[INFO] updating cached repository https://github.com/kstola2/torrent-client-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4b921e85777a6a882caac14a623663446b3244c2
[INFO] checking kstola2/torrent-client-rust against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkstola2%2Ftorrent-client-rust" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kstola2/torrent-client-rust on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kstola2/torrent-client-rust
[INFO] finished tweaking git repo https://github.com/kstola2/torrent-client-rust
[INFO] tweaked toml for git repo https://github.com/kstola2/torrent-client-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kstola2/torrent-client-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a1c3f73db45c01c8225c65bf85c4145d9d0b9a02f26f340e9f31b9c3ec428a6
[INFO] running `"docker" "start" "-a" "5a1c3f73db45c01c8225c65bf85c4145d9d0b9a02f26f340e9f31b9c3ec428a6"`
[INFO] [stderr]     Checking torrent_client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stderr]   --> src/lib.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     use std::fmt::Error;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peers`
[INFO] [stderr]   --> src/lib.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let peers = self.request_peers(peer_id, Port);
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_peers`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/lib.rs:88:36
[INFO] [stderr]    |
[INFO] [stderr] 88 |         fn download_to_file(&self, path: String) {
[INFO] [stderr]    |                                    ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/lib.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let url = self.build_tracker_url(peer_id, port);
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_url`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `base`
[INFO] [stderr]    --> src/lib.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |             let base = Url::parse(self.Announce.as_str()).unwrap();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_base`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info_hash`
[INFO] [stderr]    --> src/lib.rs:104:17
[INFO] [stderr]     |
[INFO] [stderr] 104 |             let info_hash: Vec<&str> = vec![std::str::from_utf8(&self.InfoHash).unwrap()];
[INFO] [stderr]     |                 ^^^^^^^^^ help: consider prefixing with an underscore: `_info_hash`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer_id`
[INFO] [stderr]    --> src/lib.rs:105:17
[INFO] [stderr]     |
[INFO] [stderr] 105 |             let peer_id: Vec<&str> = vec![std::str::from_utf8(&peer_id).unwrap()];
[INFO] [stderr]     |                 ^^^^^^^ help: consider prefixing with an underscore: `_peer_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `port`
[INFO] [stderr]    --> src/lib.rs:102:55
[INFO] [stderr]     |
[INFO] [stderr] 102 |         fn build_tracker_url(&self, peer_id: Vec<u8>, port: u16) {
[INFO] [stderr]     |                                                       ^^^^ help: consider prefixing with an underscore: `_port`
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/lib.rs:31:16
[INFO] [stderr]    |
[INFO] [stderr] 31 |             if byte_index < 0 || byte_index >= self.len() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/lib.rs:43:16
[INFO] [stderr]    |
[INFO] [stderr] 43 |             if byte_index < 0 || byte_index >= self.len() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Port` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:57:11
[INFO] [stderr]    |
[INFO] [stderr] 57 |     const Port: u16 = 6881;
[INFO] [stderr]    |           ^^^^ help: convert the identifier to upper case: `PORT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Announce` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         Announce: String,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `announce`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `InfoHash` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         InfoHash: Vec<u8>,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `info_hash`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PieceHashes` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         PieceHashes: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `piece_hashes`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PieceLength` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         PieceLength: i32,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `piece_length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Length` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         Length: i32,
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Name` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Name: str,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Pieces` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         Pieces: String,
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `pieces`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PieceLength` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         PieceLength: i32,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `piece_length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Length` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         Length: i32,
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Name` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         Name: str,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Announce` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         Announce: String,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `announce`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Info` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         Info: BencodeInfo,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stderr]   --> src/lib.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     use std::fmt::Error;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peers`
[INFO] [stderr]   --> src/lib.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let peers = self.request_peers(peer_id, Port);
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_peers`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/lib.rs:88:36
[INFO] [stderr]    |
[INFO] [stderr] 88 |         fn download_to_file(&self, path: String) {
[INFO] [stderr]    |                                    ^^^^ help: consider prefixing with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]   --> src/lib.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |             let url = self.build_tracker_url(peer_id, port);
[INFO] [stderr]    |                 ^^^ help: consider prefixing with an underscore: `_url`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `base`
[INFO] [stderr]    --> src/lib.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |             let base = Url::parse(self.Announce.as_str()).unwrap();
[INFO] [stderr]     |                 ^^^^ help: consider prefixing with an underscore: `_base`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info_hash`
[INFO] [stderr]    --> src/lib.rs:104:17
[INFO] [stderr]     |
[INFO] [stderr] 104 |             let info_hash: Vec<&str> = vec![std::str::from_utf8(&self.InfoHash).unwrap()];
[INFO] [stderr]     |                 ^^^^^^^^^ help: consider prefixing with an underscore: `_info_hash`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer_id`
[INFO] [stderr]    --> src/lib.rs:105:17
[INFO] [stderr]     |
[INFO] [stderr] 105 |             let peer_id: Vec<&str> = vec![std::str::from_utf8(&peer_id).unwrap()];
[INFO] [stderr]     |                 ^^^^^^^ help: consider prefixing with an underscore: `_peer_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `port`
[INFO] [stderr]    --> src/lib.rs:102:55
[INFO] [stderr]     |
[INFO] [stderr] 102 |         fn build_tracker_url(&self, peer_id: Vec<u8>, port: u16) {
[INFO] [stderr]     |                                                       ^^^^ help: consider prefixing with an underscore: `_port`
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/lib.rs:31:16
[INFO] [stderr]    |
[INFO] [stderr] 31 |             if byte_index < 0 || byte_index >= self.len() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/lib.rs:43:16
[INFO] [stderr]    |
[INFO] [stderr] 43 |             if byte_index < 0 || byte_index >= self.len() {
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `Port` should have an upper case name
[INFO] [stderr]   --> src/lib.rs:57:11
[INFO] [stderr]    |
[INFO] [stderr] 57 |     const Port: u16 = 6881;
[INFO] [stderr]    |           ^^^^ help: convert the identifier to upper case: `PORT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Announce` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         Announce: String,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `announce`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `InfoHash` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         InfoHash: Vec<u8>,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `info_hash`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PieceHashes` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         PieceHashes: Vec<Vec<u8>>,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `piece_hashes`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PieceLength` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |         PieceLength: i32,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `piece_length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Length` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         Length: i32,
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Name` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Name: str,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Pieces` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         Pieces: String,
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `pieces`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `PieceLength` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         PieceLength: i32,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `piece_length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Length` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         Length: i32,
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `length`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Name` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         Name: str,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case: `name`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Announce` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         Announce: String,
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `announce`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Info` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |         Info: BencodeInfo,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `info`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `"docker" "inspect" "5a1c3f73db45c01c8225c65bf85c4145d9d0b9a02f26f340e9f31b9c3ec428a6"`
[INFO] running `"docker" "rm" "-f" "5a1c3f73db45c01c8225c65bf85c4145d9d0b9a02f26f340e9f31b9c3ec428a6"`
[INFO] [stdout] 5a1c3f73db45c01c8225c65bf85c4145d9d0b9a02f26f340e9f31b9c3ec428a6