/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:35:05,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:35:05,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:35:05,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:35:05,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:35:05,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:35:05,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:35:05,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:35:05,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:35:05,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:35:05,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:35:05,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:35:05,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:35:05,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:35:05,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:35:05,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:35:05,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:35:05,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:35:05,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:35:05,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:35:05,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:35:05,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:35:05,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:35:05,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:35:05,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:35:05,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:35:05,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:35:05,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:35:05,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:35:05,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:35:05,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:35:05,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:35:05,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:35:05,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:35:05,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:35:05,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:35:05,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:35:05,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:35:05,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:35:05,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:35:05,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:35:05,361 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 [2020-07-21 10:35:05,397 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:35:05,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:35:05,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:35:05,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:35:05,402 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:35:05,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:35:05,402 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:35:05,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:35:05,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:35:05,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:35:05,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:35:05,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:35:05,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:35:05,405 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:35:05,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:35:05,407 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:35:05,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:35:05,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:35:05,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:35:05,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:35:05,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:35:05,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:35:05,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:35:05,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:35:05,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:35:05,409 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:35:05,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:05,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:35:05,410 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:35:05,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:35:05,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:35:05,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:35:05,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:35:05,722 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:35:05,723 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:35:05,723 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2020-07-21 10:35:05,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f870fc0/a2db1aac3e2948958c57a15dcbd9c83b/FLAGa4556a19a [2020-07-21 10:35:06,317 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:35:06,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2020-07-21 10:35:06,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f870fc0/a2db1aac3e2948958c57a15dcbd9c83b/FLAGa4556a19a [2020-07-21 10:35:06,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f870fc0/a2db1aac3e2948958c57a15dcbd9c83b [2020-07-21 10:35:06,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:35:06,640 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:35:06,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:06,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:35:06,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:35:06,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:06" (1/1) ... [2020-07-21 10:35:06,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cb5a67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:06, skipping insertion in model container [2020-07-21 10:35:06,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:06" (1/1) ... [2020-07-21 10:35:06,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:35:06,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:35:07,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:07,184 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:35:07,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:07,323 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:35:07,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07 WrapperNode [2020-07-21 10:35:07,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:07,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:35:07,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:35:07,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:35:07,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (1/1) ... [2020-07-21 10:35:07,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (1/1) ... [2020-07-21 10:35:07,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (1/1) ... [2020-07-21 10:35:07,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (1/1) ... [2020-07-21 10:35:07,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (1/1) ... [2020-07-21 10:35:07,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (1/1) ... [2020-07-21 10:35:07,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (1/1) ... [2020-07-21 10:35:07,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:35:07,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:35:07,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:35:07,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:35:07,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (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 [2020-07-21 10:35:07,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:35:07,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:35:07,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:35:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:35:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:35:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:35:07,475 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:35:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:35:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:35:07,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:35:07,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:35:07,478 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:35:07,479 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:35:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:35:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:35:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:35:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:35:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:35:07,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:07,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:35:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:35:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:35:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:35:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:35:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:35:07,484 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:35:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:35:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:35:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:35:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:35:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:35:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:35:07,485 