Nov 28 03:54:46.444 INFO checking intrepion/example-x-rust-x-rustbyexample-com-x-std-result against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 03:54:46.444 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 03:54:46.596 INFO [stdout] e456afd788b35970babf6d3d0db0039682be558609f201adc902f330786d1187
Nov 28 03:54:46.597 INFO running `"docker" "start" "-a" "e456afd788b35970babf6d3d0db0039682be558609f201adc902f330786d1187"`
Nov 28 03:54:47.005 INFO [stderr] usermod: no changes
Nov 28 03:54:47.028 INFO [stderr]     Checking example-x-rust-x-rustbyexample-com-x-std-result v0.1.0 (/source)
Nov 28 03:54:47.310 INFO [stderr] warning: enum is never used: `MathError`
Nov 28 03:54:47.310 INFO [stderr]  --> src/main.rs:4:5
Nov 28 03:54:47.310 INFO [stderr]   |
Nov 28 03:54:47.310 INFO [stderr] 4 |     pub enum MathError {
Nov 28 03:54:47.310 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.310 INFO [stderr]   |
Nov 28 03:54:47.310 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 03:54:47.310 INFO [stderr] 
Nov 28 03:54:47.310 INFO [stderr] warning: type alias is never used: `MathResult`
Nov 28 03:54:47.310 INFO [stderr]   --> src/main.rs:10:5
Nov 28 03:54:47.310 INFO [stderr]    |
Nov 28 03:54:47.311 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Nov 28 03:54:47.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.311 INFO [stderr] 
Nov 28 03:54:47.311 INFO [stderr] warning: function is never used: `div`
Nov 28 03:54:47.311 INFO [stderr]   --> src/main.rs:12:5
Nov 28 03:54:47.311 INFO [stderr]    |
Nov 28 03:54:47.311 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Nov 28 03:54:47.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.311 INFO [stderr] 
Nov 28 03:54:47.311 INFO [stderr] warning: function is never used: `sqrt`
Nov 28 03:54:47.311 INFO [stderr]   --> src/main.rs:23:5
Nov 28 03:54:47.311 INFO [stderr]    |
Nov 28 03:54:47.311 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Nov 28 03:54:47.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.311 INFO [stderr] 
Nov 28 03:54:47.311 INFO [stderr] warning: function is never used: `ln`
Nov 28 03:54:47.311 INFO [stderr]   --> src/main.rs:31:5
Nov 28 03:54:47.311 INFO [stderr]    |
Nov 28 03:54:47.311 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Nov 28 03:54:47.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.311 INFO [stderr] 
Nov 28 03:54:47.312 INFO [stderr] warning: function is never used: `op`
Nov 28 03:54:47.312 INFO [stderr]   --> src/main.rs:41:1
Nov 28 03:54:47.312 INFO [stderr]    |
Nov 28 03:54:47.312 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Nov 28 03:54:47.312 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.312 INFO [stderr] 
Nov 28 03:54:47.359 INFO [stderr] warning: enum is never used: `MathError`
Nov 28 03:54:47.359 INFO [stderr]  --> src/main.rs:4:5
Nov 28 03:54:47.359 INFO [stderr]   |
Nov 28 03:54:47.359 INFO [stderr] 4 |     pub enum MathError {
Nov 28 03:54:47.359 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.359 INFO [stderr]   |
Nov 28 03:54:47.359 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 03:54:47.359 INFO [stderr] 
Nov 28 03:54:47.359 INFO [stderr] warning: type alias is never used: `MathResult`
Nov 28 03:54:47.359 INFO [stderr]   --> src/main.rs:10:5
Nov 28 03:54:47.359 INFO [stderr]    |
Nov 28 03:54:47.359 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Nov 28 03:54:47.359 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.359 INFO [stderr] 
Nov 28 03:54:47.359 INFO [stderr] warning: function is never used: `div`
Nov 28 03:54:47.359 INFO [stderr]   --> src/main.rs:12:5
Nov 28 03:54:47.359 INFO [stderr]    |
Nov 28 03:54:47.359 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Nov 28 03:54:47.359 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.359 INFO [stderr] 
Nov 28 03:54:47.359 INFO [stderr] warning: function is never used: `sqrt`
Nov 28 03:54:47.359 INFO [stderr]   --> src/main.rs:23:5
Nov 28 03:54:47.359 INFO [stderr]    |
Nov 28 03:54:47.359 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Nov 28 03:54:47.359 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.359 INFO [stderr] 
Nov 28 03:54:47.360 INFO [stderr] warning: function is never used: `ln`
Nov 28 03:54:47.360 INFO [stderr]   --> src/main.rs:31:5
Nov 28 03:54:47.360 INFO [stderr]    |
Nov 28 03:54:47.360 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Nov 28 03:54:47.360 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.360 INFO [stderr] 
Nov 28 03:54:47.360 INFO [stderr] warning: function is never used: `op`
Nov 28 03:54:47.360 INFO [stderr]   --> src/main.rs:41:1
Nov 28 03:54:47.360 INFO [stderr]    |
Nov 28 03:54:47.360 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Nov 28 03:54:47.360 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 03:54:47.360 INFO [stderr] 
Nov 28 03:54:47.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Nov 28 03:54:47.369 INFO [stderr] su: No module specific data is present
Nov 28 03:54:47.577 INFO running `"docker" "inspect" "e456afd788b35970babf6d3d0db0039682be558609f201adc902f330786d1187"`
Nov 28 03:54:47.681 INFO running `"docker" "rm" "-f" "e456afd788b35970babf6d3d0db0039682be558609f201adc902f330786d1187"`
Nov 28 03:54:47.794 INFO [stdout] e456afd788b35970babf6d3d0db0039682be558609f201adc902f330786d1187