Nov 09 11:42:34.335 INFO checking intrepion/example-x-rust-x-rustbyexample-com-x-std-result against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 11:42:34.335 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-6/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/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 +653da4fd006c97625247acd7e076d0782cdc149b-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 09 11:42:34.619 INFO blam! 178b6ab4763b24171b7e4460f832c7df1369f90c00f6ca3bd86075d7a986cc29
Nov 09 11:42:34.620 INFO running `"docker" "start" "-a" "178b6ab4763b24171b7e4460f832c7df1369f90c00f6ca3bd86075d7a986cc29"`
Nov 09 11:42:35.179 INFO kablam! usermod: no changes
Nov 09 11:42:35.227 INFO kablam!     Checking example-x-rust-x-rustbyexample-com-x-std-result v0.1.0 (/source)
Nov 09 11:42:35.428 INFO kablam! warning: enum is never used: `MathError`
Nov 09 11:42:35.428 INFO kablam!  --> src/main.rs:4:5
Nov 09 11:42:35.428 INFO kablam!   |
Nov 09 11:42:35.428 INFO kablam! 4 |     pub enum MathError {
Nov 09 11:42:35.428 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.428 INFO kablam!   |
Nov 09 11:42:35.428 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 11:42:35.428 INFO kablam! 
Nov 09 11:42:35.428 INFO kablam! warning: type alias is never used: `MathResult`
Nov 09 11:42:35.428 INFO kablam!   --> src/main.rs:10:5
Nov 09 11:42:35.428 INFO kablam!    |
Nov 09 11:42:35.435 INFO kablam! 10 |     pub type MathResult = Result<f64, MathError>;
Nov 09 11:42:35.435 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.435 INFO kablam! 
Nov 09 11:42:35.435 INFO kablam! warning: function is never used: `div`
Nov 09 11:42:35.435 INFO kablam!   --> src/main.rs:12:5
Nov 09 11:42:35.435 INFO kablam!    |
Nov 09 11:42:35.435 INFO kablam! 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Nov 09 11:42:35.435 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.435 INFO kablam! 
Nov 09 11:42:35.435 INFO kablam! warning: function is never used: `sqrt`
Nov 09 11:42:35.435 INFO kablam!   --> src/main.rs:23:5
Nov 09 11:42:35.435 INFO kablam!    |
Nov 09 11:42:35.435 INFO kablam! 23 |     pub fn sqrt(x: f64) -> MathResult {
Nov 09 11:42:35.435 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.435 INFO kablam! 
Nov 09 11:42:35.435 INFO kablam! warning: function is never used: `ln`
Nov 09 11:42:35.435 INFO kablam!   --> src/main.rs:31:5
Nov 09 11:42:35.435 INFO kablam!    |
Nov 09 11:42:35.435 INFO kablam! 31 |     pub fn ln(x: f64) -> MathResult {
Nov 09 11:42:35.435 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.435 INFO kablam! 
Nov 09 11:42:35.435 INFO kablam! warning: function is never used: `op`
Nov 09 11:42:35.435 INFO kablam!   --> src/main.rs:41:1
Nov 09 11:42:35.435 INFO kablam!    |
Nov 09 11:42:35.435 INFO kablam! 41 | fn op(x: f64, y: f64) -> f64 {
Nov 09 11:42:35.435 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.435 INFO kablam! 
Nov 09 11:42:35.497 INFO kablam! warning: enum is never used: `MathError`
Nov 09 11:42:35.497 INFO kablam!  --> src/main.rs:4:5
Nov 09 11:42:35.497 INFO kablam!   |
Nov 09 11:42:35.497 INFO kablam! 4 |     pub enum MathError {
Nov 09 11:42:35.497 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.497 INFO kablam!   |
Nov 09 11:42:35.497 INFO kablam!   = note: #[warn(dead_code)] on by default
Nov 09 11:42:35.497 INFO kablam! 
Nov 09 11:42:35.497 INFO kablam! warning: type alias is never used: `MathResult`
Nov 09 11:42:35.497 INFO kablam!   --> src/main.rs:10:5
Nov 09 11:42:35.497 INFO kablam!    |
Nov 09 11:42:35.497 INFO kablam! 10 |     pub type MathResult = Result<f64, MathError>;
Nov 09 11:42:35.497 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.497 INFO kablam! 
Nov 09 11:42:35.497 INFO kablam! warning: function is never used: `div`
Nov 09 11:42:35.497 INFO kablam!   --> src/main.rs:12:5
Nov 09 11:42:35.497 INFO kablam!    |
Nov 09 11:42:35.497 INFO kablam! 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Nov 09 11:42:35.497 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.497 INFO kablam! 
Nov 09 11:42:35.497 INFO kablam! warning: function is never used: `sqrt`
Nov 09 11:42:35.497 INFO kablam!   --> src/main.rs:23:5
Nov 09 11:42:35.497 INFO kablam!    |
Nov 09 11:42:35.497 INFO kablam! 23 |     pub fn sqrt(x: f64) -> MathResult {
Nov 09 11:42:35.497 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.497 INFO kablam! 
Nov 09 11:42:35.497 INFO kablam! warning: function is never used: `ln`
Nov 09 11:42:35.498 INFO kablam!   --> src/main.rs:31:5
Nov 09 11:42:35.498 INFO kablam!    |
Nov 09 11:42:35.498 INFO kablam! 31 |     pub fn ln(x: f64) -> MathResult {
Nov 09 11:42:35.498 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.498 INFO kablam! 
Nov 09 11:42:35.498 INFO kablam! warning: function is never used: `op`
Nov 09 11:42:35.498 INFO kablam!   --> src/main.rs:41:1
Nov 09 11:42:35.498 INFO kablam!    |
Nov 09 11:42:35.498 INFO kablam! 41 | fn op(x: f64, y: f64) -> f64 {
Nov 09 11:42:35.498 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:42:35.498 INFO kablam! 
Nov 09 11:42:35.507 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
Nov 09 11:42:35.510 INFO kablam! su: No module specific data is present
Nov 09 11:42:35.734 INFO running `"docker" "rm" "-f" "178b6ab4763b24171b7e4460f832c7df1369f90c00f6ca3bd86075d7a986cc29"`
Nov 09 11:42:35.898 INFO blam! 178b6ab4763b24171b7e4460f832c7df1369f90c00f6ca3bd86075d7a986cc29