Dec 11 12:23:31.098 INFO checking ognarb/reddit-bot-rust against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 12:23:31.099 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 12:23:31.494 INFO [stdout] 6197240f5636aa615f837c230077673b0124b134c80a760d885e533e0bc09cae
Dec 11 12:23:31.496 INFO running `"docker" "start" "-a" "6197240f5636aa615f837c230077673b0124b134c80a760d885e533e0bc09cae"`
Dec 11 12:23:32.856 INFO [stderr] usermod: no changes
Dec 11 12:23:33.180 INFO [stderr]     Checking futures v0.1.19
Dec 11 12:23:33.180 INFO [stderr]     Checking itoa v0.4.0
Dec 11 12:23:33.192 INFO [stderr]     Checking open v1.2.1
Dec 11 12:23:33.192 INFO [stderr]     Checking num-integer v0.1.36
Dec 11 12:23:33.192 INFO [stderr]     Checking openssl-sys v0.9.27
Dec 11 12:23:33.192 INFO [stderr]     Checking backtrace-sys v0.1.16
Dec 11 12:23:34.358 INFO [stderr]     Checking backtrace v0.3.5
Dec 11 12:23:35.301 INFO [stderr]     Checking serde_json v1.0.13
Dec 11 12:23:35.522 INFO [stderr]     Checking openssl v0.9.24
Dec 11 12:23:35.666 INFO [stderr]     Checking num-iter v0.1.35
Dec 11 12:23:36.432 INFO [stderr]     Checking failure v0.1.1
Dec 11 12:23:36.624 INFO [stderr]     Checking num v0.1.42
Dec 11 12:23:37.782 INFO [stderr]     Checking chrono v0.4.0
Dec 11 12:23:44.412 INFO [stderr]     Checking tokio-io v0.1.6
Dec 11 12:23:44.414 INFO [stderr]     Checking tokio-executor v0.1.0
Dec 11 12:23:44.424 INFO [stderr]     Checking tokio-service v0.1.0
Dec 11 12:23:44.426 INFO [stderr]     Checking relay v0.1.1
Dec 11 12:23:44.428 INFO [stderr]     Checking futures-cpupool v0.1.8
Dec 11 12:23:44.832 INFO [stderr]     Checking native-tls v0.1.5
Dec 11 12:23:46.460 INFO [stderr]     Checking tokio-threadpool v0.1.0
Dec 11 12:23:47.864 INFO [stderr]     Checking tokio-reactor v0.1.0
Dec 11 12:23:49.152 INFO [stderr]     Checking tokio v0.1.3
Dec 11 12:23:50.652 INFO [stderr]     Checking tokio-core v0.1.15
Dec 11 12:23:52.408 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 11 12:23:52.408 INFO [stderr]     Checking tokio-tls v0.1.4
Dec 11 12:23:55.554 INFO [stderr]     Checking hyper v0.11.22
Dec 11 12:24:00.903 INFO [stderr]     Checking hyper-tls v0.1.3
Dec 11 12:24:02.359 INFO [stderr]     Checking orca v0.5.0
Dec 11 12:24:04.670 INFO [stderr]     Checking reddit v0.1.0 (/source)
Dec 11 12:24:07.792 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 11 12:24:07.793 INFO [stderr]  --> src/main.rs:4:5
Dec 11 12:24:07.793 INFO [stderr]   |
Dec 11 12:24:07.793 INFO [stderr] 4 | use std::cmp::Ordering;
Dec 11 12:24:07.793 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 11 12:24:07.794 INFO [stderr]   |
Dec 11 12:24:07.794 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:24:07.794 INFO [stderr] 
Dec 11 12:24:07.828 INFO [stderr] warning: unused import: `std::cmp::Ordering`
Dec 11 12:24:07.829 INFO [stderr]  --> src/main.rs:4:5
Dec 11 12:24:07.829 INFO [stderr]   |
Dec 11 12:24:07.829 INFO [stderr] 4 | use std::cmp::Ordering;
Dec 11 12:24:07.829 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 11 12:24:07.830 INFO [stderr]   |
Dec 11 12:24:07.830 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 12:24:07.830 INFO [stderr] 
Dec 11 12:24:08.020 INFO [stderr] warning: static item is never used: `UPDATE_INTERVAL_IN_SECONDS`
Dec 11 12:24:08.020 INFO [stderr]   --> src/main.rs:14:1
Dec 11 12:24:08.020 INFO [stderr]    |
Dec 11 12:24:08.020 INFO [stderr] 14 | static UPDATE_INTERVAL_IN_SECONDS : u64 = 3;
Dec 11 12:24:08.020 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.020 INFO [stderr]    |
Dec 11 12:24:08.021 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:24:08.021 INFO [stderr] 
Dec 11 12:24:08.021 INFO [stderr] warning: static item is never used: `TESTING`
Dec 11 12:24:08.021 INFO [stderr]   --> src/main.rs:15:1
Dec 11 12:24:08.021 INFO [stderr]    |
