Nov 27 23:20:32.116 INFO checking ognarb/reddit-bot-rust against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 23:20:32.118 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 27 23:20:32.605 INFO [stdout] 40865cfa58fc81068aa44979f1af91e27ed43b59339688ab3678ab0bc040bf6b
Nov 27 23:20:32.608 INFO running `"docker" "start" "-a" "40865cfa58fc81068aa44979f1af91e27ed43b59339688ab3678ab0bc040bf6b"`
Nov 27 23:20:34.958 INFO [stderr] usermod: no changes
Nov 27 23:20:35.339 INFO [stderr]     Checking itoa v0.4.0
Nov 27 23:20:35.339 INFO [stderr]     Checking open v1.2.1
Nov 27 23:20:35.339 INFO [stderr]     Checking num_cpus v1.8.0
Nov 27 23:20:35.342 INFO [stderr]     Checking memchr v2.0.1
Nov 27 23:20:35.343 INFO [stderr]     Checking tokio-executor v0.1.0
Nov 27 23:20:35.405 INFO [stderr]     Checking mio v0.6.14
Nov 27 23:20:35.405 INFO [stderr]     Checking tokio-io v0.1.6
Nov 27 23:20:35.406 INFO [stderr]     Checking openssl-sys v0.9.27
Nov 27 23:20:36.977 INFO [stderr]     Checking backtrace-sys v0.1.16
Nov 27 23:20:37.263 INFO [stderr]     Checking futures-cpupool v0.1.8
Nov 27 23:20:37.429 INFO [stderr]     Checking chrono v0.4.0
Nov 27 23:20:37.786 INFO [stderr]     Checking aho-corasick v0.6.4
Nov 27 23:20:38.146 INFO [stderr]     Checking serde_json v1.0.13
Nov 27 23:20:38.610 INFO [stderr]     Checking tokio-threadpool v0.1.0
Nov 27 23:20:40.014 INFO [stderr]     Checking backtrace v0.3.5
Nov 27 23:20:40.302 INFO [stderr]     Checking openssl v0.9.24
Nov 27 23:20:41.892 INFO [stderr]     Checking regex v0.2.10
Nov 27 23:20:43.173 INFO [stderr]     Checking failure v0.1.1
Nov 27 23:20:45.783 INFO [stderr]     Checking tokio-reactor v0.1.0
Nov 27 23:20:48.186 INFO [stderr]     Checking tokio v0.1.3
Nov 27 23:20:50.940 INFO [stderr]     Checking native-tls v0.1.5
Nov 27 23:20:51.182 INFO [stderr]     Checking tokio-core v0.1.15
Nov 27 23:20:53.592 INFO [stderr]     Checking tokio-proto v0.1.1
Nov 27 23:20:53.592 INFO [stderr]     Checking tokio-tls v0.1.4
Nov 27 23:20:56.910 INFO [stderr]     Checking hyper v0.11.22
Nov 27 23:21:02.786 INFO [stderr]     Checking hyper-tls v0.1.3
Nov 27 23:21:04.149 INFO [stderr]     Checking orca v0.5.0
Nov 27 23:21:06.610 INFO [stderr]     Checking reddit v0.1.0 (/source)
Nov 27 23:21:09.903 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Nov 27 23:21:09.903 INFO [stderr]  --> src/main.rs:4:5
Nov 27 23:21:09.903 INFO [stderr]   |
Nov 27 23:21:09.903 INFO [stderr] 4 | use std::cmp::Ordering;
Nov 27 23:21:09.903 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 27 23:21:09.903 INFO [stderr]   |
Nov 27 23:21:09.912 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:21:09.913 INFO [stderr] 
Nov 27 23:21:10.104 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Nov 27 23:21:10.104 INFO [stderr]  --> src/main.rs:4:5
Nov 27 23:21:10.104 INFO [stderr]   |
Nov 27 23:21:10.104 INFO [stderr] 4 | use std::cmp::Ordering;
Nov 27 23:21:10.104 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.104 INFO [stderr]   |
Nov 27 23:21:10.104 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:21:10.104 INFO [stderr] 
Nov 27 23:21:10.129 INFO [stderr] warning: static item is never used: `UPDATE_INTERVAL_IN_SECONDS`
Nov 27 23:21:10.129 INFO [stderr]   --> src/main.rs:14:1
Nov 27 23:21:10.129 INFO [stderr]    |
Nov 27 23:21:10.129 INFO [stderr] 14 | static UPDATE_INTERVAL_IN_SECONDS : u64 = 3;
Nov 27 23:21:10.129 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.129 INFO [stderr]    |
Nov 27 23:21:10.129 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: static item is never used: `TESTING`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:15:1
Nov 27 23:21:10.131 INFO [stderr]    |
