[INFO] cloning repository https://github.com/numerodix/emcache
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/numerodix/emcache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumerodix%2Femcache", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumerodix%2Femcache'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fec9ccd0e762cbe0d74fa5199594c9a59e16918b
[INFO] checking numerodix/emcache against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnumerodix%2Femcache" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/numerodix/emcache on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/numerodix/emcache
[INFO] finished tweaking git repo https://github.com/numerodix/emcache
[INFO] tweaked toml for git repo https://github.com/numerodix/emcache written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/numerodix/emcache already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maplit v0.1.6
[INFO] [stderr]   Downloaded linked-hash-map v0.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ba863e824402434f8080f8dc08a3c1ab973470187c4915ff0eb810d5e690b70
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ba863e824402434f8080f8dc08a3c1ab973470187c4915ff0eb810d5e690b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ba863e824402434f8080f8dc08a3c1ab973470187c4915ff0eb810d5e690b70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba863e824402434f8080f8dc08a3c1ab973470187c4915ff0eb810d5e690b70", kill_on_drop: false }`
[INFO] [stdout] 0ba863e824402434f8080f8dc08a3c1ab973470187c4915ff0eb810d5e690b70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56dbf4be4fedc25bdf8a987e61779ed9fd05f4784bbe82c771f363df3d5502bc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "56dbf4be4fedc25bdf8a987e61779ed9fd05f4784bbe82c771f363df3d5502bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking linked-hash-map v0.0.9
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking docopt v0.6.86
[INFO] [stderr]     Checking emcache v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/storage/cache.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 try!(self.evict_oldest());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/storage/cache.rs:297:17
[INFO] [stdout]     |
[INFO] [stdout] 297 |                 try!(self.evict_oldest());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp_transport/conversions.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let string = try!(as_string(bytes));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:184:39
[INFO] [stdout]     |
[INFO] [stdout] 184 |             let (word, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:224:12
[INFO] [stdout]     |
[INFO] [stdout] 224 |         Ok(try!(self.write_bytes(&bytes)))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:233:38
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:240:42
[INFO] [stdout]     |
[INFO] [stdout] 240 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:242:31
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:272:38
[INFO] [stdout]     |
[INFO] [stdout] 272 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:273:27
[INFO] [stdout]     |
[INFO] [stdout] 273 |             let key_str = try!(as_string(key));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:292:38
[INFO] [stdout]     |
[INFO] [stdout] 292 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:299:42
[INFO] [stdout]     |
[INFO] [stdout] 299 |             let (exptime, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             try!(as_number::<u64>(exptime))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:306:42
[INFO] [stdout]     |
[INFO] [stdout] 306 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:308:31
[INFO] [stdout]     |
[INFO] [stdout] 308 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:329:38
[INFO] [stdout]     |
[INFO] [stdout] 329 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:331:13
[INFO] [stdout]     |
[INFO] [stdout] 331 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:336:40
[INFO] [stdout]     |
[INFO] [stdout] 336 |             let (flags, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:338:13
[INFO] [stdout]     |
[INFO] [stdout] 338 |             try!(as_number::<u16>(flags))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:343:42
[INFO] [stdout]     |
[INFO] [stdout] 343 |             let (exptime, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:345:13
[INFO] [stdout]     |
[INFO] [stdout] 345 |             try!(as_number::<u32>(exptime))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:350:42
[INFO] [stdout]     |
[INFO] [stdout] 350 |             let (bytelen, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:352:13
[INFO] [stdout]     |
[INFO] [stdout] 352 |             try!(as_number::<u64>(bytelen))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:358:39
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let (cas_unique, _) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:359:34
[INFO] [stdout]     |
[INFO] [stdout] 359 |                 let cas_unique = try!(as_number(cas_unique));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:368:42
[INFO] [stdout]     |
[INFO] [stdout] 368 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:370:31
[INFO] [stdout]     |
[INFO] [stdout] 370 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:378:21
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let value = try!(self.read_bytes_exact(bytelen_num));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:386:26
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let terminator = try!(self.read_bytes_exact(2));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:406:38
[INFO] [stdout]     |
[INFO] [stdout] 406 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:408:13
[INFO] [stdout]     |
[INFO] [stdout] 408 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:413:42
[INFO] [stdout]     |
[INFO] [stdout] 413 |             let (exptime, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:415:13
[INFO] [stdout]     |
[INFO] [stdout] 415 |             try!(as_number::<u32>(exptime))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:420:42
[INFO] [stdout]     |
[INFO] [stdout] 420 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:422:31
[INFO] [stdout]     |
[INFO] [stdout] 422 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:441:29
