Dec 13 16:38:45.762 INFO testing intrepion/example-x-rust-x-rustbyexample-com-x-std-result against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 16:38:45.763 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 16:38:45.938 INFO [stdout] 74079f5e8e1f090c6f292264168cbb24dacc239808fbb6a047ae182d1ec42819
Dec 13 16:38:45.940 INFO running `"docker" "start" "-a" "74079f5e8e1f090c6f292264168cbb24dacc239808fbb6a047ae182d1ec42819"`
Dec 13 16:38:46.367 INFO [stderr] usermod: no changes
Dec 13 16:38:46.418 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std-result v0.1.0 (/source)
Dec 13 16:38:46.675 INFO [stderr] warning: enum is never used: `MathError`
Dec 13 16:38:46.675 INFO [stderr]  --> src/main.rs:4:5
Dec 13 16:38:46.675 INFO [stderr]   |
Dec 13 16:38:46.675 INFO [stderr] 4 |     pub enum MathError {
Dec 13 16:38:46.675 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 16:38:46.675 INFO [stderr]   |
Dec 13 16:38:46.675 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 16:38:46.675 INFO [stderr] 
Dec 13 16:38:46.675 INFO [stderr] warning: type alias is never used: `MathResult`
Dec 13 16:38:46.675 INFO [stderr]   --> src/main.rs:10:5
Dec 13 16:38:46.675 INFO [stderr]    |
Dec 13 16:38:46.675 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Dec 13 16:38:46.675 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:46.675 INFO [stderr] 
Dec 13 16:38:46.675 INFO [stderr] warning: function is never used: `div`
Dec 13 16:38:46.675 INFO [stderr]   --> src/main.rs:12:5
Dec 13 16:38:46.675 INFO [stderr]    |
Dec 13 16:38:46.675 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Dec 13 16:38:46.675 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:46.675 INFO [stderr] 
Dec 13 16:38:46.675 INFO [stderr] warning: function is never used: `sqrt`
Dec 13 16:38:46.675 INFO [stderr]   --> src/main.rs:23:5
Dec 13 16:38:46.675 INFO [stderr]    |
Dec 13 16:38:46.675 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Dec 13 16:38:46.675 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:46.675 INFO [stderr] 
Dec 13 16:38:46.675 INFO [stderr] warning: function is never used: `ln`
Dec 13 16:38:46.675 INFO [stderr]   --> src/main.rs:31:5
Dec 13 16:38:46.675 INFO [stderr]    |
Dec 13 16:38:46.675 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Dec 13 16:38:46.675 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:46.675 INFO [stderr] 
Dec 13 16:38:46.675 INFO [stderr] warning: function is never used: `op`
Dec 13 16:38:46.675 INFO [stderr]   --> src/main.rs:41:1
Dec 13 16:38:46.675 INFO [stderr]    |
Dec 13 16:38:46.675 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Dec 13 16:38:46.675 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:46.675 INFO [stderr] 
Dec 13 16:38:46.808 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
Dec 13 16:38:46.810 INFO [stderr] su: No module specific data is present
Dec 13 16:38:47.042 INFO running `"docker" "inspect" "74079f5e8e1f090c6f292264168cbb24dacc239808fbb6a047ae182d1ec42819"`
Dec 13 16:38:47.156 INFO running `"docker" "rm" "-f" "74079f5e8e1f090c6f292264168cbb24dacc239808fbb6a047ae182d1ec42819"`
Dec 13 16:38:47.230 INFO [stdout] 74079f5e8e1f090c6f292264168cbb24dacc239808fbb6a047ae182d1ec42819
Dec 13 16:38:47.232 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 16:38:47.461 INFO [stdout] fda621ec2ab17dfb8d74300da7acd4fb4b6884fa71881d6ab3f04f15c29b9616
Dec 13 16:38:47.463 INFO running `"docker" "start" "-a" "fda621ec2ab17dfb8d74300da7acd4fb4b6884fa71881d6ab3f04f15c29b9616"`
Dec 13 16:38:47.815 INFO [stderr] usermod: no changes
Dec 13 16:38:47.857 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std-result v0.1.0 (/source)
Dec 13 16:38:48.185 INFO [stderr] warning: enum is never used: `MathError`
