Nov 28 06:12:40.074 INFO checking dyashkir/rust_hello against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 06:12:40.074 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 06:12:40.596 INFO [stdout] ea3b607b90c103365bb86b29da7f9c911b3cc24cb2d1e18aac738988e562525d
Nov 28 06:12:40.602 INFO running `"docker" "start" "-a" "ea3b607b90c103365bb86b29da7f9c911b3cc24cb2d1e18aac738988e562525d"`
Nov 28 06:12:42.016 INFO [stderr] usermod: no changes
Nov 28 06:12:42.128 INFO [stderr]     Checking hello_world v0.1.0 (/source)
Nov 28 06:12:43.005 INFO [stderr] warning: unused import: `std::io`
Nov 28 06:12:43.005 INFO [stderr]  --> src/main.rs:9:5
Nov 28 06:12:43.005 INFO [stderr]   |
Nov 28 06:12:43.006 INFO [stderr] 9 | use std::io;
Nov 28 06:12:43.006 INFO [stderr]   |     ^^^^^^^
Nov 28 06:12:43.006 INFO [stderr]   |
Nov 28 06:12:43.006 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:12:43.007 INFO [stderr] 
Nov 28 06:12:43.007 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 28 06:12:43.007 INFO [stderr]   --> src/main.rs:10:5
Nov 28 06:12:43.008 INFO [stderr]    |
Nov 28 06:12:43.008 INFO [stderr] 10 | use std::io::prelude::*;
Nov 28 06:12:43.008 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 06:12:43.008 INFO [stderr] 
Nov 28 06:12:43.009 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 06:12:43.009 INFO [stderr]   --> src/main.rs:11:5
Nov 28 06:12:43.009 INFO [stderr]    |
Nov 28 06:12:43.010 INFO [stderr] 11 | use std::fs::File;
Nov 28 06:12:43.010 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 28 06:12:43.010 INFO [stderr] 
Nov 28 06:12:43.097 INFO [stderr] warning: variable `v` is assigned to, but never used
Nov 28 06:12:43.097 INFO [stderr]   --> src/main.rs:49:17
Nov 28 06:12:43.097 INFO [stderr]    |
Nov 28 06:12:43.098 INFO [stderr] 49 |         let mut v = vec![0.0; 1000];
Nov 28 06:12:43.098 INFO [stderr]    |                 ^
Nov 28 06:12:43.098 INFO [stderr]    |
Nov 28 06:12:43.099 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 06:12:43.099 INFO [stderr]    = note: consider using `_v` instead
Nov 28 06:12:43.099 INFO [stderr] 
Nov 28 06:12:43.100 INFO [stderr] warning: value assigned to `v` is never read
Nov 28 06:12:43.100 INFO [stderr]   --> src/main.rs:50:9
Nov 28 06:12:43.100 INFO [stderr]    |
Nov 28 06:12:43.100 INFO [stderr] 50 |         v = record.unwrap();
Nov 28 06:12:43.101 INFO [stderr]    |         ^
Nov 28 06:12:43.101 INFO [stderr]    |
Nov 28 06:12:43.101 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 06:12:43.102 INFO [stderr] 
Nov 28 06:12:43.165 INFO [stderr] warning: unused import: `std::io`
Nov 28 06:12:43.165 INFO [stderr]  --> src/main.rs:9:5
Nov 28 06:12:43.165 INFO [stderr]   |
Nov 28 06:12:43.166 INFO [stderr] 9 | use std::io;
Nov 28 06:12:43.166 INFO [stderr]   |     ^^^^^^^
Nov 28 06:12:43.166 INFO [stderr]   |
Nov 28 06:12:43.167 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:12:43.167 INFO [stderr] 
Nov 28 06:12:43.167 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 28 06:12:43.168 INFO [stderr]   --> src/main.rs:10:5
Nov 28 06:12:43.168 INFO [stderr]    |
Nov 28 06:12:43.168 INFO [stderr] 10 | use std::io::prelude::*;
Nov 28 06:12:43.168 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 06:12:43.169 INFO [stderr] 
Nov 28 06:12:43.169 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 06:12:43.169 INFO [stderr]   --> src/main.rs:11:5
Nov 28 06:12:43.170 INFO [stderr]    |
Nov 28 06:12:43.170 INFO [stderr] 11 | use std::fs::File;
Nov 28 06:12:43.170 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 28 06:12:43.171 INFO [stderr] 
Nov 28 06:12:43.237 INFO [stderr] warning: variable `v` is assigned to, but never used
Nov 28 06:12:43.237 INFO [stderr]   --> src/main.rs:49:17
Nov 28 06:12:43.237 INFO [stderr]    |
Nov 28 06:12:43.238 INFO [stderr] 49 |         let mut v = vec![0.0; 1000];
Nov 28 06:12:43.238 INFO [stderr]    |                 ^
Nov 28 06:12:43.238 INFO [stderr]    |
Nov 28 06:12:43.239 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 06:12:43.239 INFO [stderr]    = note: consider using `_v` instead
Nov 28 06:12:43.239 INFO [stderr] 
Nov 28 06:12:43.240 INFO [stderr] warning: value assigned to `v` is never read
Nov 28 06:12:43.240 INFO [stderr]   --> src/main.rs:50:9
Nov 28 06:12:43.240 INFO [stderr]    |
Nov 28 06:12:43.241 INFO [stderr] 50 |         v = record.unwrap();
Nov 28 06:12:43.241 INFO [stderr]    |         ^
Nov 28 06:12:43.241 INFO [stderr]    |
Nov 28 06:12:43.241 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Nov 28 06:12:43.242 INFO [stderr] 
Nov 28 06:12:43.264 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Nov 28 06:12:43.271 INFO [stderr] su: No module specific data is present
Nov 28 06:12:43.868 INFO running `"docker" "inspect" "ea3b607b90c103365bb86b29da7f9c911b3cc24cb2d1e18aac738988e562525d"`
Nov 28 06:12:44.085 INFO running `"docker" "rm" "-f" "ea3b607b90c103365bb86b29da7f9c911b3cc24cb2d1e18aac738988e562525d"`
Nov 28 06:12:44.516 INFO [stdout] ea3b607b90c103365bb86b29da7f9c911b3cc24cb2d1e18aac738988e562525d