[INFO] [stdout]     |
[INFO] [stdout] 441 |             let (word, _) = try!(self.read_word_in_line());
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:442:13
[INFO] [stdout]     |
[INFO] [stdout] 442 |             try!(as_string(word))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:487:17
[INFO] [stdout]     |
[INFO] [stdout] 487 |                 try!(self.write_string("CLIENT_ERROR "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:488:17
[INFO] [stdout]     |
[INFO] [stdout] 488 |                 try!(self.write_string(&err));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:489:17
[INFO] [stdout]     |
[INFO] [stdout] 489 |                 try!(self.write_string("\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:492:17
[INFO] [stdout]     |
[INFO] [stdout] 492 |                 try!(self.write_string("DELETED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:495:17
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 try!(self.write_string("ERROR\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:498:17
[INFO] [stdout]     |
[INFO] [stdout] 498 |                 try!(self.write_string("EXISTS\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:501:17
[INFO] [stdout]     |
[INFO] [stdout] 501 |                 try!(self.write_string(&val.to_string()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:502:17
[INFO] [stdout]     |
[INFO] [stdout] 502 |                 try!(self.write_string("\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:505:17
[INFO] [stdout]     |
[INFO] [stdout] 505 |                 try!(self.write_string("NOT_FOUND\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:508:17
[INFO] [stdout]     |
[INFO] [stdout] 508 |                 try!(self.write_string("NOT_STORED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:511:17
[INFO] [stdout]     |
[INFO] [stdout] 511 |                 try!(self.write_string("OK\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:514:17
[INFO] [stdout]     |
[INFO] [stdout] 514 |                 try!(self.write_string("SERVER_ERROR "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:515:17
[INFO] [stdout]     |
[INFO] [stdout] 515 |                 try!(self.write_string(&err));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:516:17
[INFO] [stdout]     |
[INFO] [stdout] 516 |                 try!(self.write_string("\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:520:21
[INFO] [stdout]     |
[INFO] [stdout] 520 |                     try!(self.write_string("STAT "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:521:21
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     try!(self.write_string(&stat.key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:522:21
[INFO] [stdout]     |
[INFO] [stdout] 522 |                     try!(self.write_string(" "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:523:21
[INFO] [stdout]     |
[INFO] [stdout] 523 |                     try!(self.write_string(&stat.value));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:524:21
[INFO] [stdout]     |
[INFO] [stdout] 524 |                     try!(self.write_string("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:526:17
[INFO] [stdout]     |
[INFO] [stdout] 526 |                 try!(self.write_string("END\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:529:17
[INFO] [stdout]     |
[INFO] [stdout] 529 |                 try!(self.write_string("STORED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:532:17
[INFO] [stdout]     |
[INFO] [stdout] 532 |                 try!(self.write_string("TOUCHED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:536:21
[INFO] [stdout]     |
[INFO] [stdout] 536 |                     try!(self.write_string("VALUE ")); // keyword
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:537:21
[INFO] [stdout]     |
[INFO] [stdout] 537 |                     try!(self.write_string(&value.key)); // key
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:538:21
[INFO] [stdout]     |
[INFO] [stdout] 538 |                     try!(self.write_string(" ")); // space
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:539:21
[INFO] [stdout]     |
[INFO] [stdout] 539 |                     try!(self.write_string(&value.flags.to_string())); // flags
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:540:21
[INFO] [stdout]     |
[INFO] [stdout] 540 |                     try!(self.write_string(" ")); // space
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:541:21
[INFO] [stdout]     |
[INFO] [stdout] 541 |                     try!(self.write_string(&value.data.len().to_string())); // bytelen
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:543:25
[INFO] [stdout]     |
[INFO] [stdout] 543 |                         try!(self.write_string(" ")); // space
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:544:25
[INFO] [stdout]     |
[INFO] [stdout] 544 |                         try!(self.write_string(&value.cas_unique
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:548:21
[INFO] [stdout]     |
[INFO] [stdout] 548 |                     try!(self.write_string(&"\r\n".to_string())); // newline
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:549:21
[INFO] [stdout]     |
[INFO] [stdout] 549 |                     try!(self.write_bytes(&value.data)); // data block
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:550:21
[INFO] [stdout]     |
[INFO] [stdout] 550 |                     try!(self.write_string(&"\r\n".to_string())); // newline
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:552:17
[INFO] [stdout]     |
[INFO] [stdout] 552 |                 try!(self.write_string(&"END\r\n".to_string())); // END + newline
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:555:17
[INFO] [stdout]     |
[INFO] [stdout] 555 |                 try!(self.write_string("VERSION "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:556:17
[INFO] [stdout]     |
[INFO] [stdout] 556 |                 try!(self.write_string(&version)); // key
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:557:17
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 try!(self.write_string(&"\r\n".to_string())); // newline
