Dec 02 04:47:31.359 INFO testing NotLeet/rust-file-manipulation against 1.30.1 for beta-1.31-5
Dec 02 04:47:31.359 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 04:47:31.640 INFO [stdout] 5edc91fd78083e64f48f7e4b73f809805060ca2becb057a704763e8233e6c210
Dec 02 04:47:31.642 INFO running `"docker" "start" "-a" "5edc91fd78083e64f48f7e4b73f809805060ca2becb057a704763e8233e6c210"`
Dec 02 04:47:32.347 INFO [stderr] usermod: no changes
Dec 02 04:47:32.390 INFO [stderr]    Compiling read_file v0.1.0 (/source)
Dec 02 04:47:32.898 INFO [stderr] warning: unused variable: `expr`
Dec 02 04:47:32.898 INFO [stderr]   --> src/main.rs:20:12
Dec 02 04:47:32.898 INFO [stderr]    |
Dec 02 04:47:32.898 INFO [stderr] 20 |         Ok(expr) => {
Dec 02 04:47:32.898 INFO [stderr]    |            ^^^^ help: consider using `_expr` instead
Dec 02 04:47:32.898 INFO [stderr]    |
Dec 02 04:47:32.898 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 04:47:32.898 INFO [stderr] 
Dec 02 04:47:32.898 INFO [stderr] warning: unused variable: `err`
Dec 02 04:47:32.898 INFO [stderr]   --> src/main.rs:26:13
Dec 02 04:47:32.898 INFO [stderr]    |
Dec 02 04:47:32.898 INFO [stderr] 26 |         Err(err) => {
Dec 02 04:47:32.898 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 02 04:47:32.898 INFO [stderr] 
Dec 02 04:47:32.898 INFO [stderr] warning: unused variable: `file_path`
Dec 02 04:47:32.898 INFO [stderr]   --> src/main.rs:81:20
Dec 02 04:47:32.898 INFO [stderr]    |
Dec 02 04:47:32.898 INFO [stderr] 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Dec 02 04:47:32.898 INFO [stderr]    |                    ^^^^^^^^^ help: consider using `_file_path` instead
Dec 02 04:47:32.898 INFO [stderr] 
Dec 02 04:47:32.905 INFO [stderr] warning: function is never used: `get_file_number`
Dec 02 04:47:32.905 INFO [stderr]   --> src/main.rs:81:1
Dec 02 04:47:32.905 INFO [stderr]    |
Dec 02 04:47:32.905 INFO [stderr] 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Dec 02 04:47:32.905 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:47:32.905 INFO [stderr]    |
Dec 02 04:47:32.905 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 02 04:47:32.905 INFO [stderr] 
Dec 02 04:47:33.366 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 02 04:47:33.369 INFO [stderr] su: No module specific data is present
Dec 02 04:47:33.876 INFO running `"docker" "inspect" "5edc91fd78083e64f48f7e4b73f809805060ca2becb057a704763e8233e6c210"`
Dec 02 04:47:34.045 INFO running `"docker" "rm" "-f" "5edc91fd78083e64f48f7e4b73f809805060ca2becb057a704763e8233e6c210"`
Dec 02 04:47:34.236 INFO [stdout] 5edc91fd78083e64f48f7e4b73f809805060ca2becb057a704763e8233e6c210
Dec 02 04:47:34.240 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 04:47:34.503 INFO [stdout] 0b3ffc5d9e64141689cf2b3dffcc45548569a3d8a7af14602d5f8be621a2bf92
Dec 02 04:47:34.505 INFO running `"docker" "start" "-a" "0b3ffc5d9e64141689cf2b3dffcc45548569a3d8a7af14602d5f8be621a2bf92"`
Dec 02 04:47:35.107 INFO [stderr] usermod: no changes
Dec 02 04:47:35.159 INFO [stderr]    Compiling read_file v0.1.0 (/source)
Dec 02 04:47:35.775 INFO [stderr] warning: unused variable: `expr`
Dec 02 04:47:35.775 INFO [stderr]   --> src/main.rs:20:12
