Aug 11 07:01:23.768 INFO checking os_type-2.0.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 07:01:23.768 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 07:01:23.768 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 07:01:23.768 INFO running `"docker" "create" "-v" "/tmp/crater.jjat2wTzHuGb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-3/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 07:01:23.950 INFO blam! 62f635548e10d5cdc976adde135602c69808e7becb3c62d55bd31827c5abf82c
Aug 11 07:01:23.954 INFO running `"docker" "start" "-a" "62f635548e10d5cdc976adde135602c69808e7becb3c62d55bd31827c5abf82c"`
Aug 11 07:01:25.087 INFO kablam!     Checking os_type v2.0.0 (file:///source)
Aug 11 07:01:26.148 INFO kablam! warning: struct is never constructed: `WindowsVer`
Aug 11 07:01:26.148 INFO kablam!  --> src/windows_ver.rs:4:1
Aug 11 07:01:26.148 INFO kablam!   |
Aug 11 07:01:26.148 INFO kablam! 4 | pub struct WindowsVer {
Aug 11 07:01:26.148 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.148 INFO kablam!   |
Aug 11 07:01:26.148 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 11 07:01:26.148 INFO kablam! 
Aug 11 07:01:26.148 INFO kablam! warning: function is never used: `retrieve`
Aug 11 07:01:26.148 INFO kablam!  --> src/windows_ver.rs:8:1
Aug 11 07:01:26.148 INFO kablam!   |
Aug 11 07:01:26.148 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Aug 11 07:01:26.148 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.148 INFO kablam! 
Aug 11 07:01:26.149 INFO kablam! warning: function is never used: `parse`
Aug 11 07:01:26.149 INFO kablam!   --> src/windows_ver.rs:17:1
Aug 11 07:01:26.149 INFO kablam!    |
Aug 11 07:01:26.149 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Aug 11 07:01:26.149 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.149 INFO kablam! 
Aug 11 07:01:26.149 INFO kablam! warning: function is never used: `is_os_x`
Aug 11 07:01:26.149 INFO kablam!   --> src/sw_vers.rs:27:1
Aug 11 07:01:26.149 INFO kablam!    |
Aug 11 07:01:26.149 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 11 07:01:26.149 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.149 INFO kablam! 
Aug 11 07:01:26.340 INFO kablam! warning: struct is never constructed: `WindowsVer`
Aug 11 07:01:26.340 INFO kablam!  --> src/windows_ver.rs:4:1
Aug 11 07:01:26.340 INFO kablam!   |
Aug 11 07:01:26.340 INFO kablam! 4 | pub struct WindowsVer {
Aug 11 07:01:26.340 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.346 INFO kablam!   |
Aug 11 07:01:26.348 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 11 07:01:26.348 INFO kablam! 
Aug 11 07:01:26.348 INFO kablam! warning: function is never used: `retrieve`
Aug 11 07:01:26.348 INFO kablam!  --> src/windows_ver.rs:8:1
Aug 11 07:01:26.348 INFO kablam!   |
Aug 11 07:01:26.348 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Aug 11 07:01:26.348 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.348 INFO kablam! 
Aug 11 07:01:26.348 INFO kablam! warning: function is never used: `parse`
Aug 11 07:01:26.348 INFO kablam!   --> src/windows_ver.rs:17:1
Aug 11 07:01:26.348 INFO kablam!    |
Aug 11 07:01:26.349 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Aug 11 07:01:26.349 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.349 INFO kablam! 
Aug 11 07:01:26.349 INFO kablam! warning: function is never used: `is_os_x`
Aug 11 07:01:26.349 INFO kablam!   --> src/sw_vers.rs:27:1
Aug 11 07:01:26.349 INFO kablam!    |
Aug 11 07:01:26.349 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 11 07:01:26.349 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:26.349 INFO kablam! 
