Aug 30 09:08:18.611 INFO checking os_type-2.0.0 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 09:08:18.611 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 09:08:18.611 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 09:08:18.862 INFO blam! dac52bc664b6cc6f73196420a9af626d19a2c7bfc4de15bb2d8f7789c446ebea
Aug 30 09:08:18.864 INFO running `"docker" "start" "-a" "dac52bc664b6cc6f73196420a9af626d19a2c7bfc4de15bb2d8f7789c446ebea"`
Aug 30 09:08:19.751 INFO kablam!     Checking os_type v2.0.0 (file:///source)
Aug 30 09:08:20.890 INFO kablam! warning: struct is never constructed: `WindowsVer`
Aug 30 09:08:20.890 INFO kablam!  --> src/windows_ver.rs:4:1
Aug 30 09:08:20.890 INFO kablam!   |
Aug 30 09:08:20.890 INFO kablam! 4 | pub struct WindowsVer {
Aug 30 09:08:20.890 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.890 INFO kablam!   |
Aug 30 09:08:20.890 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 30 09:08:20.890 INFO kablam! 
Aug 30 09:08:20.891 INFO kablam! warning: function is never used: `retrieve`
Aug 30 09:08:20.891 INFO kablam!  --> src/windows_ver.rs:8:1
Aug 30 09:08:20.891 INFO kablam!   |
Aug 30 09:08:20.891 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Aug 30 09:08:20.891 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.891 INFO kablam! 
Aug 30 09:08:20.891 INFO kablam! warning: function is never used: `parse`
Aug 30 09:08:20.891 INFO kablam!   --> src/windows_ver.rs:17:1
Aug 30 09:08:20.891 INFO kablam!    |
Aug 30 09:08:20.891 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Aug 30 09:08:20.891 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.891 INFO kablam! 
Aug 30 09:08:20.891 INFO kablam! warning: function is never used: `is_os_x`
Aug 30 09:08:20.891 INFO kablam!   --> src/sw_vers.rs:27:1
Aug 30 09:08:20.891 INFO kablam!    |
Aug 30 09:08:20.891 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 30 09:08:20.891 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.891 INFO kablam! 
Aug 30 09:08:20.977 INFO kablam! warning: struct is never constructed: `WindowsVer`
Aug 30 09:08:20.977 INFO kablam!  --> src/windows_ver.rs:4:1
Aug 30 09:08:20.977 INFO kablam!   |
Aug 30 09:08:20.977 INFO kablam! 4 | pub struct WindowsVer {
Aug 30 09:08:20.977 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.977 INFO kablam!   |
Aug 30 09:08:20.977 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 30 09:08:20.977 INFO kablam! 
Aug 30 09:08:20.977 INFO kablam! warning: function is never used: `retrieve`
Aug 30 09:08:20.977 INFO kablam!  --> src/windows_ver.rs:8:1
Aug 30 09:08:20.977 INFO kablam!   |
Aug 30 09:08:20.977 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Aug 30 09:08:20.977 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.977 INFO kablam! 
Aug 30 09:08:20.977 INFO kablam! warning: function is never used: `parse`
Aug 30 09:08:20.977 INFO kablam!   --> src/windows_ver.rs:17:1
Aug 30 09:08:20.977 INFO kablam!    |
Aug 30 09:08:20.977 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Aug 30 09:08:20.977 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.977 INFO kablam! 
Aug 30 09:08:20.977 INFO kablam! warning: function is never used: `is_os_x`
Aug 30 09:08:20.978 INFO kablam!   --> src/sw_vers.rs:27:1
Aug 30 09:08:20.978 INFO kablam!    |
Aug 30 09:08:20.978 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 30 09:08:20.978 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:20.978 INFO kablam! 
Aug 30 09:08:21.955 INFO kablam! warning: function is never used: `is_os_x`
Aug 30 09:08:21.956 INFO kablam!   --> tests/../src/sw_vers.rs:27:1
Aug 30 09:08:21.956 INFO kablam!    |
Aug 30 09:08:21.956 INFO kablam! 27 | pub fn is_os_x() -> bool {
Aug 30 09:08:21.956 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:21.956 INFO kablam!    |
Aug 30 09:08:21.956 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 30 09:08:21.956 INFO kablam! 
