/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:00:40,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:00:40,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:00:40,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:00:40,236 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:00:40,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:00:40,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:00:40,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:00:40,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:00:40,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:00:40,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:00:40,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:00:40,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:00:40,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:00:40,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:00:40,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:00:40,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:00:40,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:00:40,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:00:40,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:00:40,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:00:40,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:00:40,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:00:40,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:00:40,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:00:40,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:00:40,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:00:40,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:00:40,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:00:40,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:00:40,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:00:40,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:00:40,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:00:40,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:00:40,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:00:40,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:00:40,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:00:40,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:00:40,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:00:40,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:00:40,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:00:40,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 01:00:40,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:00:40,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:00:40,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:00:40,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:00:40,292 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:00:40,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:00:40,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:00:40,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:00:40,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:00:40,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:00:40,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:00:40,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:00:40,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:00:40,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:00:40,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:00:40,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:00:40,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:00:40,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:00:40,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:00:40,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:00:40,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:00:40,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:00:40,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:00:40,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:00:40,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:00:40,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:00:40,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:00:40,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:00:40,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 01:00:40,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:00:40,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:00:40,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:00:40,591 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:00:40,592 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:00:40,593 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product45.cil.c [2019-11-07 01:00:40,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1038e726/a42b2513c42f44188009e41af2915d88/FLAG51828a15d [2019-11-07 01:00:41,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:00:41,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product45.cil.c [2019-11-07 01:00:41,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1038e726/a42b2513c42f44188009e41af2915d88/FLAG51828a15d [2019-11-07 01:00:41,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1038e726/a42b2513c42f44188009e41af2915d88 [2019-11-07 01:00:41,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:00:41,535 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:00:41,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:00:41,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:00:41,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:00:41,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:41" (1/1) ... [2019-11-07 01:00:41,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@100a49f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:41, skipping insertion in model container [2019-11-07 01:00:41,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:41" (1/1) ... [2019-11-07 01:00:41,552 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:00:41,609 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:00:42,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:00:42,056 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:00:42,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:00:42,204 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:00:42,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42 WrapperNode [2019-11-07 01:00:42,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:00:42,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:00:42,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:00:42,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:00:42,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... [2019-11-07 01:00:42,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... [2019-11-07 01:00:42,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... [2019-11-07 01:00:42,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... [2019-11-07 01:00:42,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... [2019-11-07 01:00:42,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... [2019-11-07 01:00:42,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... [2019-11-07 01:00:42,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:00:42,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:00:42,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:00:42,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:00:42,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:00:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:00:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:00:42,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 01:00:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-11-07 01:00:42,392 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 01:00:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 01:00:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 01:00:42,393 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 01:00:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 01:00:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 01:00:42,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 01:00:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 01:00:42,395 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 01:00:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 01:00:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 01:00:42,396 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:00:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 01:00:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 01:00:42,399 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 01:00:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 01:00:42,400 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-11-07 01:00:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 01:00:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 01:00:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 01:00:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 01:00:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 01:00:42,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 01:00:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 01:00:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 01:00:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 01:00:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 01:00:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 01:00:42,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 01:00:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 01:00:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 01:00:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 01:00:42,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 01:00:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 01:00:42,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 01:00:42,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:00:42,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:00:42,404 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 01:00:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 01:00:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 01:00:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 01:00:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 01:00:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-11-07 01:00:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 01:00:42,405 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 01:00:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 