Dec 01 14:59:10.684 INFO testing intrepion/example-x-rust-x-rustbyexample-com-x-primitives against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 14:59:10.684 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 14:59:10.812 INFO [stdout] ad9b71190d14d6e1ce36f3113419c4ba2385d2de59e4f5e5589219d367c0b414
Dec 01 14:59:10.814 INFO running `"docker" "start" "-a" "ad9b71190d14d6e1ce36f3113419c4ba2385d2de59e4f5e5589219d367c0b414"`
Dec 01 14:59:11.298 INFO [stderr] usermod: no changes
Dec 01 14:59:11.328 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-primitives v0.1.0 (/source)
Dec 01 14:59:11.554 INFO [stderr] warning: unused variable: `logical`
Dec 01 14:59:11.554 INFO [stderr]  --> src/main.rs:3:9
Dec 01 14:59:11.554 INFO [stderr]   |
Dec 01 14:59:11.554 INFO [stderr] 3 |     let logical: bool = true;
Dec 01 14:59:11.554 INFO [stderr]   |         ^^^^^^^ help: consider using `_logical` instead
Dec 01 14:59:11.554 INFO [stderr]   |
Dec 01 14:59:11.554 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 01 14:59:11.554 INFO [stderr] 
Dec 01 14:59:11.554 INFO [stderr] warning: unused variable: `a_float`
Dec 01 14:59:11.554 INFO [stderr]  --> src/main.rs:5:9
Dec 01 14:59:11.554 INFO [stderr]   |
Dec 01 14:59:11.554 INFO [stderr] 5 |     let a_float: f64 = 1.0;  // Regular annotation
Dec 01 14:59:11.554 INFO [stderr]   |         ^^^^^^^ help: consider using `_a_float` instead
Dec 01 14:59:11.554 INFO [stderr] 
Dec 01 14:59:11.554 INFO [stderr] warning: unused variable: `an_integer`
Dec 01 14:59:11.554 INFO [stderr]  --> src/main.rs:6:9
Dec 01 14:59:11.554 INFO [stderr]   |
Dec 01 14:59:11.554 INFO [stderr] 6 |     let an_integer   = 5i32; // Suffix annotation
Dec 01 14:59:11.554 INFO [stderr]   |         ^^^^^^^^^^ help: consider using `_an_integer` instead
Dec 01 14:59:11.554 INFO [stderr] 
Dec 01 14:59:11.554 INFO [stderr] warning: unused variable: `default_float`
Dec 01 14:59:11.554 INFO [stderr]  --> src/main.rs:9:9
Dec 01 14:59:11.554 INFO [stderr]   |
Dec 01 14:59:11.554 INFO [stderr] 9 |     let default_float   = 3.0; // `f64`
Dec 01 14:59:11.554 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_default_float` instead
Dec 01 14:59:11.554 INFO [stderr] 
Dec 01 14:59:11.554 INFO [stderr] warning: unused variable: `default_integer`
Dec 01 14:59:11.554 INFO [stderr]   --> src/main.rs:10:9
Dec 01 14:59:11.554 INFO [stderr]    |
Dec 01 14:59:11.554 INFO [stderr] 10 |     let default_integer = 7;   // `i32`
Dec 01 14:59:11.554 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_default_integer` instead
Dec 01 14:59:11.555 INFO [stderr] 
Dec 01 14:59:11.555 INFO [stderr] warning: unused variable: `mutable`
Dec 01 14:59:11.555 INFO [stderr]   --> src/main.rs:12:13
Dec 01 14:59:11.555 INFO [stderr]    |
Dec 01 14:59:11.555 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 01 14:59:11.555 INFO [stderr]    |             ^^^^^^^ help: consider using `_mutable` instead
Dec 01 14:59:11.555 INFO [stderr] 
Dec 01 14:59:11.555 INFO [stderr] warning: variable does not need to be mutable
