Dec 13 20:45:52.314 INFO testing dyashkir/rust_hello against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 20:45:52.315 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 20:45:52.858 INFO [stdout] 06ec3da007edbf79d893a51a0d7be33aa60d178e30d60983fc1df1428f011b41
Dec 13 20:45:52.858 INFO running `"docker" "start" "-a" "06ec3da007edbf79d893a51a0d7be33aa60d178e30d60983fc1df1428f011b41"`
Dec 13 20:45:53.816 INFO [stderr] usermod: no changes
Dec 13 20:45:53.916 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Dec 13 20:45:54.516 INFO [stderr] warning: unused import: `std::io`
Dec 13 20:45:54.516 INFO [stderr]  --> src/main.rs:9:5
Dec 13 20:45:54.516 INFO [stderr]   |
Dec 13 20:45:54.516 INFO [stderr] 9 | use std::io;
Dec 13 20:45:54.516 INFO [stderr]   |     ^^^^^^^
Dec 13 20:45:54.516 INFO [stderr]   |
Dec 13 20:45:54.516 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 20:45:54.516 INFO [stderr] 
Dec 13 20:45:54.516 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 13 20:45:54.516 INFO [stderr]   --> src/main.rs:10:5
Dec 13 20:45:54.516 INFO [stderr]    |
Dec 13 20:45:54.516 INFO [stderr] 10 | use std::io::prelude::*;
Dec 13 20:45:54.516 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 13 20:45:54.516 INFO [stderr] 
Dec 13 20:45:54.516 INFO [stderr] warning: unused import: `std::fs::File`
Dec 13 20:45:54.516 INFO [stderr]   --> src/main.rs:11:5
Dec 13 20:45:54.516 INFO [stderr]    |
Dec 13 20:45:54.516 INFO [stderr] 11 | use std::fs::File;
Dec 13 20:45:54.516 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 20:45:54.516 INFO [stderr] 
Dec 13 20:45:54.559 INFO [stderr] warning: variable `v` is assigned to, but never used
Dec 13 20:45:54.559 INFO [stderr]   --> src/main.rs:49:17
Dec 13 20:45:54.559 INFO [stderr]    |
Dec 13 20:45:54.559 INFO [stderr] 49 |         let mut v = vec![0.0; 1000];
Dec 13 20:45:54.559 INFO [stderr]    |                 ^
Dec 13 20:45:54.559 INFO [stderr]    |
Dec 13 20:45:54.559 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 20:45:54.559 INFO [stderr]    = note: consider using `_v` instead
Dec 13 20:45:54.559 INFO [stderr] 
Dec 13 20:45:54.559 INFO [stderr] warning: value assigned to `v` is never read
Dec 13 20:45:54.559 INFO [stderr]   --> src/main.rs:50:9
Dec 13 20:45:54.559 INFO [stderr]    |
Dec 13 20:45:54.559 INFO [stderr] 50 |         v = record.unwrap();
Dec 13 20:45:54.559 INFO [stderr]    |         ^
Dec 13 20:45:54.559 INFO [stderr]    |
Dec 13 20:45:54.559 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 20:45:54.560 INFO [stderr] 
Dec 13 20:45:55.269 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Dec 13 20:45:55.272 INFO [stderr] su: No module specific data is present
Dec 13 20:45:55.947 INFO running `"docker" "inspect" "06ec3da007edbf79d893a51a0d7be33aa60d178e30d60983fc1df1428f011b41"`
Dec 13 20:45:56.285 INFO running `"docker" "rm" "-f" "06ec3da007edbf79d893a51a0d7be33aa60d178e30d60983fc1df1428f011b41"`
Dec 13 20:45:56.525 INFO [stdout] 06ec3da007edbf79d893a51a0d7be33aa60d178e30d60983fc1df1428f011b41
Dec 13 20:45:56.531 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 20:45:56.939 INFO [stdout] 7a9fe84eac036be46d477cd002b1895ef86c23d9f7ca03fca198bf7a8aaf1d1e
Dec 13 20:45:56.943 INFO running `"docker" "start" "-a" "7a9fe84eac036be46d477cd002b1895ef86c23d9f7ca03fca198bf7a8aaf1d1e"`
Dec 13 20:45:58.078 INFO [stderr] usermod: no changes
Dec 13 20:45:58.163 INFO [stderr]    Compiling hello_world v0.1.0 (/source)
Dec 13 20:45:58.751 INFO [stderr] warning: unused import: `std::io`
Dec 13 20:45:58.751 INFO [stderr]  --> src/main.rs:9:5
