[INFO] fetching crate bip_dht 0.6.0...
[INFO] testing bip_dht-0.6.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate bip_dht 0.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bip_dht 0.6.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bip_dht 0.6.0
[INFO] finished tweaking crates.io crate bip_dht 0.6.0
[INFO] tweaked toml for crates.io crate bip_dht 0.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 57 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding bip_bencode v0.2.0 (latest: v0.4.4)
[INFO] [stderr]       Adding bip_handshake v0.4.1 (latest: v0.7.1)
[INFO] [stderr]       Adding bitflags v0.4.0 (latest: v2.5.0)
[INFO] [stderr]       Adding bytes v0.3.0 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding chrono v0.2.25 (latest: v0.4.38)
[INFO] [stderr]       Adding crc v1.8.1 (latest: v3.2.1)
[INFO] [stderr]       Adding error-chain v0.7.2 (latest: v0.12.4)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding mio v0.5.1 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.1.5 (latest: v0.6.0)
[INFO] [stderr]       Adding nix v0.5.1 (latest: v0.29.0)
[INFO] [stderr]       Adding nom v1.2.4 (latest: v7.1.3)
[INFO] [stderr]       Adding num v0.1.42 (latest: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.1.44 (latest: v0.4.5)
[INFO] [stderr]       Adding num-complex v0.1.43 (latest: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.1.42 (latest: v0.4.2)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding rand v0.3.23 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding slab v0.1.3 (latest: v0.4.9)
[INFO] [stderr]       Adding slab v0.2.0 (latest: v0.4.9)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded slab v0.2.0
[INFO] [stderr]   Downloaded error-chain v0.7.2
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded bip_util v0.5.0
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded miow v0.1.5
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded bip_handshake v0.4.1
[INFO] [stderr]   Downloaded bip_bencode v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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_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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e00619646d09f550160d3afefee536c26db596cd6d6a988f81ac1d4673264b02
[INFO] running `Command { std: "docker" "start" "-a" "e00619646d09f550160d3afefee536c26db596cd6d6a988f81ac1d4673264b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e00619646d09f550160d3afefee536c26db596cd6d6a988f81ac1d4673264b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00619646d09f550160d3afefee536c26db596cd6d6a988f81ac1d4673264b02", kill_on_drop: false }`
[INFO] [stdout] e00619646d09f550160d3afefee536c26db596cd6d6a988f81ac1d4673264b02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5113e0cb054c8b1ca52bb8013a485c8d3b361283df8d849448690030ef0b6d15
[INFO] running `Command { std: "docker" "start" "-a" "5113e0cb054c8b1ca52bb8013a485c8d3b361283df8d849448690030ef0b6d15", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.3
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling slab v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling bip_util v0.5.0
[INFO] [stderr]    Compiling bip_handshake v0.4.1
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling bip_bencode v0.2.0
[INFO] [stderr]    Compiling bip_dht v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let send_sock = try!(UdpSocket::bind(&builder.src_addr));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let recv_sock = try!(send_sock.try_clone());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let kill_sock = try!(send_sock.try_clone());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let kill_addr = try!(send_sock.local_addr());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let send = try!(worker::start_mainline_dht(send_sock,
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, REQUEST_ARGS_KEY));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:85:33
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 let ping_rqst = try!(PingRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     try!(FindNodeRequest::from_parts(rqst_root, trans_id, message::TARGET_ID_KEY));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:94:38
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 let get_peers_rqst = try!(GetPeersRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:98:42
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let announce_peer_rqst = try!(AnnouncePeerRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/request.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |                         try!(FindNodeRequest::from_parts(rqst_root, trans_id, target_key));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, RESPONSE_ARGS_KEY));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:110:32
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let ping_rsp = try!(PingResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:114:37
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let find_node_rsp = try!(FindNodeResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 let get_peers_rsp = try!(GetPeersResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:122:41
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 let announce_peer_rsp = try!(AnnouncePeerResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/error.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let code = try!(self.convert_int(&args[0], &format!("{}[0]", ERROR_ARGS_KEY)));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/error.rs:68:23
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let message = try!(self.convert_str(&args[1], &format!("{}[1]", ERROR_ARGS_KEY)));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:110:26
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let error_args = try!(validate.lookup_and_convert_list(root, ERROR_ARGS_KEY));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:112:31
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let (code, message) = try!(validate.extract_error_args(error_args));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:113:26