01:00:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 01:00:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 01:00:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 01:00:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 01:00:42,406 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 01:00:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 01:00:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 01:00:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 01:00:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 01:00:42,407 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 01:00:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 01:00:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 01:00:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 01:00:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:00:42,408 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 01:00:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 01:00:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 01:00:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 01:00:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 01:00:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 01:00:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 01:00:42,409 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-11-07 01:00:42,410 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 01:00:42,410 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 01:00:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 01:00:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 01:00:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 01:00:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 01:00:42,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 01:00:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 01:00:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 01:00:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 01:00:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 01:00:42,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 01:00:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 01:00:42,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 01:00:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 01:00:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 01:00:42,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 01:00:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:00:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 01:00:42,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:00:43,517 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:00:43,520 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 01:00:43,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:00:43 BoogieIcfgContainer [2019-11-07 01:00:43,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:00:43,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:00:43,523 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:00:43,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:00:43,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:00:41" (1/3) ... [2019-11-07 01:00:43,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c36cebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:00:43, skipping insertion in model container [2019-11-07 01:00:43,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:42" (2/3) ... [2019-11-07 01:00:43,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c36cebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:00:43, skipping insertion in model container [2019-11-07 01:00:43,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:00:43" (3/3) ... [2019-11-07 01:00:43,530 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product45.cil.c [2019-11-07 01:00:43,540 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:00:43,550 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:00:43,561 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:00:43,589 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:00:43,589 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:00:43,589 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:00:43,589 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:00:43,590 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:00:43,590 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:00:43,590 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:00:43,590 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:00:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2019-11-07 01:00:43,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 01:00:43,622 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:43,623 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:43,625 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:43,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:43,631 INFO L82 PathProgramCache]: Analyzing trace with hash -2079927920, now seen corresponding path program 1 times [2019-11-07 01:00:43,642 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:43,642 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54708748] [2019-11-07 01:00:43,643 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:44,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:44,006 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54708748] [2019-11-07 01:00:44,008 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:44,008 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 01:00:44,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612335730] [2019-11-07 01:00:44,017 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:00:44,019 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:44,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 01:00:44,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:00:44,038 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 2 states. [2019-11-07 01:00:44,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:44,084 INFO L93 Difference]: Finished difference Result 272 states and 339 transitions. [2019-11-07 01:00:44,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:00:44,086 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-11-07 01:00:44,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:44,100 INFO L225 Difference]: With dead ends: 272 [2019-11-07 01:00:44,101 INFO L226 Difference]: Without dead ends: 136 [2019-11-07 01:00:44,106 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:00:44,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2019-11-07 01:00:44,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2019-11-07 01:00:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2019-11-07 01:00:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 161 transitions. [2019-11-07 01:00:44,167 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 161 transitions. Word has length 52 [2019-11-07 01:00:44,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:44,168 INFO L462 AbstractCegarLoop]: Abstraction has 136 states and 161 transitions. [2019-11-07 01:00:44,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:00:44,168 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 161 transitions. [2019-11-07 01:00:44,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-07 01:00:44,172 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:44,173 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:44,173 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:44,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:44,174 INFO L82 PathProgramCache]: Analyzing trace with hash 1292445192, now seen corresponding path program 1 times [2019-11-07 01:00:44,174 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:44,174 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665298073] [2019-11-07 01:00:44,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:44,331 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665298073] [2019-11-07 01:00:44,332 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:44,332 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:00:44,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337466638] [2019-11-07 01:00:44,334 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:00:44,334 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:44,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:00:44,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:00:44,335 INFO L87 Difference]: Start difference. First operand 136 states and 161 transitions. Second operand 3 states. [2019-11-07 01:00:44,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:44,359 INFO L93 Difference]: Finished difference Result 221 states and 261 transitions. [2019-11-07 01:00:44,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:00:44,361 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-11-07 01:00:44,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:44,364 INFO L225 Difference]: With dead ends: 221 [2019-11-07 01:00:44,364 INFO L226 Difference]: Without dead ends: 127 [2019-11-07 01:00:44,367 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:00:44,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-11-07 01:00:44,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2019-11-07 01:00:44,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-11-07 01:00:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 149 transitions. [2019-11-07 01:00:44,396 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 149 transitions. Word has length 53 [2019-11-07 01:00:44,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:44,397 INFO L462 AbstractCegarLoop]: Abstraction has 127 states and 149 transitions. [2019-11-07 01:00:44,397 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:00:44,397 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 149 transitions. [2019-11-07 01:00:44,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-07 01:00:44,399 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:44,400 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:44,400 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:44,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:44,400 INFO L82 PathProgramCache]: Analyzing trace with hash 1103725481, now seen corresponding path program 1 times [2019-11-07 01:00:44,401 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:44,401 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693731392] [2019-11-07 01:00:44,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:44,581 