Nov 17 00:39:04.637 INFO testing intrepion/example-x-rust-x-rustbyexample-com-x-primitives against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 00:39:04.637 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:39:04.825 INFO [stdout] 6b670b71a09b03b76e34ed7531b03d4edef288b754888ffd6307cc01a59e487b
Nov 17 00:39:04.832 INFO running `"docker" "start" "-a" "6b670b71a09b03b76e34ed7531b03d4edef288b754888ffd6307cc01a59e487b"`
Nov 17 00:39:05.227 INFO [stderr] usermod: no changes
Nov 17 00:39:05.255 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-primitives v0.1.0 (/source)
Nov 17 00:39:05.483 INFO [stderr] warning: unused variable: `logical`
Nov 17 00:39:05.483 INFO [stderr]  --> src/main.rs:3:9
Nov 17 00:39:05.483 INFO [stderr]   |
Nov 17 00:39:05.483 INFO [stderr] 3 |     let logical: bool = true;
Nov 17 00:39:05.483 INFO [stderr]   |         ^^^^^^^ help: consider using `_logical` instead
Nov 17 00:39:05.483 INFO [stderr]   |
Nov 17 00:39:05.484 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 17 00:39:05.484 INFO [stderr] 
Nov 17 00:39:05.484 INFO [stderr] warning: unused variable: `a_float`
Nov 17 00:39:05.484 INFO [stderr]  --> src/main.rs:5:9
Nov 17 00:39:05.484 INFO [stderr]   |
Nov 17 00:39:05.484 INFO [stderr] 5 |     let a_float: f64 = 1.0;  // Regular annotation
Nov 17 00:39:05.484 INFO [stderr]   |         ^^^^^^^ help: consider using `_a_float` instead
Nov 17 00:39:05.484 INFO [stderr] 
Nov 17 00:39:05.484 INFO [stderr] warning: unused variable: `an_integer`
Nov 17 00:39:05.484 INFO [stderr]  --> src/main.rs:6:9
Nov 17 00:39:05.484 INFO [stderr]   |
Nov 17 00:39:05.484 INFO [stderr] 6 |     let an_integer   = 5i32; // Suffix annotation
Nov 17 00:39:05.484 INFO [stderr]   |         ^^^^^^^^^^ help: consider using `_an_integer` instead
Nov 17 00:39:05.484 INFO [stderr] 
Nov 17 00:39:05.484 INFO [stderr] warning: unused variable: `default_float`
Nov 17 00:39:05.484 INFO [stderr]  --> src/main.rs:9:9
Nov 17 00:39:05.484 INFO [stderr]   |
Nov 17 00:39:05.484 INFO [stderr] 9 |     let default_float   = 3.0; // `f64`
Nov 17 00:39:05.484 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_default_float` instead
Nov 17 00:39:05.484 INFO [stderr] 
Nov 17 00:39:05.484 INFO [stderr] warning: unused variable: `default_integer`
Nov 17 00:39:05.484 INFO [stderr]   --> src/main.rs:10:9
Nov 17 00:39:05.484 INFO [stderr]    |
Nov 17 00:39:05.484 INFO [stderr] 10 |     let default_integer = 7;   // `i32`
Nov 17 00:39:05.484 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_default_integer` instead
Nov 17 00:39:05.484 INFO [stderr] 
Nov 17 00:39:05.484 INFO [stderr] warning: unused variable: `mutable`
Nov 17 00:39:05.484 INFO [stderr]   --> src/main.rs:12:13
Nov 17 00:39:05.484 INFO [stderr]    |
Nov 17 00:39:05.484 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Nov 17 00:39:05.484 INFO [stderr]    |             ^^^^^^^ help: consider using `_mutable` instead
Nov 17 00:39:05.484 INFO [stderr] 