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:35:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:35:07,486 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:35:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:35:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:35:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:35:07,487 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:35:07,488 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:35:07,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:35:07,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:35:08,571 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:35:08,571 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:35:08,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:35:08 BoogieIcfgContainer [2020-07-21 10:35:08,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:35:08,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:35:08,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:35:08,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:35:08,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:35:06" (1/3) ... [2020-07-21 10:35:08,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c0b281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:35:08, skipping insertion in model container [2020-07-21 10:35:08,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:07" (2/3) ... [2020-07-21 10:35:08,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69c0b281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:35:08, skipping insertion in model container [2020-07-21 10:35:08,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:35:08" (3/3) ... [2020-07-21 10:35:08,585 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2020-07-21 10:35:08,595 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:35:08,604 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:35:08,619 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:35:08,645 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:35:08,645 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:35:08,646 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:35:08,646 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:35:08,646 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:35:08,646 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:35:08,646 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:35:08,646 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:35:08,670 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-07-21 10:35:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 10:35:08,678 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:08,679 INFO L422 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] [2020-07-21 10:35:08,679 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:08,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:08,686 INFO L82 PathProgramCache]: Analyzing trace with hash 118320894, now seen corresponding path program 1 times [2020-07-21 10:35:08,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:08,695 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [55387315] [2020-07-21 10:35:08,696 INFO L95 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:08,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:35:08,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:08,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:08,980 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:08,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [55387315] [2020-07-21 10:35:08,981 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:08,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:35:08,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608661793] [2020-07-21 10:35:08,988 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:35:08,989 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:09,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:35:09,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:09,006 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2020-07-21 10:35:09,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:09,050 INFO L93 Difference]: Finished difference Result 238 states and 299 transitions. [2020-07-21 10:35:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:35:09,051 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 10:35:09,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:09,064 INFO L225 Difference]: With dead ends: 238 [2020-07-21 10:35:09,064 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 10:35:09,069 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:09,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 10:35:09,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 10:35:09,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 10:35:09,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 141 transitions. [2020-07-21 10:35:09,125 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 141 transitions. Word has length 46 [2020-07-21 10:35:09,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:09,125 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 141 transitions. [2020-07-21 10:35:09,125 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:35:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 141 transitions. [2020-07-21 10:35:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 10:35:09,129 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:09,130 INFO L422 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] [2020-07-21 10:35:09,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:09,345 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:09,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:09,346 INFO L82 PathProgramCache]: Analyzing trace with hash 1322865841, now seen corresponding path program 1 times [2020-07-21 10:35:09,346 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:09,346 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1612766026] [2020-07-21 10:35:09,347 INFO L95 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 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:09,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:35:09,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:09,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:09,642 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:09,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1612766026] [2020-07-21 10:35:09,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:09,643 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:09,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533745579] [2020-07-21 10:35:09,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:09,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:09,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:09,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:09,646 INFO L87 Difference]: Start difference. First operand 119 states and 141 transitions. Second operand 3 states. [2020-07-21 10:35:09,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:09,692 INFO L93 Difference]: Finished difference Result 214 states and 261 transitions. [2020-07-21 10:35:09,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:09,692 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 10:35:09,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:09,695 INFO L225 Difference]: With dead ends: 214 [2020-07-21 10:35:09,697 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 10:35:09,700 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:09,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 10:35:09,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 10:35:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 10:35:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 140 transitions. [2020-07-21 10:35:09,728 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 140 transitions. Word has length 47 [2020-07-21 10:35:09,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:09,729 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 140 transitions. [2020-07-21 10:35:09,729 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 140 transitions. [2020-07-21 10:35:09,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:35:09,739 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:09,739 INFO L422 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] [2020-07-21 10:35:09,953 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:09,954 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:09,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:09,955 INFO L82 PathProgramCache]: Analyzing trace with hash -1543394687, now seen corresponding path program 1 times [2020-07-21 10:35:09,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:09,956 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1054430833] [2020-07-21 10:35:09,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:10,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:35:10,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:10,199 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:10,199 