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693731392] [2019-11-07 01:00:44,581 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:44,582 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:00:44,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639896120] [2019-11-07 01:00:44,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:00:44,585 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:44,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:00:44,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:00:44,586 INFO L87 Difference]: Start difference. First operand 127 states and 149 transitions. Second operand 7 states. [2019-11-07 01:00:44,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:44,933 INFO L93 Difference]: Finished difference Result 230 states and 275 transitions. [2019-11-07 01:00:44,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 01:00:44,934 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-11-07 01:00:44,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:44,936 INFO L225 Difference]: With dead ends: 230 [2019-11-07 01:00:44,937 INFO L226 Difference]: Without dead ends: 127 [2019-11-07 01:00:44,938 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:00:44,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-11-07 01:00:44,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2019-11-07 01:00:44,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-11-07 01:00:44,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 148 transitions. [2019-11-07 01:00:44,955 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 148 transitions. Word has length 57 [2019-11-07 01:00:44,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:44,955 INFO L462 AbstractCegarLoop]: Abstraction has 127 states and 148 transitions. [2019-11-07 01:00:44,956 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:00:44,956 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 148 transitions. [2019-11-07 01:00:44,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-07 01:00:44,959 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:44,960 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:44,960 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:44,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:44,960 INFO L82 PathProgramCache]: Analyzing trace with hash -2144023801, now seen corresponding path program 1 times [2019-11-07 01:00:44,961 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:44,961 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477274646] [2019-11-07 01:00:44,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:45,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:45,104 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477274646] [2019-11-07 01:00:45,105 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:45,105 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-07 01:00:45,105 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027829844] [2019-11-07 01:00:45,106 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-07 01:00:45,106 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:45,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-07 01:00:45,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 01:00:45,107 INFO L87 Difference]: Start difference. First operand 127 states and 148 transitions. Second operand 5 states. [2019-11-07 01:00:45,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:45,629 INFO L93 Difference]: Finished difference Result 343 states and 414 transitions. [2019-11-07 01:00:45,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:00:45,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2019-11-07 01:00:45,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:45,633 INFO L225 Difference]: With dead ends: 343 [2019-11-07 01:00:45,633 INFO L226 Difference]: Without dead ends: 240 [2019-11-07 01:00:45,635 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-07 01:00:45,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2019-11-07 01:00:45,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 222. [2019-11-07 01:00:45,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2019-11-07 01:00:45,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 254 transitions. [2019-11-07 01:00:45,679 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 254 transitions. Word has length 70 [2019-11-07 01:00:45,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:45,680 INFO L462 AbstractCegarLoop]: Abstraction has 222 states and 254 transitions. [2019-11-07 01:00:45,680 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-07 01:00:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 254 transitions. [2019-11-07 01:00:45,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-07 01:00:45,693 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:45,693 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:45,693 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:45,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:45,695 INFO L82 PathProgramCache]: Analyzing trace with hash 568030072, now seen corresponding path program 1 times [2019-11-07 01:00:45,695 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:45,695 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617700402] [2019-11-07 01:00:45,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:45,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:45,827 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617700402] [2019-11-07 01:00:45,827 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:45,827 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 01:00:45,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095549277] [2019-11-07 01:00:45,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 01:00:45,830 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:45,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 01:00:45,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 01:00:45,831 INFO L87 Difference]: Start difference. First operand 222 states and 254 transitions. Second operand 6 states. [2019-11-07 01:00:46,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:46,073 INFO L93 Difference]: Finished difference Result 546 states and 657 transitions. [2019-11-07 01:00:46,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:00:46,074 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2019-11-07 01:00:46,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:46,078 INFO L225 Difference]: With dead ends: 546 [2019-11-07 01:00:46,078 INFO L226 Difference]: Without dead ends: 348 [2019-11-07 01:00:46,079 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 01:00:46,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2019-11-07 01:00:46,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 344. [2019-11-07 01:00:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2019-11-07 01:00:46,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 400 transitions. [2019-11-07 01:00:46,119 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 400 transitions. Word has length 84 [2019-11-07 01:00:46,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:46,119 INFO L462 AbstractCegarLoop]: Abstraction has 344 states and 400 transitions. [2019-11-07 01:00:46,120 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 01:00:46,120 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 400 transitions. [2019-11-07 01:00:46,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 01:00:46,121 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:46,122 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:46,122 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:46,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:46,122 INFO L82 PathProgramCache]: Analyzing trace with hash 538208210, now seen corresponding path program 1 times [2019-11-07 01:00:46,123 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:46,123 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577553653] [2019-11-07 01:00:46,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:46,303 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577553653] [2019-11-07 01:00:46,305 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:46,305 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 01:00:46,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605247278] [2019-11-07 01:00:46,307 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 01:00:46,308 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:46,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 01:00:46,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 01:00:46,309 INFO L87 Difference]: Start difference. First operand 344 states and 400 transitions. Second operand 6 states. [2019-11-07 01:00:46,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:46,577 INFO L93 Difference]: Finished difference Result 735 states and 889 transitions. [2019-11-07 01:00:46,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 01:00:46,578 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-11-07 01:00:46,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:46,583 INFO L225 Difference]: With dead ends: 735 [2019-11-07 01:00:46,583 INFO L226 Difference]: Without dead ends: 537 [2019-11-07 01:00:46,584 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 01:00:46,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2019-11-07 01:00:46,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 519. [2019-11-07 01:00:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2019-11-07 01:00:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 617 transitions. [2019-11-07 01:00:46,652 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 617 transitions. Word has length 88 [2019-11-07 01:00:46,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:46,654 INFO L462 AbstractCegarLoop]: Abstraction has 519 states and 617 transitions. [2019-11-07 01:00:46,654 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 01:00:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 617 transitions. [2019-11-07 01:00:46,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 01:00:46,657 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:46,658 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:46,658 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:46,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:46,658 INFO L82 PathProgramCache]: Analyzing trace with hash -384475373, now seen corresponding