Nov 17 00:39:05.487 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:39:05.487 INFO [stderr]   --> src/main.rs:12:9
Nov 17 00:39:05.487 INFO [stderr]    |
Nov 17 00:39:05.487 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Nov 17 00:39:05.487 INFO [stderr]    |         ----^^^^^^^
Nov 17 00:39:05.487 INFO [stderr]    |         |
Nov 17 00:39:05.487 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:39:05.487 INFO [stderr]    |
Nov 17 00:39:05.487 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 00:39:05.487 INFO [stderr] 
Nov 17 00:39:05.638 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
Nov 17 00:39:05.640 INFO [stderr] su: No module specific data is present
Nov 17 00:39:05.864 INFO running `"docker" "inspect" "6b670b71a09b03b76e34ed7531b03d4edef288b754888ffd6307cc01a59e487b"`
Nov 17 00:39:05.940 INFO running `"docker" "rm" "-f" "6b670b71a09b03b76e34ed7531b03d4edef288b754888ffd6307cc01a59e487b"`
Nov 17 00:39:06.075 INFO [stdout] 6b670b71a09b03b76e34ed7531b03d4edef288b754888ffd6307cc01a59e487b
Nov 17 00:39:06.077 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:39:06.335 INFO [stdout] 1559ccc7cb281d6dc3de04ec3974158b456b564e9bd23664d3298dd4b2cb9b87
Nov 17 00:39:06.339 INFO running `"docker" "start" "-a" "1559ccc7cb281d6dc3de04ec3974158b456b564e9bd23664d3298dd4b2cb9b87"`
Nov 17 00:39:06.777 INFO [stderr] usermod: no changes
Nov 17 00:39:06.819 INFO [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-primitives v0.1.0 (/source)
Nov 17 00:39:07.107 INFO [stderr] warning: unused variable: `logical`
Nov 17 00:39:07.107 INFO [stderr]  --> src/main.rs:3:9
Nov 17 00:39:07.107 INFO [stderr]   |
Nov 17 00:39:07.107 INFO [stderr] 3 |     let logical: bool = true;
Nov 17 00:39:07.107 INFO [stderr]   |         ^^^^^^^ help: consider using `_logical` instead
Nov 17 00:39:07.107 INFO [stderr]   |
Nov 17 00:39:07.107 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 17 00:39:07.107 INFO [stderr] 
Nov 17 00:39:07.107 INFO [stderr] warning: unused variable: `a_float`
Nov 17 00:39:07.107 INFO [stderr]  --> src/main.rs:5:9
Nov 17 00:39:07.107 INFO [stderr]   |
Nov 17 00:39:07.107 INFO [stderr] 5 |     let a_float: f64 = 1.0;  // Regular annotation
Nov 17 00:39:07.107 INFO [stderr]   |         ^^^^^^^ help: consider using `_a_float` instead
Nov 17 00:39:07.107 INFO [stderr] 
Nov 17 00:39:07.107 INFO [stderr] warning: unused variable: `an_integer`
Nov 17 00:39:07.107 INFO [stderr]  --> src/main.rs:6:9
Nov 17 00:39:07.107 INFO [stderr]   |
Nov 17 00:39:07.107 INFO [stderr] 6 |     let an_integer   = 5i32; // Suffix annotation
Nov 17 00:39:07.107 INFO [stderr]   |         ^^^^^^^^^^ help: consider using `_an_integer` instead
Nov 17 00:39:07.107 INFO [stderr] 
Nov 17 00:39:07.107 INFO [stderr] warning: unused variable: `default_float`
Nov 17 00:39:07.107 INFO [stderr]  --> src/main.rs:9:9
Nov 17 00:39:07.107 INFO [stderr]   |
Nov 17 00:39:07.107 INFO [stderr] 9 |     let default_float   = 3.0; // `f64`
Nov 17 00:39:07.107 INFO [stderr]   |         ^^^^^^^^^^^^^ help: consider using `_default_float` instead
