Dec 05 20:53:50.490 INFO testing intrepion/example-x-rust-x-rustbyexample-com-x-std-result against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 20:53:50.490 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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"`
Dec 05 20:53:50.651 INFO [stdout] f4626555815f2d34da263fa9d68fc28ff31c3bd5a8f3dd918689ac25123b36c4
Dec 05 20:53:50.654 INFO running `"docker" "start" "-a" "f4626555815f2d34da263fa9d68fc28ff31c3bd5a8f3dd918689ac25123b36c4"`
Dec 05 20:53:50.990 INFO [stderr] usermod: no changes
Dec 05 20:53:51.009 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std-result v0.1.0 (/source)
Dec 05 20:53:51.213 INFO [stderr] warning: enum is never used: `MathError`
Dec 05 20:53:51.213 INFO [stderr]  --> src/main.rs:4:5
Dec 05 20:53:51.213 INFO [stderr]   |
Dec 05 20:53:51.213 INFO [stderr] 4 |     pub enum MathError {
Dec 05 20:53:51.213 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 05 20:53:51.213 INFO [stderr]   |
Dec 05 20:53:51.213 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 20:53:51.213 INFO [stderr] 
Dec 05 20:53:51.213 INFO [stderr] warning: type alias is never used: `MathResult`
Dec 05 20:53:51.213 INFO [stderr]   --> src/main.rs:10:5
Dec 05 20:53:51.213 INFO [stderr]    |
Dec 05 20:53:51.213 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Dec 05 20:53:51.213 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:51.213 INFO [stderr] 
Dec 05 20:53:51.213 INFO [stderr] warning: function is never used: `div`
Dec 05 20:53:51.213 INFO [stderr]   --> src/main.rs:12:5
Dec 05 20:53:51.213 INFO [stderr]    |
Dec 05 20:53:51.213 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Dec 05 20:53:51.213 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:51.213 INFO [stderr] 
Dec 05 20:53:51.213 INFO [stderr] warning: function is never used: `sqrt`
Dec 05 20:53:51.213 INFO [stderr]   --> src/main.rs:23:5
Dec 05 20:53:51.213 INFO [stderr]    |
Dec 05 20:53:51.213 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Dec 05 20:53:51.214 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:51.214 INFO [stderr] 
Dec 05 20:53:51.214 INFO [stderr] warning: function is never used: `ln`
Dec 05 20:53:51.214 INFO [stderr]   --> src/main.rs:31:5
Dec 05 20:53:51.214 INFO [stderr]    |
Dec 05 20:53:51.214 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Dec 05 20:53:51.214 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:51.214 INFO [stderr] 
Dec 05 20:53:51.214 INFO [stderr] warning: function is never used: `op`
Dec 05 20:53:51.214 INFO [stderr]   --> src/main.rs:41:1
Dec 05 20:53:51.214 INFO [stderr]    |
Dec 05 20:53:51.214 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Dec 05 20:53:51.214 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:51.214 INFO [stderr] 
Dec 05 20:53:51.355 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
Dec 05 20:53:51.356 INFO [stderr] su: No module specific data is present
Dec 05 20:53:51.597 INFO running `"docker" "inspect" "f4626555815f2d34da263fa9d68fc28ff31c3bd5a8f3dd918689ac25123b36c4"`
Dec 05 20:53:51.678 INFO running `"docker" "rm" "-f" "f4626555815f2d34da263fa9d68fc28ff31c3bd5a8f3dd918689ac25123b36c4"`
Dec 05 20:53:51.761 INFO [stdout] f4626555815f2d34da263fa9d68fc28ff31c3bd5a8f3dd918689ac25123b36c4
Dec 05 20:53:51.766 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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"`
Dec 05 20:53:51.943 INFO [stdout] 3f82a69529e1c7af434ef8f59f82da84ab81bb21715d8f09301501aae0ab1c80
Dec 05 20:53:51.950 INFO running `"docker" "start" "-a" "3f82a69529e1c7af434ef8f59f82da84ab81bb21715d8f09301501aae0ab1c80"`
Dec 05 20:53:52.336 INFO [stderr] usermod: no changes
Dec 05 20:53:52.358 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std-result v0.1.0 (/source)
Dec 05 20:53:52.605 INFO [stderr] warning: enum is never used: `MathError`