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `testlib::datagen::get_rand_f64_vec`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use testlib::datagen::get_rand_f64_vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::AggregatedMetric`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::AggregatedMetric;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::aggregate_metric`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::aggregate_metric;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::compute_average`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::compute_average;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::compute_p0`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::compute_p0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::compute_p90`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::compute_p90;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::compute_p999`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::compute_p999;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::compute_p99`
[INFO] [stdout]  --> src/metrics/statistics/tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::compute_p99;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::sort_f64`
[INFO] [stdout]   --> src/metrics/statistics/tests.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use super::sort_f64;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/metrics/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::time::sleep_secs`
[INFO] [stdout]  --> src/metrics/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use platform::time::sleep_secs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::time::time_now`
[INFO] [stdout]  --> src/metrics/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use platform::time::time_now;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `testlib::cmp::eq_f64`
[INFO] [stdout]  --> src/metrics/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use testlib::cmp::eq_f64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::LiveTimers`
[INFO] [stdout]  --> src/metrics/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::LiveTimers;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::MetricsRecorder`
[INFO] [stdout]  --> src/metrics/tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::MetricsRecorder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::TimeSeries`
[INFO] [stdout]  --> src/metrics/tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::TimeSeries;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Timer`
[INFO] [stdout]   --> src/metrics/tests.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use super::Timer;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Timing`
[INFO] [stdout]   --> src/metrics/tests.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::Timing;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `common::consts::get_version_string`
[INFO] [stdout]  --> src/protocol/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use common::consts::get_version_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::process::get_pid`
[INFO] [stdout]  --> src/protocol/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use platform::process::get_pid;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::time::sleep_secs`
[INFO] [stdout]  --> src/protocol/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use platform::time::sleep_secs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::time::time_now`
[INFO] [stdout]  --> src/protocol/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use platform::time::time_now;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `storage::Cache`
[INFO] [stdout]  --> src/protocol/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use storage::Cache;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `storage::Key as SKey`
[INFO] [stdout]  --> src/protocol/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use storage::Key as SKey;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `storage::Value as SValue`
[INFO] [stdout]  --> src/protocol/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use storage::Value as SValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Driver`
[INFO] [stdout]  --> src/protocol/tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::Driver;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Cmd`
[INFO] [stdout]   --> src/protocol/tests.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use super::cmd::Cmd;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Delete`
[INFO] [stdout]   --> src/protocol/tests.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::cmd::Delete;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::FlushAll`
[INFO] [stdout]   --> src/protocol/tests.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::cmd::FlushAll;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Get`
[INFO] [stdout]   --> src/protocol/tests.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use super::cmd::Get;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::GetInstr`
[INFO] [stdout]   --> src/protocol/tests.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use super::cmd::GetInstr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Inc`
[INFO] [stdout]   --> src/protocol/tests.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use super::cmd::Inc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::IncInstr`
[INFO] [stdout]   --> src/protocol/tests.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::cmd::IncInstr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Resp`
[INFO] [stdout]   --> src/protocol/tests.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use super::cmd::Resp;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Set`
[INFO] [stdout]   --> src/protocol/tests.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use super::cmd::Set;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::SetInstr`
[INFO] [stdout]   --> src/protocol/tests.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use super::cmd::SetInstr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Stat`
[INFO] [stdout]   --> src/protocol/tests.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use super::cmd::Stat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Touch`
[INFO] [stdout]   --> src/protocol/tests.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use super::cmd::Touch;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Value`
