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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/optifat/rustorrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptifat%2Frustorrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptifat%2Frustorrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ead91563e8468f0262b96e8181c6b80ef2abc7cc
[INFO] checking optifat/rustorrent against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptifat%2Frustorrent" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/optifat/rustorrent on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/optifat/rustorrent
[INFO] finished tweaking git repo https://github.com/optifat/rustorrent
[INFO] tweaked toml for git repo https://github.com/optifat/rustorrent written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "7f815753d543c07f2f67b3aa8b46110c00d423e3516fbbed89bd5877cf63181d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f815753d543c07f2f67b3aa8b46110c00d423e3516fbbed89bd5877cf63181d", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.14
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling curl v0.4.39
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking instant v0.1.11
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.67
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.49+curl-7.79.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking portpicker v0.1.1
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking rustorrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures::executor::block_on`
[INFO] [stdout]  --> src/tracker/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::executor::block_on;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::torrent_file_handler::torrent_file_parser::parse_byte_data`
[INFO] [stdout]  --> src/tracker/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::torrent_file_handler::torrent_file_parser::parse_byte_data;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:214:27
[INFO] [stdout]     |
[INFO] [stdout] 214 |         assert_eq!(crate::torrent_file_parser::parse_int(&"42e".to_string().as_bytes().to_vec(), &mut index), 42);
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           unresolved import
[INFO] [stdout]     |                           help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:221:27
[INFO] [stdout]     |
[INFO] [stdout] 221 |         assert_eq!(crate::torrent_file_parser::parse_int(&"0e".to_string().as_bytes().to_vec(), &mut index), 0);
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           unresolved import
[INFO] [stdout]     |                           help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:228:27
[INFO] [stdout]     |
[INFO] [stdout] 228 |         assert_eq!(crate::torrent_file_parser::parse_int(&"-75637e".to_string().as_bytes().to_vec(), &mut index), -75637);
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           unresolved import
[INFO] [stdout]     |                           help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:235:27
[INFO] [stdout]     |
[INFO] [stdout] 235 |         assert_eq!(crate::torrent_file_parser::parse_string(&"4:spam".to_string().as_bytes().to_vec(), &mut index), "spam");
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           unresolved import
[INFO] [stdout]     |                           help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:242:27
[INFO] [stdout]     |
[INFO] [stdout] 242 | ...   assert_eq!(crate::torrent_file_parser::parse_string(&"13:parrot sketch".to_string().as_bytes().to_vec(), &mut index), "parrot sketc...
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         unresolved import
[INFO] [stdout]     |                         help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:250:20
[INFO] [stdout]     |
[INFO] [stdout] 250 |             crate::torrent_file_parser::parse_list(&"13:parrot sketchi42ee".to_string().as_bytes().to_vec(), &mut index)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    unresolved import
[INFO] [stdout]     |                    help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:261:20
[INFO] [stdout]     |
[INFO] [stdout] 261 |             crate::torrent_file_parser::parse_dict(&"3:bar4:spam3:fooi42ee".to_string().as_bytes().to_vec(), &mut index)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    unresolved import
[INFO] [stdout]     |                    help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let _ = crate::torrent_file_parser::parse_dict(&example, &mut index);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        unresolved import
[INFO] [stdout]     |                        help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:274:31
[INFO] [stdout]     |
[INFO] [stdout] 274 |             assert_eq!(crate::torrent_file_parser::INFO_START, 6);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               unresolved import
[INFO] [stdout]     |                               help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:275:31
[INFO] [stdout]     |
[INFO] [stdout] 275 |             assert_eq!(crate::torrent_file_parser::INFO_END, 12);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               unresolved import
[INFO] [stdout]     |                               help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:277:27
[INFO] [stdout]     |
[INFO] [stdout] 277 |         assert_eq!(crate::torrent_file_parser::create_info_hash(&example),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           unresolved import
[INFO] [stdout]     |                           help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:285:24
[INFO] [stdout]     |
[INFO] [stdout] 285 |         let _ = crate::torrent_file_parser::parse_dict(&example, &mut index);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        unresolved import
[INFO] [stdout]     |                        help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:287:31
[INFO] [stdout]     |
[INFO] [stdout] 287 |             assert_eq!(crate::torrent_file_parser::INFO_START, 6);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               unresolved import
[INFO] [stdout]     |                               help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:288:31
[INFO] [stdout]     |
[INFO] [stdout] 288 |             assert_eq!(crate::torrent_file_parser::INFO_END, 38);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               unresolved import
[INFO] [stdout]     |                               help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: unresolved import
[INFO] [stdout]    --> src/torrent_file_handler/torrent_file_parser.rs:290:27
[INFO] [stdout]     |
[INFO] [stdout] 290 |         assert_eq!(crate::torrent_file_parser::create_info_hash(&example),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           unresolved import
[INFO] [stdout]     |                           help: a similar path exists: `crate::torrent_file_handler::torrent_file_parser`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::executor::block_on`
[INFO] [stdout]  --> src/tracker/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::executor::block_on;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::torrent_file_handler::torrent_file_parser::parse_byte_data`
