Nov 02 15:14:21.178 INFO checking dyashkir/rust_hello against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 15:14:21.178 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-1/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-alt check --frozen --all --all-targets" "-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 02 15:14:21.516 INFO blam! 3e11b77877157e60142a666348221d17c9d2c2c1968089df74077826cd19ae4a
Nov 02 15:14:21.528 INFO running `"docker" "start" "-a" "3e11b77877157e60142a666348221d17c9d2c2c1968089df74077826cd19ae4a"`
Nov 02 15:14:22.680 INFO kablam! usermod: no changes
Nov 02 15:14:22.735 INFO kablam!     Checking csv v0.15.0
Nov 02 15:14:23.720 INFO kablam!     Checking hello_world v0.1.0 (/source)
Nov 02 15:14:24.280 INFO kablam! warning: unused import: `std::io`
Nov 02 15:14:24.281 INFO kablam!  --> src/main.rs:9:5
Nov 02 15:14:24.281 INFO kablam!   |
Nov 02 15:14:24.281 INFO kablam! 9 | use std::io;
Nov 02 15:14:24.281 INFO kablam!   |     ^^^^^^^
Nov 02 15:14:24.282 INFO kablam!   |
Nov 02 15:14:24.282 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 15:14:24.282 INFO kablam! 
Nov 02 15:14:24.283 INFO kablam! warning: unused import: `std::io::prelude::*`
Nov 02 15:14:24.283 INFO kablam!   --> src/main.rs:10:5
Nov 02 15:14:24.283 INFO kablam!    |
Nov 02 15:14:24.283 INFO kablam! 10 | use std::io::prelude::*;
Nov 02 15:14:24.283 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 02 15:14:24.284 INFO kablam! 
Nov 02 15:14:24.284 INFO kablam! warning: unused import: `std::fs::File`
Nov 02 15:14:24.284 INFO kablam!   --> src/main.rs:11:5
Nov 02 15:14:24.284 INFO kablam!    |
Nov 02 15:14:24.285 INFO kablam! 11 | use std::fs::File;
Nov 02 15:14:24.285 INFO kablam!    |     ^^^^^^^^^^^^^
Nov 02 15:14:24.285 INFO kablam! 
Nov 02 15:14:24.372 INFO kablam! warning: variable `v` is assigned to, but never used
Nov 02 15:14:24.372 INFO kablam!   --> src/main.rs:49:17
Nov 02 15:14:24.372 INFO kablam!    |
Nov 02 15:14:24.372 INFO kablam! 49 |         let mut v = vec![0.0; 1000];
Nov 02 15:14:24.372 INFO kablam!    |                 ^
Nov 02 15:14:24.372 INFO kablam!    |
Nov 02 15:14:24.372 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 15:14:24.372 INFO kablam!    = note: consider using `_v` instead
Nov 02 15:14:24.372 INFO kablam! 
Nov 02 15:14:24.372 INFO kablam! warning: value assigned to `v` is never read
Nov 02 15:14:24.372 INFO kablam!   --> src/main.rs:50:9
Nov 02 15:14:24.372 INFO kablam!    |
Nov 02 15:14:24.372 INFO kablam! 50 |         v = record.unwrap();
Nov 02 15:14:24.372 INFO kablam!    |         ^
Nov 02 15:14:24.372 INFO kablam!    |
Nov 02 15:14:24.372 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 02 15:14:24.372 INFO kablam! 
Nov 02 15:14:24.540 INFO kablam! warning: unused import: `std::io`
Nov 02 15:14:24.540 INFO kablam!  --> src/main.rs:9:5
Nov 02 15:14:24.540 INFO kablam!   |
Nov 02 15:14:24.540 INFO kablam! 9 | use std::io;
Nov 02 15:14:24.540 INFO kablam!   |     ^^^^^^^
Nov 02 15:14:24.540 INFO kablam!   |
Nov 02 15:14:24.540 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 15:14:24.540 INFO kablam! 
Nov 02 15:14:24.540 INFO kablam! warning: unused import: `std::io::prelude::*`
Nov 02 15:14:24.540 INFO kablam!   --> src/main.rs:10:5
Nov 02 15:14:24.540 INFO kablam!    |
Nov 02 15:14:24.540 INFO kablam! 10 | use std::io::prelude::*;
Nov 02 15:14:24.540 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Nov 02 15:14:24.540 INFO kablam! 
Nov 02 15:14:24.540 INFO kablam! warning: unused import: `std::fs::File`
Nov 02 15:14:24.540 INFO kablam!   --> src/main.rs:11:5
Nov 02 15:14:24.540 INFO kablam!    |
Nov 02 15:14:24.540 INFO kablam! 11 | use std::fs::File;
Nov 02 15:14:24.540 INFO kablam!    |     ^^^^^^^^^^^^^
Nov 02 15:14:24.540 INFO kablam! 
Nov 02 15:14:24.586 INFO kablam! warning: variable `v` is assigned to, but never used
Nov 02 15:14:24.586 INFO kablam!   --> src/main.rs:49:17
Nov 02 15:14:24.586 INFO kablam!    |
Nov 02 15:14:24.586 INFO kablam! 49 |         let mut v = vec![0.0; 1000];
Nov 02 15:14:24.586 INFO kablam!    |                 ^
Nov 02 15:14:24.586 INFO kablam!    |
Nov 02 15:14:24.586 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 15:14:24.586 INFO kablam!    = note: consider using `_v` instead
Nov 02 15:14:24.586 INFO kablam! 
Nov 02 15:14:24.586 INFO kablam! warning: value assigned to `v` is never read
Nov 02 15:14:24.586 INFO kablam!   --> src/main.rs:50:9
Nov 02 15:14:24.586 INFO kablam!    |
Nov 02 15:14:24.586 INFO kablam! 50 |         v = record.unwrap();
Nov 02 15:14:24.586 INFO kablam!    |         ^
Nov 02 15:14:24.586 INFO kablam!    |
Nov 02 15:14:24.586 INFO kablam!    = note: #[warn(unused_assignments)] on by default
Nov 02 15:14:24.586 INFO kablam! 
Nov 02 15:14:24.636 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Nov 02 15:14:24.642 INFO kablam! su: No module specific data is present
Nov 02 15:14:25.356 INFO running `"docker" "rm" "-f" "3e11b77877157e60142a666348221d17c9d2c2c1968089df74077826cd19ae4a"`
Nov 02 15:14:25.661 INFO blam! 3e11b77877157e60142a666348221d17c9d2c2c1968089df74077826cd19ae4a