Nov 03 04:32:54.697 INFO checking os_type-2.2.0 against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 03 04:32:54.697 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-0/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 03 04:32:55.179 INFO blam! 4387d91e2c10646f9002dbf97b1a3b47f8979513e217f96955f052a9ebd6bfe3
Nov 03 04:32:55.188 INFO running `"docker" "start" "-a" "4387d91e2c10646f9002dbf97b1a3b47f8979513e217f96955f052a9ebd6bfe3"`
Nov 03 04:32:56.576 INFO kablam! usermod: no changes
Nov 03 04:32:56.678 INFO kablam!     Checking os_type v2.2.0 (/source)
Nov 03 04:32:58.188 INFO kablam! warning: unused import: `super::*`
Nov 03 04:32:58.188 INFO kablam!   --> src/os_release.rs:60:9
Nov 03 04:32:58.188 INFO kablam!    |
Nov 03 04:32:58.188 INFO kablam! 60 |     use super::*;
Nov 03 04:32:58.188 INFO kablam!    |         ^^^^^^^^
Nov 03 04:32:58.188 INFO kablam!    |
Nov 03 04:32:58.188 INFO kablam!    = note: #[warn(unused_imports)] on by default
Nov 03 04:32:58.188 INFO kablam! 
Nov 03 04:32:58.354 INFO kablam! warning: struct is never constructed: `WindowsVer`
Nov 03 04:32:58.354 INFO kablam!  --> src/windows_ver.rs:4:1
Nov 03 04:32:58.354 INFO kablam!   |
Nov 03 04:32:58.354 INFO kablam! 4 | pub struct WindowsVer {
Nov 03 04:32:58.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.355 INFO kablam!   |
Nov 03 04:32:58.355 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 04:32:58.355 INFO kablam! 
Nov 03 04:32:58.355 INFO kablam! warning: function is never used: `retrieve`
Nov 03 04:32:58.355 INFO kablam!  --> src/windows_ver.rs:8:1
Nov 03 04:32:58.355 INFO kablam!   |
Nov 03 04:32:58.355 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Nov 03 04:32:58.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.355 INFO kablam! 
Nov 03 04:32:58.355 INFO kablam! warning: function is never used: `parse`
Nov 03 04:32:58.355 INFO kablam!   --> src/windows_ver.rs:17:1
Nov 03 04:32:58.355 INFO kablam!    |
Nov 03 04:32:58.355 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Nov 03 04:32:58.355 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.355 INFO kablam! 
Nov 03 04:32:58.355 INFO kablam! warning: function is never used: `is_os_x`
Nov 03 04:32:58.355 INFO kablam!   --> src/sw_vers.rs:27:1
Nov 03 04:32:58.355 INFO kablam!    |
Nov 03 04:32:58.355 INFO kablam! 27 | pub fn is_os_x() -> bool {
Nov 03 04:32:58.355 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.355 INFO kablam! 
Nov 03 04:32:58.772 INFO kablam! warning: struct is never constructed: `WindowsVer`
Nov 03 04:32:58.772 INFO kablam!  --> src/windows_ver.rs:4:1
Nov 03 04:32:58.772 INFO kablam!   |
Nov 03 04:32:58.773 INFO kablam! 4 | pub struct WindowsVer {
Nov 03 04:32:58.773 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.773 INFO kablam!   |
Nov 03 04:32:58.773 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 04:32:58.773 INFO kablam! 
Nov 03 04:32:58.776 INFO kablam! warning: function is never used: `retrieve`
Nov 03 04:32:58.776 INFO kablam!  --> src/windows_ver.rs:8:1
Nov 03 04:32:58.776 INFO kablam!   |
Nov 03 04:32:58.776 INFO kablam! 8 | pub fn retrieve() -> Option<WindowsVer> {
Nov 03 04:32:58.776 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.777 INFO kablam! 
Nov 03 04:32:58.777 INFO kablam! warning: function is never used: `parse`
Nov 03 04:32:58.777 INFO kablam!   --> src/windows_ver.rs:17:1
Nov 03 04:32:58.777 INFO kablam!    |
Nov 03 04:32:58.777 INFO kablam! 17 | pub fn parse(output: String) -> WindowsVer {
Nov 03 04:32:58.777 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.777 INFO kablam! 
Nov 03 04:32:58.777 INFO kablam! warning: function is never used: `is_os_x`
Nov 03 04:32:58.777 INFO kablam!   --> src/sw_vers.rs:27:1
Nov 03 04:32:58.777 INFO kablam!    |
Nov 03 04:32:58.777 INFO kablam! 27 | pub fn is_os_x() -> bool {
Nov 03 04:32:58.777 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:32:58.777 INFO kablam! 
