Dec 05 20:54:22.885 INFO testing intrepion/example-x-rust-x-rustbyexample-com-x-primitives against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 20:54:22.885 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 20:54:23.077 INFO [stdout] c8a95b5593456605a45a409cf81ddd1579224a12a97bdbf69cae76e80f8ff72b
Dec 05 20:54:23.078 INFO running `"docker" "start" "-a" "c8a95b5593456605a45a409cf81ddd1579224a12a97bdbf69cae76e80f8ff72b"`
Dec 05 20:54:23.516 INFO [stderr] usermod: no changes
Dec 05 20:54:23.545 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-primitives v0.1.0 (/source)
Dec 05 20:54:23.741 INFO [stderr] warning: unused variable: `logical`
Dec 05 20:54:23.741 INFO [stderr]  --> src/main.rs:3:9
Dec 05 20:54:23.741 INFO [stderr]   |
Dec 05 20:54:23.741 INFO [stderr] 3 |     let logical: bool = true;
Dec 05 20:54:23.741 INFO [stderr]   |         ^^^^^^^ help: consider using `_logical` instead
Dec 05 20:54:23.741 INFO [stderr]   |
Dec 05 20:54:23.741 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 20:54:23.741 INFO [stderr] 
Dec 05 20:54:23.741 INFO [stderr] warning: unused variable: `a_float`
Dec 05 20:54:23.741 INFO [stderr]  --> src/main.rs:5:9
Dec 05 20:54:23.741 INFO [stderr]   |
Dec 05 20:54:23.741 INFO [stderr] 5 |     let a_float: f64 = 1.0;  // Regular annotation
Dec 05 20:54:23.741 INFO [stderr]   |         ^^^^^^^ help: consider using `_a_float` instead
Dec 05 20:54:23.741 INFO [stderr] 
Dec 05 20:54:23.741 INFO [stderr] warning: unused variable: `an_integer`
Dec 05 20:54:23.741 INFO [stderr]  --> src/main.rs:6:9
Dec 05 20:54:23.741 INFO [stderr]   |
Dec 05 20:54:23.741 INFO [stderr] 6 |     let an_integer   = 5i32; // Suffix annotation
Dec 05 20:54:23.741 INFO [stderr]   |         ^^^^^^^^^^ help: consider using `_an_integer` instead
Dec 05 20:54:23.741 INFO [stderr] 
Dec 05 20:54:23.741 INFO [stderr] warning: unused variable: `default_float`
Dec 05 20:54:23.741 INFO [stderr]  --> src/main.rs:9:9
Dec 05 20:54:23.741 INFO [stderr]   |
Dec 05 20:54:23.741 INFO [stderr] 9 |     let default_float   = 3.0; // `f64`
Dec 05 20:54:23.741 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_default_float` instead
Dec 05 20:54:23.741 INFO [stderr] 
Dec 05 20:54:23.741 INFO [stderr] warning: unused variable: `default_integer`
Dec 05 20:54:23.741 INFO [stderr]   --> src/main.rs:10:9
Dec 05 20:54:23.741 INFO [stderr]    |
Dec 05 20:54:23.741 INFO [stderr] 10 |     let default_integer = 7;   // `i32`
Dec 05 20:54:23.741 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_default_integer` instead
Dec 05 20:54:23.741 INFO [stderr] 
Dec 05 20:54:23.741 INFO [stderr] warning: unused variable: `mutable`
Dec 05 20:54:23.741 INFO [stderr]   --> src/main.rs:12:13
Dec 05 20:54:23.741 INFO [stderr]    |
Dec 05 20:54:23.741 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 05 20:54:23.741 INFO [stderr]    |             ^^^^^^^ help: consider using `_mutable` instead
Dec 05 20:54:23.741 INFO [stderr] 
Dec 05 20:54:23.741 INFO [stderr] warning: variable does not need to be mutable