path program 1 times [2019-11-07 01:00:46,659 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:46,659 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000053729] [2019-11-07 01:00:46,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:46,756 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000053729] [2019-11-07 01:00:46,756 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:46,756 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-07 01:00:46,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251070085] [2019-11-07 01:00:46,757 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-07 01:00:46,758 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:46,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-07 01:00:46,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 01:00:46,759 INFO L87 Difference]: Start difference. First operand 519 states and 617 transitions. Second operand 5 states. [2019-11-07 01:00:46,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:46,802 INFO L93 Difference]: Finished difference Result 902 states and 1094 transitions. [2019-11-07 01:00:46,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-07 01:00:46,803 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2019-11-07 01:00:46,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:46,807 INFO L225 Difference]: With dead ends: 902 [2019-11-07 01:00:46,807 INFO L226 Difference]: Without dead ends: 529 [2019-11-07 01:00:46,809 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-07 01:00:46,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2019-11-07 01:00:46,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 523. [2019-11-07 01:00:46,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2019-11-07 01:00:46,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 620 transitions. [2019-11-07 01:00:46,856 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 620 transitions. Word has length 88 [2019-11-07 01:00:46,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:46,857 INFO L462 AbstractCegarLoop]: Abstraction has 523 states and 620 transitions. [2019-11-07 01:00:46,857 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-07 01:00:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 620 transitions. [2019-11-07 01:00:46,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 01:00:46,869 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:46,869 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:46,869 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:46,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:46,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1228480875, now seen corresponding path program 1 times [2019-11-07 01:00:46,872 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:46,872 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253254418] [2019-11-07 01:00:46,872 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:46,991 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253254418] [2019-11-07 01:00:46,991 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:46,991 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-07 01:00:46,991 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493469267] [2019-11-07 01:00:46,992 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-07 01:00:46,992 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:46,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-07 01:00:46,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-11-07 01:00:46,993 INFO L87 Difference]: Start difference. First operand 523 states and 620 transitions. Second operand 9 states. [2019-11-07 01:00:47,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:47,065 INFO L93 Difference]: Finished difference Result 1039 states and 1258 transitions. [2019-11-07 01:00:47,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-07 01:00:47,066 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2019-11-07 01:00:47,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:47,069 INFO L225 Difference]: With dead ends: 1039 [2019-11-07 01:00:47,069 INFO L226 Difference]: Without dead ends: 540 [2019-11-07 01:00:47,071 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:00:47,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2019-11-07 01:00:47,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 530. [2019-11-07 01:00:47,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2019-11-07 01:00:47,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 627 transitions. [2019-11-07 01:00:47,104 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 627 transitions. Word has length 88 [2019-11-07 01:00:47,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:47,105 INFO L462 AbstractCegarLoop]: Abstraction has 530 states and 627 transitions. [2019-11-07 01:00:47,105 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-07 01:00:47,105 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 627 transitions. [2019-11-07 01:00:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-07 01:00:47,107 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:47,107 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:47,107 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:47,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:47,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1576561429, now seen corresponding path program 1 times [2019-11-07 01:00:47,108 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:47,108 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981709396] [2019-11-07 01:00:47,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:47,203 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:00:47,203 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981709396] [2019-11-07 01:00:47,203 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886480672] [2019-11-07 01:00:47,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:00:47,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:47,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 29 conjunts are in the unsatisfiable core [2019-11-07 01:00:47,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 01:00:47,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:00:47,534 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 01:00:48,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:00:48,057 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-07 01:00:48,057 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 9] total 19 [2019-11-07 01:00:48,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712265319] [2019-11-07 01:00:48,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-07 01:00:48,058 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:48,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-07 01:00:48,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2019-11-07 01:00:48,059 INFO L87 Difference]: Start difference. First operand 530 states and 627 transitions. Second operand 8 states. [2019-11-07 01:00:48,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:48,600 INFO L93 Difference]: Finished difference Result 1529 states and 1849 transitions. [2019-11-07 01:00:48,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 01:00:48,601 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2019-11-07 01:00:48,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:48,610 INFO L225 Difference]: With dead ends: 1529 [2019-11-07 01:00:48,610 INFO L226 Difference]: Without dead ends: 1023 [2019-11-07 01:00:48,612 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2019-11-07 01:00:48,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2019-11-07 01:00:48,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 1020. [2019-11-07 01:00:48,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1020 states. [2019-11-07 01:00:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1210 transitions. [2019-11-07 01:00:48,679 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1210 transitions. Word has length 100 [2019-11-07 01:00:48,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:48,680 INFO L462 AbstractCegarLoop]: Abstraction has 1020 states and 1210 transitions. [2019-11-07 01:00:48,680 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-07 01:00:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1210 transitions. [2019-11-07 01:00:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-07 01:00:48,684 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:48,685 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:48,891 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:00:48,891 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:48,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:48,892 INFO L82 PathProgramCache]: Analyzing trace with hash 1589016711, now seen corresponding path program 1 times [2019-11-07 01:00:48,892 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:48,893 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471277541] [2019-11-07 01:00:48,893 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:49,079 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:00:49,079 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471277541] [2019-11-07 01:00:49,080 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:49,080 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-07 01:00:49,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720313450] [2019-11-07 01:00:49,081 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-07 01:00:49,084 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:49,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-07 01:00:49,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:00:49,085 INFO L87 Difference]: Start difference. First operand 1020 states and 1210 transitions. Second operand 10 states. [2019-11-07 01:00:49,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:49,886 INFO L93 Difference]: Finished difference Result 1966 states and 2377 transitions. [2019-11-07 01:00:49,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-07 01:00:49,887 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2019-11-07 01:00:49,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:49,894 INFO L225 Difference]: With dead ends: 1966 [2019-11-07 01:00:49,895 INFO L226 Difference]: Without dead ends: 970 [2019-11-07 01:00:49,899 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-11-07 01:00:49,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2019-11-07 