[INFO] [stdout]   --> src/protocol/tests.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use super::cmd::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/protocol/tests_bench.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `storage::Cache`
[INFO] [stdout]  --> src/protocol/tests_bench.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use storage::Cache;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Driver`
[INFO] [stdout]  --> src/protocol/tests_bench.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::Driver;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Cmd`
[INFO] [stdout]  --> src/protocol/tests_bench.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::cmd::Cmd;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Get`
[INFO] [stdout]  --> src/protocol/tests_bench.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::cmd::Get;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::GetInstr`
[INFO] [stdout]  --> src/protocol/tests_bench.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use super::cmd::GetInstr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Resp`
[INFO] [stdout]  --> src/protocol/tests_bench.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use super::cmd::Resp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::Set`
[INFO] [stdout]   --> src/protocol/tests_bench.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use super::cmd::Set;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cmd::SetInstr`
[INFO] [stdout]   --> src/protocol/tests_bench.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::cmd::SetInstr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/storage/macros.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / macro_rules! key {
[INFO] [stdout] 6  | |     ( $( $x:expr ),* ) => {
[INFO] [stdout] 7  | |         {
[INFO] [stdout] 8  | |             let mut vec = Vec::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |     };
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> src/storage/macros.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / macro_rules! value {
[INFO] [stdout] 19 | |     ( $( $x:expr ),* ) => {
[INFO] [stdout] 20 | |         {
[INFO] [stdout] 21 | |             let mut vec = Vec::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     };
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/storage/cache.rs:233:20
[INFO] [stdout]     |
[INFO] [stdout] 233 |                 Ok((value))
[INFO] [stdout]     |                    ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::time::sleep_secs`
[INFO] [stdout]  --> src/storage/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use platform::time::sleep_secs;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `platform::time::time_now`
[INFO] [stdout]  --> src/storage/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use platform::time::time_now;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Cache`
[INFO] [stdout]  --> src/storage/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::Cache;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::CacheError`
[INFO] [stdout]  --> src/storage/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::CacheError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Key`
[INFO] [stdout]  --> src/storage/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::Key;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Value`
[INFO] [stdout]  --> src/storage/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/storage/tests_bench.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Cache`
[INFO] [stdout]  --> src/storage/tests_bench.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::Cache;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Key`
[INFO] [stdout]  --> src/storage/tests_bench.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::Key;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Value`
[INFO] [stdout]  --> src/storage/tests_bench.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Cmd`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use protocol::cmd::Cmd;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Delete`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use protocol::cmd::Delete;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::FlushAll`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use protocol::cmd::FlushAll;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Get`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use protocol::cmd::Get;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::GetInstr`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use protocol::cmd::GetInstr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Inc`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use protocol::cmd::Inc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::IncInstr`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use protocol::cmd::IncInstr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Resp`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use protocol::cmd::Resp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Set`
[INFO] [stdout]  --> src/tcp_transport/tests.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use protocol::cmd::Set;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::SetInstr`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use protocol::cmd::SetInstr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Stat`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use protocol::cmd::Stat;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Touch`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use protocol::cmd::Touch;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Value`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use protocol::cmd::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `testlib::test_stream::TestStream`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use testlib::test_stream::TestStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::TcpTransport`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use super::TcpTransport;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::TcpTransportError`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use super::TcpTransportError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::conversions::as_number`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use super::conversions::as_number;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::conversions::as_string`
