Sep 17 21:45:28.245 INFO checking loop-rs-0.3.3 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033 Sep 17 21:45:28.245 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets Sep 17 21:45:28.245 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-0/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 17 21:45:28.448 INFO blam! 57c489d0115c019e9691c66995cbbf85323b275ac3e54a1277efbe85aaef5189 Sep 17 21:45:28.449 INFO running `"docker" "start" "-a" "57c489d0115c019e9691c66995cbbf85323b275ac3e54a1277efbe85aaef5189"` Sep 17 21:45:29.272 INFO kablam! usermod: no changes Sep 17 21:45:29.306 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently Sep 17 21:45:29.306 INFO kablam! disables Cargo from automatically inferring other binary targets. Sep 17 21:45:29.307 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following Sep 17 21:45:29.307 INFO kablam! files will be included as a binary target: Sep 17 21:45:29.307 INFO kablam! Sep 17 21:45:29.307 INFO kablam! * /source/src/main.rs Sep 17 21:45:29.307 INFO kablam! Sep 17 21:45:29.307 INFO kablam! This is likely to break cargo build or cargo test as these files may not be Sep 17 21:45:29.307 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself Sep 17 21:45:29.307 INFO kablam! and disable this warning by adding `autobins = false` to your [package] Sep 17 21:45:29.307 INFO kablam! section. You may also move the files to a location where Cargo would not Sep 17 21:45:29.307 INFO kablam! automatically infer them to be a target, such as in subfolders. Sep 17 21:45:29.307 INFO kablam! Sep 17 21:45:29.307 INFO kablam! For more information on this warning you can consult Sep 17 21:45:29.307 INFO kablam! https://github.com/rust-lang/cargo/issues/5330 Sep 17 21:45:29.307 INFO kablam! warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `loop`, Sep 17 21:45:29.307 INFO kablam! please set bin.path in Cargo.toml Sep 17 21:45:29.410 INFO kablam! Checking subprocess v0.1.13 Sep 17 21:45:30.091 INFO kablam! Checking loop-rs v0.3.3 (/source) Sep 17 21:45:30.599 INFO kablam! warning: unused import: `std::process::Command` Sep 17 21:45:30.599 INFO kablam! --> src/main.rs:11:5 Sep 17 21:45:30.599 INFO kablam! | Sep 17 21:45:30.599 INFO kablam! 11 | use std::process::Command; Sep 17 21:45:30.599 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Sep 17 21:45:30.599 INFO kablam! | Sep 17 21:45:30.599 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 17 21:45:30.599 INFO kablam! Sep 17 21:45:30.630 INFO kablam! warning: unused import: `std::process::Command` Sep 17 21:45:30.630 INFO kablam! --> src/main.rs:11:5 Sep 17 21:45:30.630 INFO kablam! | Sep 17 21:45:30.630 INFO kablam! 11 | use std::process::Command; Sep 17 21:45:30.630 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^ Sep 17 21:45:30.630 INFO kablam! | Sep 17 21:45:30.630 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 17 21:45:30.630 INFO kablam! Sep 17 21:45:30.687 INFO kablam! warning: value assigned to `loop_start` is never read Sep 17 21:45:30.687 INFO kablam! --> src/main.rs:32:13 Sep 17 21:45:30.687 INFO kablam! | Sep 17 21:45:30.687 INFO kablam! 32 | let mut loop_start = Instant::now(); Sep 17 21:45:30.687 INFO kablam! | ^^^^^^^^^^ Sep 17 21:45:30.687 INFO kablam! | Sep 17 21:45:30.687 INFO kablam! = note: #[warn(unused_assignments)] on by default Sep 17 21:45:30.687 INFO kablam! Sep 17 21:45:30.687 INFO kablam! warning: value assigned to `now` is never read Sep 17 21:45:30.687 INFO kablam! --> src/main.rs:33:13 Sep 17 21:45:30.687 INFO kablam! | Sep 17 21:45:30.687 INFO kablam! 33 | let mut now = Instant::now(); Sep 17 21:45:30.687 INFO kablam! | ^^^ Sep 17 21:45:30.687 INFO kablam! Sep 17 21:45:30.687 INFO kablam! warning: variable `has_stdin` is assigned to, but never used Sep 17 21:45:30.687 INFO kablam! --> src/main.rs:136:13 Sep 17 21:45:30.687 INFO kablam! | Sep 17 21:45:30.687 INFO kablam! 