Dec 04 12:54:47.901 INFO checking ognarb/reddit-bot-rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 12:54:47.901 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 12:54:48.391 INFO [stdout] 3783599b4bab4a2e50a38d91cb8c0e4b87ce595cc0454da34c67d9d249098834
Dec 04 12:54:48.396 INFO running `"docker" "start" "-a" "3783599b4bab4a2e50a38d91cb8c0e4b87ce595cc0454da34c67d9d249098834"`
Dec 04 12:54:50.067 INFO [stderr] usermod: no changes
Dec 04 12:54:50.372 INFO [stderr]     Checking futures v0.1.19
Dec 04 12:54:50.391 INFO [stderr]     Checking itoa v0.4.0
Dec 04 12:54:50.392 INFO [stderr]     Checking open v1.2.1
Dec 04 12:54:50.400 INFO [stderr]     Checking net2 v0.2.32
Dec 04 12:54:50.403 INFO [stderr]     Checking backtrace-sys v0.1.16
Dec 04 12:54:50.404 INFO [stderr]     Checking openssl-sys v0.9.27
Dec 04 12:54:50.406 INFO [stderr]     Checking chrono v0.4.0
Dec 04 12:54:51.803 INFO [stderr]     Checking backtrace v0.3.5
Dec 04 12:54:52.231 INFO [stderr]     Checking serde_json v1.0.13
Dec 04 12:54:52.863 INFO [stderr]     Checking mio v0.6.14
Dec 04 12:54:53.252 INFO [stderr]     Checking failure v0.1.1
Dec 04 12:54:54.335 INFO [stderr]     Checking openssl v0.9.24
Dec 04 12:55:01.363 INFO [stderr]     Checking tokio-executor v0.1.0
Dec 04 12:55:01.363 INFO [stderr]     Checking tokio-io v0.1.6
Dec 04 12:55:01.363 INFO [stderr]     Checking tokio-service v0.1.0
Dec 04 12:55:01.363 INFO [stderr]     Checking futures-cpupool v0.1.8
Dec 04 12:55:01.363 INFO [stderr]     Checking relay v0.1.1
Dec 04 12:55:03.065 INFO [stderr]     Checking tokio-threadpool v0.1.0
Dec 04 12:55:04.327 INFO [stderr]     Checking tokio-reactor v0.1.0
Dec 04 12:55:04.483 INFO [stderr]     Checking native-tls v0.1.5
Dec 04 12:55:05.852 INFO [stderr]     Checking tokio v0.1.3
Dec 04 12:55:07.239 INFO [stderr]     Checking tokio-core v0.1.15
Dec 04 12:55:09.059 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 04 12:55:09.059 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 04 12:55:12.165 INFO [stderr]     Checking hyper v0.11.22
Dec 04 12:55:17.678 INFO [stderr]     Checking hyper-tls v0.1.3
Dec 04 12:55:19.118 INFO [stderr]     Checking orca v0.5.0
Dec 04 12:55:21.369 INFO [stderr]     Checking reddit v0.1.0 (/source)
Dec 04 12:55:24.695 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 04 12:55:24.695 INFO [stderr]  --> src/main.rs:4:5
Dec 04 12:55:24.695 INFO [stderr]   |
Dec 04 12:55:24.695 INFO [stderr] 4 | use std::cmp::Ordering;
Dec 04 12:55:24.695 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.695 INFO [stderr]   |
Dec 04 12:55:24.695 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:55:24.695 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: static item is never used: `UPDATE_INTERVAL_IN_SECONDS`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:14:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 14 | static UPDATE_INTERVAL_IN_SECONDS : u64 = 3;
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: static item is never used: `TESTING`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:15:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 15 | static TESTING : bool = true;
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: struct is never constructed: `DatabaseEntry`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:25:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 25 | struct DatabaseEntry (HashMap<String, i64>, i64);
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: method is never used: `new`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:37:5
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 37 |     fn new() -> Database {
Dec 04 12:55:24.911 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: function is never used: `between`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:51:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 51 | fn between(c:&char,  a: char, b: char) -> bool {
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: function is never used: `add_word_to_database`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:55:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 55 | fn add_word_to_database <'a> (word: String, subreddit:&String, mut database:Database) -> Database {
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: function is never used: `add_to_database`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:68:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 68 | fn add_to_database (comment: Comment, data:Database) -> Database {
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: function is never used: `analyse_last_n_comments`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:75:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 75 | fn analyse_last_n_comments(n: usize, reddit:App) -> Database {
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.911 INFO [stderr] warning: function is never used: `polling`
Dec 04 12:55:24.911 INFO [stderr]   --> src/main.rs:95:1
Dec 04 12:55:24.911 INFO [stderr]    |
Dec 04 12:55:24.911 INFO [stderr] 95 | fn polling(reddit:App) {
Dec 04 12:55:24.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.911 INFO [stderr] 