Nov 27 23:21:10.131 INFO [stderr] 15 | static TESTING : bool = true;
Nov 27 23:21:10.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: struct is never constructed: `DatabaseEntry`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:25:1
Nov 27 23:21:10.131 INFO [stderr]    |
Nov 27 23:21:10.131 INFO [stderr] 25 | struct DatabaseEntry (HashMap<String, i64>, i64);
Nov 27 23:21:10.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: method is never used: `new`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:37:5
Nov 27 23:21:10.131 INFO [stderr]    |
Nov 27 23:21:10.131 INFO [stderr] 37 |     fn new() -> Database {
Nov 27 23:21:10.131 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: function is never used: `between`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:51:1
Nov 27 23:21:10.131 INFO [stderr]    |
Nov 27 23:21:10.131 INFO [stderr] 51 | fn between(c:&char,  a: char, b: char) -> bool {
Nov 27 23:21:10.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: function is never used: `add_word_to_database`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:55:1
Nov 27 23:21:10.131 INFO [stderr]    |
Nov 27 23:21:10.131 INFO [stderr] 55 | fn add_word_to_database <'a> (word: String, subreddit:&String, mut database:Database) -> Database {
Nov 27 23:21:10.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: function is never used: `add_to_database`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:68:1
Nov 27 23:21:10.131 INFO [stderr]    |
Nov 27 23:21:10.131 INFO [stderr] 68 | fn add_to_database (comment: Comment, data:Database) -> Database {
Nov 27 23:21:10.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: function is never used: `analyse_last_n_comments`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:75:1
Nov 27 23:21:10.131 INFO [stderr]    |
Nov 27 23:21:10.131 INFO [stderr] 75 | fn analyse_last_n_comments(n: usize, reddit:App) -> Database {
Nov 27 23:21:10.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.131 INFO [stderr] 
Nov 27 23:21:10.131 INFO [stderr] warning: function is never used: `polling`
Nov 27 23:21:10.131 INFO [stderr]   --> src/main.rs:95:1
Nov 27 23:21:10.132 INFO [stderr]    |
Nov 27 23:21:10.132 INFO [stderr] 95 | fn polling(reddit:App) {
Nov 27 23:21:10.132 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.132 INFO [stderr] 
Nov 27 23:21:10.144 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 23:21:10.145 INFO [stderr]   --> src/main.rs:45:13
Nov 27 23:21:10.145 INFO [stderr]    |
Nov 27 23:21:10.145 INFO [stderr] 45 |             write!(f, "{} times {}\n", occurences, word);
Nov 27 23:21:10.145 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.145 INFO [stderr]    |
Nov 27 23:21:10.145 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 23:21:10.145 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 23:21:10.145 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 27 23:21:10.146 INFO [stderr] 
Nov 27 23:21:10.387 INFO [stderr] warning: static item is never used: `UPDATE_INTERVAL_IN_SECONDS`
Nov 27 23:21:10.388 INFO [stderr]   --> src/main.rs:14:1
Nov 27 23:21:10.388 INFO [stderr]    |
Nov 27 23:21:10.388 INFO [stderr] 14 | static UPDATE_INTERVAL_IN_SECONDS : u64 = 3;
Nov 27 23:21:10.388 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.388 INFO [stderr]    |
Nov 27 23:21:10.388 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 27 23:21:10.388 INFO [stderr] 
Nov 27 23:21:10.388 INFO [stderr] warning: static item is never used: `TESTING`
Nov 27 23:21:10.388 INFO [stderr]   --> src/main.rs:15:1
Nov 27 23:21:10.388 INFO [stderr]    |
Nov 27 23:21:10.388 INFO [stderr] 15 | static TESTING : bool = true;