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let error_code = try!(ErrorCode::new(code));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let request = try!(PingRequest::from_parts(rsp_root, trans_id));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let target_id_bytes = try!(validate.lookup_and_convert_bytes(rqst_root, target_key));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let target_id = try!(validate.validate_node_id(target_id_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let compact_nodes = try!(validate.validate_nodes(nodes));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let nodes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODES_KEY));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:39:25
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:107:29
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:119:34
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:128:35
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let token = try!(validate.lookup_and_convert_bytes(rqst_root, message::TOKEN_KEY));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let port_number = try!(port) as u16;
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/announce_peer.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/announce_peer.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let msg_root = try!(validate.convert_dict(message, ROOT_ID_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let trans_id = try!(validate.lookup_and_convert_bytes(msg_root, TRANSACTION_ID_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let msg_type = try!(validate.lookup_and_convert_str(msg_root, MESSAGE_TYPE_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:74:33
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let rqst_type = try!(validate.lookup_and_convert_str(msg_root, REQUEST_TYPE_KEY));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let rqst_msg = try!(RequestType::from_parts(msg_root, trans_id, rqst_type));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:80:35
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let rsp_message = try!(ResponseType::from_parts(msg_root, trans_id, rsp_type));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let err_message = try!(ErrorMessage::from_parts(msg_root, trans_id));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/worker/handler.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut event_loop = try!(EventLoop::new());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/worker/mod.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let message_sender = try!(handler::create_dht_handler(routing_table,
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/request.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/response.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn from_parts(root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn from_parts(root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/error.rs:106:30
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/ping.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/ping.rs:74:34
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/find_node.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/find_node.rs:95:34
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/get_peers.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/get_peers.rs:102:37
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn from_parts(rsp_root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn from_parts(rsp_root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/announce_peer.rs:47:35
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/announce_peer.rs:136:35
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/request.rs:130:49
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn forward_compatible_find_node<'a>(rqst_root: &Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn forward_compatible_find_node<'a>(rqst_root: &dyn Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/worker/handler.rs:748:22
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[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/worker/handler.rs:748:37
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 78 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "5113e0cb054c8b1ca52bb8013a485c8d3b361283df8d849448690030ef0b6d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5113e0cb054c8b1ca52bb8013a485c8d3b361283df8d849448690030ef0b6d15", kill_on_drop: false }`
[INFO] [stdout] 5113e0cb054c8b1ca52bb8013a485c8d3b361283df8d849448690030ef0b6d15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd2b149a9dbaca261673dbf80c7ce8de66d3fdbbc29778f3effa6655473dbd7e
[INFO] running `Command { std: "docker" "start" "-a" "cd2b149a9dbaca261673dbf80c7ce8de66d3fdbbc29778f3effa6655473dbd7e", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let send_sock = try!(UdpSocket::bind(&builder.src_addr));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let recv_sock = try!(send_sock.try_clone());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let kill_sock = try!(send_sock.try_clone());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let kill_addr = try!(send_sock.local_addr());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let send = try!(worker::start_mainline_dht(send_sock,
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, REQUEST_ARGS_KEY));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:85:33
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 let ping_rqst = try!(PingRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     try!(FindNodeRequest::from_parts(rqst_root, trans_id, message::TARGET_ID_KEY));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:94:38
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 let get_peers_rqst = try!(GetPeersRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:98:42
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let announce_peer_rqst = try!(AnnouncePeerRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/request.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |                         try!(FindNodeRequest::from_parts(rqst_root, trans_id, target_key));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, RESPONSE_ARGS_KEY));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:110:32
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let ping_rsp = try!(PingResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:114:37
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let find_node_rsp = try!(FindNodeResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 let get_peers_rsp = try!(GetPeersResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:122:41