01:00:49,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 954. [2019-11-07 01:00:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 954 states. [2019-11-07 01:00:49,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 954 states and 1118 transitions. [2019-11-07 01:00:49,976 INFO L78 Accepts]: Start accepts. Automaton has 954 states and 1118 transitions. Word has length 104 [2019-11-07 01:00:49,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:49,977 INFO L462 AbstractCegarLoop]: Abstraction has 954 states and 1118 transitions. [2019-11-07 01:00:49,977 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-07 01:00:49,978 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1118 transitions. [2019-11-07 01:00:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-07 01:00:49,982 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:49,982 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:49,982 INFO L410 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:49,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:49,983 INFO L82 PathProgramCache]: Analyzing trace with hash -109534195, now seen corresponding path program 1 times [2019-11-07 01:00:49,983 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:49,983 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857701855] [2019-11-07 01:00:49,984 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:00:50,125 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857701855] [2019-11-07 01:00:50,125 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:00:50,125 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-07 01:00:50,126 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062302750] [2019-11-07 01:00:50,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-07 01:00:50,126 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:50,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-07 01:00:50,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-11-07 01:00:50,127 INFO L87 Difference]: Start difference. First operand 954 states and 1118 transitions. Second operand 10 states. [2019-11-07 01:00:50,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:50,521 INFO L93 Difference]: Finished difference Result 1890 states and 2218 transitions. [2019-11-07 01:00:50,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-07 01:00:50,521 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2019-11-07 01:00:50,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:50,528 INFO L225 Difference]: With dead ends: 1890 [2019-11-07 01:00:50,528 INFO L226 Difference]: Without dead ends: 960 [2019-11-07 01:00:50,531 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-11-07 01:00:50,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2019-11-07 01:00:50,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 932. [2019-11-07 01:00:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 932 states. [2019-11-07 01:00:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1059 transitions. [2019-11-07 01:00:50,587 INFO L78 Accepts]: Start accepts. Automaton has 932 states and 1059 transitions. Word has length 104 [2019-11-07 01:00:50,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:50,587 INFO L462 AbstractCegarLoop]: Abstraction has 932 states and 1059 transitions. [2019-11-07 01:00:50,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-07 01:00:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1059 transitions. [2019-11-07 01:00:50,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-07 01:00:50,592 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:00:50,592 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:00:50,593 INFO L410 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:00:50,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:00:50,593 INFO L82 PathProgramCache]: Analyzing trace with hash 201521217, now seen corresponding path program 1 times [2019-11-07 01:00:50,593 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:00:50,593 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298739487] [2019-11-07 01:00:50,594 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:00:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-07 01:00:50,667 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298739487] [2019-11-07 01:00:50,667 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [94121076] [2019-11-07 01:00:50,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:00:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:00:50,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-07 01:00:50,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 01:00:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-07 01:00:51,069 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 01:00:51,326 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-07 01:00:51,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-07 01:00:51,448 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-07 01:00:51,449 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-11-07 01:00:51,449 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6, 9] total 19 [2019-11-07 01:00:51,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85418187] [2019-11-07 01:00:51,450 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-07 01:00:51,450 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:00:51,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-07 01:00:51,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2019-11-07 01:00:51,451 INFO L87 Difference]: Start difference. First operand 932 states and 1059 transitions. Second operand 9 states. [2019-11-07 01:00:51,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:00:51,977 INFO L93 Difference]: Finished difference Result 1691 states and 2006 transitions. [2019-11-07 01:00:51,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-07 01:00:51,977 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 147 [2019-11-07 01:00:51,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:00:51,978 INFO L225 Difference]: With dead ends: 1691 [2019-11-07 01:00:51,979 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 01:00:51,983 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 282 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=421, Unknown=0, NotChecked=0, Total=506 [2019-11-07 01:00:51,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 01:00:51,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 01:00:51,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 01:00:51,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 01:00:51,984 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 147 [2019-11-07 01:00:51,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:00:51,984 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 01:00:51,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-07 01:00:51,984 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 01:00:51,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 01:00:52,187 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:00:52,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 01:00:53,073 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 28 [2019-11-07 01:00:53,185 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 22 [2019-11-07 01:00:53,399 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 29 [2019-11-07 01:00:53,822 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 29 [2019-11-07 01:00:54,009 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 31 [2019-11-07 01:00:54,327 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 41 [2019-11-07 01:00:54,742 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 47 [2019-11-07 01:00:54,984 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 32 [2019-11-07 01:00:55,154 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 29 [2019-11-07 01:00:55,741 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 43 [2019-11-07 01:00:56,060 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 39 [2019-11-07 01:00:56,183 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 28 [2019-11-07 01:00:56,441 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 29 [2019-11-07 01:00:56,615 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 32 [2019-11-07 01:00:56,728 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2019-11-07 01:00:56,985 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 30 [2019-11-07 01:00:57,126 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2019-11-07 01:00:57,269 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 31 [2019-11-07 01:00:57,671 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2019-11-07 01:00:58,370 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 45 [2019-11-07 01:00:58,599 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 28 [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 672) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point L668-1(lines 668 672) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point L662-2(lines 662 683) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 637 692) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point L684(lines 661 685) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 637 692) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 637 692) no Hoare annotation was computed. [2019-11-07 01:00:58,602 INFO L443 ceAbstractionStarter]: For program point L738-1(line 738) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 693 752) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point L725(lines 725 729) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point L725-1(lines 725 729) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point L720(line 720) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 693 752) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point L719-2(lines 719 744) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 693 752) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point L745(lines 718 746) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point L738(line 738) no Hoare annotation was computed. [2019-11-07 01:00:58,603 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 559 565) the Hoare annotation is: true [2019-11-07 01:00:58,603 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 559 565) no Hoare annotation was computed. [2019-11-07 01:00:58,604 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 566 574) no Hoare annotation was computed. [2019-11-07 01:00:58,604 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 