Dec 05 20:54:23.741 INFO [stderr]   --> src/main.rs:12:9
Dec 05 20:54:23.741 INFO [stderr]    |
Dec 05 20:54:23.741 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 05 20:54:23.742 INFO [stderr]    |         ----^^^^^^^
Dec 05 20:54:23.742 INFO [stderr]    |         |
Dec 05 20:54:23.742 INFO [stderr]    |         help: remove this `mut`
Dec 05 20:54:23.742 INFO [stderr]    |
Dec 05 20:54:23.742 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 20:54:23.742 INFO [stderr] 
Dec 05 20:54:23.884 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
Dec 05 20:54:23.884 INFO [stderr] su: No module specific data is present
Dec 05 20:54:24.136 INFO running `"docker" "inspect" "c8a95b5593456605a45a409cf81ddd1579224a12a97bdbf69cae76e80f8ff72b"`
Dec 05 20:54:24.197 INFO running `"docker" "rm" "-f" "c8a95b5593456605a45a409cf81ddd1579224a12a97bdbf69cae76e80f8ff72b"`
Dec 05 20:54:24.267 INFO [stdout] c8a95b5593456605a45a409cf81ddd1579224a12a97bdbf69cae76e80f8ff72b
Dec 05 20:54:24.269 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 20:54:24.459 INFO [stdout] 850aa1a6cc63e299065231af8eedea5b494f11457a508b092d9ea51f18b9834e
Dec 05 20:54:24.460 INFO running `"docker" "start" "-a" "850aa1a6cc63e299065231af8eedea5b494f11457a508b092d9ea51f18b9834e"`
Dec 05 20:54:24.884 INFO [stderr] usermod: no changes
Dec 05 20:54:24.912 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-primitives v0.1.0 (/source)
Dec 05 20:54:25.147 INFO [stderr] warning: unused variable: `logical`
Dec 05 20:54:25.148 INFO [stderr]  --> src/main.rs:3:9
Dec 05 20:54:25.148 INFO [stderr]   |
Dec 05 20:54:25.148 INFO [stderr] 3 |     let logical: bool = true;
Dec 05 20:54:25.148 INFO [stderr]   |         ^^^^^^^ help: consider using `_logical` instead
Dec 05 20:54:25.148 INFO [stderr]   |
Dec 05 20:54:25.148 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 05 20:54:25.148 INFO [stderr] 
Dec 05 20:54:25.148 INFO [stderr] warning: unused variable: `a_float`
Dec 05 20:54:25.148 INFO [stderr]  --> src/main.rs:5:9
Dec 05 20:54:25.148 INFO [stderr]   |
Dec 05 20:54:25.148 INFO [stderr] 5 |     let a_float: f64 = 1.0;  // Regular annotation
Dec 05 20:54:25.148 INFO [stderr]   |         ^^^^^^^ help: consider using `_a_float` instead
Dec 05 20:54:25.148 INFO [stderr] 
Dec 05 20:54:25.148 INFO [stderr] warning: unused variable: `an_integer`
Dec 05 20:54:25.148 INFO [stderr]  --> src/main.rs:6:9
Dec 05 20:54:25.148 INFO [stderr]   |
Dec 05 20:54:25.148 INFO [stderr] 6 |     let an_integer   = 5i32; // Suffix annotation
Dec 05 20:54:25.148 INFO [stderr]   |         ^^^^^^^^^^ help: consider using `_an_integer` instead
Dec 05 20:54:25.148 INFO [stderr] 
Dec 05 20:54:25.148 INFO [stderr] warning: unused variable: `default_float`
Dec 05 20:54:25.148 INFO [stderr]  --> src/main.rs:9:9
Dec 05 20:54:25.148 INFO [stderr]   |
Dec 05 20:54:25.148 INFO [stderr] 9 |     let default_float   = 3.0; // `f64`
Dec 05 20:54:25.148 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_default_float` instead
