[INFO] crate cdbd 0.1.1 is already in cache
[INFO] testing cdbd-0.1.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate cdbd 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cdbd 0.1.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cdbd 0.1.1
[INFO] finished tweaking crates.io crate cdbd 0.1.1
[INFO] tweaked toml for crates.io crate cdbd 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7b4a7e27bc5cb3025f35465a6cb25fe5ed425c5c044e1ade5b71e5edc056f55
[INFO] running `"docker" "start" "-a" "f7b4a7e27bc5cb3025f35465a6cb25fe5ed425c5c044e1ade5b71e5edc056f55"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tinycdb-sys v0.0.2
[INFO] [stderr]    Compiling objpool v0.2.0
[INFO] [stderr]    Compiling fern v0.4.4
[INFO] [stderr]    Compiling mtbl-sys v0.2.0
[INFO] [stderr]    Compiling mtbl v0.2.1
[INFO] [stderr]    Compiling tinycdb v0.0.7
[INFO] [stderr]    Compiling cdbd v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:75:20
[INFO] [stderr]    |
[INFO] [stderr] 75 |             magic: try!(self.read_u8()),
[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/memcached/binary/protocol/mod.rs:76:21
[INFO] [stderr]    |
[INFO] [stderr] 76 |             opcode: try!(self.read_u8()),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |             key_length: try!(self.read_u16::<BigEndian>()),
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:78:28
[INFO] [stderr]    |
[INFO] [stderr] 78 |             extras_length: try!(self.read_u8()),
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:79:24
[INFO] [stderr]    |
[INFO] [stderr] 79 |             data_type: try!(self.read_u8()),
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:80:23
[INFO] [stderr]    |
[INFO] [stderr] 80 |             reserved: try!(self.read_u16::<BigEndian>()),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:81:32
[INFO] [stderr]    |
[INFO] [stderr] 81 |             total_body_length: try!(self.read_u32::<BigEndian>()),
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:82:21
[INFO] [stderr]    |
[INFO] [stderr] 82 |             opaque: try!(self.read_u32::<BigEndian>()),
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:83:18
[INFO] [stderr]    |
[INFO] [stderr] 83 |             cas: try!(self.read_u64::<BigEndian>()),
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:88:22
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let header = try!(self.read_request_header());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(self.take(header.extras_length as u64).read_to_end(&mut extras));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/protocol/mod.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         try!(self.take(header.key_length as u64).read_to_end(&mut key));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:101:20
[INFO] [stderr]     |
[INFO] [stderr] 101 |             magic: try!(self.read_u8()),
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 |             opcode: try!(self.read_u8()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |             key_length: try!(self.read_u16::<BigEndian>()),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:104:28
[INFO] [stderr]     |
[INFO] [stderr] 104 |             extras_length: try!(self.read_u8()),
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:105:24
[INFO] [stderr]     |
[INFO] [stderr] 105 |             data_type: try!(self.read_u8()),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |             status: try!(self.read_u16::<BigEndian>()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:107:32
[INFO] [stderr]     |
[INFO] [stderr] 107 |             total_body_length: try!(self.read_u32::<BigEndian>()),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:108:21
[INFO] [stderr]     |
[INFO] [stderr] 108 |             opaque: try!(self.read_u32::<BigEndian>()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:109:18
[INFO] [stderr]     |
[INFO] [stderr] 109 |             cas: try!(self.read_u64::<BigEndian>()),
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:114:22
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let header = try!(self.read_response_header());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |         try!(self.read_exact(extras.as_mut_slice()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |         try!(self.read_exact(key.as_mut_slice()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(self.read_exact(value.as_mut_slice()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:142:9
[INFO] [stderr]     |
[INFO] [stderr] 142 |         try!(self.write_u8(header.magic));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.write_u8(header.opcode));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         try!(self.write_u16::<BigEndian>(header.key_length));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |         try!(self.write_u8(header.extras_length));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:146:9
[INFO] [stderr]     |
[INFO] [stderr] 146 |         try!(self.write_u8(header.data_type));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 |         try!(self.write_u16::<BigEndian>(header.reserved));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         try!(self.write_u32::<BigEndian>(header.total_body_length));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         try!(self.write_u32::<BigEndian>(header.opaque));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         try!(self.write_u64::<BigEndian>(header.cas));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:155:9
[INFO] [stderr]     |