566 574) the Hoare annotation is: true [2019-11-07 01:00:58,604 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 566 574) no Hoare annotation was computed. [2019-11-07 01:00:58,604 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 255 277) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,604 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 255 277) no Hoare annotation was computed. [2019-11-07 01:00:58,604 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 255 277) no Hoare annotation was computed. [2019-11-07 01:00:58,604 INFO L439 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,605 INFO L439 ceAbstractionStarter]: At program point L267-1(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,605 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2019-11-07 01:00:58,605 INFO L443 ceAbstractionStarter]: For program point L265-1(lines 265 272) no Hoare annotation was computed. [2019-11-07 01:00:58,605 INFO L443 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2019-11-07 01:00:58,605 INFO L439 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,605 INFO L439 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,606 INFO L439 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L225(line 225) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 210 233) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L221(line 221) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 210 233) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 210 233) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2019-11-07 01:00:58,606 INFO L443 ceAbstractionStarter]: For program point L218(line 218) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L322-1(line 322) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 337) no Hoare annotation was computed. [2019-11-07 01:00:58,607 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 316 340) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< ~waterLevel~0 3))) (.cse4 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4 .cse8) (or .cse0 .cse5 .cse7 .cse6 .cse4) (or .cse1 .cse2 .cse4 .cse8 .cse3))) [2019-11-07 01:00:58,608 INFO L439 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< ~waterLevel~0 3))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse1 .cse3))) [2019-11-07 01:00:58,608 INFO L443 ceAbstractionStarter]: For program point L335-1(lines 316 340) no Hoare annotation was computed. [2019-11-07 01:00:58,608 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 316 340) no Hoare annotation was computed. [2019-11-07 01:00:58,608 INFO L439 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 1))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not .cse8)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< ~waterLevel~0 3))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (and .cse8 (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse0 .cse1 .cse2) (or .cse7 .cse4 .cse6 .cse2 .cse5)))) [2019-11-07 01:00:58,608 INFO L439 ceAbstractionStarter]: At program point L326(line 326) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 1)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< ~waterLevel~0 3))) (.cse7 (and .cse9 .cse10)) (.cse4 (and (= processEnvironment__wrappee__methaneQuery_~tmp~2 1) .cse10)) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not .cse9)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse2 .cse3 .cse7) (or .cse8 .cse5 .cse6 .cse2 .cse7 .cse4) (or .cse8 .cse0 .cse1 .cse2)))) [2019-11-07 01:00:58,608 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 332) no Hoare annotation was computed. [2019-11-07 01:00:58,609 INFO L439 ceAbstractionStarter]: At program point L322(line 322) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< ~waterLevel~0 3))) (.cse4 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse0 .cse5 .cse6 .cse4) (or .cse1 .cse2 .cse4 .cse7 .cse3))) [2019-11-07 01:00:58,609 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 411 419) no Hoare annotation was computed. [2019-11-07 01:00:58,609 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 411 419) the Hoare annotation is: true [2019-11-07 01:00:58,609 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 411 419) no Hoare annotation was computed. [2019-11-07 01:00:58,609 INFO L443 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2019-11-07 01:00:58,609 INFO L443 ceAbstractionStarter]: For program point L439(lines 439 447) no Hoare annotation was computed. [2019-11-07 01:00:58,609 INFO L443 ceAbstractionStarter]: For program point L439-2(lines 439 447) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 420 455) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point L427(lines 427 435) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point L427-2(lines 427 435) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 420 455) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 420 455) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point L450(line 450) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 552 558) no Hoare annotation was computed. [2019-11-07 01:00:58,610 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 552 558) the Hoare annotation is: true [2019-11-07 01:00:58,610 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 591 636) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 591 636) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 591 636) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point L924(lines 924 931) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 904 949) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 938) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point L918-1(lines 918 938) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 904 949) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 904 949) no Hoare annotation was computed. [2019-11-07 01:00:58,611 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 242 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,612 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 242 251) no Hoare annotation was computed. [2019-11-07 01:00:58,612 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 242 251) no Hoare annotation was computed. [2019-11-07 01:00:58,612 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 400 410) the Hoare annotation is: true [2019-11-07 01:00:58,612 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 400 410) no Hoare annotation was computed. [2019-11-07 01:00:58,612 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 400 410) no Hoare annotation was computed. [2019-11-07 01:00:58,612 INFO L446 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: true [2019-11-07 01:00:58,612 INFO L443 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2019-11-07 01:00:58,612 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 392 399) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2019-11-07 01:00:58,613 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 392 399) no Hoare annotation was computed. [2019-11-07 01:00:58,613 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 392 399) no Hoare annotation was computed. [2019-11-07 01:00:58,613 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 172) no Hoare annotation was computed. [2019-11-07 01:00:58,613 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 162 175) no Hoare annotation was computed. [2019-11-07 01:00:58,613 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 162 175) the Hoare annotation is: true [2019-11-07 01:00:58,613 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 162 175) no Hoare annotation was computed. [2019-11-07 01:00:58,613 INFO L439 ceAbstractionStarter]: At program point L352(line 352) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< ~waterLevel~0 3))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse1 .cse3))) [2019-11-07 01:00:58,613 INFO L443 ceAbstractionStarter]: For program point L350(lines 350 358) no Hoare annotation was computed. [2019-11-07 01:00:58,614 INFO L439 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< ~waterLevel~0 3))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse1 .cse3))) [2019-11-07 01:00:58,614 INFO L443 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2019-11-07 01:00:58,614 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 363) no Hoare annotation was computed. [2019-11-07 01:00:58,614 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 342 366) no Hoare annotation was computed. [2019-11-07 01:00:58,614 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 342 366) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< ~waterLevel~0 3))) (.cse4 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4 .cse8) (or .cse0 .cse5 .cse7 .cse6 .cse4) (or .cse1 .cse2 .cse4 .cse8 .cse3))) [2019-11-07 01:00:58,614 INFO L439 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< ~waterLevel~0 3))) (.cse4 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse0 .cse5 .cse6 .cse4) (or .cse1 .cse2 .cse4 .cse7 .cse3))) [2019-11-07 01:00:58,615 INFO L443 ceAbstractionStarter]: For program point L361-1(lines 342 366) no Hoare annotation was computed. [2019-11-07 01:00:58,615 INFO L439 ceAbstractionStarter]: At program point L356(line 356) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (< ~waterLevel~0 3))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse1 .cse3))) [2019-11-07 01:00:58,615 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 308 314) no Hoare annotation was computed. [2019-11-07 01:00:58,615 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 308 314) the Hoare annotation is: true [2019-11-07 01:00:58,615 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 476 539) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,615 INFO L439 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse4 .