Nov 18 16:40:00.920 INFO testing csv_reader-0.1.1 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 16:40:00.920 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 18 16:40:01.320 INFO [stdout] ef3b4bb6006d383056261ec04bed527b92046300d52553a70a06ea3e18decea6
Nov 18 16:40:01.328 INFO running `"docker" "start" "-a" "ef3b4bb6006d383056261ec04bed527b92046300d52553a70a06ea3e18decea6"`
Nov 18 16:40:02.419 INFO [stderr] usermod: no changes
Nov 18 16:40:02.475 INFO [stderr]    Compiling csv_reader v0.1.1 (/source)
Nov 18 16:40:03.015 INFO [stderr] warning: variable does not need to be mutable
Nov 18 16:40:03.015 INFO [stderr]   --> src/main.rs:26:13
Nov 18 16:40:03.015 INFO [stderr]    |
Nov 18 16:40:03.015 INFO [stderr] 26 |         let mut content = file_help::read(&mut self.file);
Nov 18 16:40:03.015 INFO [stderr]    |             ----^^^^^^^
Nov 18 16:40:03.015 INFO [stderr]    |             |
Nov 18 16:40:03.015 INFO [stderr]    |             help: remove this `mut`
Nov 18 16:40:03.015 INFO [stderr]    |
Nov 18 16:40:03.015 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 16:40:03.016 INFO [stderr] 
Nov 18 16:40:03.016 INFO [stderr] warning: function is never used: `create`
Nov 18 16:40:03.016 INFO [stderr]   --> src/file_help.rs:16:1
Nov 18 16:40:03.016 INFO [stderr]    |
Nov 18 16:40:03.016 INFO [stderr] 16 | pub fn create(direc: String, name: String, extension: String) -> File {
Nov 18 16:40:03.016 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:03.016 INFO [stderr]    |
Nov 18 16:40:03.016 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 16:40:03.016 INFO [stderr] 
Nov 18 16:40:03.016 INFO [stderr] warning: function is never used: `write`
Nov 18 16:40:03.016 INFO [stderr]   --> src/file_help.rs:30:1
Nov 18 16:40:03.016 INFO [stderr]    |
Nov 18 16:40:03.016 INFO [stderr] 30 | pub fn write(file: &mut File, content: &String) {
Nov 18 16:40:03.016 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:03.016 INFO [stderr] 
Nov 18 16:40:03.016 INFO [stderr] warning: function is never used: `delete`
Nov 18 16:40:03.016 INFO [stderr]   --> src/file_help.rs:43:1
Nov 18 16:40:03.016 INFO [stderr]    |
Nov 18 16:40:03.016 INFO [stderr] 43 | pub fn delete(direc: String, name: String, extension: String) {
Nov 18 16:40:03.016 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:03.016 INFO [stderr] 
Nov 18 16:40:03.034 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:40:03.034 INFO [stderr]   --> src/file_help.rs:31:5
Nov 18 16:40:03.034 INFO [stderr]    |
Nov 18 16:40:03.034 INFO [stderr] 31 |     file.write_all(content.as_bytes());
Nov 18 16:40:03.034 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:03.034 INFO [stderr]    |
Nov 18 16:40:03.034 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 16:40:03.034 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:40:03.034 INFO [stderr] 
Nov 18 16:40:03.034 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:40:03.034 INFO [stderr]   --> src/file_help.rs:44:5
Nov 18 16:40:03.034 INFO [stderr]    |
Nov 18 16:40:03.034 INFO [stderr] 44 |     fs::remove_file(format!("{}/{}.{}", direc, name, extension));
Nov 18 16:40:03.034 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:03.034 INFO [stderr]    |
Nov 18 16:40:03.034 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:40:03.034 INFO [stderr] 
Nov 18 16:40:03.751 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Nov 18 16:40:03.763 INFO [stderr] su: No module specific data is present
Nov 18 16:40:04.327 INFO running `"docker" "inspect" "ef3b4bb6006d383056261ec04bed527b92046300d52553a70a06ea3e18decea6"`
Nov 18 16:40:04.557 INFO running `"docker" "rm" "-f" "ef3b4bb6006d383056261ec04bed527b92046300d52553a70a06ea3e18decea6"`
Nov 18 16:40:04.815 INFO [stdout] ef3b4bb6006d383056261ec04bed527b92046300d52553a70a06ea3e18decea6
Nov 18 16:40:04.822 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 18 16:40:05.308 INFO [stdout] c55d5f8c2bab067d0b736783727cc1fce8c88191df994d823d14a3535a17e61c
Nov 18 16:40:05.313 INFO running `"docker" "start" "-a" "c55d5f8c2bab067d0b736783727cc1fce8c88191df994d823d14a3535a17e61c"`
Nov 18 16:40:06.698 INFO [stderr] usermod: no changes
Nov 18 16:40:06.755 INFO [stderr]    Compiling csv_reader v0.1.1 (/source)
Nov 18 16:40:07.395 INFO [stderr] warning: variable does not need to be mutable