Dec 01 14:59:11.555 INFO [stderr]   --> src/main.rs:12:9
Dec 01 14:59:11.555 INFO [stderr]    |
Dec 01 14:59:11.555 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 01 14:59:11.555 INFO [stderr]    |         ----^^^^^^^
Dec 01 14:59:11.555 INFO [stderr]    |         |
Dec 01 14:59:11.555 INFO [stderr]    |         help: remove this `mut`
Dec 01 14:59:11.555 INFO [stderr]    |
Dec 01 14:59:11.555 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 14:59:11.555 INFO [stderr] 
Dec 01 14:59:11.808 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 01 14:59:11.809 INFO [stderr] su: No module specific data is present
Dec 01 14:59:12.090 INFO running `"docker" "inspect" "ad9b71190d14d6e1ce36f3113419c4ba2385d2de59e4f5e5589219d367c0b414"`
Dec 01 14:59:12.193 INFO running `"docker" "rm" "-f" "ad9b71190d14d6e1ce36f3113419c4ba2385d2de59e4f5e5589219d367c0b414"`
Dec 01 14:59:12.295 INFO [stdout] ad9b71190d14d6e1ce36f3113419c4ba2385d2de59e4f5e5589219d367c0b414
Dec 01 14:59:12.298 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 14:59:12.550 INFO [stdout] 300aa8794870ab0a7f3fd749b340490e16bb4d44faddd0dd4df311263e642b56
Dec 01 14:59:12.552 INFO running `"docker" "start" "-a" "300aa8794870ab0a7f3fd749b340490e16bb4d44faddd0dd4df311263e642b56"`
Dec 01 14:59:13.067 INFO [stderr] usermod: no changes
Dec 01 14:59:13.098 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-primitives v0.1.0 (/source)
Dec 01 14:59:13.391 INFO [stderr] warning: unused variable: `logical`
Dec 01 14:59:13.391 INFO [stderr]  --> src/main.rs:3:9
Dec 01 14:59:13.391 INFO [stderr]   |
Dec 01 14:59:13.391 INFO [stderr] 3 |     let logical: bool = true;
Dec 01 14:59:13.391 INFO [stderr]   |         ^^^^^^^ help: consider using `_logical` instead
Dec 01 14:59:13.391 INFO [stderr]   |
Dec 01 14:59:13.391 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 01 14:59:13.391 INFO [stderr] 
Dec 01 14:59:13.391 INFO [stderr] warning: unused variable: `a_float`
Dec 01 14:59:13.391 INFO [stderr]  --> src/main.rs:5:9
Dec 01 14:59:13.391 INFO [stderr]   |
Dec 01 14:59:13.391 INFO [stderr] 5 |     let a_float: f64 = 1.0;  // Regular annotation
Dec 01 14:59:13.391 INFO [stderr]   |         ^^^^^^^ help: consider using `_a_float` instead
Dec 01 14:59:13.391 INFO [stderr] 
Dec 01 14:59:13.391 INFO [stderr] warning: unused variable: `an_integer`
Dec 01 14:59:13.391 INFO [stderr]  --> src/main.rs:6:9
Dec 01 14:59:13.391 INFO [stderr]   |
Dec 01 14:59:13.391 INFO [stderr] 6 |     let an_integer   = 5i32; // Suffix annotation
Dec 01 14:59:13.391 INFO [stderr]   |         ^^^^^^^^^^ help: consider using `_an_integer` instead
Dec 01 14:59:13.391 INFO [stderr] 
Dec 01 14:59:13.391 INFO [stderr] warning: unused variable: `default_float`
Dec 01 14:59:13.391 INFO [stderr]  --> src/main.rs:9:9
Dec 01 14:59:13.391 INFO [stderr]   |
Dec 01 14:59:13.391 INFO [stderr] 9 |     let default_float   = 3.0; // `f64`
Dec 01 14:59:13.391 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_default_float` instead
Dec 01 14:59:13.391 INFO [stderr] 