[INFO] [stdout]  --> src/tracker/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::torrent_file_handler::torrent_file_parser::parse_byte_data;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interval`
[INFO] [stdout]  --> src/tracker/tcp_connection.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut interval = 0;
[INFO] [stdout]   |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interval`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/tracker/tcp_connection.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if let Err(err) = transfer.perform(){
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peers_list`
[INFO] [stdout]   --> src/tracker/udp_connection.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut peers_list: Vec<String> = Vec::new();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peers_list`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interval`
[INFO] [stdout]   --> src/tracker/udp_connection.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut interval = 0;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bytes_recieved` is assigned to, but never used
[INFO] [stdout]   --> src/tracker/udp_connection.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let bytes_recieved;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_bytes_recieved` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bytes_recieved` is never read
[INFO] [stdout]   --> src/tracker/udp_connection.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             bytes_recieved = number_of_bytes;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number_of_leechers`
[INFO] [stdout]    --> src/tracker/udp_connection.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let number_of_leechers = u32::from_be_bytes(response[12..16].try_into().unwrap());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_leechers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number_of_seeders`
[INFO] [stdout]    --> src/tracker/udp_connection.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let number_of_seeders = u32::from_be_bytes(response[16..20].try_into().unwrap());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_seeders`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/p2p/messages.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let index = u32::from_be_bytes(message[5..9].try_into().unwrap());
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `begin`
[INFO] [stdout]    --> src/p2p/messages.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let begin = u32::from_be_bytes(message[9..13].try_into().unwrap());
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_begin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interval`
[INFO] [stdout]   --> src/download/mod.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let (peers, interval) = tracker::request_peers(&*torrent_data_ptr, &peer_id, 7878, &info_hash);
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_progress`
[INFO] [stdout]    --> src/download/mod.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let mut current_progress = download_status.pieces_downloaded;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_progress`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `bytes_written_into_file` is never read
[INFO] [stdout]   --> src/filewriter/mod.rs:72:17
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 bytes_written_into_file += bytes_from_prev_piece.len();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_bytes`
[INFO] [stdout]    --> src/filewriter/mod.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let total_bytes = current_piece_bytes.len();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/torrent_file_handler/torrent_data_extractor.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut announce_list;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/tracker/tcp_connection.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut interval = 0;
[INFO] [stdout]   |         ----^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tracker/udp_connection.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut peers_list: Vec<String> = Vec::new();
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tracker/udp_connection.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut interval = 0;
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/download/mod.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut current_progress = download_status.pieces_downloaded;
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/download/mod.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let mut current_progress = download_status.pieces_downloaded;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustorrent` due to 16 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function is never used: `create_have_msg`
[INFO] [stdout]   --> src/p2p/messages.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn create_have_msg(index: u32) -> Vec<u8>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_have_msg`
[INFO] [stdout]    --> src/p2p/messages.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub fn parse_have_msg(expected_index:u32, message: Vec<u8>){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remove_directory`
[INFO] [stdout]   --> src/filewriter/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn remove_directory(path: &String) -> io::Result<()>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/tracker/tcp_connection.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     tracker.timeout(std::time::Duration::from_millis(20000));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/download/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     filewriter::create_directory(&saved_pieces_dir_name);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/filewriter/mod.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             create_directory(&dirs);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/filewriter/mod.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 f.write_at(&bytes_from_prev_piece, bytes_written_into_file as u64);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/filewriter/mod.rs:71:17
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 f.write_at(&bytes_from_prev_piece[0..file.size], bytes_written_into_file as u64);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/filewriter/mod.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 f.write_at(&bytes_from_prev_piece, bytes_written_into_file as u64);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/filewriter/mod.rs:90:13
[INFO] [stdout]    |
[INFO] [stdout] 90 |             f.write_at(&current_piece_bytes, bytes_written_into_file as u64);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/filewriter/mod.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         f.write_at(&current_piece_bytes[0..file.size - bytes_written_into_file], bytes_written_into_file as u64);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "63c6af8f46e67008b58baeaa78abc0b9c4d2208f593bda78aaf6a40277fbcc0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c6af8f46e67008b58baeaa78abc0b9c4d2208f593bda78aaf6a40277fbcc0f", kill_on_drop: false }`
[INFO] [stdout] 63c6af8f46e67008b58baeaa78abc0b9c4d2208f593bda78aaf6a40277fbcc0f
