Dec 19 13:23:22.063 INFO checking luki/csvll against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:23:22.063 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:23:22.440 INFO [stdout] 809ab67200375f552686a666d5222cde7e9372808925870ad7b00ac92693bc90
Dec 19 13:23:22.446 INFO running `"docker" "start" "-a" "809ab67200375f552686a666d5222cde7e9372808925870ad7b00ac92693bc90"`
Dec 19 13:23:23.692 INFO [stderr]     Checking csvll v0.1.6 (/opt/crater/workdir)
Dec 19 13:23:23.972 INFO [stderr] warning: variable does not need to be mutable
Dec 19 13:23:23.973 INFO [stderr]   --> src/lib.rs:35:13
Dec 19 13:23:23.973 INFO [stderr]    |
Dec 19 13:23:23.973 INFO [stderr] 35 |         let mut content = file_help::read(&mut self.file);
Dec 19 13:23:23.973 INFO [stderr]    |             ----^^^^^^^
Dec 19 13:23:23.973 INFO [stderr]    |             |
Dec 19 13:23:23.973 INFO [stderr]    |             help: remove this `mut`
Dec 19 13:23:23.973 INFO [stderr]    |
Dec 19 13:23:23.973 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 13:23:23.973 INFO [stderr] 
Dec 19 13:23:23.995 INFO [stderr] warning: function is never used: `create`
Dec 19 13:23:23.995 INFO [stderr]   --> src/file_help.rs:20:1
Dec 19 13:23:23.995 INFO [stderr]    |
Dec 19 13:23:23.995 INFO [stderr] 20 | pub fn create(dir: String, name: String, extension: String) -> File {
Dec 19 13:23:23.996 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:23.996 INFO [stderr]    |
Dec 19 13:23:23.996 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:23:23.996 INFO [stderr] 
Dec 19 13:23:23.996 INFO [stderr] warning: function is never used: `write`
Dec 19 13:23:23.996 INFO [stderr]   --> src/file_help.rs:34:1
Dec 19 13:23:23.996 INFO [stderr]    |
Dec 19 13:23:23.997 INFO [stderr] 34 | pub fn write(file: &mut File, content: &String) {
Dec 19 13:23:23.997 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:23.997 INFO [stderr] 
Dec 19 13:23:23.997 INFO [stderr] warning: function is never used: `delete`
Dec 19 13:23:23.997 INFO [stderr]   --> src/file_help.rs:47:1
Dec 19 13:23:23.997 INFO [stderr]    |
Dec 19 13:23:23.997 INFO [stderr] 47 | pub fn delete(dir: String, name: String, extension: String) {
Dec 19 13:23:23.997 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:23.997 INFO [stderr] 
Dec 19 13:23:24.000 INFO [stderr] warning: variable does not need to be mutable
Dec 19 13:23:24.000 INFO [stderr]   --> src/lib.rs:35:13
Dec 19 13:23:24.000 INFO [stderr]    |
Dec 19 13:23:24.000 INFO [stderr] 35 |         let mut content = file_help::read(&mut self.file);
Dec 19 13:23:24.000 INFO [stderr]    |             ----^^^^^^^
Dec 19 13:23:24.000 INFO [stderr]    |             |
Dec 19 13:23:24.000 INFO [stderr]    |             help: remove this `mut`
Dec 19 13:23:24.000 INFO [stderr]    |
Dec 19 13:23:24.000 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 13:23:24.000 INFO [stderr] 
Dec 19 13:23:24.006 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:23:24.006 INFO [stderr]   --> src/file_help.rs:35:5
Dec 19 13:23:24.006 INFO [stderr]    |
Dec 19 13:23:24.006 INFO [stderr] 35 |     file.write_all(content.as_bytes());
Dec 19 13:23:24.006 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:24.006 INFO [stderr]    |
Dec 19 13:23:24.006 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 13:23:24.008 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:23:24.008 INFO [stderr] 
Dec 19 13:23:24.008 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:23:24.008 INFO [stderr]   --> src/file_help.rs:48:5
Dec 19 13:23:24.008 INFO [stderr]    |
Dec 19 13:23:24.008 INFO [stderr] 48 |     fs::remove_file(format!("{}/{}.{}", dir, name, extension));
Dec 19 13:23:24.008 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:24.008 INFO [stderr]    |
Dec 19 13:23:24.008 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:23:24.008 INFO [stderr] 
Dec 19 13:23:24.012 INFO [stderr] warning: function is never used: `create`
Dec 19 13:23:24.012 INFO [stderr]   --> src/file_help.rs:20:1
Dec 19 13:23:24.013 INFO [stderr]    |
Dec 19 13:23:24.013 INFO [stderr] 20 | pub fn create(dir: String, name: String, extension: String) -> File {
Dec 19 13:23:24.013 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:24.013 INFO [stderr]    |
Dec 19 13:23:24.013 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:23:24.013 INFO [stderr] 
Dec 19 13:23:24.013 INFO [stderr] warning: function is never used: `write`
Dec 19 13:23:24.013 INFO [stderr]   --> src/file_help.rs:34:1
Dec 19 13:23:24.013 INFO [stderr]    |
Dec 19 13:23:24.013 INFO [stderr] 34 | pub fn write(file: &mut File, content: &String) {
Dec 19 13:23:24.013 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:24.013 INFO [stderr] 
Dec 19 13:23:24.013 INFO [stderr] warning: function is never used: `delete`
Dec 19 13:23:24.013 INFO [stderr]   --> src/file_help.rs:47:1
Dec 19 13:23:24.013 INFO [stderr]    |
Dec 19 13:23:24.013 INFO [stderr] 47 | pub fn delete(dir: String, name: String, extension: String) {
Dec 19 13:23:24.013 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:24.013 INFO [stderr] 
Dec 19 13:23:24.023 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:23:24.023 INFO [stderr]   --> src/file_help.rs:35:5
Dec 19 13:23:24.023 INFO [stderr]    |
Dec 19 13:23:24.023 INFO [stderr] 35 |     file.write_all(content.as_bytes());
Dec 19 13:23:24.023 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:24.023 INFO [stderr]    |
Dec 19 13:23:24.023 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 13:23:24.024 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:23:24.024 INFO [stderr] 
Dec 19 13:23:24.024 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 13:23:24.024 INFO [stderr]   --> src/file_help.rs:48:5
Dec 19 13:23:24.024 INFO [stderr]    |
Dec 19 13:23:24.024 INFO [stderr] 48 |     fs::remove_file(format!("{}/{}.{}", dir, name, extension));
Dec 19 13:23:24.024 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:23:24.024 INFO [stderr]    |
Dec 19 13:23:24.024 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 13:23:24.024 INFO [stderr] 
Dec 19 13:23:24.076 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
Dec 19 13:23:24.558 INFO running `"docker" "inspect" "809ab67200375f552686a666d5222cde7e9372808925870ad7b00ac92693bc90"`
Dec 19 13:23:24.828 INFO running `"docker" "rm" "-f" "809ab67200375f552686a666d5222cde7e9372808925870ad7b00ac92693bc90"`
Dec 19 13:23:25.005 INFO [stdout] 809ab67200375f552686a666d5222cde7e9372808925870ad7b00ac92693bc90