Dec 01 14:59:13.391 INFO [stderr] warning: unused variable: `default_integer`
Dec 01 14:59:13.392 INFO [stderr]   --> src/main.rs:10:9
Dec 01 14:59:13.392 INFO [stderr]    |
Dec 01 14:59:13.392 INFO [stderr] 10 |     let default_integer = 7;   // `i32`
Dec 01 14:59:13.392 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_default_integer` instead
Dec 01 14:59:13.392 INFO [stderr] 
Dec 01 14:59:13.395 INFO [stderr] warning: unused variable: `mutable`
Dec 01 14:59:13.395 INFO [stderr]   --> src/main.rs:12:13
Dec 01 14:59:13.395 INFO [stderr]    |
Dec 01 14:59:13.395 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 01 14:59:13.395 INFO [stderr]    |             ^^^^^^^ help: consider using `_mutable` instead
Dec 01 14:59:13.395 INFO [stderr] 
Dec 01 14:59:13.395 INFO [stderr] warning: variable does not need to be mutable
Dec 01 14:59:13.395 INFO [stderr]   --> src/main.rs:12:9
Dec 01 14:59:13.395 INFO [stderr]    |
Dec 01 14:59:13.395 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Dec 01 14:59:13.395 INFO [stderr]    |         ----^^^^^^^
Dec 01 14:59:13.395 INFO [stderr]    |         |
Dec 01 14:59:13.395 INFO [stderr]    |         help: remove this `mut`
Dec 01 14:59:13.395 INFO [stderr]    |
Dec 01 14:59:13.395 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 01 14:59:13.395 INFO [stderr] 
Dec 01 14:59:13.744 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 01 14:59:13.744 INFO [stderr] su: No module specific data is present
Dec 01 14:59:13.996 INFO running `"docker" "inspect" "300aa8794870ab0a7f3fd749b340490e16bb4d44faddd0dd4df311263e642b56"`
Dec 01 14:59:14.090 INFO running `"docker" "rm" "-f" "300aa8794870ab0a7f3fd749b340490e16bb4d44faddd0dd4df311263e642b56"`
Dec 01 14:59:14.180 INFO [stdout] 300aa8794870ab0a7f3fd749b340490e16bb4d44faddd0dd4df311263e642b56
Dec 01 14:59:14.186 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-1/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 14:59:14.413 INFO [stdout] 482df0633f39421a650b5bcb6d6ba307c652216686734403fb9e44a5e50f67d3
Dec 01 14:59:14.416 INFO running `"docker" "start" "-a" "482df0633f39421a650b5bcb6d6ba307c652216686734403fb9e44a5e50f67d3"`
Dec 01 14:59:14.809 INFO [stderr] usermod: no changes
Dec 01 14:59:14.834 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 01 14:59:14.835 INFO [stderr]      Running /target/debug/deps/example_x_rust_x_rustbyexample_com_x_primitives-ae0074473669e83d
Dec 01 14:59:14.838 INFO [stdout] 
Dec 01 14:59:14.838 INFO [stdout] running 0 tests
Dec 01 14:59:14.838 INFO [stdout] 
Dec 01 14:59:14.838 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 14:59:14.838 INFO [stdout] 
Dec 01 14:59:14.839 INFO [stderr] su: No module specific data is present
Dec 01 14:59:15.079 INFO running `"docker" "inspect" "482df0633f39421a650b5bcb6d6ba307c652216686734403fb9e44a5e50f67d3"`
Dec 01 14:59:15.133 INFO running `"docker" "rm" "-f" "482df0633f39421a650b5bcb6d6ba307c652216686734403fb9e44a5e50f67d3"`
Dec 01 14:59:15.231 INFO [stdout] 482df0633f39421a650b5bcb6d6ba307c652216686734403fb9e44a5e50f67d3