Aug 30 09:08:21.956 INFO kablam! warning: function is never used: `retrieve`
Aug 30 09:08:21.956 INFO kablam!   --> tests/../src/sw_vers.rs:34:1
Aug 30 09:08:21.956 INFO kablam!    |
Aug 30 09:08:21.956 INFO kablam! 34 | pub fn retrieve() -> Option<SwVers> {
Aug 30 09:08:21.956 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:21.957 INFO kablam! 
Aug 30 09:08:21.957 INFO kablam! warning: function is never used: `file_exists`
Aug 30 09:08:21.958 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 30 09:08:21.958 INFO kablam!   |
Aug 30 09:08:21.958 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 30 09:08:21.958 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:21.958 INFO kablam! 
Aug 30 09:08:22.152 INFO kablam! warning: function is never used: `read_file`
Aug 30 09:08:22.152 INFO kablam!   --> tests/../src/rhel_release.rs:12:1
Aug 30 09:08:22.152 INFO kablam!    |
Aug 30 09:08:22.152 INFO kablam! 12 | fn read_file(filename: &str) -> Result<String, Error> {
Aug 30 09:08:22.152 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:22.152 INFO kablam!    |
Aug 30 09:08:22.152 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 30 09:08:22.153 INFO kablam! 
Aug 30 09:08:22.153 INFO kablam! warning: function is never used: `retrieve`
Aug 30 09:08:22.153 INFO kablam!   --> tests/../src/rhel_release.rs:19:1
Aug 30 09:08:22.153 INFO kablam!    |
Aug 30 09:08:22.153 INFO kablam! 19 | pub fn retrieve() -> Option<RHELRelease> {
Aug 30 09:08:22.153 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:22.153 INFO kablam! 
Aug 30 09:08:22.153 INFO kablam! warning: function is never used: `file_exists`
Aug 30 09:08:22.153 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 30 09:08:22.153 INFO kablam!   |
Aug 30 09:08:22.153 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 30 09:08:22.153 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:22.153 INFO kablam! 
Aug 30 09:08:22.182 INFO kablam! warning: function is never used: `retrieve`
Aug 30 09:08:22.182 INFO kablam!  --> tests/../src/lsb_release.rs:9:1
Aug 30 09:08:22.182 INFO kablam!   |
Aug 30 09:08:22.183 INFO kablam! 9 | pub fn retrieve() -> Option<LsbRelease> {
Aug 30 09:08:22.183 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:22.183 INFO kablam!   |
Aug 30 09:08:22.183 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 30 09:08:22.183 INFO kablam! 
Aug 30 09:08:22.183 INFO kablam! warning: function is never used: `is_available`
Aug 30 09:08:22.183 INFO kablam!   --> tests/../src/lsb_release.rs:18:1
Aug 30 09:08:22.183 INFO kablam!    |
Aug 30 09:08:22.183 INFO kablam! 18 | pub fn is_available() -> bool {
Aug 30 09:08:22.183 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:22.183 INFO kablam! 
Aug 30 09:08:22.183 INFO kablam! warning: function is never used: `file_exists`
Aug 30 09:08:22.183 INFO kablam!  --> tests/../src/utils.rs:5:1
Aug 30 09:08:22.183 INFO kablam!   |
Aug 30 09:08:22.183 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Aug 30 09:08:22.183 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 09:08:22.183 INFO kablam! 
Aug 30 09:08:22.196 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Aug 30 09:08:22.205 INFO kablam! su: No module specific data is present
Aug 30 09:08:22.825 INFO running `"docker" "rm" "-f" "dac52bc664b6cc6f73196420a9af626d19a2c7bfc4de15bb2d8f7789c446ebea"`
Aug 30 09:08:22.910 INFO blam! dac52bc664b6cc6f73196420a9af626d19a2c7bfc4de15bb2d8f7789c446ebea