It seems that it's simply impossible to run too many things in parallel over ADB on a single device. Really weird stuff happening, like completely unrelated shell calls using files created by other shell calls. Switch back to serial implementation.

lib/roles/device.js

@@ -6,13 +6,13 @@ module.exports = function(options) {
   // Show serial number in logs
   logger.setGlobalIdentifier(options.serial)
 
-  return syrup()
+  return syrup.serial()
     // We want to send logs before anything else start happening
     .dependency(require('./device/plugins/logsender'))
     .define(function(options) {
       var log = logger.createLogger('device')
       log.info('Preparing device')
-      return syrup()
+      return syrup.serial()
         .dependency(require('./device/plugins/solo'))
         .dependency(require('./device/plugins/heartbeat'))
         .dependency(require('./device/plugins/display'))

lib/roles/device/plugins/display.js

@@ -2,7 +2,7 @@ var syrup = require('syrup')
 
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('./http'))
   .define(function(options, http) {
     var log = logger.createLogger('device:plugins:display')

lib/roles/device/plugins/heartbeat.js

@@ -3,7 +3,7 @@ var syrup = require('syrup')
 var wire = require('../../../wire')
 var wireutil = require('../../../wire/util')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/push'))
   .define(function(options, push) {
     function heartbeat() {

lib/roles/device/plugins/http.js

@@ -11,7 +11,7 @@ var split = require('split')
 var logger = require('../../../util/logger')
 var devutil = require('../../../util/devutil')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .dependency(require('../support/quit'))
   .dependency(require('../resources/remote'))

lib/roles/device/plugins/identity.js

@@ -3,7 +3,7 @@ var syrup = require('syrup')
 var devutil = require('../../../util/devutil')
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/properties'))
   .dependency(require('./display'))
   .define(function(options, properties, display) {

lib/roles/device/plugins/input.js

@@ -11,7 +11,7 @@ var keyutil = require('../../../util/keyutil')
 var streamutil = require('../../../util/streamutil')
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .dependency(require('../support/router'))
   .dependency(require('../support/push'))

lib/roles/device/plugins/logcat.js

@@ -4,7 +4,7 @@ var logger = require('../../../util/logger')
 var wire = require('../../../wire')
 var wireutil = require('../../../wire/util')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .dependency(require('../support/router'))
   .dependency(require('../support/quit'))

lib/roles/device/plugins/logsender.js

@@ -5,7 +5,7 @@ var logger = require('../../../util/logger')
 var wire = require('../../../wire')
 var wireutil = require('../../../wire/util')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/push'))
   .dependency(require('../support/quit'))
   .define(function(options, push, quit) {

lib/roles/device/plugins/owner.js

@@ -6,7 +6,7 @@ var wire = require('../../../wire')
 var wireutil = require('../../../wire/util')
 var devutil = require('../../../util/devutil')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('./identity'))
   .dependency(require('./input'))
   .dependency(require('../support/router'))

lib/roles/device/plugins/shell.js

@@ -5,7 +5,7 @@ var logger = require('../../../util/logger')
 var wire = require('../../../wire')
 var wireutil = require('../../../wire/util')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .dependency(require('../support/router'))
   .dependency(require('../support/push'))

lib/roles/device/plugins/solo.js

@@ -4,7 +4,7 @@ var logger = require('../../../util/logger')
 var wire = require('../../../wire')
 var wireutil = require('../../../wire/util')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/sub'))
   .dependency(require('../support/push'))
   .dependency(require('../support/channels'))

lib/roles/device/plugins/stats.js

@@ -4,7 +4,7 @@ var split = require('split')
 var logger = require('../../../util/logger')
 var devutil = require('../../../util/devutil')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .dependency(require('../support/quit'))
   .dependency(require('../resources/remote'))

lib/roles/device/plugins/touch.js

@@ -7,7 +7,7 @@ var wire = require('../../../wire')
 var devutil = require('../../../util/devutil')
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .dependency(require('../support/router'))
   .dependency(require('../support/quit'))

lib/roles/device/resources/inputagent.js

@@ -8,7 +8,7 @@ var pathutil = require('../../../util/pathutil')
 var streamutil = require('../../../util/streamutil')
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .define(function(options, adb) {
     var log = logger.createLogger('device:resources:inputagent')

lib/roles/device/resources/remote.js

@@ -8,7 +8,7 @@ var pathutil = require('../../../util/pathutil')
 var devutil = require('../../../util/devutil')
 var streamutil = require('../../../util/streamutil')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('../support/adb'))
   .dependency(require('../support/properties'))
   .define(function(options, adb, properties) {

lib/roles/device/support/adb.js

@@ -5,7 +5,7 @@ var adbkit = require('adbkit')
 var logger = require('../../../util/logger')
 var promiseutil = require('../../../util/promiseutil')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .define(function(options) {
     var log = logger.createLogger('device:support:adb')
     var adb = adbkit.createClient()

lib/roles/device/support/channels.js

@@ -3,7 +3,7 @@ var syrup = require('syrup')
 var logger = require('../../../util/logger')
 var ChannelManager = require('../../../wire/channelmanager')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .define(function(options, router) {
     var log = logger.createLogger('device:support:channels')
     var channels = new ChannelManager()

lib/roles/device/support/properties.js

@@ -3,7 +3,7 @@ var syrup = require('syrup')
 var devutil = require('../../../util/devutil')
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('./adb'))
   .define(function(options, adb) {
     var log = logger.createLogger('device:support:properties')

lib/roles/device/support/push.js

@@ -4,7 +4,7 @@ var zmq = require('zmq')
 
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .define(function(options) {
     var log = logger.createLogger('device:support:push')
 

lib/roles/device/support/quit.js

@@ -3,7 +3,7 @@ var syrup = require('syrup')
 
 var logger = require('../../../util/logger')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .define(function(options) {
     var log = logger.createLogger('device:support:quit')
     var cleanup = []

lib/roles/device/support/router.js

@@ -3,7 +3,7 @@ var syrup = require('syrup')
 var logger = require('../../../util/logger')
 var wirerouter = require('../../../wire/router')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('./sub'))
   .dependency(require('./channels'))
   .define(function(options, sub, channels) {

lib/roles/device/support/sub.js

@@ -5,7 +5,7 @@ var zmq = require('zmq')
 var logger = require('../../../util/logger')
 var wireutil = require('../../../wire/util')
 
-module.exports = syrup()
+module.exports = syrup.serial()
   .dependency(require('./channels'))
   .define(function(options, channels) {
     var log = logger.createLogger('device:support:sub')