[INFO] [stderr] 155 |         try!(self.write_request_header(&request.header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |         try!(self.write(request.extras.as_ref()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         try!(self.write(request.key.as_ref()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 |         try!(self.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(self.write_u8(header.magic));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:164:9
[INFO] [stderr]     |
[INFO] [stderr] 164 |         try!(self.write_u8(header.opcode));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 165 |         try!(self.write_u16::<BigEndian>(header.key_length));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |         try!(self.write_u8(header.extras_length));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         try!(self.write_u8(header.data_type));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         try!(self.write_u16::<BigEndian>(header.status));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         try!(self.write_u32::<BigEndian>(header.total_body_length));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         try!(self.write_u32::<BigEndian>(header.opaque));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         try!(self.write_u64::<BigEndian>(header.cas));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         try!(self.write_response_header(&response.header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |         try!(self.write(response.extras.as_ref()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         try!(self.write(response.key.as_ref()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |         try!(self.write(response.value.as_ref()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/binary/protocol/mod.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |         try!(self.flush());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/server.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |         let request = try!(ins.read_request());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/server.rs:26:25
[INFO] [stderr]    |
[INFO] [stderr] 26 |                         try!(outs.write_response(&Response::make(&request,
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/server.rs:34:29
[INFO] [stderr]    |
[INFO] [stderr] 34 | ...                   try!(outs.write_response(
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/server.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 try!(outs.write_response(&Response::make(&request, &[], false, &[])));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/server.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 try!(outs.write_response(&Response::make(&request,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/server.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 try!(outs.write_response(&Response::make_error(&request,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/binary/server.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         try!(outs.flush());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/server.rs:37:26
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let first_char: u8 = try!(stream.read_u8());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/server.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let addr = try!(stream.peer_addr());
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/protocol.rs:86:17
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let flags = try!(elts[2].parse());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/protocol.rs:87:19
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let exptime = try!(elts[3].parse());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/protocol.rs:88:18
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let length = try!(elts[4].parse());
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/protocol.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     try!(rdr.read_exact(value.as_mut_slice()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/protocol.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     try!(rdr.read_exact(endline.as_mut_slice()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/text/protocol.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |     let flags = try!(elts[2].parse());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/text/protocol.rs:108:19
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let exptime = try!(elts[3].parse());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/text/protocol.rs:109:18
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let length = try!(elts[4].parse());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/text/protocol.rs:110:15
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let cas = try!(elts[5].parse());
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/text/protocol.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     try!(rdr.read_exact(value.as_mut_slice()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/text/protocol.rs:127:18
[INFO] [stderr]     |
[INFO] [stderr] 127 |         exptime: try!(elts[2].parse()),
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/memcached/text/protocol.rs:135:16
[INFO] [stderr]     |
[INFO] [stderr] 135 |         value: try!(elts[2].parse()),
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/server.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |                 try!(Response::Error.write(&mut outs));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/server.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 | ...                   try!(Response::KeyValue {
