42.352 INFO kablam! 12 | fn read_file(filename: &str) -> Result<String, Error> {
Sep 21 06:06:42.352 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.352 INFO kablam!    |
Sep 21 06:06:42.352 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 06:06:42.352 INFO kablam! 
Sep 21 06:06:42.352 INFO kablam! warning: function is never used: `retrieve`
Sep 21 06:06:42.352 INFO kablam!   --> tests/../src/rhel_release.rs:19:1
Sep 21 06:06:42.352 INFO kablam!    |
Sep 21 06:06:42.352 INFO kablam! 19 | pub fn retrieve() -> Option<RHELRelease> {
Sep 21 06:06:42.352 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.352 INFO kablam! 
Sep 21 06:06:42.352 INFO kablam! warning: function is never used: `file_exists`
Sep 21 06:06:42.352 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 21 06:06:42.352 INFO kablam!   |
Sep 21 06:06:42.352 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 21 06:06:42.352 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.352 INFO kablam! 
Sep 21 06:06:42.396 INFO kablam! warning: function is never used: `retrieve`
Sep 21 06:06:42.396 INFO kablam!  --> tests/../src/lsb_release.rs:9:1
Sep 21 06:06:42.396 INFO kablam!   |
Sep 21 06:06:42.396 INFO kablam! 9 | pub fn retrieve() -> Option<LsbRelease> {
Sep 21 06:06:42.396 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.396 INFO kablam!   |
Sep 21 06:06:42.396 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 21 06:06:42.396 INFO kablam! 
Sep 21 06:06:42.396 INFO kablam! warning: function is never used: `is_available`
Sep 21 06:06:42.396 INFO kablam!   --> tests/../src/lsb_release.rs:18:1
Sep 21 06:06:42.396 INFO kablam!    |
Sep 21 06:06:42.396 INFO kablam! 18 | pub fn is_available() -> bool {
Sep 21 06:06:42.396 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.396 INFO kablam! 
Sep 21 06:06:42.396 INFO kablam! warning: function is never used: `file_exists`
Sep 21 06:06:42.396 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 21 06:06:42.396 INFO kablam!   |
Sep 21 06:06:42.396 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 21 06:06:42.396 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 06:06:42.396 INFO kablam! 
Sep 21 06:06:42.409 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Sep 21 06:06:42.412 INFO kablam! su: No module specific data is present
Sep 21 06:06:43.033 INFO running `"docker" "rm" "-f" "7c194cfa5448399550804522be9a769f68f6ec5f4bdd229ee99a8d759399a4ce"`
Sep 21 06:06:43.145 INFO blam! 7c194cfa5448399550804522be9a769f68f6ec5f4bdd229ee99a8d759399a4ce