Nov 27 23:21:10.388 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.388 INFO [stderr] 
Nov 27 23:21:10.388 INFO [stderr] warning: struct is never constructed: `DatabaseEntry`
Nov 27 23:21:10.388 INFO [stderr]   --> src/main.rs:25:1
Nov 27 23:21:10.388 INFO [stderr]    |
Nov 27 23:21:10.388 INFO [stderr] 25 | struct DatabaseEntry (HashMap<String, i64>, i64);
Nov 27 23:21:10.388 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.388 INFO [stderr] 
Nov 27 23:21:10.388 INFO [stderr] warning: method is never used: `new`
Nov 27 23:21:10.388 INFO [stderr]   --> src/main.rs:37:5
Nov 27 23:21:10.388 INFO [stderr]    |
Nov 27 23:21:10.388 INFO [stderr] 37 |     fn new() -> Database {
Nov 27 23:21:10.388 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.389 INFO [stderr] 
Nov 27 23:21:10.389 INFO [stderr] warning: function is never used: `between`
Nov 27 23:21:10.389 INFO [stderr]   --> src/main.rs:51:1
Nov 27 23:21:10.389 INFO [stderr]    |
Nov 27 23:21:10.389 INFO [stderr] 51 | fn between(c:&char,  a: char, b: char) -> bool {
Nov 27 23:21:10.389 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.389 INFO [stderr] 
Nov 27 23:21:10.389 INFO [stderr] warning: function is never used: `add_word_to_database`
Nov 27 23:21:10.389 INFO [stderr]   --> src/main.rs:55:1
Nov 27 23:21:10.389 INFO [stderr]    |
Nov 27 23:21:10.396 INFO [stderr] 55 | fn add_word_to_database <'a> (word: String, subreddit:&String, mut database:Database) -> Database {
Nov 27 23:21:10.396 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.396 INFO [stderr] 
Nov 27 23:21:10.396 INFO [stderr] warning: function is never used: `add_to_database`
Nov 27 23:21:10.396 INFO [stderr]   --> src/main.rs:68:1
Nov 27 23:21:10.396 INFO [stderr]    |
Nov 27 23:21:10.396 INFO [stderr] 68 | fn add_to_database (comment: Comment, data:Database) -> Database {
Nov 27 23:21:10.396 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.396 INFO [stderr] 
Nov 27 23:21:10.396 INFO [stderr] warning: function is never used: `analyse_last_n_comments`
Nov 27 23:21:10.396 INFO [stderr]   --> src/main.rs:75:1
Nov 27 23:21:10.396 INFO [stderr]    |
Nov 27 23:21:10.396 INFO [stderr] 75 | fn analyse_last_n_comments(n: usize, reddit:App) -> Database {
Nov 27 23:21:10.396 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.396 INFO [stderr] 
Nov 27 23:21:10.396 INFO [stderr] warning: function is never used: `polling`
Nov 27 23:21:10.396 INFO [stderr]   --> src/main.rs:95:1
Nov 27 23:21:10.396 INFO [stderr]    |
Nov 27 23:21:10.396 INFO [stderr] 95 | fn polling(reddit:App) {
Nov 27 23:21:10.396 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.396 INFO [stderr] 
Nov 27 23:21:10.401 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 23:21:10.401 INFO [stderr]   --> src/main.rs:45:13
Nov 27 23:21:10.401 INFO [stderr]    |
Nov 27 23:21:10.401 INFO [stderr] 45 |             write!(f, "{} times {}\n", occurences, word);
Nov 27 23:21:10.401 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:21:10.401 INFO [stderr]    |
Nov 27 23:21:10.401 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 23:21:10.401 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 23:21:10.401 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 27 23:21:10.401 INFO [stderr] 
Nov 27 23:21:10.430 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.41s
Nov 27 23:21:10.457 INFO [stderr] su: No module specific data is present
Nov 27 23:21:11.774 INFO running `"docker" "inspect" "40865cfa58fc81068aa44979f1af91e27ed43b59339688ab3678ab0bc040bf6b"`
Nov 27 23:21:12.161 INFO running `"docker" "rm" "-f" "40865cfa58fc81068aa44979f1af91e27ed43b59339688ab3678ab0bc040bf6b"`
Nov 27 23:21:12.477 INFO [stdout] 40865cfa58fc81068aa44979f1af91e27ed43b59339688ab3678ab0bc040bf6b