[INFO] [stdout]   --> src/tcp_transport/tests.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use super::conversions::as_string;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/tcp_transport/tests_bench.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Resp`
[INFO] [stdout]  --> src/tcp_transport/tests_bench.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use protocol::cmd::Resp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `protocol::cmd::Value`
[INFO] [stdout]  --> src/tcp_transport/tests_bench.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use protocol::cmd::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `testlib::test_stream::TestStream`
[INFO] [stdout]  --> src/tcp_transport/tests_bench.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use testlib::test_stream::TestStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::TcpTransport`
[INFO] [stdout]  --> src/tcp_transport/tests_bench.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::TcpTransport;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/storage/cache.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 try!(self.evict_oldest());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/storage/cache.rs:297:17
[INFO] [stdout]     |
[INFO] [stdout] 297 |                 try!(self.evict_oldest());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp_transport/conversions.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let string = try!(as_string(bytes));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:184:39
[INFO] [stdout]     |
[INFO] [stdout] 184 |             let (word, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:224:12
[INFO] [stdout]     |
[INFO] [stdout] 224 |         Ok(try!(self.write_bytes(&bytes)))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:233:38
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:240:42
[INFO] [stdout]     |
[INFO] [stdout] 240 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:242:31
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:272:38
[INFO] [stdout]     |
[INFO] [stdout] 272 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:273:27
[INFO] [stdout]     |
[INFO] [stdout] 273 |             let key_str = try!(as_string(key));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:292:38
[INFO] [stdout]     |
[INFO] [stdout] 292 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:299:42
[INFO] [stdout]     |
[INFO] [stdout] 299 |             let (exptime, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |             try!(as_number::<u64>(exptime))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:306:42
[INFO] [stdout]     |
[INFO] [stdout] 306 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:308:31
[INFO] [stdout]     |
[INFO] [stdout] 308 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:329:38
[INFO] [stdout]     |
[INFO] [stdout] 329 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:331:13
[INFO] [stdout]     |
[INFO] [stdout] 331 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:336:40
[INFO] [stdout]     |
[INFO] [stdout] 336 |             let (flags, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:338:13
[INFO] [stdout]     |
[INFO] [stdout] 338 |             try!(as_number::<u16>(flags))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:343:42
[INFO] [stdout]     |
[INFO] [stdout] 343 |             let (exptime, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:345:13
[INFO] [stdout]     |
[INFO] [stdout] 345 |             try!(as_number::<u32>(exptime))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:350:42
[INFO] [stdout]     |
[INFO] [stdout] 350 |             let (bytelen, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:352:13
[INFO] [stdout]     |
[INFO] [stdout] 352 |             try!(as_number::<u64>(bytelen))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:358:39
[INFO] [stdout]     |
[INFO] [stdout] 358 |                 let (cas_unique, _) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:359:34
[INFO] [stdout]     |
[INFO] [stdout] 359 |                 let cas_unique = try!(as_number(cas_unique));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:368:42
[INFO] [stdout]     |
[INFO] [stdout] 368 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:370:31
[INFO] [stdout]     |
[INFO] [stdout] 370 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:378:21
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let value = try!(self.read_bytes_exact(bytelen_num));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:386:26
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let terminator = try!(self.read_bytes_exact(2));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:406:38
[INFO] [stdout]     |
[INFO] [stdout] 406 |             let (key, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:408:13
[INFO] [stdout]     |
[INFO] [stdout] 408 |             try!(as_string(key))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:413:42
[INFO] [stdout]     |
[INFO] [stdout] 413 |             let (exptime, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:415:13
[INFO] [stdout]     |
[INFO] [stdout] 415 |             try!(as_number::<u32>(exptime))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:420:42
[INFO] [stdout]     |
[INFO] [stdout] 420 |             let (noreply, end_of_line) = try!(self.read_word_in_line());
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:422:31
[INFO] [stdout]     |
[INFO] [stdout] 422 |             let noreply_str = try!(as_string(noreply));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:441:29
[INFO] [stdout]     |
[INFO] [stdout] 441 |             let (word, _) = try!(self.read_word_in_line());
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:442:13
[INFO] [stdout]     |
[INFO] [stdout] 442 |             try!(as_string(word))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:487:17
[INFO] [stdout]     |
[INFO] [stdout] 487 |                 try!(self.write_string("CLIENT_ERROR "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:488:17
[INFO] [stdout]     |
[INFO] [stdout] 488 |                 try!(self.write_string(&err));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:489:17
