Nov 28 01:28:43.084 INFO checking luki/2do against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 01:28:43.084 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 28 01:28:43.428 INFO [stdout] e6433f185f05b645d9a26c35727a530faf3cfa26082fb269a60d480b5c7f74c4
Nov 28 01:28:43.434 INFO running `"docker" "start" "-a" "e6433f185f05b645d9a26c35727a530faf3cfa26082fb269a60d480b5c7f74c4"`
Nov 28 01:28:44.083 INFO [stderr] usermod: no changes
Nov 28 01:28:44.212 INFO [stderr]     Checking chrono v0.2.25
Nov 28 01:28:46.034 INFO [stderr]     Checking todo v0.1.0 (/source)
Nov 28 01:28:46.656 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:28:46.656 INFO [stderr]   --> src/main.rs:43:13
Nov 28 01:28:46.656 INFO [stderr]    |
Nov 28 01:28:46.656 INFO [stderr] 43 |         let mut content = read_from_file(file);
Nov 28 01:28:46.656 INFO [stderr]    |             ----^^^^^^^
Nov 28 01:28:46.656 INFO [stderr]    |             |
Nov 28 01:28:46.656 INFO [stderr]    |             help: remove this `mut`
Nov 28 01:28:46.656 INFO [stderr]    |
Nov 28 01:28:46.656 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 01:28:46.656 INFO [stderr] 
Nov 28 01:28:46.656 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:28:46.656 INFO [stderr]   --> src/main.rs:44:13
Nov 28 01:28:46.657 INFO [stderr]    |
Nov 28 01:28:46.657 INFO [stderr] 44 |         let mut content_vec: Vec<&str> = content.split("\n\n").collect();
Nov 28 01:28:46.657 INFO [stderr]    |             ----^^^^^^^^^^^
Nov 28 01:28:46.657 INFO [stderr]    |             |
Nov 28 01:28:46.657 INFO [stderr]    |             help: remove this `mut`
Nov 28 01:28:46.657 INFO [stderr] 
Nov 28 01:28:46.658 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:28:46.658 INFO [stderr]   --> src/main.rs:81:9
Nov 28 01:28:46.658 INFO [stderr]    |
Nov 28 01:28:46.658 INFO [stderr] 81 |     let mut file = match File::create(format!("{}.{}", file_name, file_extension)) {
Nov 28 01:28:46.658 INFO [stderr]    |         ----^^^^
Nov 28 01:28:46.658 INFO [stderr]    |         |
Nov 28 01:28:46.658 INFO [stderr]    |         help: remove this `mut`
Nov 28 01:28:46.658 INFO [stderr] 
Nov 28 01:28:46.664 INFO [stderr] warning: method is never used: `save_as_file`
Nov 28 01:28:46.664 INFO [stderr]   --> src/main.rs:32:5
Nov 28 01:28:46.664 INFO [stderr]    |
Nov 28 01:28:46.664 INFO [stderr] 32 |     fn save_as_file(&self) {
Nov 28 01:28:46.664 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.664 INFO [stderr]    |
Nov 28 01:28:46.664 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 01:28:46.664 INFO [stderr] 
Nov 28 01:28:46.664 INFO [stderr] warning: function is never used: `create_file`
Nov 28 01:28:46.664 INFO [stderr]   --> src/main.rs:80:1
Nov 28 01:28:46.664 INFO [stderr]    |
Nov 28 01:28:46.664 INFO [stderr] 80 | fn create_file(file_name: &str, file_extension: &str) -> File {
Nov 28 01:28:46.664 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.664 INFO [stderr] 
Nov 28 01:28:46.665 INFO [stderr] warning: function is never used: `write_to_file`
Nov 28 01:28:46.665 INFO [stderr]    --> src/main.rs:105:1
Nov 28 01:28:46.665 INFO [stderr]     |
Nov 28 01:28:46.665 INFO [stderr] 105 | fn write_to_file(file: &mut File, content: &str) {
Nov 28 01:28:46.665 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.665 INFO [stderr] 
Nov 28 01:28:46.668 INFO [stderr] warning: function is never used: `override_file`
Nov 28 01:28:46.668 INFO [stderr]    --> src/main.rs:110:1
Nov 28 01:28:46.668 INFO [stderr]     |
Nov 28 01:28:46.668 INFO [stderr] 110 | fn override_file(file: &mut File, content: &str) {
Nov 28 01:28:46.668 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.668 INFO [stderr] 
Nov 28 01:28:46.668 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:28:46.668 INFO [stderr]   --> src/main.rs:43:13
Nov 28 01:28:46.668 INFO [stderr]    |
Nov 28 01:28:46.668 INFO [stderr] 43 |         let mut content = read_from_file(file);
Nov 28 01:28:46.668 INFO [stderr]    |             ----^^^^^^^
Nov 28 01:28:46.668 INFO [stderr]    |             |
Nov 28 01:28:46.668 INFO [stderr]    |             help: remove this `mut`
Nov 28 01:28:46.668 INFO [stderr]    |
Nov 28 01:28:46.668 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 01:28:46.668 INFO [stderr] 
Nov 28 01:28:46.669 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:28:46.669 INFO [stderr]   --> src/main.rs:44:13
Nov 28 01:28:46.669 INFO [stderr]    |
Nov 28 01:28:46.669 INFO [stderr] 44 |         let mut content_vec: Vec<&str> = content.split("\n\n").collect();
Nov 28 01:28:46.669 INFO [stderr]    |             ----^^^^^^^^^^^
