Aug 31 19:29:53.346 INFO checking os_type-2.0.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 19:29:53.346 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 19:29:53.347 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 19:29:53.542 INFO blam! e1831789acc02f8989cf6d011f234b0e63c5ddde4581370835c8177b2d62473d
Aug 31 19:29:53.544 INFO running `"docker" "start" "-a" "e1831789acc02f8989cf6d011f234b0e63c5ddde4581370835c8177b2d62473d"`
Aug 31 19:29:54.221 INFO kablam!     Checking os_type v2.0.0 (file:///source)
Aug 31 19:29:55.228 INFO kablam! warning: struct is never constructed: `WindowsVer`
Aug 31 19:29:55.228 INFO kablam!  --> src/windows_ver.rs:4:1
Aug 31 19:29:55.228 INFO kablam!   |
Aug 31 19:29:55.228 INFO kablam! 4 | pub struct WindowsVer {
Aug 31 19:29:55.228 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.228 INFO kablam!   |
Aug 31 19:29:55.228 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 31 19:29:55.228 INFO kablam! 
Aug 31 19:29:55.228 INFO kablam! warning: function is never used: `retrieve`
Aug 31 19:29:55.229 INFO kablam!  --> src/windows_ver.rs:8:1
Aug 31 19:29:55.229 INFO kablam!   |
Aug 31 19:29:55.229 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Aug 31 19:29:55.229 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.229 INFO kablam! 
Aug 31 19:29:55.229 INFO kablam! warning: function is never used: `parse`
Aug 31 19:29:55.229 INFO kablam!   --> src/windows_ver.rs:17:1
Aug 31 19:29:55.229 INFO kablam!    |
Aug 31 19:29:55.229 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Aug 31 19:29:55.229 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.229 INFO kablam! 
Aug 31 19:29:55.229 INFO kablam! warning: function is never used: `is_os_x`
Aug 31 19:29:55.229 INFO kablam!   --> src/sw_vers.rs:27:1
Aug 31 19:29:55.229 INFO kablam!    |
Aug 31 19:29:55.229 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 31 19:29:55.229 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.229 INFO kablam! 
Aug 31 19:29:55.271 INFO kablam! warning: struct is never constructed: `WindowsVer`
Aug 31 19:29:55.271 INFO kablam!  --> src/windows_ver.rs:4:1
Aug 31 19:29:55.272 INFO kablam!   |
Aug 31 19:29:55.272 INFO kablam! 4 | pub struct WindowsVer {
Aug 31 19:29:55.272 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.272 INFO kablam!   |
Aug 31 19:29:55.272 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 31 19:29:55.272 INFO kablam! 
Aug 31 19:29:55.272 INFO kablam! warning: function is never used: `retrieve`
Aug 31 19:29:55.272 INFO kablam!  --> src/windows_ver.rs:8:1
Aug 31 19:29:55.272 INFO kablam!   |
Aug 31 19:29:55.272 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Aug 31 19:29:55.272 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.272 INFO kablam! 
Aug 31 19:29:55.272 INFO kablam! warning: function is never used: `parse`
Aug 31 19:29:55.272 INFO kablam!   --> src/windows_ver.rs:17:1
Aug 31 19:29:55.272 INFO kablam!    |
Aug 31 19:29:55.272 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Aug 31 19:29:55.272 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.272 INFO kablam! 
Aug 31 19:29:55.272 INFO kablam! warning: function is never used: `is_os_x`
Aug 31 19:29:55.273 INFO kablam!   --> src/sw_vers.rs:27:1
Aug 31 19:29:55.273 INFO kablam!    |
Aug 31 19:29:55.273 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 31 19:29:55.273 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:55.273 INFO kablam! 