136 | let mut has_stdin = false; Sep 17 21:45:30.688 INFO kablam! | ^^^^^^^^^ Sep 17 21:45:30.688 INFO kablam! | Sep 17 21:45:30.688 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 17 21:45:30.688 INFO kablam! = note: consider using `_has_stdin` instead Sep 17 21:45:30.688 INFO kablam! Sep 17 21:45:30.688 INFO kablam! warning: unused variable: `full_stdin` Sep 17 21:45:30.688 INFO kablam! --> src/main.rs:137:13 Sep 17 21:45:30.688 INFO kablam! | Sep 17 21:45:30.688 INFO kablam! 137 | let mut full_stdin = "".to_string(); Sep 17 21:45:30.688 INFO kablam! | ^^^^^^^^^^ help: consider using `_full_stdin` instead Sep 17 21:45:30.688 INFO kablam! Sep 17 21:45:30.688 INFO kablam! warning: value assigned to `has_stdin` is never read Sep 17 21:45:30.688 INFO kablam! --> src/main.rs:139:9 Sep 17 21:45:30.688 INFO kablam! | Sep 17 21:45:30.688 INFO kablam! 139 | has_stdin = true; Sep 17 21:45:30.688 INFO kablam! | ^^^^^^^^^ Sep 17 21:45:30.688 INFO kablam! Sep 17 21:45:30.700 INFO kablam! warning: variable does not need to be mutable Sep 17 21:45:30.700 INFO kablam! --> src/main.rs:137:9 Sep 17 21:45:30.700 INFO kablam! | Sep 17 21:45:30.700 INFO kablam! 137 | let mut full_stdin = "".to_string(); Sep 17 21:45:30.700 INFO kablam! | ----^^^^^^^^^^ Sep 17 21:45:30.700 INFO kablam! | | Sep 17 21:45:30.700 INFO kablam! | help: remove this `mut` Sep 17 21:45:30.700 INFO kablam! | Sep 17 21:45:30.700 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 17 21:45:30.700 INFO kablam! Sep 17 21:45:30.724 INFO kablam! warning: value assigned to `loop_start` is never read Sep 17 21:45:30.724 INFO kablam! --> src/main.rs:32:13 Sep 17 21:45:30.724 INFO kablam! | Sep 17 21:45:30.724 INFO kablam! 32 | let mut loop_start = Instant::now(); Sep 17 21:45:30.724 INFO kablam! | ^^^^^^^^^^ Sep 17 21:45:30.724 INFO kablam! | Sep 17 21:45:30.724 INFO kablam! = note: #[warn(unused_assignments)] on by default Sep 17 21:45:30.724 INFO kablam! Sep 17 21:45:30.724 INFO kablam! warning: value assigned to `now` is never read Sep 17 21:45:30.724 INFO kablam! --> src/main.rs:33:13 Sep 17 21:45:30.724 INFO kablam! | Sep 17 21:45:30.724 INFO kablam! 33 | let mut now = Instant::now(); Sep 17 21:45:30.724 INFO kablam! | ^^^ Sep 17 21:45:30.724 INFO kablam! Sep 17 21:45:30.724 INFO kablam! warning: variable `has_stdin` is assigned to, but never used Sep 17 21:45:30.724 INFO kablam! --> src/main.rs:136:13 Sep 17 21:45:30.724 INFO kablam! | Sep 17 21:45:30.724 INFO kablam! 136 | let mut has_stdin = false; Sep 17 21:45:30.724 INFO kablam! | ^^^^^^^^^ Sep 17 21:45:30.724 INFO kablam! | Sep 17 21:45:30.724 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 17 21:45:30.724 INFO kablam! = note: consider using `_has_stdin` instead Sep 17 21:45:30.724 INFO kablam! Sep 17 21:45:30.725 INFO kablam! warning: unused variable: `full_stdin` Sep 17 21:45:30.725 INFO kablam! --> src/main.rs:137:13 Sep 17 21:45:30.725 INFO kablam! | Sep 17 21:45:30.725 INFO kablam! 137 | let mut full_stdin = "".to_string(); Sep 17 21:45:30.725 INFO kablam! | ^^^^^^^^^^ help: consider using `_full_stdin` instead Sep 17 21:45:30.725 INFO kablam! Sep 17 21:45:30.725 INFO kablam! warning: value assigned to `has_stdin` is never read Sep 17 21:45:30.725 INFO kablam! --> src/main.rs:139:9 Sep 17 21:45:30.725 INFO kablam! | Sep 17 21:45:30.725 INFO kablam! 139 | has_stdin = true; Sep 17 21:45:30.725 INFO kablam! | ^^^^^^^^^ Sep 17 21:45:30.725 INFO kablam! Sep 17 21:45:30.738 INFO kablam! warning: variable does not need to be mutable Sep 17 21:45:30.738 INFO kablam! --> src/main.rs:137:9 Sep 17 21:45:30.738 INFO kablam! | Sep 17 21:45:30.738 INFO kablam! 137 | let mut full_stdin = "".to_string(); Sep 17 21:45:30.738 INFO kablam! | ----^^^^^^^^^^ Sep 17 21:45:30.738 INFO kablam! | | Sep 17 21:45:30.738 INFO kablam! | help: remove this `mut` Sep 17 21:45:30.738 INFO kablam! | Sep 17 21:45:30.739 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 17 21:45:30.739 INFO kablam! Sep 17 21:45:30.754 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.46s Sep 17 21:45:30.757 INFO kablam! su: No module specific data is present Sep 17 21:45:31.265 INFO running `"docker" "rm" "-f" "57c489d0115c019e9691c66995cbbf85323b275ac3e54a1277efbe85aaef5189"` Sep 17 21:45:31.352 INFO blam! 57c489d0115c019e9691c66995cbbf85323b275ac3e54a1277efbe85aaef5189