Aug 11 07:01:27.400 INFO kablam! warning: function is never used: `retrieve`
Aug 11 07:01:27.400 INFO kablam!  --> tests/../src/lsb_release.rs:9:1
Aug 11 07:01:27.400 INFO kablam!   |
Aug 11 07:01:27.400 INFO kablam! 9 | pub fn retrieve() -> Option<LsbRelease> {
Aug 11 07:01:27.400 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.400 INFO kablam!   |
Aug 11 07:01:27.400 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 11 07:01:27.400 INFO kablam! 
Aug 11 07:01:27.401 INFO kablam! warning: function is never used: `is_available`
Aug 11 07:01:27.401 INFO kablam!   --> tests/../src/lsb_release.rs:18:1
Aug 11 07:01:27.401 INFO kablam!    |
Aug 11 07:01:27.401 INFO kablam! 18 | pub fn is_available() -> bool {
Aug 11 07:01:27.401 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.401 INFO kablam! 
Aug 11 07:01:27.401 INFO kablam! warning: function is never used: `file_exists`
Aug 11 07:01:27.401 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 11 07:01:27.401 INFO kablam!   |
Aug 11 07:01:27.401 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 11 07:01:27.401 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.401 INFO kablam! 
Aug 11 07:01:27.574 INFO kablam! warning: function is never used: `is_os_x`
Aug 11 07:01:27.574 INFO kablam!   --> tests/../src/sw_vers.rs:27:1
Aug 11 07:01:27.574 INFO kablam!    |
Aug 11 07:01:27.574 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 11 07:01:27.574 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.574 INFO kablam!    |
Aug 11 07:01:27.574 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 11 07:01:27.574 INFO kablam! 
Aug 11 07:01:27.574 INFO kablam! warning: function is never used: `retrieve`
Aug 11 07:01:27.574 INFO kablam!   --> tests/../src/sw_vers.rs:34:1
Aug 11 07:01:27.574 INFO kablam!    |
Aug 11 07:01:27.574 INFO kablam! 34 | pub fn retrieve() -> Option<SwVers> {
Aug 11 07:01:27.574 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.574 INFO kablam! 
Aug 11 07:01:27.574 INFO kablam! warning: function is never used: `file_exists`
Aug 11 07:01:27.574 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 11 07:01:27.574 INFO kablam!   |
Aug 11 07:01:27.574 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 11 07:01:27.574 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.574 INFO kablam! 
Aug 11 07:01:27.582 INFO kablam! warning: function is never used: `read_file`
Aug 11 07:01:27.582 INFO kablam!   --> tests/../src/rhel_release.rs:12:1
Aug 11 07:01:27.582 INFO kablam!    |
Aug 11 07:01:27.583 INFO kablam! 12 | fn read_file(filename: &str) -> Result<String, Error> {
Aug 11 07:01:27.583 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.583 INFO kablam!    |
Aug 11 07:01:27.583 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 11 07:01:27.583 INFO kablam! 
Aug 11 07:01:27.583 INFO kablam! warning: function is never used: `retrieve`
Aug 11 07:01:27.583 INFO kablam!   --> tests/../src/rhel_release.rs:19:1
Aug 11 07:01:27.583 INFO kablam!    |
Aug 11 07:01:27.583 INFO kablam! 19 | pub fn retrieve() -> Option<RHELRelease> {
Aug 11 07:01:27.583 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.583 INFO kablam! 
Aug 11 07:01:27.583 INFO kablam! warning: function is never used: `file_exists`
Aug 11 07:01:27.586 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 11 07:01:27.586 INFO kablam!   |
Aug 11 07:01:27.586 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 11 07:01:27.586 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 11 07:01:27.586 INFO kablam! 
Aug 11 07:01:27.625 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
Aug 11 07:01:27.636 INFO kablam! su: No module specific data is present
Aug 11 07:01:28.401 INFO running `"docker" "rm" "-f" "62f635548e10d5cdc976adde135602c69808e7becb3c62d55bd31827c5abf82c"`
Aug 11 07:01:28.565 INFO blam! 62f635548e10d5cdc976adde135602c69808e7becb3c62d55bd31827c5abf82c