Dec 02 04:47:35.776 INFO [stderr]    |
Dec 02 04:47:35.776 INFO [stderr] 20 |         Ok(expr) => {
Dec 02 04:47:35.776 INFO [stderr]    |            ^^^^ help: consider using `_expr` instead
Dec 02 04:47:35.776 INFO [stderr]    |
Dec 02 04:47:35.776 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 02 04:47:35.776 INFO [stderr] 
Dec 02 04:47:35.776 INFO [stderr] warning: unused variable: `err`
Dec 02 04:47:35.776 INFO [stderr]   --> src/main.rs:26:13
Dec 02 04:47:35.776 INFO [stderr]    |
Dec 02 04:47:35.776 INFO [stderr] 26 |         Err(err) => {
Dec 02 04:47:35.776 INFO [stderr]    |             ^^^ help: consider using `_err` instead
Dec 02 04:47:35.776 INFO [stderr] 
Dec 02 04:47:35.776 INFO [stderr] warning: unused variable: `file_path`
Dec 02 04:47:35.776 INFO [stderr]   --> src/main.rs:81:20
Dec 02 04:47:35.776 INFO [stderr]    |
Dec 02 04:47:35.776 INFO [stderr] 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Dec 02 04:47:35.776 INFO [stderr]    |                    ^^^^^^^^^ help: consider using `_file_path` instead
Dec 02 04:47:35.776 INFO [stderr] 
Dec 02 04:47:35.783 INFO [stderr] warning: function is never used: `get_file_number`
Dec 02 04:47:35.783 INFO [stderr]   --> src/main.rs:81:1
Dec 02 04:47:35.783 INFO [stderr]    |
Dec 02 04:47:35.783 INFO [stderr] 81 | fn get_file_number(file_path: &PathBuf) -> i32 {
Dec 02 04:47:35.783 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 04:47:35.783 INFO [stderr]    |
Dec 02 04:47:35.783 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 02 04:47:35.783 INFO [stderr] 
Dec 02 04:47:36.194 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 02 04:47:36.199 INFO [stderr] su: No module specific data is present
Dec 02 04:47:36.795 INFO running `"docker" "inspect" "0b3ffc5d9e64141689cf2b3dffcc45548569a3d8a7af14602d5f8be621a2bf92"`
Dec 02 04:47:37.017 INFO running `"docker" "rm" "-f" "0b3ffc5d9e64141689cf2b3dffcc45548569a3d8a7af14602d5f8be621a2bf92"`
Dec 02 04:47:37.420 INFO [stdout] 0b3ffc5d9e64141689cf2b3dffcc45548569a3d8a7af14602d5f8be621a2bf92
Dec 02 04:47:37.423 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 04:47:37.733 INFO [stdout] ebf12cec98763faa8cd4e36048d1f59dbf7065e535f116ff3706a3d732a692f4
Dec 02 04:47:37.739 INFO running `"docker" "start" "-a" "ebf12cec98763faa8cd4e36048d1f59dbf7065e535f116ff3706a3d732a692f4"`
Dec 02 04:47:38.575 INFO [stderr] usermod: no changes
Dec 02 04:47:38.616 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 02 04:47:38.626 INFO [stderr]      Running /target/debug/deps/read_file-383d2af1709a7500
Dec 02 04:47:38.626 INFO [stdout] 
Dec 02 04:47:38.626 INFO [stdout] running 0 tests
Dec 02 04:47:38.626 INFO [stdout] 
Dec 02 04:47:38.626 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 02 04:47:38.626 INFO [stdout] 
Dec 02 04:47:38.629 INFO [stderr] su: No module specific data is present
Dec 02 04:47:38.995 INFO running `"docker" "inspect" "ebf12cec98763faa8cd4e36048d1f59dbf7065e535f116ff3706a3d732a692f4"`
Dec 02 04:47:39.096 INFO running `"docker" "rm" "-f" "ebf12cec98763faa8cd4e36048d1f59dbf7065e535f116ff3706a3d732a692f4"`
Dec 02 04:47:39.229 INFO [stdout] ebf12cec98763faa8cd4e36048d1f59dbf7065e535f116ff3706a3d732a692f4