Nov 03 04:33:00.180 INFO kablam! warning: function is never used: `is_os_x`
Nov 03 04:33:00.180 INFO kablam!   --> tests/../src/sw_vers.rs:27:1
Nov 03 04:33:00.180 INFO kablam!    |
Nov 03 04:33:00.180 INFO kablam! 27 | pub fn is_os_x() -> bool {
Nov 03 04:33:00.180 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.180 INFO kablam!    |
Nov 03 04:33:00.180 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 03 04:33:00.180 INFO kablam! 
Nov 03 04:33:00.180 INFO kablam! warning: function is never used: `retrieve`
Nov 03 04:33:00.180 INFO kablam!   --> tests/../src/sw_vers.rs:34:1
Nov 03 04:33:00.180 INFO kablam!    |
Nov 03 04:33:00.180 INFO kablam! 34 | pub fn retrieve() -> Option<SwVers> {
Nov 03 04:33:00.180 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.180 INFO kablam! 
Nov 03 04:33:00.180 INFO kablam! warning: function is never used: `file_exists`
Nov 03 04:33:00.180 INFO kablam!  --> tests/../src/utils.rs:5:1
Nov 03 04:33:00.180 INFO kablam!   |
Nov 03 04:33:00.180 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Nov 03 04:33:00.180 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.180 INFO kablam! 
Nov 03 04:33:00.511 INFO kablam! warning: function is never used: `read_file`
Nov 03 04:33:00.511 INFO kablam!   --> tests/../src/rhel_release.rs:12:1
Nov 03 04:33:00.511 INFO kablam!    |
Nov 03 04:33:00.511 INFO kablam! 12 | fn read_file(filename: &str) -> Result<String, Error> {
Nov 03 04:33:00.511 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.511 INFO kablam!    |
Nov 03 04:33:00.511 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 03 04:33:00.511 INFO kablam! 
Nov 03 04:33:00.511 INFO kablam! warning: function is never used: `retrieve`
Nov 03 04:33:00.511 INFO kablam!   --> tests/../src/rhel_release.rs:19:1
Nov 03 04:33:00.511 INFO kablam!    |
Nov 03 04:33:00.511 INFO kablam! 19 | pub fn retrieve() -> Option<RHELRelease> {
Nov 03 04:33:00.512 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.512 INFO kablam! 
Nov 03 04:33:00.512 INFO kablam! warning: function is never used: `file_exists`
Nov 03 04:33:00.512 INFO kablam!  --> tests/../src/utils.rs:5:1
Nov 03 04:33:00.512 INFO kablam!   |
Nov 03 04:33:00.512 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Nov 03 04:33:00.512 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.512 INFO kablam! 
Nov 03 04:33:00.620 INFO kablam! warning: function is never used: `retrieve`
Nov 03 04:33:00.620 INFO kablam!  --> tests/../src/lsb_release.rs:9:1
Nov 03 04:33:00.620 INFO kablam!   |
Nov 03 04:33:00.620 INFO kablam! 9 | pub fn retrieve() -> Option<LsbRelease> {
Nov 03 04:33:00.620 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.620 INFO kablam!   |
Nov 03 04:33:00.620 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 03 04:33:00.620 INFO kablam! 
Nov 03 04:33:00.620 INFO kablam! warning: function is never used: `is_available`
Nov 03 04:33:00.620 INFO kablam!   --> tests/../src/lsb_release.rs:18:1
Nov 03 04:33:00.620 INFO kablam!    |
Nov 03 04:33:00.621 INFO kablam! 18 | pub fn is_available() -> bool {
Nov 03 04:33:00.621 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.621 INFO kablam! 
Nov 03 04:33:00.621 INFO kablam! warning: function is never used: `file_exists`
Nov 03 04:33:00.621 INFO kablam!  --> tests/../src/utils.rs:5:1
Nov 03 04:33:00.621 INFO kablam!   |
Nov 03 04:33:00.621 INFO kablam! 5 | pub fn file_exists<P: AsRef<Path>>(path: P) -> bool {
Nov 03 04:33:00.621 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 03 04:33:00.621 INFO kablam! 
Nov 03 04:33:00.639 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
Nov 03 04:33:00.644 INFO kablam! su: No module specific data is present
Nov 03 04:33:00.966 INFO running `"docker" "rm" "-f" "4387d91e2c10646f9002dbf97b1a3b47f8979513e217f96955f052a9ebd6bfe3"`
Nov 03 04:33:01.038 INFO blam! 4387d91e2c10646f9002dbf97b1a3b47f8979513e217f96955f052a9ebd6bfe3