Dec 11 12:24:08.022 INFO [stderr] 15 | static TESTING : bool = true;
Dec 11 12:24:08.022 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.022 INFO [stderr] 
Dec 11 12:24:08.022 INFO [stderr] warning: struct is never constructed: `DatabaseEntry`
Dec 11 12:24:08.023 INFO [stderr]   --> src/main.rs:25:1
Dec 11 12:24:08.023 INFO [stderr]    |
Dec 11 12:24:08.023 INFO [stderr] 25 | struct DatabaseEntry (HashMap<String, i64>, i64);
Dec 11 12:24:08.023 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.023 INFO [stderr] 
Dec 11 12:24:08.024 INFO [stderr] warning: method is never used: `new`
Dec 11 12:24:08.024 INFO [stderr]   --> src/main.rs:37:5
Dec 11 12:24:08.024 INFO [stderr]    |
Dec 11 12:24:08.024 INFO [stderr] 37 |     fn new() -> Database {
Dec 11 12:24:08.025 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.025 INFO [stderr] 
Dec 11 12:24:08.025 INFO [stderr] warning: function is never used: `between`
Dec 11 12:24:08.025 INFO [stderr]   --> src/main.rs:51:1
Dec 11 12:24:08.026 INFO [stderr]    |
Dec 11 12:24:08.026 INFO [stderr] 51 | fn between(c:&char,  a: char, b: char) -> bool {
Dec 11 12:24:08.026 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.026 INFO [stderr] 
Dec 11 12:24:08.027 INFO [stderr] warning: function is never used: `add_word_to_database`
Dec 11 12:24:08.027 INFO [stderr]   --> src/main.rs:55:1
Dec 11 12:24:08.027 INFO [stderr]    |
Dec 11 12:24:08.027 INFO [stderr] 55 | fn add_word_to_database <'a> (word: String, subreddit:&String, mut database:Database) -> Database {
Dec 11 12:24:08.027 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.028 INFO [stderr] 
Dec 11 12:24:08.028 INFO [stderr] warning: function is never used: `add_to_database`
Dec 11 12:24:08.028 INFO [stderr]   --> src/main.rs:68:1
Dec 11 12:24:08.028 INFO [stderr]    |
Dec 11 12:24:08.029 INFO [stderr] 68 | fn add_to_database (comment: Comment, data:Database) -> Database {
Dec 11 12:24:08.029 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.029 INFO [stderr] 
Dec 11 12:24:08.029 INFO [stderr] warning: function is never used: `analyse_last_n_comments`
Dec 11 12:24:08.029 INFO [stderr]   --> src/main.rs:75:1
Dec 11 12:24:08.030 INFO [stderr]    |
Dec 11 12:24:08.030 INFO [stderr] 75 | fn analyse_last_n_comments(n: usize, reddit:App) -> Database {
Dec 11 12:24:08.030 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.030 INFO [stderr] 
Dec 11 12:24:08.031 INFO [stderr] warning: function is never used: `polling`
Dec 11 12:24:08.031 INFO [stderr]   --> src/main.rs:95:1
Dec 11 12:24:08.031 INFO [stderr]    |
Dec 11 12:24:08.031 INFO [stderr] 95 | fn polling(reddit:App) {
Dec 11 12:24:08.031 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.032 INFO [stderr] 
Dec 11 12:24:08.048 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 12:24:08.048 INFO [stderr]   --> src/main.rs:45:13
Dec 11 12:24:08.049 INFO [stderr]    |
Dec 11 12:24:08.049 INFO [stderr] 45 |             write!(f, "{} times {}\n", occurences, word);
Dec 11 12:24:08.049 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.049 INFO [stderr] warning: static item is never used: `UPDATE_INTERVAL_IN_SECONDS`
Dec 11 12:24:08.050 INFO [stderr]   --> src/main.rs:14:1
Dec 11 12:24:08.050 INFO [stderr]    |
Dec 11 12:24:08.050 INFO [stderr] 14 | static UPDATE_INTERVAL_IN_SECONDS : u64 = 3;
Dec 11 12:24:08.050 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.050 INFO [stderr]    |
Dec 11 12:24:08.051 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:24:08.051 INFO [stderr] 
Dec 11 12:24:08.051 INFO [stderr] warning: static item is never used: `TESTING`
Dec 11 12:24:08.051 INFO [stderr]   --> src/main.rs:15:1
Dec 11 12:24:08.051 INFO [stderr]    |
Dec 11 12:24:08.052 INFO [stderr] 15 | static TESTING : bool = true;
Dec 11 12:24:08.052 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.052 INFO [stderr] 
Dec 11 12:24:08.052 INFO [stderr] warning: struct is never constructed: `DatabaseEntry`