Dec 05 20:53:52.606 INFO [stderr]  --> src/main.rs:4:5
Dec 05 20:53:52.606 INFO [stderr]   |
Dec 05 20:53:52.606 INFO [stderr] 4 |     pub enum MathError {
Dec 05 20:53:52.606 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 05 20:53:52.606 INFO [stderr]   |
Dec 05 20:53:52.606 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 20:53:52.606 INFO [stderr] 
Dec 05 20:53:52.606 INFO [stderr] warning: type alias is never used: `MathResult`
Dec 05 20:53:52.606 INFO [stderr]   --> src/main.rs:10:5
Dec 05 20:53:52.606 INFO [stderr]    |
Dec 05 20:53:52.606 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Dec 05 20:53:52.606 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:52.606 INFO [stderr] 
Dec 05 20:53:52.606 INFO [stderr] warning: function is never used: `div`
Dec 05 20:53:52.606 INFO [stderr]   --> src/main.rs:12:5
Dec 05 20:53:52.606 INFO [stderr]    |
Dec 05 20:53:52.606 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Dec 05 20:53:52.606 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:52.606 INFO [stderr] 
Dec 05 20:53:52.606 INFO [stderr] warning: function is never used: `sqrt`
Dec 05 20:53:52.606 INFO [stderr]   --> src/main.rs:23:5
Dec 05 20:53:52.606 INFO [stderr]    |
Dec 05 20:53:52.606 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Dec 05 20:53:52.606 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:52.606 INFO [stderr] 
Dec 05 20:53:52.606 INFO [stderr] warning: function is never used: `ln`
Dec 05 20:53:52.606 INFO [stderr]   --> src/main.rs:31:5
Dec 05 20:53:52.606 INFO [stderr]    |
Dec 05 20:53:52.606 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Dec 05 20:53:52.606 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:52.606 INFO [stderr] 
Dec 05 20:53:52.606 INFO [stderr] warning: function is never used: `op`
Dec 05 20:53:52.606 INFO [stderr]   --> src/main.rs:41:1
Dec 05 20:53:52.606 INFO [stderr]    |
Dec 05 20:53:52.606 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Dec 05 20:53:52.606 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:53:52.606 INFO [stderr] 
Dec 05 20:53:52.814 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
Dec 05 20:53:52.816 INFO [stderr] su: No module specific data is present
Dec 05 20:53:53.049 INFO running `"docker" "inspect" "3f82a69529e1c7af434ef8f59f82da84ab81bb21715d8f09301501aae0ab1c80"`
Dec 05 20:53:53.124 INFO running `"docker" "rm" "-f" "3f82a69529e1c7af434ef8f59f82da84ab81bb21715d8f09301501aae0ab1c80"`
Dec 05 20:53:53.226 INFO [stdout] 3f82a69529e1c7af434ef8f59f82da84ab81bb21715d8f09301501aae0ab1c80
Dec 05 20:53:53.229 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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"`
Dec 05 20:53:53.404 INFO [stdout] 2430746bc292ad6fb3869ae30a9c76d3a6ca95b84da78809a49ae63554d1dd38
Dec 05 20:53:53.407 INFO running `"docker" "start" "-a" "2430746bc292ad6fb3869ae30a9c76d3a6ca95b84da78809a49ae63554d1dd38"`
Dec 05 20:53:53.770 INFO [stderr] usermod: no changes
Dec 05 20:53:53.802 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 20:53:53.802 INFO [stderr]      Running /target/debug/deps/example_x_rust_x_rustbyexample_com_x_std_result-640ba8f0c494aad8
Dec 05 20:53:53.804 INFO [stdout] 
Dec 05 20:53:53.804 INFO [stdout] running 0 tests
Dec 05 20:53:53.804 INFO [stdout] 
Dec 05 20:53:53.804 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 20:53:53.804 INFO [stdout] 
Dec 05 20:53:53.805 INFO [stderr] su: No module specific data is present
Dec 05 20:53:54.029 INFO running `"docker" "inspect" "2430746bc292ad6fb3869ae30a9c76d3a6ca95b84da78809a49ae63554d1dd38"`
Dec 05 20:53:54.094 INFO running `"docker" "rm" "-f" "2430746bc292ad6fb3869ae30a9c76d3a6ca95b84da78809a49ae63554d1dd38"`
Dec 05 20:53:54.187 INFO [stdout] 2430746bc292ad6fb3869ae30a9c76d3a6ca95b84da78809a49ae63554d1dd38