Nov 01 01:36:45.707 INFO checking luki/2do against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 01:36:45.707 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-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 01 01:36:46.160 INFO blam! e45c693104b0ed3a7afc5f383ed62a5cc3e0753034bb99b301a5eaf87b01d9bf
Nov 01 01:36:46.164 INFO running `"docker" "start" "-a" "e45c693104b0ed3a7afc5f383ed62a5cc3e0753034bb99b301a5eaf87b01d9bf"`
Nov 01 01:36:47.712 INFO kablam! usermod: no changes
Nov 01 01:36:47.828 INFO kablam!     Checking todo v0.1.0 (/source)
Nov 01 01:36:48.822 INFO kablam! warning: variable does not need to be mutable
Nov 01 01:36:48.822 INFO kablam!   --> src/main.rs:43:13
Nov 01 01:36:48.822 INFO kablam!    |
Nov 01 01:36:48.823 INFO kablam! 43 |         let mut content = read_from_file(file);
Nov 01 01:36:48.823 INFO kablam!    |             ----^^^^^^^
Nov 01 01:36:48.824 INFO kablam!    |             |
Nov 01 01:36:48.824 INFO kablam!    |             help: remove this `mut`
Nov 01 01:36:48.824 INFO kablam!    |
Nov 01 01:36:48.825 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 01:36:48.825 INFO kablam! 
Nov 01 01:36:48.825 INFO kablam! warning: variable does not need to be mutable
Nov 01 01:36:48.825 INFO kablam!   --> src/main.rs:44:13
Nov 01 01:36:48.826 INFO kablam!    |
Nov 01 01:36:48.826 INFO kablam! 44 |         let mut content_vec: Vec<&str> = content.split("\n\n").collect();
Nov 01 01:36:48.826 INFO kablam!    |             ----^^^^^^^^^^^
Nov 01 01:36:48.827 INFO kablam!    |             |
Nov 01 01:36:48.827 INFO kablam!    |             help: remove this `mut`
Nov 01 01:36:48.827 INFO kablam! 
Nov 01 01:36:48.827 INFO kablam! warning: variable does not need to be mutable
Nov 01 01:36:48.828 INFO kablam!   --> src/main.rs:81:9
Nov 01 01:36:48.828 INFO kablam!    |
Nov 01 01:36:48.829 INFO kablam! 81 |     let mut file = match File::create(format!("{}.{}", file_name, file_extension)) {
Nov 01 01:36:48.830 INFO kablam!    |         ----^^^^
Nov 01 01:36:48.830 INFO kablam!    |         |
Nov 01 01:36:48.830 INFO kablam!    |         help: remove this `mut`
Nov 01 01:36:48.831 INFO kablam! 
Nov 01 01:36:48.834 INFO kablam! warning: method is never used: `save_as_file`
Nov 01 01:36:48.834 INFO kablam!   --> src/main.rs:32:5
Nov 01 01:36:48.834 INFO kablam!    |
Nov 01 01:36:48.835 INFO kablam! 32 |     fn save_as_file(&self) {
Nov 01 01:36:48.835 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.835 INFO kablam!    |
Nov 01 01:36:48.835 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 01:36:48.835 INFO kablam! 
Nov 01 01:36:48.835 INFO kablam! warning: function is never used: `create_file`
Nov 01 01:36:48.835 INFO kablam!   --> src/main.rs:80:1
Nov 01 01:36:48.836 INFO kablam!    |
Nov 01 01:36:48.836 INFO kablam! 80 | fn create_file(file_name: &str, file_extension: &str) -> File {
Nov 01 01:36:48.836 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.836 INFO kablam! 
Nov 01 01:36:48.837 INFO kablam! warning: function is never used: `write_to_file`
Nov 01 01:36:48.837 INFO kablam!    --> src/main.rs:105:1
Nov 01 01:36:48.837 INFO kablam!     |
Nov 01 01:36:48.837 INFO kablam! 105 | fn write_to_file(file: &mut File, content: &str) {
Nov 01 01:36:48.837 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.837 INFO kablam! 
Nov 01 01:36:48.837 INFO kablam! warning: function is never used: `override_file`
Nov 01 01:36:48.837 INFO kablam!    --> src/main.rs:110:1
Nov 01 01:36:48.837 INFO kablam!     |
Nov 01 01:36:48.837 INFO kablam! 110 | fn override_file(file: &mut File, content: &str) {
Nov 01 01:36:48.837 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.837 INFO kablam! 
Nov 01 01:36:48.848 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 01:36:48.848 INFO kablam!    --> src/main.rs:107:5
Nov 01 01:36:48.848 INFO kablam!     |
Nov 01 01:36:48.848 INFO kablam! 107 |     file.write_all(content.as_bytes());
Nov 01 01:36:48.848 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.848 INFO kablam!     |
Nov 01 01:36:48.848 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 01:36:48.848 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 01:36:48.848 INFO kablam! 
Nov 01 01:36:48.848 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 01:36:48.848 INFO kablam!    --> src/main.rs:111:5
Nov 01 01:36:48.848 INFO kablam!     |
Nov 01 01:36:48.848 INFO kablam! 111 |     file.write_all(content.as_bytes());
Nov 01 01:36:48.848 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.848 INFO kablam!     |
Nov 01 01:36:48.848 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 01:36:48.848 INFO kablam! 
