Sep 10 15:10:34.531 INFO checking loop-rs-0.3.3 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 15:10:34.531 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 15:10:34.531 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 15:10:34.844 INFO blam! dab294a2a58b8240600ee16f8e255ea82441d2902020e3ec721dbc5380af3802
Sep 10 15:10:34.846 INFO running `"docker" "start" "-a" "dab294a2a58b8240600ee16f8e255ea82441d2902020e3ec721dbc5380af3802"`
Sep 10 15:10:35.878 INFO kablam! usermod: no changes
Sep 10 15:10:35.906 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Sep 10 15:10:35.906 INFO kablam! disables Cargo from automatically inferring other binary targets.
Sep 10 15:10:35.906 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 10 15:10:35.906 INFO kablam! files will be included as a binary target:
Sep 10 15:10:35.906 INFO kablam! 
Sep 10 15:10:35.906 INFO kablam! * /source/src/main.rs
Sep 10 15:10:35.906 INFO kablam! 
Sep 10 15:10:35.906 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 10 15:10:35.906 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself
Sep 10 15:10:35.906 INFO kablam! and disable this warning by adding `autobins = false` to your [package]
Sep 10 15:10:35.906 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 10 15:10:35.906 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 10 15:10:35.906 INFO kablam! 
Sep 10 15:10:35.906 INFO kablam! For more information on this warning you can consult
Sep 10 15:10:35.906 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 10 15:10:35.906 INFO kablam! warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `loop`,
Sep 10 15:10:35.906 INFO kablam! please set bin.path in Cargo.toml
Sep 10 15:10:35.993 INFO kablam!     Checking loop-rs v0.3.3 (file:///source)
Sep 10 15:10:36.815 INFO kablam! warning: unused import: `std::process::Command`
Sep 10 15:10:36.815 INFO kablam!   --> src/main.rs:11:5
Sep 10 15:10:36.815 INFO kablam!    |
Sep 10 15:10:36.815 INFO kablam! 11 | use std::process::Command;
Sep 10 15:10:36.815 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Sep 10 15:10:36.815 INFO kablam!    |
Sep 10 15:10:36.815 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 15:10:36.816 INFO kablam! 
Sep 10 15:10:36.994 INFO kablam! warning: unused import: `std::process::Command`
Sep 10 15:10:36.994 INFO kablam!   --> src/main.rs:11:5
Sep 10 15:10:36.994 INFO kablam!    |
Sep 10 15:10:36.994 INFO kablam! 11 | use std::process::Command;
Sep 10 15:10:36.994 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Sep 10 15:10:36.994 INFO kablam!    |
Sep 10 15:10:36.994 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 15:10:36.994 INFO kablam! 
Sep 10 15:10:37.126 INFO kablam! warning: value assigned to `loop_start` is never read
Sep 10 15:10:37.126 INFO kablam!   --> src/main.rs:32:13
Sep 10 15:10:37.126 INFO kablam!    |
Sep 10 15:10:37.126 INFO kablam! 32 |     let mut loop_start = Instant::now();
Sep 10 15:10:37.126 INFO kablam!    |             ^^^^^^^^^^
Sep 10 15:10:37.126 INFO kablam!    |
Sep 10 15:10:37.126 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 10 15:10:37.126 INFO kablam! 
Sep 10 15:10:37.126 INFO kablam! warning: value assigned to `now` is never read
Sep 10 15:10:37.126 INFO kablam!   --> src/main.rs:33:13
Sep 10 15:10:37.126 INFO kablam!    |
Sep 10 15:10:37.126 INFO kablam! 33 |     let mut now = Instant::now();
Sep 10 15:10:37.126 INFO kablam!    |             ^^^
Sep 10 15:10:37.126 INFO kablam! 
Sep 10 15:10:37.126 INFO kablam! warning: variable `has_stdin` is assigned to, but never used
Sep 10 15:10:37.126 INFO kablam!    --> src/main.rs:136:13
Sep 10 15:10:37.126 INFO kablam!     |
Sep 10 15:10:37.126 INFO kablam! 136 |     let mut has_stdin = false;
Sep 10 15:10:37.126 INFO kablam!     |             ^^^^^^^^^
Sep 10 15:10:37.126 INFO kablam!     |
Sep 10 15:10:37.126 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 15:10:37.126 INFO kablam!     = note: consider using `_has_stdin` instead
Sep 10 15:10:37.126 INFO kablam! 
Sep 10 15:10:37.126 INFO kablam! warning: unused variable: `full_stdin`
Sep 10 15:10:37.126 INFO kablam!    --> src/main.rs:137:13
Sep 10 15:10:37.126 INFO kablam!     |
Sep 10 15:10:37.126 INFO kablam! 137 |     let mut full_stdin = "".to_string();
Sep 10 15:10:37.126 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_full_stdin` instead
Sep 10 15:10:37.126 INFO kablam! 
