Aug 30 20:43:53.053 INFO checking csv_reader-0.1.1 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 30 20:43:53.053 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 30 20:43:53.053 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-3/try#2d477f9981361618ac78253c28051a66b6cea125:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 20:43:53.201 INFO blam! 9e8e21ab0839be52181d1d66c948f2dccda9a8572febadeb6228f4c5a67c7b39
Aug 30 20:43:53.203 INFO running `"docker" "start" "-a" "9e8e21ab0839be52181d1d66c948f2dccda9a8572febadeb6228f4c5a67c7b39"`
Aug 30 20:43:53.810 INFO kablam!     Checking csv_reader v0.1.1 (file:///source)
Aug 30 20:43:54.432 INFO kablam! warning: variable does not need to be mutable
Aug 30 20:43:54.432 INFO kablam!   --> src/main.rs:26:13
Aug 30 20:43:54.432 INFO kablam!    |
Aug 30 20:43:54.432 INFO kablam! 26 |         let mut content = file_help::read(&mut self.file);
Aug 30 20:43:54.432 INFO kablam!    |             ----^^^^^^^
Aug 30 20:43:54.432 INFO kablam!    |             |
Aug 30 20:43:54.432 INFO kablam!    |             help: remove this `mut`
Aug 30 20:43:54.432 INFO kablam!    |
Aug 30 20:43:54.432 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 20:43:54.432 INFO kablam! 
Aug 30 20:43:54.448 INFO kablam! warning: function is never used: `create`
Aug 30 20:43:54.448 INFO kablam!   --> src/file_help.rs:16:1
Aug 30 20:43:54.448 INFO kablam!    |
Aug 30 20:43:54.448 INFO kablam! 16 | pub fn create(direc: String, name: String, extension: String) -> File {
Aug 30 20:43:54.448 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.448 INFO kablam!    |
Aug 30 20:43:54.448 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 30 20:43:54.448 INFO kablam! 
Aug 30 20:43:54.448 INFO kablam! warning: function is never used: `write`
Aug 30 20:43:54.448 INFO kablam!   --> src/file_help.rs:30:1
Aug 30 20:43:54.448 INFO kablam!    |
Aug 30 20:43:54.448 INFO kablam! 30 | pub fn write(file: &mut File, content: &String) {
Aug 30 20:43:54.448 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.448 INFO kablam! 
Aug 30 20:43:54.448 INFO kablam! warning: function is never used: `delete`
Aug 30 20:43:54.448 INFO kablam!   --> src/file_help.rs:43:1
Aug 30 20:43:54.448 INFO kablam!    |
Aug 30 20:43:54.448 INFO kablam! 43 | pub fn delete(direc: String, name: String, extension: String) {
Aug 30 20:43:54.449 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.449 INFO kablam! 
Aug 30 20:43:54.461 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 20:43:54.461 INFO kablam!   --> src/file_help.rs:31:5
Aug 30 20:43:54.461 INFO kablam!    |
Aug 30 20:43:54.461 INFO kablam! 31 |     file.write_all(content.as_bytes());
Aug 30 20:43:54.461 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.461 INFO kablam!    |
Aug 30 20:43:54.461 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 30 20:43:54.461 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 20:43:54.461 INFO kablam! 
Aug 30 20:43:54.461 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 20:43:54.461 INFO kablam!   --> src/file_help.rs:44:5
Aug 30 20:43:54.461 INFO kablam!    |
Aug 30 20:43:54.461 INFO kablam! 44 |     fs::remove_file(format!("{}/{}.{}", direc, name, extension));
Aug 30 20:43:54.461 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.461 INFO kablam!    |
Aug 30 20:43:54.461 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 20:43:54.461 INFO kablam! 
Aug 30 20:43:54.548 INFO kablam! warning: variable does not need to be mutable
Aug 30 20:43:54.548 INFO kablam!   --> src/main.rs:26:13
Aug 30 20:43:54.548 INFO kablam!    |
Aug 30 20:43:54.548 INFO kablam! 26 |         let mut content = file_help::read(&mut self.file);
Aug 30 20:43:54.548 INFO kablam!    |             ----^^^^^^^
Aug 30 20:43:54.548 INFO kablam!    |             |
Aug 30 20:43:54.548 INFO kablam!    |             help: remove this `mut`
Aug 30 20:43:54.548 INFO kablam!    |
Aug 30 20:43:54.548 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 20:43:54.548 INFO kablam! 
Aug 30 20:43:54.559 INFO kablam! warning: function is never used: `create`
Aug 30 20:43:54.559 INFO kablam!   --> src/file_help.rs:16:1
Aug 30 20:43:54.559 INFO kablam!    |
Aug 30 20:43:54.559 INFO kablam! 16 | pub fn create(direc: String, name: String, extension: String) -> File {
Aug 30 20:43:54.559 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.559 INFO kablam!    |
Aug 30 20:43:54.559 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 30 20:43:54.559 INFO kablam! 
Aug 30 20:43:54.559 INFO kablam! warning: function is never used: `write`
Aug 30 20:43:54.559 INFO kablam!   --> src/file_help.rs:30:1
Aug 30 20:43:54.559 INFO kablam!    |
Aug 30 20:43:54.559 INFO kablam! 30 | pub fn write(file: &mut File, content: &String) {
Aug 30 20:43:54.559 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.559 INFO kablam! 
Aug 30 20:43:54.559 INFO kablam! warning: function is never used: `delete`
Aug 30 20:43:54.559 INFO kablam!   --> src/file_help.rs:43:1
Aug 30 20:43:54.559 INFO kablam!    |
Aug 30 20:43:54.559 INFO kablam! 43 | pub fn delete(direc: String, name: String, extension: String) {
Aug 30 20:43:54.559 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.560 INFO kablam! 
Aug 30 20:43:54.567 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 20:43:54.567 INFO kablam!   --> src/file_help.rs:31:5
Aug 30 20:43:54.567 INFO kablam!    |
Aug 30 20:43:54.567 INFO kablam! 31 |     file.write_all(content.as_bytes());
Aug 30 20:43:54.567 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.567 INFO kablam!    |
Aug 30 20:43:54.567 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 30 20:43:54.567 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 20:43:54.567 INFO kablam! 
Aug 30 20:43:54.567 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 30 20:43:54.567 INFO kablam!   --> src/file_help.rs:44:5
Aug 30 20:43:54.567 INFO kablam!    |
Aug 30 20:43:54.567 INFO kablam! 44 |     fs::remove_file(format!("{}/{}.{}", direc, name, extension));
Aug 30 20:43:54.567 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 30 20:43:54.567 INFO kablam!    |
Aug 30 20:43:54.567 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Aug 30 20:43:54.567 INFO kablam! 
Aug 30 20:43:54.580 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Aug 30 20:43:54.584 INFO kablam! su: No module specific data is present
Aug 30 20:43:55.050 INFO running `"docker" "rm" "-f" "9e8e21ab0839be52181d1d66c948f2dccda9a8572febadeb6228f4c5a67c7b39"`
Aug 30 20:43:55.146 INFO blam! 9e8e21ab0839be52181d1d66c948f2dccda9a8572febadeb6228f4c5a67c7b39