[INFO] fetching crate bip_peer 0.5.0...
[INFO] checking bip_peer-0.5.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate bip_peer 0.5.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bip_peer 0.5.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bip_peer 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate bip_peer 0.5.0
[INFO] tweaked toml for crates.io crate bip_peer 0.5.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f187b7d7738bef31966c712a0caf4c1d6d6dd73156a0c48d7489b9208b366c3b
[INFO] running `"docker" "start" "-a" "f187b7d7738bef31966c712a0caf4c1d6d6dd73156a0c48d7489b9208b366c3b"`
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking bip_bencode v0.4.4
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking bip_util v0.5.0
[INFO] [stderr]     Checking bip_handshake v0.7.1
[INFO] [stderr]     Checking bip_peer v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec.rs:40:27
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let bytes = match try!(self.protocol.bytes_needed(src.as_ref())) {
[INFO] [stderr]    |                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/manager/mod.rs:266:17
[INFO] [stderr]     |
[INFO] [stderr] 266 |                 try!(result);
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/bits_ext/handshake.rs:240:36
[INFO] [stderr]     |
[INFO] [stderr] 240 |                     let ben_dict = try!(bencode::CONVERT.convert_dict(&bencode, ROOT_ERROR_KEY));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/bits_ext/handshake.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         try!(message::write_length_id_pair(&mut writer, real_length as u32, Some(bits_ext::EXTENDED_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/bits_ext/port.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         try!(message::write_length_id_pair(&mut writer, bits_ext::PORT_MESSAGE_LEN, Some(bits_ext::PORT_MESSAGE_ID)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 let bencode_dict = try!(bencode::CONVERT.convert_dict(&bencode, ROOT_ERROR_KEY));
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 let msg_type = try!(bencode::parse_message_type(bencode_dict));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:32:29
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 let piece = try!(bencode::parse_piece_index(bencode_dict));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:41:42
[INFO] [stderr]    |
[INFO] [stderr] 41 |                         let total_size = try!(bencode::parse_total_size(bencode_dict));
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/prot_ext/ut_metadata.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         try!(writer.write_all(encoded_bytes.as_ref()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/mod.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 try!(message::write_length_id_pair(&mut writer, total_len, Some(bits_ext::EXTENDED_MESSAGE_ID)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/mod.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 try!(writer.write_u8(ext_id));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/standard.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         try!(message::write_length_id_pair(&mut writer, message::HAVE_MESSAGE_LEN, Some(message::HAVE_MESSAGE_ID)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/standard.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(message::write_length_id_pair(&mut writer, actual_length, Some(message::BITFIELD_MESSAGE_ID)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         try!(message::write_length_id_pair(&mut writer, message::REQUEST_MESSAGE_LEN, Some(message::REQUEST_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |         try!(writer.write_u32::<BigEndian>(self.piece_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         try!(writer.write_u32::<BigEndian>(self.block_offset));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(message::write_length_id_pair(&mut writer, actual_length, Some(message::PIECE_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |         try!(writer.write_u32::<BigEndian>(self.piece_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         try!(writer.write_u32::<BigEndian>(self.block_offset));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:263:9
[INFO] [stderr]     |
[INFO] [stderr] 263 |         try!(message::write_length_id_pair(&mut writer, message::CANCEL_MESSAGE_LEN, Some(message::CANCEL_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 265 |         try!(writer.write_u32::<BigEndian>(self.piece_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         try!(writer.write_u32::<BigEndian>(self.block_offset));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/mod.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 |     try!(writer.write_u32::<BigEndian>(length));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:34:34
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn parse_id_map<K, V>(root: &BDictAccess<K, V>) -> HashMap<ExtendedType, u8>
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:50:37
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn parse_client_id<K, V>(root: &BDictAccess<K, V>) -> Option<String>
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:57:43
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub fn parse_client_tcp_port<K, V>(root: &BDictAccess<K, V>) -> Option<u16>
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:70:34
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn parse_our_ip<K, V>(root: &BDictAccess<K, V>) -> Option<IpAddr>
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:85:44
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn parse_client_ipv6_addr<K, V>(root: &BDictAccess<K, V>) -> Option<Ipv6Addr>
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:98:44
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn parse_client_ipv4_addr<K, V>(root: &BDictAccess<K, V>) -> Option<Ipv4Addr> 
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:111:47
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub fn parse_client_max_requests<K, V>(root: &BDictAccess<K, V>) -> Option<i64>
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:117:41
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn parse_metadata_size<K, V>(root: &BDictAccess<K, V>) -> Option<i64>
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:140:40
[INFO] [stderr]     |
[INFO] [stderr] 140 | pub fn parse_message_type<K, V>(root: &BDictAccess<K, V>) -> io::Result<u8>
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:145:39
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub fn parse_piece_index<K, V>(root: &BDictAccess<K, V>) -> io::Result<i64>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:150:38