Dec 05 20:54:25.148 INFO [stderr] 
Dec 05 20:54:25.148 INFO [stderr] warning: unused variable: `default_integer`
Dec 05 20:54:25.148 INFO [stderr]   --> src/main.rs:10:9
Dec 05 20:54:25.148 INFO [stderr]    |
Dec 05 20:54:25.148 INFO [stderr] 10 |     let default_integer = 7;   // `i32`
Dec 05 20:54:25.148 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_default_integer` instead
Dec 05 20:54:25.148 INFO [stderr] 
Dec 05 20:54:25.148 INFO [stderr] warning: unused variable: `mutable`
Dec 05 20:54:25.148 INFO [stderr]   --> src/main.rs:12:13
Dec 05 20:54:25.148 INFO [stderr]    |
Dec 05 20:54:25.148 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 05 20:54:25.148 INFO [stderr]    |             ^^^^^^^ help: consider using `_mutable` instead
Dec 05 20:54:25.148 INFO [stderr] 
Dec 05 20:54:25.149 INFO [stderr] warning: variable does not need to be mutable
Dec 05 20:54:25.149 INFO [stderr]   --> src/main.rs:12:9
Dec 05 20:54:25.149 INFO [stderr]    |
Dec 05 20:54:25.149 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 05 20:54:25.149 INFO [stderr]    |         ----^^^^^^^
Dec 05 20:54:25.149 INFO [stderr]    |         |
Dec 05 20:54:25.149 INFO [stderr]    |         help: remove this `mut`
Dec 05 20:54:25.149 INFO [stderr]    |
Dec 05 20:54:25.149 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 20:54:25.149 INFO [stderr] 
Dec 05 20:54:25.340 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Dec 05 20:54:25.342 INFO [stderr] su: No module specific data is present
Dec 05 20:54:25.562 INFO running `"docker" "inspect" "850aa1a6cc63e299065231af8eedea5b494f11457a508b092d9ea51f18b9834e"`
Dec 05 20:54:25.625 INFO running `"docker" "rm" "-f" "850aa1a6cc63e299065231af8eedea5b494f11457a508b092d9ea51f18b9834e"`
Dec 05 20:54:25.730 INFO [stdout] 850aa1a6cc63e299065231af8eedea5b494f11457a508b092d9ea51f18b9834e
Dec 05 20:54:25.732 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 20:54:25.847 INFO [stdout] a1dde9b6c41edba0f9ef6611db7481c6cd33b55d06efdeb2cb77e8c9d1f53ee4
Dec 05 20:54:25.850 INFO running `"docker" "start" "-a" "a1dde9b6c41edba0f9ef6611db7481c6cd33b55d06efdeb2cb77e8c9d1f53ee4"`
Dec 05 20:54:26.160 INFO [stderr] usermod: no changes
Dec 05 20:54:26.189 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 20:54:26.189 INFO [stderr]      Running /target/debug/deps/example_x_rust_x_rustbyexample_com_x_primitives-6ffc3b1c6154ae64
Dec 05 20:54:26.191 INFO [stdout] 
Dec 05 20:54:26.191 INFO [stdout] running 0 tests
Dec 05 20:54:26.191 INFO [stdout] 
Dec 05 20:54:26.191 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 20:54:26.191 INFO [stdout] 
Dec 05 20:54:26.192 INFO [stderr] su: No module specific data is present
Dec 05 20:54:26.437 INFO running `"docker" "inspect" "a1dde9b6c41edba0f9ef6611db7481c6cd33b55d06efdeb2cb77e8c9d1f53ee4"`
Dec 05 20:54:26.533 INFO running `"docker" "rm" "-f" "a1dde9b6c41edba0f9ef6611db7481c6cd33b55d06efdeb2cb77e8c9d1f53ee4"`
Dec 05 20:54:26.588 INFO [stdout] a1dde9b6c41edba0f9ef6611db7481c6cd33b55d06efdeb2cb77e8c9d1f53ee4