[INFO] [stdout]     |
[INFO] [stdout] 489 |                 try!(self.write_string("\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:492:17
[INFO] [stdout]     |
[INFO] [stdout] 492 |                 try!(self.write_string("DELETED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:495:17
[INFO] [stdout]     |
[INFO] [stdout] 495 |                 try!(self.write_string("ERROR\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:498:17
[INFO] [stdout]     |
[INFO] [stdout] 498 |                 try!(self.write_string("EXISTS\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:501:17
[INFO] [stdout]     |
[INFO] [stdout] 501 |                 try!(self.write_string(&val.to_string()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:502:17
[INFO] [stdout]     |
[INFO] [stdout] 502 |                 try!(self.write_string("\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:505:17
[INFO] [stdout]     |
[INFO] [stdout] 505 |                 try!(self.write_string("NOT_FOUND\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:508:17
[INFO] [stdout]     |
[INFO] [stdout] 508 |                 try!(self.write_string("NOT_STORED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:511:17
[INFO] [stdout]     |
[INFO] [stdout] 511 |                 try!(self.write_string("OK\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:514:17
[INFO] [stdout]     |
[INFO] [stdout] 514 |                 try!(self.write_string("SERVER_ERROR "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:515:17
[INFO] [stdout]     |
[INFO] [stdout] 515 |                 try!(self.write_string(&err));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:516:17
[INFO] [stdout]     |
[INFO] [stdout] 516 |                 try!(self.write_string("\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:520:21
[INFO] [stdout]     |
[INFO] [stdout] 520 |                     try!(self.write_string("STAT "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:521:21
[INFO] [stdout]     |
[INFO] [stdout] 521 |                     try!(self.write_string(&stat.key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:522:21
[INFO] [stdout]     |
[INFO] [stdout] 522 |                     try!(self.write_string(" "));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:523:21
[INFO] [stdout]     |
[INFO] [stdout] 523 |                     try!(self.write_string(&stat.value));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:524:21
[INFO] [stdout]     |
[INFO] [stdout] 524 |                     try!(self.write_string("\r\n"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:526:17
[INFO] [stdout]     |
[INFO] [stdout] 526 |                 try!(self.write_string("END\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:529:17
[INFO] [stdout]     |
[INFO] [stdout] 529 |                 try!(self.write_string("STORED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:532:17
[INFO] [stdout]     |
[INFO] [stdout] 532 |                 try!(self.write_string("TOUCHED\r\n"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:536:21
[INFO] [stdout]     |
[INFO] [stdout] 536 |                     try!(self.write_string("VALUE ")); // keyword
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:537:21
[INFO] [stdout]     |
[INFO] [stdout] 537 |                     try!(self.write_string(&value.key)); // key
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:538:21
[INFO] [stdout]     |
[INFO] [stdout] 538 |                     try!(self.write_string(" ")); // space
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:539:21
[INFO] [stdout]     |
[INFO] [stdout] 539 |                     try!(self.write_string(&value.flags.to_string())); // flags
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:540:21
[INFO] [stdout]     |
[INFO] [stdout] 540 |                     try!(self.write_string(" ")); // space
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:541:21
[INFO] [stdout]     |
[INFO] [stdout] 541 |                     try!(self.write_string(&value.data.len().to_string())); // bytelen
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:543:25
[INFO] [stdout]     |
[INFO] [stdout] 543 |                         try!(self.write_string(" ")); // space
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:544:25
[INFO] [stdout]     |
[INFO] [stdout] 544 |                         try!(self.write_string(&value.cas_unique
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:548:21
[INFO] [stdout]     |
[INFO] [stdout] 548 |                     try!(self.write_string(&"\r\n".to_string())); // newline
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:549:21
[INFO] [stdout]     |
[INFO] [stdout] 549 |                     try!(self.write_bytes(&value.data)); // data block
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:550:21
[INFO] [stdout]     |
[INFO] [stdout] 550 |                     try!(self.write_string(&"\r\n".to_string())); // newline
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:552:17
[INFO] [stdout]     |
[INFO] [stdout] 552 |                 try!(self.write_string(&"END\r\n".to_string())); // END + newline
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:555:17
[INFO] [stdout]     |
[INFO] [stdout] 555 |                 try!(self.write_string("VERSION "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:556:17
[INFO] [stdout]     |
[INFO] [stdout] 556 |                 try!(self.write_string(&version)); // key
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp_transport/transport.rs:557:17
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 try!(self.write_string(&"\r\n".to_string())); // newline
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/storage/cache.rs:233:20
[INFO] [stdout]     |
[INFO] [stdout] 233 |                 Ok((value))
[INFO] [stdout]     |                    ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 161 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emcache`.
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 77 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "56dbf4be4fedc25bdf8a987e61779ed9fd05f4784bbe82c771f363df3d5502bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56dbf4be4fedc25bdf8a987e61779ed9fd05f4784bbe82c771f363df3d5502bc", kill_on_drop: false }`
[INFO] [stdout] 56dbf4be4fedc25bdf8a987e61779ed9fd05f4784bbe82c771f363df3d5502bc