[INFO] [stderr]     |
[INFO] [stderr] 150 | pub fn parse_total_size<K, V>(root: &BDictAccess<K, V>) -> io::Result<i64>
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec.rs:40:27
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let bytes = match try!(self.protocol.bytes_needed(src.as_ref())) {
[INFO] [stderr]    |                           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/manager/mod.rs:266:17
[INFO] [stderr]     |
[INFO] [stderr] 266 |                 try!(result);
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/bits_ext/handshake.rs:240:36
[INFO] [stderr]     |
[INFO] [stderr] 240 |                     let ben_dict = try!(bencode::CONVERT.convert_dict(&bencode, ROOT_ERROR_KEY));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/bits_ext/handshake.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         try!(message::write_length_id_pair(&mut writer, real_length as u32, Some(bits_ext::EXTENDED_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/bits_ext/port.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         try!(message::write_length_id_pair(&mut writer, bits_ext::PORT_MESSAGE_LEN, Some(bits_ext::PORT_MESSAGE_ID)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 let bencode_dict = try!(bencode::CONVERT.convert_dict(&bencode, ROOT_ERROR_KEY));
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 let msg_type = try!(bencode::parse_message_type(bencode_dict));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:32:29
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 let piece = try!(bencode::parse_piece_index(bencode_dict));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/ut_metadata.rs:41:42
[INFO] [stderr]    |
[INFO] [stderr] 41 |                         let total_size = try!(bencode::parse_total_size(bencode_dict));
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/prot_ext/ut_metadata.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         try!(writer.write_all(encoded_bytes.as_ref()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/mod.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 try!(message::write_length_id_pair(&mut writer, total_len, Some(bits_ext::EXTENDED_MESSAGE_ID)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/prot_ext/mod.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 try!(writer.write_u8(ext_id));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/standard.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         try!(message::write_length_id_pair(&mut writer, message::HAVE_MESSAGE_LEN, Some(message::HAVE_MESSAGE_ID)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/message/standard.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(message::write_length_id_pair(&mut writer, actual_length, Some(message::BITFIELD_MESSAGE_ID)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         try!(message::write_length_id_pair(&mut writer, message::REQUEST_MESSAGE_LEN, Some(message::REQUEST_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |         try!(writer.write_u32::<BigEndian>(self.piece_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         try!(writer.write_u32::<BigEndian>(self.block_offset));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(message::write_length_id_pair(&mut writer, actual_length, Some(message::PIECE_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |         try!(writer.write_u32::<BigEndian>(self.piece_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         try!(writer.write_u32::<BigEndian>(self.block_offset));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:263:9
[INFO] [stderr]     |
[INFO] [stderr] 263 |         try!(message::write_length_id_pair(&mut writer, message::CANCEL_MESSAGE_LEN, Some(message::CANCEL_MESSAGE_ID)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 265 |         try!(writer.write_u32::<BigEndian>(self.piece_index));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/standard.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         try!(writer.write_u32::<BigEndian>(self.block_offset));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message/mod.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 |     try!(writer.write_u32::<BigEndian>(length));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:34:34
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn parse_id_map<K, V>(root: &BDictAccess<K, V>) -> HashMap<ExtendedType, u8>
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:50:37
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn parse_client_id<K, V>(root: &BDictAccess<K, V>) -> Option<String>
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:57:43
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub fn parse_client_tcp_port<K, V>(root: &BDictAccess<K, V>) -> Option<u16>
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:70:34
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn parse_our_ip<K, V>(root: &BDictAccess<K, V>) -> Option<IpAddr>
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:85:44
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn parse_client_ipv6_addr<K, V>(root: &BDictAccess<K, V>) -> Option<Ipv6Addr>
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/message/bencode.rs:98:44
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn parse_client_ipv4_addr<K, V>(root: &BDictAccess<K, V>) -> Option<Ipv4Addr> 
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:111:47
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub fn parse_client_max_requests<K, V>(root: &BDictAccess<K, V>) -> Option<i64>
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:117:41
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn parse_metadata_size<K, V>(root: &BDictAccess<K, V>) -> Option<i64>
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:140:40
[INFO] [stderr]     |
[INFO] [stderr] 140 | pub fn parse_message_type<K, V>(root: &BDictAccess<K, V>) -> io::Result<u8>
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:145:39
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub fn parse_piece_index<K, V>(root: &BDictAccess<K, V>) -> io::Result<i64>
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message/bencode.rs:150:38
[INFO] [stderr]     |
[INFO] [stderr] 150 | pub fn parse_total_size<K, V>(root: &BDictAccess<K, V>) -> io::Result<i64>
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BDictAccess<K, V>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.03s
[INFO] running `"docker" "inspect" "f187b7d7738bef31966c712a0caf4c1d6d6dd73156a0c48d7489b9208b366c3b"`
[INFO] running `"docker" "rm" "-f" "f187b7d7738bef31966c712a0caf4c1d6d6dd73156a0c48d7489b9208b366c3b"`
[INFO] [stdout] f187b7d7738bef31966c712a0caf4c1d6d6dd73156a0c48d7489b9208b366c3b