Dec 13 16:38:48.185 INFO [stderr]  --> src/main.rs:4:5
Dec 13 16:38:48.185 INFO [stderr]   |
Dec 13 16:38:48.185 INFO [stderr] 4 |     pub enum MathError {
Dec 13 16:38:48.185 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 16:38:48.185 INFO [stderr]   |
Dec 13 16:38:48.185 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 16:38:48.185 INFO [stderr] 
Dec 13 16:38:48.185 INFO [stderr] warning: type alias is never used: `MathResult`
Dec 13 16:38:48.185 INFO [stderr]   --> src/main.rs:10:5
Dec 13 16:38:48.185 INFO [stderr]    |
Dec 13 16:38:48.185 INFO [stderr] 10 |     pub type MathResult = Result<f64, MathError>;
Dec 13 16:38:48.185 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:48.185 INFO [stderr] 
Dec 13 16:38:48.185 INFO [stderr] warning: function is never used: `div`
Dec 13 16:38:48.185 INFO [stderr]   --> src/main.rs:12:5
Dec 13 16:38:48.185 INFO [stderr]    |
Dec 13 16:38:48.185 INFO [stderr] 12 |     pub fn div(x: f64, y: f64) -> MathResult {
Dec 13 16:38:48.185 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:48.185 INFO [stderr] 
Dec 13 16:38:48.185 INFO [stderr] warning: function is never used: `sqrt`
Dec 13 16:38:48.185 INFO [stderr]   --> src/main.rs:23:5
Dec 13 16:38:48.185 INFO [stderr]    |
Dec 13 16:38:48.185 INFO [stderr] 23 |     pub fn sqrt(x: f64) -> MathResult {
Dec 13 16:38:48.185 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:48.185 INFO [stderr] 
Dec 13 16:38:48.185 INFO [stderr] warning: function is never used: `ln`
Dec 13 16:38:48.185 INFO [stderr]   --> src/main.rs:31:5
Dec 13 16:38:48.185 INFO [stderr]    |
Dec 13 16:38:48.185 INFO [stderr] 31 |     pub fn ln(x: f64) -> MathResult {
Dec 13 16:38:48.185 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:48.185 INFO [stderr] 
Dec 13 16:38:48.185 INFO [stderr] warning: function is never used: `op`
Dec 13 16:38:48.185 INFO [stderr]   --> src/main.rs:41:1
Dec 13 16:38:48.185 INFO [stderr]    |
Dec 13 16:38:48.185 INFO [stderr] 41 | fn op(x: f64, y: f64) -> f64 {
Dec 13 16:38:48.185 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 16:38:48.185 INFO [stderr] 
Dec 13 16:38:48.405 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 13 16:38:48.405 INFO [stderr] su: No module specific data is present
Dec 13 16:38:48.612 INFO running `"docker" "inspect" "fda621ec2ab17dfb8d74300da7acd4fb4b6884fa71881d6ab3f04f15c29b9616"`
Dec 13 16:38:48.705 INFO running `"docker" "rm" "-f" "fda621ec2ab17dfb8d74300da7acd4fb4b6884fa71881d6ab3f04f15c29b9616"`
Dec 13 16:38:48.837 INFO [stdout] fda621ec2ab17dfb8d74300da7acd4fb4b6884fa71881d6ab3f04f15c29b9616
Dec 13 16:38:48.837 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 16:38:49.042 INFO [stdout] 882af7cd8af500b16317ceab464dceb20617ecf026c582de238f03ef163f3967
Dec 13 16:38:49.046 INFO running `"docker" "start" "-a" "882af7cd8af500b16317ceab464dceb20617ecf026c582de238f03ef163f3967"`
Dec 13 16:38:49.384 INFO [stderr] usermod: no changes
Dec 13 16:38:49.407 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 16:38:49.407 INFO [stderr]      Running /target/debug/deps/example_x_rust_x_rustbyexample_com_x_std_result-019910065658aac6
Dec 13 16:38:49.412 INFO [stdout] 
Dec 13 16:38:49.412 INFO [stdout] running 0 tests
Dec 13 16:38:49.412 INFO [stdout] 
Dec 13 16:38:49.412 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 16:38:49.412 INFO [stdout] 
Dec 13 16:38:49.414 INFO [stderr] su: No module specific data is present
Dec 13 16:38:49.672 INFO running `"docker" "inspect" "882af7cd8af500b16317ceab464dceb20617ecf026c582de238f03ef163f3967"`
Dec 13 16:38:49.756 INFO running `"docker" "rm" "-f" "882af7cd8af500b16317ceab464dceb20617ecf026c582de238f03ef163f3967"`
Dec 13 16:38:49.846 INFO [stdout] 882af7cd8af500b16317ceab464dceb20617ecf026c582de238f03ef163f3967