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse5 .cse3) (and .cse4 .cse0 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 01:00:58,615 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2019-11-07 01:00:58,616 INFO L443 ceAbstractionStarter]: For program point L506-1(lines 506 512) no Hoare annotation was computed. [2019-11-07 01:00:58,616 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 476 539) no Hoare annotation was computed. [2019-11-07 01:00:58,616 INFO L439 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse4 .cse0 (<= ~waterLevel~0 1) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse5 .cse3) (and .cse4 .cse0 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 01:00:58,616 INFO L439 ceAbstractionStarter]: At program point L529(lines 486 531) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse4 .cse0 (<= ~waterLevel~0 1) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse5 .cse3) (and .cse4 .cse0 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 01:00:58,616 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2019-11-07 01:00:58,616 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 496 502) no Hoare annotation was computed. [2019-11-07 01:00:58,617 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 492) no Hoare annotation was computed. [2019-11-07 01:00:58,617 INFO L439 ceAbstractionStarter]: At program point L532(lines 485 533) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 01:00:58,617 INFO L443 ceAbstractionStarter]: For program point L522(lines 522 526) no Hoare annotation was computed. [2019-11-07 01:00:58,617 INFO L439 ceAbstractionStarter]: At program point L522-2(lines 516 527) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse4 .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse5 .cse3) (and .cse4 .cse0 .cse1 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-11-07 01:00:58,617 INFO L443 ceAbstractionStarter]: For program point L487(lines 486 531) no Hoare annotation was computed. [2019-11-07 01:00:58,617 INFO L443 ceAbstractionStarter]: For program point L516(lines 516 527) no Hoare annotation was computed. [2019-11-07 01:00:58,617 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 476 539) no Hoare annotation was computed. [2019-11-07 01:00:58,617 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 858 903) no Hoare annotation was computed. [2019-11-07 01:00:58,618 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 858 903) no Hoare annotation was computed. [2019-11-07 01:00:58,618 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 858 903) no Hoare annotation was computed. [2019-11-07 01:00:58,618 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 885) no Hoare annotation was computed. [2019-11-07 01:00:58,618 INFO L443 ceAbstractionStarter]: For program point L872(lines 872 892) no Hoare annotation was computed. [2019-11-07 01:00:58,618 INFO L443 ceAbstractionStarter]: For program point L872-1(lines 872 892) no Hoare annotation was computed. [2019-11-07 01:00:58,618 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 367 374) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2019-11-07 01:00:58,618 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 367 374) no Hoare annotation was computed. [2019-11-07 01:00:58,618 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 367 374) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point L138(lines 138 146) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 130 152) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point L138-2(lines 138 146) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 130 152) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 130 152) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 542 551) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 542 551) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 542 551) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 842) no Hoare annotation was computed. [2019-11-07 01:00:58,619 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 755 857) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L820-1(line 820) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L779(lines 779 783) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L843(lines 843 854) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 810) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 755 857) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L804-2(lines 804 824) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L825(lines 803 826) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 755 857) no Hoare annotation was computed. [2019-11-07 01:00:58,620 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 800) no Hoare annotation was computed. [2019-11-07 01:00:58,621 INFO L443 ceAbstractionStarter]: For program point L844(lines 844 851) no Hoare annotation was computed. [2019-11-07 01:00:58,621 INFO L443 ceAbstractionStarter]: For program point L805(lines 804 824) no Hoare annotation was computed. [2019-11-07 01:00:58,621 INFO L443 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2019-11-07 01:00:58,621 INFO L443 ceAbstractionStarter]: For program point L836-1(line 836) no Hoare annotation was computed. [2019-11-07 01:00:58,621 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:00:58,621 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (< ~waterLevel~0 3) (< 2 |old(~waterLevel~0)|))) [2019-11-07 01:00:58,621 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:00:58,621 INFO L443 ceAbstractionStarter]: For program point L386-1(lines 375 391) no Hoare annotation was computed. [2019-11-07 01:00:58,622 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 388) no Hoare annotation was computed. [2019-11-07 01:00:58,622 INFO L439 ceAbstractionStarter]: At program point L380(line 380) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2019-11-07 01:00:58,622 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 375 391) no Hoare annotation was computed. [2019-11-07 01:00:58,622 INFO L443 ceAbstractionStarter]: For program point L380-1(line 380) no Hoare annotation was computed. [2019-11-07 01:00:58,622 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 375 391) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2019-11-07 01:00:58,622 INFO L439 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or (and .cse2 (= ~methaneLevelCritical~0 activatePump_~tmp~4)) .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2019-11-07 01:00:58,623 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 153 161) the Hoare annotation is: true [2019-11-07 01:00:58,623 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 153 161) no Hoare annotation was computed. [2019-11-07 01:00:58,623 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 153 161) no Hoare annotation was computed. [2019-11-07 01:00:58,623 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2019-11-07 01:00:58,623 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 456 474) no Hoare annotation was computed. [2019-11-07 01:00:58,623 INFO L446 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: true [2019-11-07 01:00:58,623 INFO L443 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2019-11-07 01:00:58,623 INFO L443 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2019-11-07 01:00:58,624 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 456 474) the Hoare annotation is: true [2019-11-07 01:00:58,624 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 456 474) no Hoare annotation was computed. [2019-11-07 01:00:58,624 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 109 120) no Hoare annotation was computed. [2019-11-07 01:00:58,624 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 109 120) the Hoare annotation is: (let ((.cse2 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse1 (= 1 ~methaneLevelCritical~0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse0 (not (< ~waterLevel~0 3))) (.cse4 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (or .cse2 .cse3 .cse4)) (or .cse2 .cse5 .cse0 .cse1 .cse4) (or .cse6 .cse0 (or .cse3 .cse4 .cse7)) (or .cse5 .cse0 .cse4 .cse7 .cse6))) [2019-11-07 01:00:58,624 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 109 120) no Hoare annotation was computed. [2019-11-07 01:00:58,624 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:00:58,624 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 01:00:58,624 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:00:58,625 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 121 129) the Hoare annotation is: true [2019-11-07 01:00:58,625 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 121 129) no Hoare annotation was computed. [2019-11-07 01:00:58,625 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 121 129) no Hoare annotation was computed. [2019-11-07 01:00:58,625 INFO L443 ceAbstractionStarter]: For program point L288(lines 287 306) no Hoare annotation was computed. [2019-11-07 01:00:58,625 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 284 307) the Hoare annotation is: (let ((.cse12 (not (= ~methaneLevelCritical~0 0))) (.cse14 (< ~waterLevel~0 3)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse7 (or .cse0 .cse11 .cse3)) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse9 (and .cse14 (= ~pumpRunning~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (< |old(~waterLevel~0)| 3))) (.cse10 (and .cse14 (= ~pumpRunning~0 0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (<= ~waterLevel~0 1)) (.cse13 (or .cse11 .cse3 .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7) (or .cse8 .cse9 .cse7) (or .cse0 .cse5 .cse1 .cse3 .cse6) (or .cse0 .cse1 .cse8 .cse10 .cse3) (or .cse2 .cse11 .cse3 .cse4 .cse12) (or .cse1 .cse2 .cse3 .cse4 .cse12) (or .cse5 .cse1 .cse6 .cse3 .cse12) (or .cse0 .cse2 .cse11 .cse3 .cse4) (or .cse9 .cse8 .cse13) (or .cse1 .cse8 .cse3 .cse12 .cse10) (or .cse5 .cse6 .cse13)))) [2019-11-07 01:00:58,625 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 284 307) no Hoare annotation was computed. [2019-11-07 01:00:58,625 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse10 (<= ~waterLevel~0 1))) (let ((.cse6 (and .cse10 (= ~pumpRunning~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (< |old(~waterLevel~0)| 3))) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse11 (and (< ~waterLevel~0 3) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (or .cse7 .cse3 .cse8)) (or .cse5 .cse6 (or .cse0 .cse7 .cse3)) (or .cse0 .cse9 .cse1 .cse3 .cse10) (or .cse0 .cse1 .cse5 .cse11 .