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 let announce_peer_rsp = try!(AnnouncePeerResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/error.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let code = try!(self.convert_int(&args[0], &format!("{}[0]", ERROR_ARGS_KEY)));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/error.rs:68:23
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let message = try!(self.convert_str(&args[1], &format!("{}[1]", ERROR_ARGS_KEY)));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:110:26
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let error_args = try!(validate.lookup_and_convert_list(root, ERROR_ARGS_KEY));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:112:31
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let (code, message) = try!(validate.extract_error_args(error_args));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:113:26
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let error_code = try!(ErrorCode::new(code));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let request = try!(PingRequest::from_parts(rsp_root, trans_id));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let target_id_bytes = try!(validate.lookup_and_convert_bytes(rqst_root, target_key));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let target_id = try!(validate.validate_node_id(target_id_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let compact_nodes = try!(validate.validate_nodes(nodes));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let nodes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODES_KEY));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:39:25
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:107:29
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:119:34
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:128:35
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let token = try!(validate.lookup_and_convert_bytes(rqst_root, message::TOKEN_KEY));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let port_number = try!(port) as u16;
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/announce_peer.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/announce_peer.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let msg_root = try!(validate.convert_dict(message, ROOT_ID_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let trans_id = try!(validate.lookup_and_convert_bytes(msg_root, TRANSACTION_ID_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let msg_type = try!(validate.lookup_and_convert_str(msg_root, MESSAGE_TYPE_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:74:33
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let rqst_type = try!(validate.lookup_and_convert_str(msg_root, REQUEST_TYPE_KEY));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let rqst_msg = try!(RequestType::from_parts(msg_root, trans_id, rqst_type));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:80:35
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let rsp_message = try!(ResponseType::from_parts(msg_root, trans_id, rsp_type));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let err_message = try!(ErrorMessage::from_parts(msg_root, trans_id));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/worker/handler.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut event_loop = try!(EventLoop::new());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/worker/mod.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let message_sender = try!(handler::create_dht_handler(routing_table,
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/request.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/response.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn from_parts(root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn from_parts(root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/error.rs:106:30
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/ping.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/ping.rs:74:34
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/find_node.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/find_node.rs:95:34
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/get_peers.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/get_peers.rs:102:37
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn from_parts(rsp_root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn from_parts(rsp_root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/announce_peer.rs:47:35
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/announce_peer.rs:136:35
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/request.rs:130:49
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn forward_compatible_find_node<'a>(rqst_root: &Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn forward_compatible_find_node<'a>(rqst_root: &dyn Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/worker/handler.rs:748:22
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[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/worker/handler.rs:748:37
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 78 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bip_dht v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let send_sock = try!(UdpSocket::bind(&builder.src_addr));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:25:25
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let recv_sock = try!(send_sock.try_clone());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let kill_sock = try!(send_sock.try_clone());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let kill_addr = try!(send_sock.local_addr());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/builder.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let send = try!(worker::start_mainline_dht(send_sock,
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, REQUEST_ARGS_KEY));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:85:33
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 let ping_rqst = try!(PingRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     try!(FindNodeRequest::from_parts(rqst_root, trans_id, message::TARGET_ID_KEY));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:94:38
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 let get_peers_rqst = try!(GetPeersRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/request.rs:98:42
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let announce_peer_rqst = try!(AnnouncePeerRequest::from_parts(rqst_root, trans_id));