Nov 18 16:40:07.395 INFO [stderr]   --> src/main.rs:26:13
Nov 18 16:40:07.395 INFO [stderr]    |
Nov 18 16:40:07.395 INFO [stderr] 26 |         let mut content = file_help::read(&mut self.file);
Nov 18 16:40:07.395 INFO [stderr]    |             ----^^^^^^^
Nov 18 16:40:07.395 INFO [stderr]    |             |
Nov 18 16:40:07.395 INFO [stderr]    |             help: remove this `mut`
Nov 18 16:40:07.395 INFO [stderr]    |
Nov 18 16:40:07.395 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 16:40:07.395 INFO [stderr] 
Nov 18 16:40:07.407 INFO [stderr] warning: function is never used: `create`
Nov 18 16:40:07.407 INFO [stderr]   --> src/file_help.rs:16:1
Nov 18 16:40:07.407 INFO [stderr]    |
Nov 18 16:40:07.407 INFO [stderr] 16 | pub fn create(direc: String, name: String, extension: String) -> File {
Nov 18 16:40:07.407 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:07.407 INFO [stderr]    |
Nov 18 16:40:07.407 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 16:40:07.407 INFO [stderr] 
Nov 18 16:40:07.407 INFO [stderr] warning: function is never used: `write`
Nov 18 16:40:07.407 INFO [stderr]   --> src/file_help.rs:30:1
Nov 18 16:40:07.407 INFO [stderr]    |
Nov 18 16:40:07.407 INFO [stderr] 30 | pub fn write(file: &mut File, content: &String) {
Nov 18 16:40:07.407 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:07.407 INFO [stderr] 
Nov 18 16:40:07.407 INFO [stderr] warning: function is never used: `delete`
Nov 18 16:40:07.407 INFO [stderr]   --> src/file_help.rs:43:1
Nov 18 16:40:07.407 INFO [stderr]    |
Nov 18 16:40:07.407 INFO [stderr] 43 | pub fn delete(direc: String, name: String, extension: String) {
Nov 18 16:40:07.407 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:07.407 INFO [stderr] 
Nov 18 16:40:07.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:40:07.415 INFO [stderr]   --> src/file_help.rs:31:5
Nov 18 16:40:07.415 INFO [stderr]    |
Nov 18 16:40:07.415 INFO [stderr] 31 |     file.write_all(content.as_bytes());
Nov 18 16:40:07.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:07.415 INFO [stderr]    |
Nov 18 16:40:07.415 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 16:40:07.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:40:07.415 INFO [stderr] 
Nov 18 16:40:07.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 16:40:07.415 INFO [stderr]   --> src/file_help.rs:44:5
Nov 18 16:40:07.415 INFO [stderr]    |
Nov 18 16:40:07.415 INFO [stderr] 44 |     fs::remove_file(format!("{}/{}.{}", direc, name, extension));
Nov 18 16:40:07.415 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 16:40:07.415 INFO [stderr]    |
Nov 18 16:40:07.415 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 16:40:07.415 INFO [stderr] 
Nov 18 16:40:07.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Nov 18 16:40:07.739 INFO [stderr] su: No module specific data is present
Nov 18 16:40:08.791 INFO running `"docker" "inspect" "c55d5f8c2bab067d0b736783727cc1fce8c88191df994d823d14a3535a17e61c"`
Nov 18 16:40:09.042 INFO running `"docker" "rm" "-f" "c55d5f8c2bab067d0b736783727cc1fce8c88191df994d823d14a3535a17e61c"`
Nov 18 16:40:09.301 INFO [stdout] c55d5f8c2bab067d0b736783727cc1fce8c88191df994d823d14a3535a17e61c
Nov 18 16:40:09.303 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 18 16:40:09.647 INFO [stdout] 7bec6dc4e32b272b05472cb4b42852ad7e9e799616b29604ec1662e4b68cc395
Nov 18 16:40:09.650 INFO running `"docker" "start" "-a" "7bec6dc4e32b272b05472cb4b42852ad7e9e799616b29604ec1662e4b68cc395"`
Nov 18 16:40:10.463 INFO [stderr] usermod: no changes
Nov 18 16:40:10.487 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 18 16:40:10.488 INFO [stderr]      Running /target/debug/deps/csv_reader-f5c5a11a075f2003
Nov 18 16:40:10.497 INFO [stdout] 
Nov 18 16:40:10.498 INFO [stdout] running 0 tests
Nov 18 16:40:10.498 INFO [stdout] 
Nov 18 16:40:10.498 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 16:40:10.498 INFO [stdout] 
Nov 18 16:40:10.507 INFO [stderr] su: No module specific data is present
Nov 18 16:40:11.079 INFO running `"docker" "inspect" "7bec6dc4e32b272b05472cb4b42852ad7e9e799616b29604ec1662e4b68cc395"`
Nov 18 16:40:11.297 INFO running `"docker" "rm" "-f" "7bec6dc4e32b272b05472cb4b42852ad7e9e799616b29604ec1662e4b68cc395"`
Nov 18 16:40:11.539 INFO [stdout] 7bec6dc4e32b272b05472cb4b42852ad7e9e799616b29604ec1662e4b68cc395