Sep 01 12:08:45.386 INFO checking os_type-2.0.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 12:08:45.386 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 12:08:45.386 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 12:08:45.538 INFO blam! 9ff129b509f67155637a7bd171cb2d3a2c1a29b36c858520b8069b75a27fd90d
Sep 01 12:08:45.540 INFO running `"docker" "start" "-a" "9ff129b509f67155637a7bd171cb2d3a2c1a29b36c858520b8069b75a27fd90d"`
Sep 01 12:08:46.189 INFO kablam!     Checking os_type v2.0.0 (file:///source)
Sep 01 12:08:47.053 INFO kablam! warning: struct is never constructed: `WindowsVer`
Sep 01 12:08:47.053 INFO kablam!  --> src/windows_ver.rs:4:1
Sep 01 12:08:47.053 INFO kablam!   |
Sep 01 12:08:47.053 INFO kablam! 4 | pub struct WindowsVer {
Sep 01 12:08:47.053 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.053 INFO kablam!   |
Sep 01 12:08:47.053 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 01 12:08:47.053 INFO kablam! 
Sep 01 12:08:47.053 INFO kablam! warning: function is never used: `retrieve`
Sep 01 12:08:47.053 INFO kablam!  --> src/windows_ver.rs:8:1
Sep 01 12:08:47.053 INFO kablam!   |
Sep 01 12:08:47.053 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Sep 01 12:08:47.053 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.053 INFO kablam! 
Sep 01 12:08:47.053 INFO kablam! warning: function is never used: `parse`
Sep 01 12:08:47.053 INFO kablam!   --> src/windows_ver.rs:17:1
Sep 01 12:08:47.053 INFO kablam!    |
Sep 01 12:08:47.053 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Sep 01 12:08:47.053 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.053 INFO kablam! 
Sep 01 12:08:47.053 INFO kablam! warning: function is never used: `is_os_x`
Sep 01 12:08:47.053 INFO kablam!   --> src/sw_vers.rs:27:1
Sep 01 12:08:47.053 INFO kablam!    |
Sep 01 12:08:47.053 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 01 12:08:47.053 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.053 INFO kablam! 
Sep 01 12:08:47.131 INFO kablam! warning: struct is never constructed: `WindowsVer`
Sep 01 12:08:47.131 INFO kablam!  --> src/windows_ver.rs:4:1
Sep 01 12:08:47.132 INFO kablam!   |
Sep 01 12:08:47.132 INFO kablam! 4 | pub struct WindowsVer {
Sep 01 12:08:47.132 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.132 INFO kablam!   |
Sep 01 12:08:47.132 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 01 12:08:47.132 INFO kablam! 
Sep 01 12:08:47.132 INFO kablam! warning: function is never used: `retrieve`
Sep 01 12:08:47.132 INFO kablam!  --> src/windows_ver.rs:8:1
Sep 01 12:08:47.132 INFO kablam!   |
Sep 01 12:08:47.132 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Sep 01 12:08:47.132 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.132 INFO kablam! 
Sep 01 12:08:47.132 INFO kablam! warning: function is never used: `parse`
Sep 01 12:08:47.132 INFO kablam!   --> src/windows_ver.rs:17:1
Sep 01 12:08:47.132 INFO kablam!    |
Sep 01 12:08:47.132 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Sep 01 12:08:47.132 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.132 INFO kablam! 
Sep 01 12:08:47.132 INFO kablam! warning: function is never used: `is_os_x`
Sep 01 12:08:47.132 INFO kablam!   --> src/sw_vers.rs:27:1
Sep 01 12:08:47.132 INFO kablam!    |
Sep 01 12:08:47.132 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 01 12:08:47.132 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.132 INFO kablam! 
Sep 01 12:08:47.984 INFO kablam! warning: function is never used: `retrieve`
Sep 01 12:08:47.985 INFO kablam!  --> tests/../src/lsb_release.rs:9:1
Sep 01 12:08:47.985 INFO kablam!   |
Sep 01 12:08:47.985 INFO kablam! 9 | pub fn retrieve() -> Option<LsbRelease> {
Sep 01 12:08:47.985 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.985 INFO kablam!   |
Sep 01 12:08:47.985 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 01 12:08:47.985 INFO kablam! 