Aug 31 19:29:56.084 INFO kablam! warning: function is never used: `read_file`
Aug 31 19:29:56.084 INFO kablam!   --> tests/../src/rhel_release.rs:12:1
Aug 31 19:29:56.084 INFO kablam!    |
Aug 31 19:29:56.084 INFO kablam! 12 | fn read_file(filename: &str) -> Result<String, Error> {
Aug 31 19:29:56.084 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.084 INFO kablam!    |
Aug 31 19:29:56.084 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 19:29:56.084 INFO kablam! 
Aug 31 19:29:56.085 INFO kablam! warning: function is never used: `retrieve`
Aug 31 19:29:56.085 INFO kablam!   --> tests/../src/rhel_release.rs:19:1
Aug 31 19:29:56.085 INFO kablam!    |
Aug 31 19:29:56.085 INFO kablam! 19 | pub fn retrieve() -> Option<RHELRelease> {
Aug 31 19:29:56.085 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.085 INFO kablam! 
Aug 31 19:29:56.085 INFO kablam! warning: function is never used: `file_exists`
Aug 31 19:29:56.085 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 31 19:29:56.085 INFO kablam!   |
Aug 31 19:29:56.085 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 31 19:29:56.085 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.085 INFO kablam! 
Aug 31 19:29:56.235 INFO kablam! warning: function is never used: `is_os_x`
Aug 31 19:29:56.235 INFO kablam!   --> tests/../src/sw_vers.rs:27:1
Aug 31 19:29:56.235 INFO kablam!    |
Aug 31 19:29:56.235 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 31 19:29:56.235 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.235 INFO kablam!    |
Aug 31 19:29:56.235 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 19:29:56.235 INFO kablam! 
Aug 31 19:29:56.235 INFO kablam! warning: function is never used: `retrieve`
Aug 31 19:29:56.235 INFO kablam!   --> tests/../src/sw_vers.rs:34:1
Aug 31 19:29:56.235 INFO kablam!    |
Aug 31 19:29:56.235 INFO kablam! 34 | pub fn retrieve() -> Option<SwVers> {
Aug 31 19:29:56.235 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.235 INFO kablam! 
Aug 31 19:29:56.235 INFO kablam! warning: function is never used: `file_exists`
Aug 31 19:29:56.235 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 31 19:29:56.236 INFO kablam!   |
Aug 31 19:29:56.236 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 31 19:29:56.236 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.236 INFO kablam! 
Aug 31 19:29:56.253 INFO kablam! warning: function is never used: `retrieve`
Aug 31 19:29:56.253 INFO kablam!  --> tests/../src/lsb_release.rs:9:1
Aug 31 19:29:56.253 INFO kablam!   |
Aug 31 19:29:56.253 INFO kablam! 9 | pub fn retrieve() -> Option<LsbRelease> {
Aug 31 19:29:56.253 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.253 INFO kablam!   |
Aug 31 19:29:56.253 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 31 19:29:56.253 INFO kablam! 
Aug 31 19:29:56.253 INFO kablam! warning: function is never used: `is_available`
Aug 31 19:29:56.254 INFO kablam!   --> tests/../src/lsb_release.rs:18:1
Aug 31 19:29:56.254 INFO kablam!    |
Aug 31 19:29:56.254 INFO kablam! 18 | pub fn is_available() -> bool {
Aug 31 19:29:56.254 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.254 INFO kablam! 
Aug 31 19:29:56.254 INFO kablam! warning: function is never used: `file_exists`
Aug 31 19:29:56.254 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 31 19:29:56.254 INFO kablam!   |
Aug 31 19:29:56.254 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 31 19:29:56.254 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 19:29:56.254 INFO kablam! 
Aug 31 19:29:56.268 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
Aug 31 19:29:56.272 INFO kablam! su: No module specific data is present
Aug 31 19:29:56.636 INFO running `"docker" "rm" "-f" "e1831789acc02f8989cf6d011f234b0e63c5ddde4581370835c8177b2d62473d"`
Aug 31 19:29:56.734 INFO blam! e1831789acc02f8989cf6d011f234b0e63c5ddde4581370835c8177b2d62473d