Dec 17 20:24:57.484 INFO checking luki/csvll against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 17 20:24:57.484 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/luki/csvll:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 17 20:24:57.698 INFO [stdout] 4b8ebb7c0c86d9096f44fc67307dba2575209e4724bbd18a98778f2edae2a72b Dec 17 20:24:57.702 INFO running `"docker" "start" "-a" "4b8ebb7c0c86d9096f44fc67307dba2575209e4724bbd18a98778f2edae2a72b"` Dec 17 20:24:58.318 INFO [stderr] Checking csvll v0.1.6 (/opt/crater/workdir) Dec 17 20:24:58.521 INFO [stderr] warning: variable does not need to be mutable Dec 17 20:24:58.521 INFO [stderr] --> src/lib.rs:35:13 Dec 17 20:24:58.521 INFO [stderr] | Dec 17 20:24:58.522 INFO [stderr] 35 | let mut content = file_help::read(&mut self.file); Dec 17 20:24:58.522 INFO [stderr] | ----^^^^^^^ Dec 17 20:24:58.522 INFO [stderr] | | Dec 17 20:24:58.522 INFO [stderr] | help: remove this `mut` Dec 17 20:24:58.522 INFO [stderr] | Dec 17 20:24:58.522 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 20:24:58.528 INFO [stderr] Dec 17 20:24:58.530 INFO [stderr] warning: function is never used: `create` Dec 17 20:24:58.530 INFO [stderr] --> src/file_help.rs:20:1 Dec 17 20:24:58.530 INFO [stderr] | Dec 17 20:24:58.536 INFO [stderr] 20 | pub fn create(dir: String, name: String, extension: String) -> File { Dec 17 20:24:58.536 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.536 INFO [stderr] | Dec 17 20:24:58.536 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 20:24:58.536 INFO [stderr] Dec 17 20:24:58.536 INFO [stderr] warning: function is never used: `write` Dec 17 20:24:58.536 INFO [stderr] --> src/file_help.rs:34:1 Dec 17 20:24:58.536 INFO [stderr] | Dec 17 20:24:58.536 INFO [stderr] 34 | pub fn write(file: &mut File, content: &String) { Dec 17 20:24:58.536 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.536 INFO [stderr] Dec 17 20:24:58.536 INFO [stderr] warning: function is never used: `delete` Dec 17 20:24:58.536 INFO [stderr] --> src/file_help.rs:47:1 Dec 17 20:24:58.536 INFO [stderr] | Dec 17 20:24:58.536 INFO [stderr] 47 | pub fn delete(dir: String, name: String, extension: String) { Dec 17 20:24:58.536 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.536 INFO [stderr] Dec 17 20:24:58.540 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 20:24:58.540 INFO [stderr] --> src/file_help.rs:35:5 Dec 17 20:24:58.540 INFO [stderr] | Dec 17 20:24:58.540 INFO [stderr] 35 | file.write_all(content.as_bytes()); Dec 17 20:24:58.540 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.540 INFO [stderr] | Dec 17 20:24:58.540 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 20:24:58.540 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 20:24:58.540 INFO [stderr] Dec 17 20:24:58.540 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 20:24:58.540 INFO [stderr] --> src/file_help.rs:48:5 Dec 17 20:24:58.540 INFO [stderr] | Dec 17 20:24:58.540 INFO [stderr] 48 | fs::remove_file(format!("{}/{}.{}", dir, name, extension)); Dec 17 20:24:58.540 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.540 INFO [stderr] | Dec 17 20:24:58.540 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 20:24:58.540 INFO [stderr] Dec 17 20:24:58.550 INFO [stderr] warning: variable does not need to be mutable Dec 17 20:24:58.550 INFO [stderr] --> src/lib.rs:35:13 Dec 17 20:24:58.550 INFO [stderr] | Dec 17 20:24:58.550 INFO [stderr] 35 | let mut content = file_help::read(&mut self.file); Dec 17 20:24:58.550 INFO [stderr] | ----^^^^^^^ Dec 17 20:24:58.550 INFO [stderr] | | Dec 17 20:24:58.550 INFO [stderr] | help: remove this `mut` Dec 17 20:24:58.550 INFO [stderr] | Dec 17 20:24:58.550 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 20:24:58.550 INFO [stderr] Dec 17 20:24:58.560 INFO [stderr] warning: function is never used: `create` Dec 17 20:24:58.560 INFO [stderr] --> src/file_help.rs:20:1 Dec 17 20:24:58.560 INFO [stderr] | Dec 17 20:24:58.560 INFO [stderr] 20 | pub fn create(dir: String, name: String, extension: String) -> File { Dec 17 20:24:58.560 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.560 INFO [stderr] | Dec 17 20:24:58.560 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 20:24:58.560 INFO [stderr] Dec 17 20:24:58.560 INFO [stderr] warning: function is never used: `write` Dec 17 20:24:58.560 INFO [stderr] --> src/file_help.rs:34:1 Dec 17 20:24:58.560 INFO [stderr] | Dec 17 20:24:58.560 INFO [stderr] 34 | pub fn write(file: &mut File, content: &String) { Dec 17 20:24:58.560 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.560 INFO [stderr] Dec 17 20:24:58.560 INFO [stderr] warning: function is never used: `delete` Dec 17 20:24:58.560 INFO [stderr] --> src/file_help.rs:47:1 Dec 17 20:24:58.560 INFO [stderr] | Dec 17 20:24:58.560 INFO [stderr] 47 | pub fn delete(dir: String, name: String, extension: String) { Dec 17 20:24:58.560 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.560 INFO [stderr] Dec 17 20:24:58.564 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 20:24:58.564 INFO [stderr] --> src/file_help.rs:35:5 Dec 17 20:24:58.564 INFO [stderr] | Dec 17 20:24:58.564 INFO [stderr] 35 | file.write_all(content.as_bytes()); Dec 17 20:24:58.564 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.564 INFO [stderr] | Dec 17 20:24:58.564 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 20:24:58.564 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 20:24:58.564 INFO [stderr] Dec 17 20:24:58.565 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 20:24:58.565 INFO [stderr] --> src/file_help.rs:48:5 Dec 17 20:24:58.565 INFO [stderr] | Dec 17 20:24:58.565 INFO [stderr] 48 | fs::remove_file(format!("{}/{}.{}", dir, name, extension)); Dec 17 20:24:58.565 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 20:24:58.565 INFO [stderr] | Dec 17 20:24:58.565 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 20:24:58.565 INFO [stderr] Dec 17 20:24:58.586 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.28s Dec 17 20:24:58.907 INFO running `"docker" "inspect" "4b8ebb7c0c86d9096f44fc67307dba2575209e4724bbd18a98778f2edae2a72b"` Dec 17 20:24:58.983 INFO running `"docker" "rm" "-f" "4b8ebb7c0c86d9096f44fc67307dba2575209e4724bbd18a98778f2edae2a72b"` Dec 17 20:24:59.076 INFO [stdout] 4b8ebb7c0c86d9096f44fc67307dba2575209e4724bbd18a98778f2edae2a72b