Sep 01 12:08:47.985 INFO kablam! warning: function is never used: `is_available`
Sep 01 12:08:47.985 INFO kablam!   --> tests/../src/lsb_release.rs:18:1
Sep 01 12:08:47.985 INFO kablam!    |
Sep 01 12:08:47.985 INFO kablam! 18 | pub fn is_available() -> bool {
Sep 01 12:08:47.985 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.985 INFO kablam! 
Sep 01 12:08:47.986 INFO kablam! warning: function is never used: `file_exists`
Sep 01 12:08:47.986 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 01 12:08:47.986 INFO kablam!   |
Sep 01 12:08:47.986 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 01 12:08:47.986 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:47.986 INFO kablam! 
Sep 01 12:08:48.014 INFO kablam! warning: function is never used: `is_os_x`
Sep 01 12:08:48.014 INFO kablam!   --> tests/../src/sw_vers.rs:27:1
Sep 01 12:08:48.014 INFO kablam!    |
Sep 01 12:08:48.014 INFO kablam! 27 | pub fn is_os_x() -> bool {
Sep 01 12:08:48.014 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:48.014 INFO kablam!    |
Sep 01 12:08:48.014 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 12:08:48.014 INFO kablam! 
Sep 01 12:08:48.014 INFO kablam! warning: function is never used: `retrieve`
Sep 01 12:08:48.015 INFO kablam!   --> tests/../src/sw_vers.rs:34:1
Sep 01 12:08:48.015 INFO kablam!    |
Sep 01 12:08:48.015 INFO kablam! 34 | pub fn retrieve() -> Option<SwVers> {
Sep 01 12:08:48.015 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:48.015 INFO kablam! 
Sep 01 12:08:48.015 INFO kablam! warning: function is never used: `file_exists`
Sep 01 12:08:48.015 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 01 12:08:48.015 INFO kablam!   |
Sep 01 12:08:48.015 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 01 12:08:48.015 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:48.015 INFO kablam! 
Sep 01 12:08:48.021 INFO kablam! warning: function is never used: `read_file`
Sep 01 12:08:48.022 INFO kablam!   --> tests/../src/rhel_release.rs:12:1
Sep 01 12:08:48.022 INFO kablam!    |
Sep 01 12:08:48.022 INFO kablam! 12 | fn read_file(filename: &str) -> Result<String, Error> {
Sep 01 12:08:48.022 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:48.022 INFO kablam!    |
Sep 01 12:08:48.022 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 12:08:48.022 INFO kablam! 
Sep 01 12:08:48.022 INFO kablam! warning: function is never used: `retrieve`
Sep 01 12:08:48.022 INFO kablam!   --> tests/../src/rhel_release.rs:19:1
Sep 01 12:08:48.022 INFO kablam!    |
Sep 01 12:08:48.022 INFO kablam! 19 | pub fn retrieve() -> Option<RHELRelease> {
Sep 01 12:08:48.022 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:48.022 INFO kablam! 
Sep 01 12:08:48.022 INFO kablam! warning: function is never used: `file_exists`
Sep 01 12:08:48.022 INFO kablam!  --> tests/../src/utils.rs:5:1
Sep 01 12:08:48.022 INFO kablam!   |
Sep 01 12:08:48.022 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Sep 01 12:08:48.022 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 12:08:48.022 INFO kablam! 
Sep 01 12:08:48.037 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
Sep 01 12:08:48.042 INFO kablam! su: No module specific data is present
Sep 01 12:08:48.562 INFO running `"docker" "rm" "-f" "9ff129b509f67155637a7bd171cb2d3a2c1a29b36c858520b8069b75a27fd90d"`
Sep 01 12:08:48.650 INFO blam! 9ff129b509f67155637a7bd171cb2d3a2c1a29b36c858520b8069b75a27fd90d