Dec 11 12:24:08.053 INFO [stderr]   --> src/main.rs:25:1
Dec 11 12:24:08.053 INFO [stderr]    |
Dec 11 12:24:08.053 INFO [stderr] 25 | struct DatabaseEntry (HashMap<String, i64>, i64);
Dec 11 12:24:08.053 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.053 INFO [stderr] 
Dec 11 12:24:08.054 INFO [stderr] warning: method is never used: `new`
Dec 11 12:24:08.054 INFO [stderr]   --> src/main.rs:37:5
Dec 11 12:24:08.054 INFO [stderr]    |
Dec 11 12:24:08.054 INFO [stderr] 37 |     fn new() -> Database {
Dec 11 12:24:08.054 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.055 INFO [stderr] 
Dec 11 12:24:08.055 INFO [stderr] warning: function is never used: `between`
Dec 11 12:24:08.055 INFO [stderr]   --> src/main.rs:51:1
Dec 11 12:24:08.055 INFO [stderr]    |
Dec 11 12:24:08.055 INFO [stderr] 51 | fn between(c:&char,  a: char, b: char) -> bool {
Dec 11 12:24:08.056 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.056 INFO [stderr] 
Dec 11 12:24:08.056 INFO [stderr] warning: function is never used: `add_word_to_database`
Dec 11 12:24:08.056 INFO [stderr]   --> src/main.rs:55:1
Dec 11 12:24:08.056 INFO [stderr]    |
Dec 11 12:24:08.057 INFO [stderr] 55 | fn add_word_to_database <'a> (word: String, subreddit:&String, mut database:Database) -> Database {
Dec 11 12:24:08.057 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.057 INFO [stderr] 
Dec 11 12:24:08.057 INFO [stderr] warning: function is never used: `add_to_database`
Dec 11 12:24:08.057 INFO [stderr]   --> src/main.rs:68:1
Dec 11 12:24:08.058 INFO [stderr]    |
Dec 11 12:24:08.058 INFO [stderr] 68 | fn add_to_database (comment: Comment, data:Database) -> Database {
Dec 11 12:24:08.058 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.058 INFO [stderr] 
Dec 11 12:24:08.058 INFO [stderr] warning: function is never used: `analyse_last_n_comments`
Dec 11 12:24:08.059 INFO [stderr]   --> src/main.rs:75:1
Dec 11 12:24:08.059 INFO [stderr]    |
Dec 11 12:24:08.059 INFO [stderr] 75 | fn analyse_last_n_comments(n: usize, reddit:App) -> Database {
Dec 11 12:24:08.059 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.059 INFO [stderr] 
Dec 11 12:24:08.060 INFO [stderr] warning: function is never used: `polling`
Dec 11 12:24:08.060 INFO [stderr]   --> src/main.rs:95:1
Dec 11 12:24:08.060 INFO [stderr]    |
Dec 11 12:24:08.060 INFO [stderr] 95 | fn polling(reddit:App) {
Dec 11 12:24:08.061 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.061 INFO [stderr] 
Dec 11 12:24:08.061 INFO [stderr]    |
Dec 11 12:24:08.061 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 12:24:08.062 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 12:24:08.062 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 11 12:24:08.062 INFO [stderr] 
Dec 11 12:24:08.084 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 12:24:08.085 INFO [stderr]   --> src/main.rs:45:13
Dec 11 12:24:08.085 INFO [stderr]    |
Dec 11 12:24:08.085 INFO [stderr] 45 |             write!(f, "{} times {}\n", occurences, word);
Dec 11 12:24:08.085 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:24:08.086 INFO [stderr]    |
Dec 11 12:24:08.086 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 12:24:08.086 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 12:24:08.086 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 11 12:24:08.086 INFO [stderr] 
Dec 11 12:24:08.153 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.26s
Dec 11 12:24:08.168 INFO [stderr] su: No module specific data is present
Dec 11 12:24:09.889 INFO running `"docker" "inspect" "6197240f5636aa615f837c230077673b0124b134c80a760d885e533e0bc09cae"`
Dec 11 12:24:10.252 INFO running `"docker" "rm" "-f" "6197240f5636aa615f837c230077673b0124b134c80a760d885e533e0bc09cae"`
Dec 11 12:24:10.596 INFO [stdout] 6197240f5636aa615f837c230077673b0124b134c80a760d885e533e0bc09cae