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/request.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |                         try!(FindNodeRequest::from_parts(rqst_root, trans_id, target_key));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, RESPONSE_ARGS_KEY));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:110:32
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 let ping_rsp = try!(PingResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:114:37
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let find_node_rsp = try!(FindNodeResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 let get_peers_rsp = try!(GetPeersResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/response.rs:122:41
[INFO] [stdout]     |
[INFO] [stdout] 122 |                 let announce_peer_rsp = try!(AnnouncePeerResponse::from_parts(rqst_root, trans_id));
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/error.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let code = try!(self.convert_int(&args[0], &format!("{}[0]", ERROR_ARGS_KEY)));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/error.rs:68:23
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let message = try!(self.convert_str(&args[1], &format!("{}[1]", ERROR_ARGS_KEY)));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:110:26
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let error_args = try!(validate.lookup_and_convert_list(root, ERROR_ARGS_KEY));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:112:31
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let (code, message) = try!(validate.extract_error_args(error_args));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/error.rs:113:26
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let error_code = try!(ErrorCode::new(code));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/ping.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let request = try!(PingRequest::from_parts(rsp_root, trans_id));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:38:23
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let target_id_bytes = try!(validate.lookup_and_convert_bytes(rqst_root, target_key));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let target_id = try!(validate.validate_node_id(target_id_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/find_node.rs:86:29
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let compact_nodes = try!(validate.validate_nodes(nodes));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:100:29
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:101:23
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/find_node.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let nodes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODES_KEY));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/get_peers.rs:39:25
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:107:29
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:108:23
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:119:34
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/get_peers.rs:128:35
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let token = try!(validate.lookup_and_convert_bytes(rqst_root, message::TOKEN_KEY));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/announce_peer.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let port_number = try!(port) as u16;
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/announce_peer.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message/announce_peer.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let msg_root = try!(validate.convert_dict(message, ROOT_ID_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let trans_id = try!(validate.lookup_and_convert_bytes(msg_root, TRANSACTION_ID_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let msg_type = try!(validate.lookup_and_convert_str(msg_root, MESSAGE_TYPE_KEY));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:74:33
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let rqst_type = try!(validate.lookup_and_convert_str(msg_root, REQUEST_TYPE_KEY));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let rqst_msg = try!(RequestType::from_parts(msg_root, trans_id, rqst_type));
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:80:35
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let rsp_message = try!(ResponseType::from_parts(msg_root, trans_id, rsp_type));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message/mod.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let err_message = try!(ErrorMessage::from_parts(msg_root, trans_id));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/router.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut addrs = try!(self.socket_addrs());
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/worker/handler.rs:56:26
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut event_loop = try!(EventLoop::new());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/worker/mod.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let message_sender = try!(handler::create_dht_handler(routing_table,
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/request.rs:76:30
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/response.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn from_parts(root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn from_parts(root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/error.rs:106:30
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/ping.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/ping.rs:74:34
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/find_node.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/find_node.rs:95:34
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/get_peers.rs:28:35
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/get_peers.rs:102:37
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn from_parts(rsp_root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn from_parts(rsp_root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message/announce_peer.rs:47:35
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/announce_peer.rs:136:35
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 136 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/message/request.rs:130:49
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn forward_compatible_find_node<'a>(rqst_root: &Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn forward_compatible_find_node<'a>(rqst_root: &dyn Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/worker/handler.rs:748:22
