diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index ca3cdc9..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,64 +0,0 @@
-language: rust
-cache: cargo
-rust:
-  - stable
-  - beta
-  - nightly
-os: linux
-
-# always test things that aren't pushes (like PRs)
-# never test tags or pushes to non-master branches (wait for PR)
-# https://github.com/travis-ci/travis-ci/issues/2200#issuecomment-441395545)
-if: type != push OR (tag IS blank AND branch = master)
-
-jobs:
-  allow_failures:
-    - rust: nightly
-  include:
-    - &check
-      stage: check # do a pre-screen to make sure this is even worth testing
-      script: cargo check --all-targets
-      rust: stable
-      # <1.32.0 doesn't work because of associated items on type aliases
-    - <<: *check # also test oldest known-good stable
-      rust: 1.32.0
-    - stage: test
-      rust: stable
-      os: osx
-    - rust: stable
-      os: windows
-    - stage: lint # we lint on beta to future-proof
-      name: "Rust: beta, rustfmt"
-      rust: beta
-      script:
-        - rustup component add rustfmt-preview
-        - cargo fmt -v -- --check
-    - name: "Rust: nightly, rustfmt" # and on nightly with allow_fail
-      rust: nightly
-      script:
-        - rustup component add rustfmt-preview
-        - cargo fmt -v -- --check
-    - name: "Rust: beta, clippy"
-      rust: beta
-      script:
-        - rustup component add clippy-preview
-        - touch ./src/lib.rs && cargo clippy -- -D warnings
-    - name: "Rust: nightly, clippy"
-      rust: nightly
-      script:
-        - rustup component add clippy-preview
-        - touch ./src/lib.rs && cargo clippy -- -D warnings
-    - stage: coverage
-      sudo: required
-      dist: trusty
-      cache: false
-      services:
-        - docker
-      script:
-        - docker run --security-opt seccomp=unconfined -v "$PWD:/volume" xd009642/tarpaulin:latest sh -c "cargo tarpaulin --out Xml"
-        - bash <(curl -s https://codecov.io/bash)
-stages:
- - check
- - test
- - lint
- - coverage
diff --git a/Cargo.toml b/Cargo.toml
index d991677..8bcc89c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ categories = ["api-bindings", "network-programming", "database-implementations"]
 license = "MIT/Apache-2.0"
 
 [badges]
-travis-ci = { repository = "jonhoo/msql-srv" }
+azure-devops = { project = "jonhoo/jonhoo", pipeline = "msql-srv", build = "27" }
 codecov = { repository = "jonhoo/msql-srv", branch = "master", service = "github" }
 maintenance = { status = "experimental" }
 
diff --git a/README.md b/README.md
index 46a5a1c..11ee122 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,9 @@
 
 [![Crates.io](https://img.shields.io/crates/v/msql_srv.svg)](https://crates.io/crates/msql_srv)
 [![Documentation](https://docs.rs/msql-srv/badge.svg)](https://docs.rs/msql-srv/)
-[![Build Status](https://travis-ci.com/jonhoo/msql-srv.svg?branch=master)](https://travis-ci.com/jonhoo/msql-srv)
+[![Build Status](https://dev.azure.com/jonhoo/jonhoo/_apis/build/status/msql-srv?branchName=master)](https://dev.azure.com/jonhoo/jonhoo/_build/latest?definitionId=27&branchName=master)
 [![Codecov](https://codecov.io/github/jonhoo/msql-srv/coverage.svg?branch=master)](https://codecov.io/gh/jonhoo/msql-srv)
+![Maintenance](https://img.shields.io/badge/maintenance-experimental-blue.svg)
 
 Bindings for emulating a MySQL/MariaDB server.
 
@@ -22,6 +23,7 @@ all commands with a "no results" reply:
 ```rust
 extern crate mysql;
 use msql_srv::*;
+use mysql::prelude::*;
 
 struct Backend;
 impl<W: io::Write> MysqlShim<W> for Backend {
@@ -77,7 +79,7 @@ fn main() {
 
     let mut db = mysql::Conn::new(&format!("mysql://127.0.0.1:{}", port)).unwrap();
     assert_eq!(db.ping(), true);
-    assert_eq!(db.query("SELECT a, b FROM foo").unwrap().count(), 1);
+    assert_eq!(db.query_iter("SELECT a, b FROM foo").unwrap().count(), 1);
     drop(db);
     jh.join().unwrap();
 }
diff --git a/README.tpl b/README.tpl
deleted file mode 100644
index b50f8c5..0000000
--- a/README.tpl
+++ /dev/null
@@ -1,8 +0,0 @@
-# {{crate}}-rs
-
-[![Crates.io](https://img.shields.io/crates/v/msql_srv.svg)](https://crates.io/crates/msql_srv)
-[![Documentation](https://docs.rs/msql-srv/badge.svg)](https://docs.rs/msql-srv/)
-[![Build Status](https://travis-ci.com/jonhoo/msql-srv.svg?branch=master)](https://travis-ci.com/jonhoo/msql-srv)
-[![Codecov](https://codecov.io/github/jonhoo/msql-srv/coverage.svg?branch=master)](https://codecov.io/gh/jonhoo/msql-srv)
-
-{{readme}}
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
new file mode 100644
index 0000000..2457d61
--- /dev/null
+++ b/azure-pipelines.yml
@@ -0,0 +1,15 @@
+jobs:
+ - template: default.yml@templates
+   parameters:
+     minrust: 1.39.0 # bytes
+     # re-enable coverage when we're on a newer version of time:
+     # https://github.com/time-rs/time/pull/265
+     # codecov_token: $(CODECOV_TOKEN_SECRET)
+
+resources:
+  repositories:
+    - repository: templates
+      type: github
+      name: crate-ci/azure-pipelines
+      ref: refs/heads/v0.4
+      endpoint: jonhoo
diff --git a/src/packet.rs b/src/packet.rs
index 85a05e7..43b67ff 100644
--- a/src/packet.rs
+++ b/src/packet.rs
@@ -164,12 +164,10 @@ impl<'a> Packet<'a> {
                 self.1.extend(bytes);
             }
         } else {
-            use std::mem;
-
             assert!(self.1.is_empty());
             let mut v = self.0.to_vec();
             v.extend(bytes);
-            mem::replace(&mut self.1, v);
+            self.1 = v;
             self.0 = &[];
         }
     }