Dec 04 12:55:24.919 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 12:55:24.919 INFO [stderr]   --> src/main.rs:45:13
Dec 04 12:55:24.919 INFO [stderr]    |
Dec 04 12:55:24.919 INFO [stderr] 45 |             write!(f, "{} times {}\n", occurences, word);
Dec 04 12:55:24.919 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.919 INFO [stderr]    |
Dec 04 12:55:24.919 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 12:55:24.919 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 12:55:24.919 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)
Dec 04 12:55:24.919 INFO [stderr] 
Dec 04 12:55:24.935 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 04 12:55:24.936 INFO [stderr]  --> src/main.rs:4:5
Dec 04 12:55:24.936 INFO [stderr]   |
Dec 04 12:55:24.936 INFO [stderr] 4 | use std::cmp::Ordering;
Dec 04 12:55:24.936 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 04 12:55:24.936 INFO [stderr]   |
Dec 04 12:55:24.936 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:55:24.936 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: static item is never used: `UPDATE_INTERVAL_IN_SECONDS`
Dec 04 12:55:25.114 INFO [stderr]   --> src/main.rs:14:1
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr] 14 | static UPDATE_INTERVAL_IN_SECONDS : u64 = 3;
Dec 04 12:55:25.114 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 12:55:25.114 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: static item is never used: `TESTING`
Dec 04 12:55:25.114 INFO [stderr]   --> src/main.rs:15:1
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr] 15 | static TESTING : bool = true;
Dec 04 12:55:25.114 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.114 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: struct is never constructed: `DatabaseEntry`
Dec 04 12:55:25.114 INFO [stderr]   --> src/main.rs:25:1
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr] 25 | struct DatabaseEntry (HashMap<String, i64>, i64);
Dec 04 12:55:25.114 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.114 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: method is never used: `new`
Dec 04 12:55:25.114 INFO [stderr]   --> src/main.rs:37:5
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr] 37 |     fn new() -> Database {
Dec 04 12:55:25.114 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.114 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: function is never used: `between`
Dec 04 12:55:25.114 INFO [stderr]   --> src/main.rs:51:1
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr] 51 | fn between(c:&char,  a: char, b: char) -> bool {
Dec 04 12:55:25.114 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.114 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: function is never used: `add_word_to_database`
Dec 04 12:55:25.114 INFO [stderr]   --> src/main.rs:55:1
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr] 55 | fn add_word_to_database <'a> (word: String, subreddit:&String, mut database:Database) -> Database {
Dec 04 12:55:25.114 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.114 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: function is never used: `add_to_database`
Dec 04 12:55:25.114 INFO [stderr]   --> src/main.rs:68:1
Dec 04 12:55:25.114 INFO [stderr]    |
Dec 04 12:55:25.114 INFO [stderr] 68 | fn add_to_database (comment: Comment, data:Database) -> Database {
Dec 04 12:55:25.114 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.114 INFO [stderr] 
Dec 04 12:55:25.114 INFO [stderr] warning: function is never used: `analyse_last_n_comments`
Dec 04 12:55:25.115 INFO [stderr]   --> src/main.rs:75:1
Dec 04 12:55:25.115 INFO [stderr]    |
Dec 04 12:55:25.115 INFO [stderr] 75 | fn analyse_last_n_comments(n: usize, reddit:App) -> Database {
Dec 04 12:55:25.115 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.115 INFO [stderr] 
Dec 04 12:55:25.115 INFO [stderr] warning: function is never used: `polling`
Dec 04 12:55:25.115 INFO [stderr]   --> src/main.rs:95:1
Dec 04 12:55:25.115 INFO [stderr]    |
Dec 04 12:55:25.115 INFO [stderr] 95 | fn polling(reddit:App) {
Dec 04 12:55:25.115 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.115 INFO [stderr] 
Dec 04 12:55:25.120 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 12:55:25.120 INFO [stderr]   --> src/main.rs:45:13
Dec 04 12:55:25.120 INFO [stderr]    |
Dec 04 12:55:25.120 INFO [stderr] 45 |             write!(f, "{} times {}\n", occurences, word);
Dec 04 12:55:25.120 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:55:25.120 INFO [stderr]    |
Dec 04 12:55:25.120 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 12:55:25.120 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 12:55:25.120 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)
Dec 04 12:55:25.120 INFO [stderr] 
Dec 04 12:55:25.157 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.06s
Dec 04 12:55:25.180 INFO [stderr] su: No module specific data is present
Dec 04 12:55:25.981 INFO running `"docker" "inspect" "3783599b4bab4a2e50a38d91cb8c0e4b87ce595cc0454da34c67d9d249098834"`
Dec 04 12:55:26.275 INFO running `"docker" "rm" "-f" "3783599b4bab4a2e50a38d91cb8c0e4b87ce595cc0454da34c67d9d249098834"`
Dec 04 12:55:26.623 INFO [stdout] 3783599b4bab4a2e50a38d91cb8c0e4b87ce595cc0454da34c67d9d249098834