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[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/worker/handler.rs:748:37
[INFO] [stdout]     |
[INFO] [stdout] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[INFO] [stdout]     |                                     ----^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 78 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.64s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "cd2b149a9dbaca261673dbf80c7ce8de66d3fdbbc29778f3effa6655473dbd7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2b149a9dbaca261673dbf80c7ce8de66d3fdbbc29778f3effa6655473dbd7e", kill_on_drop: false }`
[INFO] [stdout] cd2b149a9dbaca261673dbf80c7ce8de66d3fdbbc29778f3effa6655473dbd7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e0043c188b55a7c12c98eb3e0d31715f2e3b1629ea81f90ef557514e049fa36
[INFO] running `Command { std: "docker" "start" "-a" "5e0043c188b55a7c12c98eb3e0d31715f2e3b1629ea81f90ef557514e049fa36", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/builder.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let send_sock = try!(UdpSocket::bind(&builder.src_addr));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/builder.rs:25:25
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let recv_sock = try!(send_sock.try_clone());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/builder.rs:27:25
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let kill_sock = try!(send_sock.try_clone());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/builder.rs:28:25
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let kill_addr = try!(send_sock.local_addr());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/builder.rs:30:20
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let send = try!(worker::start_mainline_dht(send_sock,
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/request.rs:81:25
[INFO] [stderr]    |
[INFO] [stderr] 81 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, REQUEST_ARGS_KEY));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/request.rs:85:33
[INFO] [stderr]    |
[INFO] [stderr] 85 |                 let ping_rqst = try!(PingRequest::from_parts(rqst_root, trans_id));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/request.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(FindNodeRequest::from_parts(rqst_root, trans_id, message::TARGET_ID_KEY));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/request.rs:94:38
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 let get_peers_rqst = try!(GetPeersRequest::from_parts(rqst_root, trans_id));
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/request.rs:98:42
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 let announce_peer_rqst = try!(AnnouncePeerRequest::from_parts(rqst_root, trans_id));
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/request.rs:112:25
[INFO] [stderr]     |
[INFO] [stderr] 112 |                         try!(FindNodeRequest::from_parts(rqst_root, trans_id, target_key));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/response.rs:106:25
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let rqst_root = try!(validate.lookup_and_convert_dict(root, RESPONSE_ARGS_KEY));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/response.rs:110:32
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 let ping_rsp = try!(PingResponse::from_parts(rqst_root, trans_id));
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/response.rs:114:37
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 let find_node_rsp = try!(FindNodeResponse::from_parts(rqst_root, trans_id));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/response.rs:118:37
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 let get_peers_rsp = try!(GetPeersResponse::from_parts(rqst_root, trans_id));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/response.rs:122:41
[INFO] [stderr]     |
[INFO] [stderr] 122 |                 let announce_peer_rsp = try!(AnnouncePeerResponse::from_parts(rqst_root, trans_id));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/error.rs:67:20
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let code = try!(self.convert_int(&args[0], &format!("{}[0]", ERROR_ARGS_KEY)));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/error.rs:68:23
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let message = try!(self.convert_str(&args[1], &format!("{}[1]", ERROR_ARGS_KEY)));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/error.rs:110:26
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let error_args = try!(validate.lookup_and_convert_list(root, ERROR_ARGS_KEY));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/error.rs:112:31
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let (code, message) = try!(validate.extract_error_args(error_args));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/error.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let error_code = try!(ErrorCode::new(code));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/ping.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/ping.rs:32:23
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/ping.rs:77:23
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let request = try!(PingRequest::from_parts(rsp_root, trans_id));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/find_node.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/find_node.rs:38:23
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/find_node.rs:40:31
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let target_id_bytes = try!(validate.lookup_and_convert_bytes(rqst_root, target_key));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/find_node.rs:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let target_id = try!(validate.validate_node_id(target_id_bytes));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/find_node.rs:86:29
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let compact_nodes = try!(validate.validate_nodes(nodes));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/find_node.rs:100:29
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/find_node.rs:101:23
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/find_node.rs:103:21