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/server.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 try!(Response::End.write(&mut outs));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/server.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(Response::ServerError("Read-only; method not implemented").write(&mut outs));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/memcached/text/server.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         try!(outs.flush());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/kvstore/mod.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 | impl KvStore for Arc<KvStore + Send + Sync> {
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn KvStore + Send + Sync`
[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/kvstore/mod.rs:13:22
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl KvStore for Box<KvStore> {
[INFO] [stderr]    |                      ^^^^^^^ help: use `dyn`: `dyn KvStore`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/memcached/text/protocol.rs:81:47
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn read_data_request(elts: &[&str], rdr: &mut BufRead) -> Result<DataRequest> {
[INFO] [stderr]    |                                               ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memcached/text/protocol.rs:105:38
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn read_cas(elts: &[&str], rdr: &mut BufRead) -> Result<Request> {
[INFO] [stderr]     |                                      ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memcached/text/protocol.rs:141:28
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn parse(rdr: &mut BufRead) -> Request {
[INFO] [stderr]     |                            ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/memcached/text/protocol.rs:171:40
[INFO] [stderr]     |
[INFO] [stderr] 171 | ...                   ("touch", 3...4) => parse_touch(&elts),
[INFO] [stderr]     |                                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/memcached/text/protocol.rs:172:41
[INFO] [stderr]     |
[INFO] [stderr] 172 | ...                   ("delete", 2...3) => {
[INFO] [stderr]     |                                   ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/memcached/text/protocol.rs:178:39
[INFO] [stderr]     |
[INFO] [stderr] 178 | ...                   ("incr", 3...4) => parse_incr(&elts).map(Request::Incr),
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/memcached/text/protocol.rs:179:39
[INFO] [stderr]     |
[INFO] [stderr] 179 | ...                   ("decr", 3...4) => parse_incr(&elts).map(Request::Decr),
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memcached/text/protocol.rs:196:35
[INFO] [stderr]     |
[INFO] [stderr] 196 |     pub fn write(&self, wtr: &mut Write) -> Result<()> {
[INFO] [stderr]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:172:31
[INFO] [stderr]     |
[INFO] [stderr] 172 | fn open_db(db: &DbArg) -> Arc<KvStore + Send + Sync> {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn KvStore + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:186:32
[INFO] [stderr]     |
[INFO] [stderr] 186 |                  kvstore: &Arc<KvStore + Send + Sync>)
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn KvStore + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/kvstore/cdb.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     (0..pool_size).map(|_: usize| (*pool).get()).collect::<Vec<_>>();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.cdbd.7brv27v9-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1" "/opt/rustwide/target/debug/deps/cdbd-8f9df763ba82ada1.dy1c0u13cf7ziqz.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/tinycdb-sys-ed1f9817f6ce547c/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtinycdb-02fecb3ff3b79d6a.rlib" "/opt/rustwide/target/debug/deps/libtinycdb_sys-5506adb63bdc1c13.rlib" "/opt/rustwide/target/debug/deps/libtime-160d13eaa51613d2.rlib" "/opt/rustwide/target/debug/deps/libregex-f0dd4047126543a0.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-efdccccc1241ad60.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-01b1f8952289f502.rlib" "/opt/rustwide/target/debug/deps/libucd_util-a3c699e8ab929e79.rlib" "/opt/rustwide/target/debug/deps/libthread_local-88e268f569b6f304.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-807f2c476a0e6b86.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-af14160069ed3942.rlib" "/opt/rustwide/target/debug/deps/libmemchr-6ff793571a77737d.rlib" "/opt/rustwide/target/debug/deps/libobjpool-92b8cbba959b3a28.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-e56f6a37558f5148.rlib" "/opt/rustwide/target/debug/deps/libmtbl-509020258ae47c21.rlib" "/opt/rustwide/target/debug/deps/libmtbl_sys-d8de36f7cca467bd.rlib" "/opt/rustwide/target/debug/deps/liblibc-e4dfce483ea4fe1d.rlib" "/opt/rustwide/target/debug/deps/libgetopts-a5316197925d8f3d.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-58fb194c691b26f1.rlib" "/opt/rustwide/target/debug/deps/libfern-3e937b3633778c3e.rlib" "/opt/rustwide/target/debug/deps/liblog-83b89ced7bde429d.rlib" "/opt/rustwide/target/debug/deps/liblog-7d3993e8061c37ae.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-c207894dabf2ad2d.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-5cddd3c0738b32cd.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-lmtbl" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lmtbl
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 91 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `cdbd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f7b4a7e27bc5cb3025f35465a6cb25fe5ed425c5c044e1ade5b71e5edc056f55"`
[INFO] running `"docker" "rm" "-f" "f7b4a7e27bc5cb3025f35465a6cb25fe5ed425c5c044e1ade5b71e5edc056f55"`
[INFO] [stdout] f7b4a7e27bc5cb3025f35465a6cb25fe5ed425c5c044e1ade5b71e5edc056f55