Dec 13 20:45:58.751 INFO [stderr]   |
Dec 13 20:45:58.751 INFO [stderr] 9 | use std::io;
Dec 13 20:45:58.751 INFO [stderr]   |     ^^^^^^^
Dec 13 20:45:58.751 INFO [stderr]   |
Dec 13 20:45:58.751 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 20:45:58.751 INFO [stderr] 
Dec 13 20:45:58.751 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 13 20:45:58.751 INFO [stderr]   --> src/main.rs:10:5
Dec 13 20:45:58.751 INFO [stderr]    |
Dec 13 20:45:58.751 INFO [stderr] 10 | use std::io::prelude::*;
Dec 13 20:45:58.751 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 13 20:45:58.751 INFO [stderr] 
Dec 13 20:45:58.751 INFO [stderr] warning: unused import: `std::fs::File`
Dec 13 20:45:58.751 INFO [stderr]   --> src/main.rs:11:5
Dec 13 20:45:58.751 INFO [stderr]    |
Dec 13 20:45:58.751 INFO [stderr] 11 | use std::fs::File;
Dec 13 20:45:58.751 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 20:45:58.751 INFO [stderr] 
Dec 13 20:45:58.800 INFO [stderr] warning: variable `v` is assigned to, but never used
Dec 13 20:45:58.800 INFO [stderr]   --> src/main.rs:49:17
Dec 13 20:45:58.800 INFO [stderr]    |
Dec 13 20:45:58.800 INFO [stderr] 49 |         let mut v = vec![0.0; 1000];
Dec 13 20:45:58.800 INFO [stderr]    |                 ^
Dec 13 20:45:58.800 INFO [stderr]    |
Dec 13 20:45:58.800 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 20:45:58.800 INFO [stderr]    = note: consider using `_v` instead
Dec 13 20:45:58.800 INFO [stderr] 
Dec 13 20:45:58.800 INFO [stderr] warning: value assigned to `v` is never read
Dec 13 20:45:58.800 INFO [stderr]   --> src/main.rs:50:9
Dec 13 20:45:58.800 INFO [stderr]    |
Dec 13 20:45:58.800 INFO [stderr] 50 |         v = record.unwrap();
Dec 13 20:45:58.800 INFO [stderr]    |         ^
Dec 13 20:45:58.800 INFO [stderr]    |
Dec 13 20:45:58.800 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 20:45:58.800 INFO [stderr] 
Dec 13 20:45:59.162 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Dec 13 20:45:59.170 INFO [stderr] su: No module specific data is present
Dec 13 20:45:59.791 INFO running `"docker" "inspect" "7a9fe84eac036be46d477cd002b1895ef86c23d9f7ca03fca198bf7a8aaf1d1e"`
Dec 13 20:45:59.951 INFO running `"docker" "rm" "-f" "7a9fe84eac036be46d477cd002b1895ef86c23d9f7ca03fca198bf7a8aaf1d1e"`
Dec 13 20:46:00.146 INFO [stdout] 7a9fe84eac036be46d477cd002b1895ef86c23d9f7ca03fca198bf7a8aaf1d1e
Dec 13 20:46:00.157 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 20:46:00.403 INFO [stdout] 93b0d05f6cc6f230d6561c96ced99a4f5de0d32b3f319d89855670a6978f2f72
Dec 13 20:46:00.408 INFO running `"docker" "start" "-a" "93b0d05f6cc6f230d6561c96ced99a4f5de0d32b3f319d89855670a6978f2f72"`
Dec 13 20:46:01.279 INFO [stderr] usermod: no changes
Dec 13 20:46:01.371 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 13 20:46:01.371 INFO [stderr]      Running /target/debug/deps/hello_world-22e28b4ed1295421
Dec 13 20:46:01.379 INFO [stdout] 
Dec 13 20:46:01.379 INFO [stdout] running 0 tests
Dec 13 20:46:01.379 INFO [stdout] 
Dec 13 20:46:01.379 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 20:46:01.379 INFO [stdout] 
Dec 13 20:46:01.387 INFO [stderr] su: No module specific data is present
Dec 13 20:46:02.109 INFO running `"docker" "inspect" "93b0d05f6cc6f230d6561c96ced99a4f5de0d32b3f319d89855670a6978f2f72"`
Dec 13 20:46:02.412 INFO running `"docker" "rm" "-f" "93b0d05f6cc6f230d6561c96ced99a4f5de0d32b3f319d89855670a6978f2f72"`
Dec 13 20:46:02.671 INFO [stdout] 93b0d05f6cc6f230d6561c96ced99a4f5de0d32b3f319d89855670a6978f2f72