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let nodes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODES_KEY));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/get_peers.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/get_peers.rs:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/get_peers.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/get_peers.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/get_peers.rs:107:29
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let node_id_bytes = try!(validate.lookup_and_convert_bytes(rsp_root, message::NODE_ID_KEY));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/get_peers.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/get_peers.rs:119:34
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/get_peers.rs:120:35
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/get_peers.rs:124:34
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 let nodes_info = try!(validate.validate_nodes(nodes));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/get_peers.rs:128:35
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 let values_info = try!(validate.validate_values(values));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/announce_peer.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/announce_peer.rs:54:23
[INFO] [stderr]    |
[INFO] [stderr] 54 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/announce_peer.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::INFO_HASH_KEY));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/announce_peer.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let info_hash = try!(validate.validate_info_hash(info_hash_bytes));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/announce_peer.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let token = try!(validate.lookup_and_convert_bytes(rqst_root, message::TOKEN_KEY));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/announce_peer.rs:69:35
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 let port_number = try!(port) as u16;
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/announce_peer.rs:142:13
[INFO] [stderr]     |
[INFO] [stderr] 142 |             try!(validate.lookup_and_convert_bytes(rqst_root, message::NODE_ID_KEY));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/message/announce_peer.rs:143:23
[INFO] [stderr]     |
[INFO] [stderr] 143 |         let node_id = try!(validate.validate_node_id(node_id_bytes));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/mod.rs:67:24
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let msg_root = try!(validate.convert_dict(message, ROOT_ID_KEY));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/mod.rs:69:24
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let trans_id = try!(validate.lookup_and_convert_bytes(msg_root, TRANSACTION_ID_KEY));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/mod.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let msg_type = try!(validate.lookup_and_convert_str(msg_root, MESSAGE_TYPE_KEY));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/mod.rs:74:33
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 let rqst_type = try!(validate.lookup_and_convert_str(msg_root, REQUEST_TYPE_KEY));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/mod.rs:75:32
[INFO] [stderr]    |
[INFO] [stderr] 75 |                 let rqst_msg = try!(RequestType::from_parts(msg_root, trans_id, rqst_type));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/mod.rs:80:35
[INFO] [stderr]    |
[INFO] [stderr] 80 |                 let rsp_message = try!(ResponseType::from_parts(msg_root, trans_id, rsp_type));
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/message/mod.rs:84:35
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 let err_message = try!(ErrorMessage::from_parts(msg_root, trans_id));
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/router.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let addrs = try!(self.socket_addrs());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/router.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let addrs = try!(self.socket_addrs());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/router.rs:59:25
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let mut addrs = try!(self.socket_addrs());
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/worker/handler.rs:56:26
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut event_loop = try!(EventLoop::new());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/worker/mod.rs:85:26
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let message_sender = try!(handler::create_dht_handler(routing_table,
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_chain! {
[INFO] [stderr] 8  | |     types {
[INFO] [stderr] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stderr] 10 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |     }
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/request.rs:76:30
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/response.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn from_parts(root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 101 |     pub fn from_parts(root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/error.rs:106:30
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn from_parts(root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 106 |     pub fn from_parts(root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/ping.rs:25:35
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/ping.rs:74:34
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/find_node.rs:30:35
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/find_node.rs:95:34
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn from_parts(rsp_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn from_parts(rsp_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/get_peers.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/get_peers.rs:102:37
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn from_parts(rsp_root: &'a Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn from_parts(rsp_root: &'a dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/announce_peer.rs:47:35
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]    |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/announce_peer.rs:136:35
[INFO] [stderr]     |
[INFO] [stderr] 136 |     pub fn from_parts(rqst_root: &Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 136 |     pub fn from_parts(rqst_root: &dyn Dictionary<'a, Bencode<'a>>,
[INFO] [stderr]     |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/request.rs:130:49