Nov 01 01:36:48.980 INFO kablam! warning: variable does not need to be mutable
Nov 01 01:36:48.980 INFO kablam!   --> src/main.rs:43:13
Nov 01 01:36:48.980 INFO kablam!    |
Nov 01 01:36:48.980 INFO kablam! 43 |         let mut content = read_from_file(file);
Nov 01 01:36:48.980 INFO kablam!    |             ----^^^^^^^
Nov 01 01:36:48.980 INFO kablam!    |             |
Nov 01 01:36:48.980 INFO kablam!    |             help: remove this `mut`
Nov 01 01:36:48.980 INFO kablam!    |
Nov 01 01:36:48.980 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 01:36:48.980 INFO kablam! 
Nov 01 01:36:48.980 INFO kablam! warning: variable does not need to be mutable
Nov 01 01:36:48.980 INFO kablam!   --> src/main.rs:44:13
Nov 01 01:36:48.980 INFO kablam!    |
Nov 01 01:36:48.980 INFO kablam! 44 |         let mut content_vec: Vec<&str> = content.split("\n\n").collect();
Nov 01 01:36:48.980 INFO kablam!    |             ----^^^^^^^^^^^
Nov 01 01:36:48.980 INFO kablam!    |             |
Nov 01 01:36:48.980 INFO kablam!    |             help: remove this `mut`
Nov 01 01:36:48.980 INFO kablam! 
Nov 01 01:36:48.988 INFO kablam! warning: variable does not need to be mutable
Nov 01 01:36:48.988 INFO kablam!   --> src/main.rs:81:9
Nov 01 01:36:48.988 INFO kablam!    |
Nov 01 01:36:48.988 INFO kablam! 81 |     let mut file = match File::create(format!("{}.{}", file_name, file_extension)) {
Nov 01 01:36:48.989 INFO kablam!    |         ----^^^^
Nov 01 01:36:48.989 INFO kablam!    |         |
Nov 01 01:36:48.989 INFO kablam!    |         help: remove this `mut`
Nov 01 01:36:48.989 INFO kablam! 
Nov 01 01:36:48.995 INFO kablam! warning: method is never used: `save_as_file`
Nov 01 01:36:48.995 INFO kablam!   --> src/main.rs:32:5
Nov 01 01:36:48.995 INFO kablam!    |
Nov 01 01:36:48.995 INFO kablam! 32 |     fn save_as_file(&self) {
Nov 01 01:36:48.995 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.995 INFO kablam!    |
Nov 01 01:36:48.995 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 01 01:36:48.995 INFO kablam! 
Nov 01 01:36:48.995 INFO kablam! warning: function is never used: `create_file`
Nov 01 01:36:48.995 INFO kablam!   --> src/main.rs:80:1
Nov 01 01:36:48.995 INFO kablam!    |
Nov 01 01:36:48.995 INFO kablam! 80 | fn create_file(file_name: &str, file_extension: &str) -> File {
Nov 01 01:36:48.995 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.995 INFO kablam! 
Nov 01 01:36:48.995 INFO kablam! warning: function is never used: `write_to_file`
Nov 01 01:36:48.995 INFO kablam!    --> src/main.rs:105:1
Nov 01 01:36:48.995 INFO kablam!     |
Nov 01 01:36:48.995 INFO kablam! 105 | fn write_to_file(file: &mut File, content: &str) {
Nov 01 01:36:48.995 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.995 INFO kablam! 
Nov 01 01:36:48.995 INFO kablam! warning: function is never used: `override_file`
Nov 01 01:36:48.995 INFO kablam!    --> src/main.rs:110:1
Nov 01 01:36:48.995 INFO kablam!     |
Nov 01 01:36:48.995 INFO kablam! 110 | fn override_file(file: &mut File, content: &str) {
Nov 01 01:36:48.995 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:48.995 INFO kablam! 
Nov 01 01:36:49.008 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 01:36:49.008 INFO kablam!    --> src/main.rs:107:5
Nov 01 01:36:49.008 INFO kablam!     |
Nov 01 01:36:49.008 INFO kablam! 107 |     file.write_all(content.as_bytes());
Nov 01 01:36:49.008 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:49.008 INFO kablam!     |
Nov 01 01:36:49.008 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 01 01:36:49.008 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 01:36:49.008 INFO kablam! 
Nov 01 01:36:49.008 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 01 01:36:49.008 INFO kablam!    --> src/main.rs:111:5
Nov 01 01:36:49.008 INFO kablam!     |
Nov 01 01:36:49.008 INFO kablam! 111 |     file.write_all(content.as_bytes());
Nov 01 01:36:49.008 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 01:36:49.008 INFO kablam!     |
Nov 01 01:36:49.008 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 01 01:36:49.008 INFO kablam! 
Nov 01 01:36:49.042 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
Nov 01 01:36:49.046 INFO kablam! su: No module specific data is present
Nov 01 01:36:49.680 INFO running `"docker" "rm" "-f" "e45c693104b0ed3a7afc5f383ed62a5cc3e0753034bb99b301a5eaf87b01d9bf"`
Nov 01 01:36:49.952 INFO blam! e45c693104b0ed3a7afc5f383ed62a5cc3e0753034bb99b301a5eaf87b01d9bf