Nov 28 01:28:46.669 INFO [stderr]    |             |
Nov 28 01:28:46.669 INFO [stderr]    |             help: remove this `mut`
Nov 28 01:28:46.686 INFO [stderr] 
Nov 28 01:28:46.686 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:28:46.686 INFO [stderr]   --> src/main.rs:81:9
Nov 28 01:28:46.686 INFO [stderr]    |
Nov 28 01:28:46.686 INFO [stderr] 81 |     let mut file = match File::create(format!("{}.{}", file_name, file_extension)) {
Nov 28 01:28:46.686 INFO [stderr]    |         ----^^^^
Nov 28 01:28:46.686 INFO [stderr]    |         |
Nov 28 01:28:46.686 INFO [stderr]    |         help: remove this `mut`
Nov 28 01:28:46.686 INFO [stderr] 
Nov 28 01:28:46.686 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:28:46.686 INFO [stderr]    --> src/main.rs:107:5
Nov 28 01:28:46.686 INFO [stderr]     |
Nov 28 01:28:46.686 INFO [stderr] 107 |     file.write_all(content.as_bytes());
Nov 28 01:28:46.686 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.686 INFO [stderr]     |
Nov 28 01:28:46.686 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 01:28:46.686 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:28:46.686 INFO [stderr] 
Nov 28 01:28:46.686 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:28:46.686 INFO [stderr]    --> src/main.rs:111:5
Nov 28 01:28:46.686 INFO [stderr]     |
Nov 28 01:28:46.686 INFO [stderr] 111 |     file.write_all(content.as_bytes());
Nov 28 01:28:46.686 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.686 INFO [stderr]     |
Nov 28 01:28:46.686 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:28:46.686 INFO [stderr] 
Nov 28 01:28:46.686 INFO [stderr] warning: method is never used: `save_as_file`
Nov 28 01:28:46.686 INFO [stderr]   --> src/main.rs:32:5
Nov 28 01:28:46.686 INFO [stderr]    |
Nov 28 01:28:46.686 INFO [stderr] 32 |     fn save_as_file(&self) {
Nov 28 01:28:46.686 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.686 INFO [stderr]    |
Nov 28 01:28:46.686 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 01:28:46.686 INFO [stderr] 
Nov 28 01:28:46.686 INFO [stderr] warning: function is never used: `create_file`
Nov 28 01:28:46.686 INFO [stderr]   --> src/main.rs:80:1
Nov 28 01:28:46.686 INFO [stderr]    |
Nov 28 01:28:46.686 INFO [stderr] 80 | fn create_file(file_name: &str, file_extension: &str) -> File {
Nov 28 01:28:46.686 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.686 INFO [stderr] 
Nov 28 01:28:46.686 INFO [stderr] warning: function is never used: `write_to_file`
Nov 28 01:28:46.686 INFO [stderr]    --> src/main.rs:105:1
Nov 28 01:28:46.686 INFO [stderr]     |
Nov 28 01:28:46.686 INFO [stderr] 105 | fn write_to_file(file: &mut File, content: &str) {
Nov 28 01:28:46.686 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.686 INFO [stderr] 
Nov 28 01:28:46.686 INFO [stderr] warning: function is never used: `override_file`
Nov 28 01:28:46.686 INFO [stderr]    --> src/main.rs:110:1
Nov 28 01:28:46.686 INFO [stderr]     |
Nov 28 01:28:46.686 INFO [stderr] 110 | fn override_file(file: &mut File, content: &str) {
Nov 28 01:28:46.686 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.687 INFO [stderr] 
Nov 28 01:28:46.701 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:28:46.702 INFO [stderr]    --> src/main.rs:107:5
Nov 28 01:28:46.702 INFO [stderr]     |
Nov 28 01:28:46.702 INFO [stderr] 107 |     file.write_all(content.as_bytes());
Nov 28 01:28:46.702 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.702 INFO [stderr]     |
Nov 28 01:28:46.702 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 01:28:46.702 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:28:46.702 INFO [stderr] 
Nov 28 01:28:46.702 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 01:28:46.702 INFO [stderr]    --> src/main.rs:111:5
Nov 28 01:28:46.702 INFO [stderr]     |
Nov 28 01:28:46.702 INFO [stderr] 111 |     file.write_all(content.as_bytes());
Nov 28 01:28:46.702 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 01:28:46.702 INFO [stderr]     |
Nov 28 01:28:46.702 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 01:28:46.702 INFO [stderr] 
Nov 28 01:28:46.704 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
Nov 28 01:28:46.708 INFO [stderr] su: No module specific data is present
Nov 28 01:28:46.994 INFO running `"docker" "inspect" "e6433f185f05b645d9a26c35727a530faf3cfa26082fb269a60d480b5c7f74c4"`
Nov 28 01:28:47.170 INFO running `"docker" "rm" "-f" "e6433f185f05b645d9a26c35727a530faf3cfa26082fb269a60d480b5c7f74c4"`
Nov 28 01:28:47.364 INFO [stdout] e6433f185f05b645d9a26c35727a530faf3cfa26082fb269a60d480b5c7f74c4