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn forward_compatible_find_node<'a>(rqst_root: &Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn forward_compatible_find_node<'a>(rqst_root: &dyn Dictionary<'a, Bencode<'a>>) -> Option<&'static str> {
[INFO] [stderr]     |                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_chain! {
[INFO] [stderr] 8  | |     types {
[INFO] [stderr] 9  | |         DhtError, DhtErrorKind, DhtResultExt, DhtResult;
[INFO] [stderr] 10 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |     }
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/worker/handler.rs:748:22
[INFO] [stderr]     |
[INFO] [stderr] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[INFO] [stderr]     |                      ----^^^^^^^^^
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/worker/handler.rs:748:37
[INFO] [stderr]     |
[INFO] [stderr] 748 |                 let (mut bootstrap, mut attempts) = match table_actions.get_mut(&action_id) {
[INFO] [stderr]     |                                     ----^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `bip_dht` (lib) generated 78 warnings (run `cargo fix --lib -p bip_dht` to apply 14 suggestions)
[INFO] [stderr] warning: `bip_dht` (lib test) generated 78 warnings (78 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v1.2.4, num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bip_dht-abb983c1a89825cc)
[INFO] [stdout] 
[INFO] [stdout] running 57 tests
[INFO] [stdout] test message::compact_info::tests::positive_compact_values_many ... ok
[INFO] [stdout] test routing::bucket::tests::positive_initial_no_nodes ... ok
[INFO] [stdout] test message::compact_info::tests::positive_compact_values_empty ... ok
[INFO] [stdout] test routing::bucket::tests::positive_all_questionable_nodes ... ok
[INFO] [stdout] test routing::bucket::tests::positive_all_good_nodes ... ok
[INFO] [stdout] test message::compact_info::tests::positive_compact_nodes_many ... ok
[INFO] [stdout] test message::compact_info::tests::positive_compact_values_one ... ok
[INFO] [stdout] test message::compact_info::tests::positive_compact_nodes_empty ... ok
[INFO] [stdout] test message::compact_info::tests::positive_compact_nodes_one ... ok
[INFO] [stdout] test routing::node::tests::positive_as_good ... ok
[INFO] [stdout] test routing::bucket::tests::positive_replace_questionable_node ... ok
[INFO] [stdout] test routing::node::tests::positive_as_questionable ... ok
[INFO] [stdout] test routing::node::tests::positive_bad_status_ordering ... ok
[INFO] [stdout] test routing::node::tests::positive_encode_node ... ok
[INFO] [stdout] test routing::node::tests::positive_node_idle ... ok
[INFO] [stdout] test routing::node::tests::positive_good_status_ordering ... ok
[INFO] [stdout] test routing::bucket::tests::positive_resist_good_node_churn ... ok
[INFO] [stdout] test routing::node::tests::positive_as_bad ... ok
[INFO] [stdout] test routing::node::tests::positive_node_idle_reqeusts ... ok
[INFO] [stdout] test routing::node::tests::positive_questionable_status_ordering ... ok
[INFO] [stdout] test routing::bucket::tests::positive_resist_questionable_node_churn ... ok
[INFO] [stdout] test routing::node::tests::positive_request_renewal ... ok
[INFO] [stdout] test routing::node::tests::positive_response_renewal ... ok
[INFO] [stdout] test routing::table::tests::positive_initial_empty_buckets ... ok
[INFO] [stdout] test security::tests::positive_generate_compliant_ipv4_test_four ... ok
[INFO] [stdout] test security::tests::positive_generate_compliant_ipv4_test_three ... ok
[INFO] [stdout] test security::tests::positive_generate_compliant_ipv4_test_one ... ok
[INFO] [stdout] test security::tests::positive_generate_compliant_ipv4_test_two ... ok
[INFO] [stdout] test security::tests::positive_is_compliant_ipv4_test_five ... ok
[INFO] [stdout] test security::tests::positive_is_compliant_ipv4_test_four ... ok
[INFO] [stdout] test security::tests::positive_is_compliant_ipv4_test_three ... ok
[INFO] [stdout] test security::tests::positive_is_compliant_ipv4_test_two ... ok
[INFO] [stdout] test storage::tests::positive_add_and_retrieve_contact ... ok
[INFO] [stdout] test security::tests::positive_is_compliant_ipv4_test_one ... ok
[INFO] [stdout] test routing::table::tests::negative_node_id_equal_table_id ... ok
[INFO] [stdout] test routing::table::tests::positive_first_bucket_sorted ... ok
[INFO] [stdout] test security::tests::positive_generate_compliant_ipv4_test_five ... ok
[INFO] [stdout] test storage::tests::positive_add_and_retrieve_contacts ... ok
[INFO] [stdout] test routing::table::tests::positive_all_sorted_buckets ... ok
[INFO] [stdout] test token::tests::positive_accept_v4_token_from_second_secret ... ok
[INFO] [stdout] test routing::table::tests::positive_add_node_max_recursion ... ok
[INFO] [stdout] test token::tests::positive_accept_v6_token_from_second_secret ... ok
[INFO] [stdout] test storage::tests::positive_full_storage_expire_one_infohash ... ok
[INFO] [stdout] test token::tests::positive_accept_valid_v4_token ... ok
[INFO] [stdout] test transaction::tests::positive_overflow_mid_generate ... ok
[INFO] [stdout] test storage::tests::positive_full_storage_expire_two_infohash ... ok
[INFO] [stdout] test transaction::tests::positive_overflow_tid_generate ... ok
[INFO] [stdout] test transaction::tests::positive_tid_from_bytes ... ok
[INFO] [stdout] test transaction::tests::positive_overflow_aid_generate ... ok
[INFO] [stdout] test transaction::tests::positive_unique_mid_blocks ... ok
[INFO] [stdout] test transaction::tests::positive_unique_tid_blocks ... ok
[INFO] [stdout] test routing::table::tests::positive_last_bucket_sorted ... ok
[INFO] [stdout] test token::tests::positive_accept_valid_v6_token ... ok
[INFO] [stdout] test transaction::tests::positive_unique_aid_blocks ... ok
[INFO] [stdout] test storage::tests::positive_renew_contacts ... ok
[INFO] [stderr]    Doc-tests bip_dht
[INFO] [stdout] test token::tests::negative_reject_expired_v4_token - should panic ... ok
[INFO] [stdout] test token::tests::negative_reject_expired_v6_token - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 57 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e0043c188b55a7c12c98eb3e0d31715f2e3b1629ea81f90ef557514e049fa36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0043c188b55a7c12c98eb3e0d31715f2e3b1629ea81f90ef557514e049fa36", kill_on_drop: false }`
[INFO] [stdout] 5e0043c188b55a7c12c98eb3e0d31715f2e3b1629ea81f90ef557514e049fa36