Nov 17 00:39:07.107 INFO [stderr] 
Nov 17 00:39:07.107 INFO [stderr] warning: unused variable: `default_integer`
Nov 17 00:39:07.107 INFO [stderr]   --> src/main.rs:10:9
Nov 17 00:39:07.107 INFO [stderr]    |
Nov 17 00:39:07.107 INFO [stderr] 10 |     let default_integer = 7;   // `i32`
Nov 17 00:39:07.107 INFO [stderr]    |         ^^^^^^^^^^^^^^^ help: consider using `_default_integer` instead
Nov 17 00:39:07.107 INFO [stderr] 
Nov 17 00:39:07.107 INFO [stderr] warning: unused variable: `mutable`
Nov 17 00:39:07.107 INFO [stderr]   --> src/main.rs:12:13
Nov 17 00:39:07.107 INFO [stderr]    |
Nov 17 00:39:07.108 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Nov 17 00:39:07.108 INFO [stderr]    |             ^^^^^^^ help: consider using `_mutable` instead
Nov 17 00:39:07.108 INFO [stderr] 
Nov 17 00:39:07.108 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:39:07.108 INFO [stderr]   --> src/main.rs:12:9
Nov 17 00:39:07.108 INFO [stderr]    |
Nov 17 00:39:07.108 INFO [stderr] 12 |     let mut mutable = 12; // Mutable `i32`.
Nov 17 00:39:07.108 INFO [stderr]    |         ----^^^^^^^
Nov 17 00:39:07.108 INFO [stderr]    |         |
Nov 17 00:39:07.108 INFO [stderr]    |         help: remove this `mut`
Nov 17 00:39:07.108 INFO [stderr]    |
Nov 17 00:39:07.108 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 00:39:07.108 INFO [stderr] 
Nov 17 00:39:07.323 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Nov 17 00:39:07.326 INFO [stderr] su: No module specific data is present
Nov 17 00:39:07.544 INFO running `"docker" "inspect" "1559ccc7cb281d6dc3de04ec3974158b456b564e9bd23664d3298dd4b2cb9b87"`
Nov 17 00:39:07.638 INFO running `"docker" "rm" "-f" "1559ccc7cb281d6dc3de04ec3974158b456b564e9bd23664d3298dd4b2cb9b87"`
Nov 17 00:39:07.843 INFO [stdout] 1559ccc7cb281d6dc3de04ec3974158b456b564e9bd23664d3298dd4b2cb9b87
Nov 17 00:39:07.847 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:39:08.019 INFO [stdout] b70f55fe5351c125f4d66ceaa1f7e0805c367f0f2d8e3f4be1b7dabaec7e18d4
Nov 17 00:39:08.021 INFO running `"docker" "start" "-a" "b70f55fe5351c125f4d66ceaa1f7e0805c367f0f2d8e3f4be1b7dabaec7e18d4"`
Nov 17 00:39:08.388 INFO [stderr] usermod: no changes
Nov 17 00:39:08.412 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 00:39:08.412 INFO [stderr]      Running /target/debug/deps/example_x_rust_x_rustbyexample_com_x_primitives-7fa47f7551ebee97
Nov 17 00:39:08.414 INFO [stdout] 
Nov 17 00:39:08.414 INFO [stdout] running 0 tests
Nov 17 00:39:08.414 INFO [stdout] 
Nov 17 00:39:08.414 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 00:39:08.414 INFO [stdout] 
Nov 17 00:39:08.416 INFO [stderr] su: No module specific data is present
Nov 17 00:39:08.648 INFO running `"docker" "inspect" "b70f55fe5351c125f4d66ceaa1f7e0805c367f0f2d8e3f4be1b7dabaec7e18d4"`
Nov 17 00:39:08.728 INFO running `"docker" "rm" "-f" "b70f55fe5351c125f4d66ceaa1f7e0805c367f0f2d8e3f4be1b7dabaec7e18d4"`
Nov 17 00:39:08.802 INFO [stdout] b70f55fe5351c125f4d66ceaa1f7e0805c367f0f2d8e3f4be1b7dabaec7e18d4