Sep 10 15:10:37.126 INFO kablam! warning: value assigned to `has_stdin` is never read
Sep 10 15:10:37.126 INFO kablam!    --> src/main.rs:139:9
Sep 10 15:10:37.126 INFO kablam!     |
Sep 10 15:10:37.126 INFO kablam! 139 |         has_stdin = true;
Sep 10 15:10:37.127 INFO kablam!     |         ^^^^^^^^^
Sep 10 15:10:37.127 INFO kablam! 
Sep 10 15:10:37.164 INFO kablam! warning: variable does not need to be mutable
Sep 10 15:10:37.164 INFO kablam!    --> src/main.rs:137:9
Sep 10 15:10:37.164 INFO kablam!     |
Sep 10 15:10:37.164 INFO kablam! 137 |     let mut full_stdin = "".to_string();
Sep 10 15:10:37.164 INFO kablam!     |         ----^^^^^^^^^^
Sep 10 15:10:37.164 INFO kablam!     |         |
Sep 10 15:10:37.164 INFO kablam!     |         help: remove this `mut`
Sep 10 15:10:37.166 INFO kablam!     |
Sep 10 15:10:37.166 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 15:10:37.166 INFO kablam! 
Sep 10 15:10:37.270 INFO kablam! warning: value assigned to `loop_start` is never read
Sep 10 15:10:37.270 INFO kablam!   --> src/main.rs:32:13
Sep 10 15:10:37.270 INFO kablam!    |
Sep 10 15:10:37.270 INFO kablam! 32 |     let mut loop_start = Instant::now();
Sep 10 15:10:37.270 INFO kablam!    |             ^^^^^^^^^^
Sep 10 15:10:37.270 INFO kablam!    |
Sep 10 15:10:37.270 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Sep 10 15:10:37.270 INFO kablam! 
Sep 10 15:10:37.270 INFO kablam! warning: value assigned to `now` is never read
Sep 10 15:10:37.270 INFO kablam!   --> src/main.rs:33:13
Sep 10 15:10:37.270 INFO kablam!    |
Sep 10 15:10:37.270 INFO kablam! 33 |     let mut now = Instant::now();
Sep 10 15:10:37.270 INFO kablam!    |             ^^^
Sep 10 15:10:37.270 INFO kablam! 
Sep 10 15:10:37.271 INFO kablam! warning: variable `has_stdin` is assigned to, but never used
Sep 10 15:10:37.271 INFO kablam!    --> src/main.rs:136:13
Sep 10 15:10:37.271 INFO kablam!     |
Sep 10 15:10:37.271 INFO kablam! 136 |     let mut has_stdin = false;
Sep 10 15:10:37.271 INFO kablam!     |             ^^^^^^^^^
Sep 10 15:10:37.271 INFO kablam!     |
Sep 10 15:10:37.271 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 15:10:37.271 INFO kablam!     = note: consider using `_has_stdin` instead
Sep 10 15:10:37.271 INFO kablam! 
Sep 10 15:10:37.271 INFO kablam! warning: unused variable: `full_stdin`
Sep 10 15:10:37.271 INFO kablam!    --> src/main.rs:137:13
Sep 10 15:10:37.271 INFO kablam!     |
Sep 10 15:10:37.271 INFO kablam! 137 |     let mut full_stdin = "".to_string();
Sep 10 15:10:37.271 INFO kablam!     |             ^^^^^^^^^^ help: consider using `_full_stdin` instead
Sep 10 15:10:37.271 INFO kablam! 
Sep 10 15:10:37.271 INFO kablam! warning: value assigned to `has_stdin` is never read
Sep 10 15:10:37.271 INFO kablam!    --> src/main.rs:139:9
Sep 10 15:10:37.271 INFO kablam!     |
Sep 10 15:10:37.271 INFO kablam! 139 |         has_stdin = true;
Sep 10 15:10:37.271 INFO kablam!     |         ^^^^^^^^^
Sep 10 15:10:37.271 INFO kablam! 
Sep 10 15:10:37.291 INFO kablam! warning: variable does not need to be mutable
Sep 10 15:10:37.291 INFO kablam!    --> src/main.rs:137:9
Sep 10 15:10:37.291 INFO kablam!     |
Sep 10 15:10:37.291 INFO kablam! 137 |     let mut full_stdin = "".to_string();
Sep 10 15:10:37.291 INFO kablam!     |         ----^^^^^^^^^^
Sep 10 15:10:37.291 INFO kablam!     |         |
Sep 10 15:10:37.291 INFO kablam!     |         help: remove this `mut`
Sep 10 15:10:37.291 INFO kablam!     |
Sep 10 15:10:37.291 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 15:10:37.291 INFO kablam! 
Sep 10 15:10:37.335 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
Sep 10 15:10:37.342 INFO kablam! su: No module specific data is present
Sep 10 15:10:38.234 INFO running `"docker" "rm" "-f" "dab294a2a58b8240600ee16f8e255ea82441d2902020e3ec721dbc5380af3802"`
Sep 10 15:10:38.359 INFO blam! dab294a2a58b8240600ee16f8e255ea82441d2902020e3ec721dbc5380af3802