Nov 28 03:54:46.382 INFO checking intrepion/example-x-rust-x-rustbyexample-com-x-std-result against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 03:54:46.382 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 03:54:46.499 INFO [stdout] 2ea6f6b229c72f4b4a0c7f235a77f55ac3a3a82020d17a3b9dd978422dfd911a
Nov 28 03:54:46.501 INFO running `"docker" "start" "-a" "2ea6f6b229c72f4b4a0c7f235a77f55ac3a3a82020d17a3b9dd978422dfd911a"`
Nov 28 03:54:46.985 INFO [stderr] usermod: no changes
Nov 28 03:54:47.005 INFO [stderr]     Checking example-x-rust-x-rustbyexample-com-x-std-result v0.1.0 (/source)
Nov 28 03:54:47.267 INFO [stderr] warning: enum is never used: `MathError`
Nov 28 03:54:47.267 INFO [stderr]  --> src/main.rs:4:5
Nov 28 03:54:47.267 INFO [stderr]   |
Nov 28 03:54:47.267 INFO [stderr] 4 |     pub enum MathError {
Nov 28 03:54:47.267 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.267 INFO [stderr]   |
Nov 28 03:54:47.267 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 03:54:47.267 INFO [stderr] 
Nov 28 03:54:47.267 INFO [stderr] warning: type alias is never used: `MathResult`
Nov 28 03:54:47.267 INFO [stderr]   --> src/main.rs:10:5
Nov 28 03:54:47.267 INFO [stderr]    |
Nov 28 03:54:47.267 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Nov 28 03:54:47.267 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.267 INFO [stderr] 
Nov 28 03:54:47.267 INFO [stderr] warning: function is never used: `div`
Nov 28 03:54:47.268 INFO [stderr]   --> src/main.rs:12:5
Nov 28 03:54:47.268 INFO [stderr]    |
Nov 28 03:54:47.268 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Nov 28 03:54:47.268 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.268 INFO [stderr] 
Nov 28 03:54:47.268 INFO [stderr] warning: function is never used: `sqrt`
Nov 28 03:54:47.268 INFO [stderr]   --> src/main.rs:23:5
Nov 28 03:54:47.268 INFO [stderr]    |
Nov 28 03:54:47.268 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Nov 28 03:54:47.268 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.268 INFO [stderr] 
Nov 28 03:54:47.268 INFO [stderr] warning: function is never used: `ln`
Nov 28 03:54:47.268 INFO [stderr]   --> src/main.rs:31:5
Nov 28 03:54:47.268 INFO [stderr]    |
Nov 28 03:54:47.268 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Nov 28 03:54:47.268 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.268 INFO [stderr] 
Nov 28 03:54:47.268 INFO [stderr] warning: function is never used: `op`
Nov 28 03:54:47.268 INFO [stderr]   --> src/main.rs:41:1
Nov 28 03:54:47.268 INFO [stderr]    |
Nov 28 03:54:47.268 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Nov 28 03:54:47.269 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.269 INFO [stderr] 
Nov 28 03:54:47.355 INFO [stderr] warning: enum is never used: `MathError`
Nov 28 03:54:47.355 INFO [stderr]  --> src/main.rs:4:5
Nov 28 03:54:47.355 INFO [stderr]   |
Nov 28 03:54:47.356 INFO [stderr] 4 |     pub enum MathError {
Nov 28 03:54:47.356 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.356 INFO [stderr]   |
Nov 28 03:54:47.356 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 03:54:47.356 INFO [stderr] 
Nov 28 03:54:47.356 INFO [stderr] warning: type alias is never used: `MathResult`
Nov 28 03:54:47.356 INFO [stderr]   --> src/main.rs:10:5
Nov 28 03:54:47.356 INFO [stderr]    |
Nov 28 03:54:47.356 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Nov 28 03:54:47.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.356 INFO [stderr] 
Nov 28 03:54:47.356 INFO [stderr] warning: function is never used: `div`
Nov 28 03:54:47.356 INFO [stderr]   --> src/main.rs:12:5
Nov 28 03:54:47.356 INFO [stderr]    |
Nov 28 03:54:47.356 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Nov 28 03:54:47.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.356 INFO [stderr] 
Nov 28 03:54:47.356 INFO [stderr] warning: function is never used: `sqrt`
Nov 28 03:54:47.356 INFO [stderr]   --> src/main.rs:23:5
Nov 28 03:54:47.356 INFO [stderr]    |
Nov 28 03:54:47.356 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Nov 28 03:54:47.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.356 INFO [stderr] 
Nov 28 03:54:47.356 INFO [stderr] warning: function is never used: `ln`
Nov 28 03:54:47.356 INFO [stderr]   --> src/main.rs:31:5
Nov 28 03:54:47.356 INFO [stderr]    |
Nov 28 03:54:47.356 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Nov 28 03:54:47.356 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.356 INFO [stderr] 
Nov 28 03:54:47.356 INFO [stderr] warning: function is never used: `op`
Nov 28 03:54:47.356 INFO [stderr]   --> src/main.rs:41:1
Nov 28 03:54:47.356 INFO [stderr]    |
Nov 28 03:54:47.356 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Nov 28 03:54:47.356 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.356 INFO [stderr] 
Nov 28 03:54:47.363 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
Nov 28 03:54:47.366 INFO [stderr] su: No module specific data is present
Nov 28 03:54:47.580 INFO running `"docker" "inspect" "2ea6f6b229c72f4b4a0c7f235a77f55ac3a3a82020d17a3b9dd978422dfd911a"`
Nov 28 03:54:47.665 INFO running `"docker" "rm" "-f" "2ea6f6b229c72f4b4a0c7f235a77f55ac3a3a82020d17a3b9dd978422dfd911a"`
Nov 28 03:54:47.743 INFO [stdout] 2ea6f6b229c72f4b4a0c7f235a77f55ac3a3a82020d17a3b9dd978422dfd911a