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse8) (or .cse9 .cse1 .cse10 .cse3 .cse8) (or .cse1 .cse5 .cse3 .cse8 .cse11)))) [2019-11-07 01:00:58,626 INFO L439 ceAbstractionStarter]: At program point L295(lines 295 301) the Hoare annotation is: (let ((.cse13 (< ~waterLevel~0 3)) (.cse15 (= ~pumpRunning~0 1)) (.cse10 (<= ~waterLevel~0 1)) (.cse14 (= ~pumpRunning~0 0))) (let ((.cse11 (= 1 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (and .cse10 .cse14)) (.cse1 (and .cse10 .cse15)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (< |old(~waterLevel~0)| 3))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (and .cse13 .cse15))) (and (or .cse0 .cse1 (or .cse2 .cse3 .cse4) .cse5) (or .cse6 .cse7 .cse5 .cse0 .cse3 .cse4) (or .cse8 .cse9 .cse10 .cse6 .cse3) (or .cse6 .cse11 .cse3 .cse12 .cse4) (or .cse11 .cse8 .cse6 .cse3 .cse12) (or .cse9 .cse6 .cse10 .cse3 .cse4) (or .cse5 .cse0 .cse1 (or .cse8 .cse2 .cse3)) (or .cse8 .cse6 .cse0 (and .cse13 .cse14) .cse3 .cse7)))) [2019-11-07 01:00:58,626 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 284 307) no Hoare annotation was computed. [2019-11-07 01:00:58,626 INFO L439 ceAbstractionStarter]: At program point L290(line 290) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (or .cse0 .cse8 .cse3)) (.cse2 (not (< |old(~waterLevel~0)| 3))) (.cse11 (and (< ~waterLevel~0 3) (= ~pumpRunning~0 1))) (.cse10 (= 1 ~waterLevel~0)) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (<= ~waterLevel~0 1)) (.cse12 (or .cse8 .cse3 .cse7))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse8 .cse3 .cse9 .cse7 .cse10) (or .cse11 .cse2 .cse6) (or .cse2 .cse12 .cse11) (or .cse0 .cse10 .cse8 .cse3 .cse9) (or .cse4 .cse5 .cse12)))) [2019-11-07 01:00:58,626 INFO L443 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2019-11-07 01:00:58,626 INFO L446 ceAbstractionStarter]: At program point L193-1(lines 193 197) the Hoare annotation is: true [2019-11-07 01:00:58,627 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 179 208) no Hoare annotation was computed. [2019-11-07 01:00:58,627 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-07 01:00:58,627 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 179 208) the Hoare annotation is: true [2019-11-07 01:00:58,627 INFO L446 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: true [2019-11-07 01:00:58,627 INFO L446 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2019-11-07 01:00:58,627 INFO L443 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2019-11-07 01:00:58,627 INFO L446 ceAbstractionStarter]: At program point L204(lines 179 208) the Hoare annotation is: true [2019-11-07 01:00:58,627 INFO L443 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2019-11-07 01:00:58,627 INFO L443 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-11-07 01:00:58,627 INFO L439 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (< ~waterLevel~0 3))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3) (or .cse5 .cse2 .cse3 .cse6) (or .cse5 .cse4 .cse3 .cse6))) [2019-11-07 01:00:58,628 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 44 76) no Hoare annotation was computed. [2019-11-07 01:00:58,628 INFO L443 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2019-11-07 01:00:58,628 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 72) no Hoare annotation was computed. [2019-11-07 01:00:58,628 INFO L443 ceAbstractionStarter]: For program point L59-1(lines 44 76) no Hoare annotation was computed. [2019-11-07 01:00:58,628 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 44 76) the Hoare annotation is: true [2019-11-07 01:00:58,628 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (< ~waterLevel~0 3))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2))) [2019-11-07 01:00:58,628 INFO L443 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2019-11-07 01:00:58,628 INFO L443 ceAbstractionStarter]: For program point L53(lines 53 73) no Hoare annotation was computed. [2019-11-07 01:00:58,629 INFO L446 ceAbstractionStarter]: At program point L51(line 51) the Hoare annotation is: true [2019-11-07 01:00:58,629 INFO L443 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2019-11-07 01:00:58,629 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (< ~waterLevel~0 3))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse0 .cse2) (or (not (<= ~waterLevel~0 1)) .cse5 .cse2 .cse3))) [2019-11-07 01:00:58,629 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 85 96) the Hoare annotation is: (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (<= ~waterLevel~0 1)) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= 1 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (< ~waterLevel~0 3)) (.cse6 (not (< |old(~waterLevel~0)| 3))) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse3) (or .cse0 .cse6 .cse3 .cse7 .cse4) (or .cse5 .cse8 .cse3 .cse0 .cse9) (or .cse3 .cse0 .cse9 .cse4 .cse8) (or .cse0 .cse5 .cse7 .cse6 .cse3))) [2019-11-07 01:00:58,629 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 85 96) no Hoare annotation was computed. [2019-11-07 01:00:58,629 INFO L443 ceAbstractionStarter]: For program point L89-1(lines 85 96) no Hoare annotation was computed. [2019-11-07 01:00:58,629 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 234 240) no Hoare annotation was computed. [2019-11-07 01:00:58,629 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 234 240) the Hoare annotation is: true [2019-11-07 01:00:58,630 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:00:58,630 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-07 01:00:58,630 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:00:58,630 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:00:58,630 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 97 108) no Hoare annotation was computed. [2019-11-07 01:00:58,630 INFO L443 ceAbstractionStarter]: For program point L101-1(lines 97 108) no Hoare annotation was computed. [2019-11-07 01:00:58,630 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 97 108) the Hoare annotation is: (let ((.cse1 (not (< |old(~waterLevel~0)| 3))) (.cse0 (< ~waterLevel~0 3)) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse10 (<= ~waterLevel~0 1)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse0 .cse3) (or .cse6 .cse7 .cse3 .cse8 .cse4) (or .cse5 .cse9 .cse6 .cse3 .cse10) (or .cse7 .cse2 .cse3 .cse8 .cse4) (or .cse5 .cse7 .cse2 .cse3 .cse8) (or .cse9 .cse6 .cse10 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3) (or .cse5 .cse9 .cse10 .cse2 .cse3) (or .cse9 .cse2 .cse10 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8))) [2019-11-07 01:00:58,630 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 576 583) no Hoare annotation was computed. [2019-11-07 01:00:58,631 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2019-11-07 01:00:58,631 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 576 583) the Hoare annotation is: true [2019-11-07 01:00:58,631 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 576 583) no Hoare annotation was computed. [2019-11-07 01:00:58,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:00:58 BoogieIcfgContainer [2019-11-07 01:00:58,646 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:00:58,648 INFO L168 Benchmark]: Toolchain (without parser) took 17112.68 ms. Allocated memory was 137.4 MB in the beginning and 464.5 MB in the end (delta: 327.2 MB). Free memory was 99.2 MB in the beginning and 184.7 MB in the end (delta: -85.5 MB). Peak memory consumption was 340.8 MB. Max. memory is 7.1 GB. [2019-11-07 01:00:58,649 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 01:00:58,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.20 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 99.0 MB in the beginning and 169.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:00:58,651 INFO L168 Benchmark]: Boogie Preprocessor took 102.36 ms. Allocated memory is still 202.4 MB. Free memory was 169.5 MB in the beginning and 164.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-11-07 01:00:58,651 INFO L168 Benchmark]: RCFGBuilder took 1210.02 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 164.8 MB in the beginning and 197.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2019-11-07 01:00:58,653 INFO L168 Benchmark]: TraceAbstraction took 15123.57 ms. Allocated memory was 233.3 MB in the beginning and 464.5 MB in the end (delta: 231.2 MB). Free memory was 195.9 MB in the beginning and 184.7 MB in the end (delta: 11.2 MB). Peak memory consumption was 341.6 MB. Max. memory is 7.1 GB. [2019-11-07 01:00:58,656 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 137.4 MB. Free memory was 119.3 MB in the beginning and 119.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 669.20 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 99.0 MB in the beginning and 169.5 MB in the end (delta: -70.5 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.36 ms. Allocated memory is still 202.4 MB. Free memory was 169.5 MB in the beginning and 164.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1210.02 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 164.8 MB in the beginning and 197.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15123.57 ms. Allocated memory was 233.3 MB in the beginning and 464.5 MB in the end (delta: 231.2 MB). Free memory was 195.9 MB in the beginning and 184.7 MB in the end (delta: 11.2 MB). Peak memory consumption was 341.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: (((((((((0 == splverifierCounter && waterLevel < 3) && pumpRunning == 0) && 1 == methaneLevelCritical) || !(systemActive == 1)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 0)) || !(0 == \old(pumpRunning))) || (((0 == splverifierCounter && waterLevel < 3) && pumpRunning == 1) && 1 == methaneLevelCritical)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel < 3) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 235 locations, 1 error locations. Result: SAFE, OverallTime: 15.0s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.4s, HoareTripleCheckerStatistics: 2046 SDtfs, 1123 SDslu, 7243 SDs, 0 SdLazy, 1383 SolverSat, 237 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 615 GetRequests, 512 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1020occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 103 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 2414 PreInvPairs, 2548 NumberOfFragments, 2974 HoareAnnotationTreeSize, 2414 FomulaSimplifications, 1890 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 62 FomulaSimplificationsInter, 13228 FormulaSimplificationTreeSizeReductionInter, 5.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1282 NumberOfCodeBlocks, 1282 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1513 ConstructedInterpolants, 0 QuantifiedInterpolants, 279935 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1631 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 16 InterpolantComputations, 12 PerfectInterpolantSequences, 137/147 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...