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1054430833] [2020-07-21 10:35:10,200 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:10,200 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:10,200 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231594759] [2020-07-21 10:35:10,201 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:10,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:10,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:10,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:10,202 INFO L87 Difference]: Start difference. First operand 119 states and 140 transitions. Second operand 3 states. [2020-07-21 10:35:10,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:10,238 INFO L93 Difference]: Finished difference Result 187 states and 219 transitions. [2020-07-21 10:35:10,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:10,240 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:35:10,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:10,242 INFO L225 Difference]: With dead ends: 187 [2020-07-21 10:35:10,242 INFO L226 Difference]: Without dead ends: 110 [2020-07-21 10:35:10,245 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:10,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-21 10:35:10,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-07-21 10:35:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-21 10:35:10,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2020-07-21 10:35:10,265 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 60 [2020-07-21 10:35:10,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:10,265 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2020-07-21 10:35:10,265 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2020-07-21 10:35:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 10:35:10,267 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:10,267 INFO L422 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] [2020-07-21 10:35:10,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:10,481 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:10,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:10,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1105305389, now seen corresponding path program 1 times [2020-07-21 10:35:10,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:10,482 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [604693559] [2020-07-21 10:35:10,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:10,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:35:10,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:10,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:10,764 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:10,767 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [604693559] [2020-07-21 10:35:10,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:10,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:35:10,768 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566726903] [2020-07-21 10:35:10,768 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:35:10,769 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:10,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:35:10,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:35:10,770 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 6 states. [2020-07-21 10:35:10,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:10,990 INFO L93 Difference]: Finished difference Result 163 states and 195 transitions. [2020-07-21 10:35:10,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:35:10,992 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-21 10:35:10,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:10,993 INFO L225 Difference]: With dead ends: 163 [2020-07-21 10:35:10,993 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:35:10,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:35:10,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:35:10,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:35:10,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:35:10,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:35:10,997 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-21 10:35:10,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:11,001 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:35:11,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:35:11,002 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:35:11,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:35:11,202 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:11,206 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:35:11,866 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:35:11,866 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 10:35:11,867 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 10:35:11,868 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:35:11,868 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:35:11,868 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:35:11,868 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 10:35:11,868 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:35:11,868 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 10:35:11,868 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:35:11,869 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 10:35:11,869 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 650 656) the Hoare annotation is: true [2020-07-21 10:35:11,869 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 650 656) no Hoare annotation was computed. [2020-07-21 10:35:11,869 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 657 665) no Hoare annotation was computed. [2020-07-21 10:35:11,869 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 657 665) the Hoare annotation is: true [2020-07-21 10:35:11,869 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 657 665) no Hoare annotation was computed. [2020-07-21 10:35:11,870 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 515 537) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,870 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 515 537) no Hoare annotation was computed. [2020-07-21 10:35:11,870 INFO L264 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,870 INFO L264 CegarLoopResult]: At program point L527-1(line 527) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,870 INFO L268 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2020-07-21 10:35:11,871 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 515 537) no Hoare annotation was computed. [2020-07-21 10:35:11,871 INFO L268 CegarLoopResult]: For program point L525-1(lines 525 532) no Hoare annotation was computed. [2020-07-21 10:35:11,872 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-21 10:35:11,872 INFO L264 CegarLoopResult]: At program point L522(line 522) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,873 INFO L264 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,873 INFO L264 CegarLoopResult]: At program point L521-1(line 521) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,873 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-21 10:35:11,873 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-07-21 10:35:11,873 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 470 493) no Hoare annotation was computed. [2020-07-21 10:35:11,873 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-07-21 10:35:11,873 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-21 10:35:11,874 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-07-21 10:35:11,874 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 470 493) no Hoare annotation was computed. [2020-07-21 10:35:11,874 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 470 493) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-07-21 10:35:11,875 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-21 10:35:11,876 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 847 855) no Hoare annotation was computed. [2020-07-21 10:35:11,876 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 847 855) the Hoare annotation is: true [2020-07-21 10:35:11,876 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 847 855) no Hoare annotation was computed. [2020-07-21 10:35:11,876 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 892 910) the Hoare annotation is: true [2020-07-21 10:35:11,877 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 892 910) no Hoare annotation was computed. [2020-07-21 10:35:11,877 INFO L268 CegarLoopResult]: For program point L901(lines 901 905) no Hoare annotation was computed. [2020-07-21 10:35:11,877 INFO L271 CegarLoopResult]: At program point L899(line 899) the Hoare annotation is: true [2020-07-21 10:35:11,877 INFO L268 CegarLoopResult]: For program point L901-2(lines 901 905) no Hoare annotation was computed. [2020-07-21 10:35:11,877 INFO L268 CegarLoopResult]: For program point L899-1(line 899) no Hoare annotation was computed. [2020-07-21 10:35:11,877 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 892 910) no Hoare annotation was computed. [2020-07-21 10:35:11,877 INFO L268 CegarLoopResult]: For program point L863(lines 863 871) no Hoare annotation was computed. [2020-07-21 10:35:11,877 INFO L268 CegarLoopResult]: For program point L863-2(lines 863 871) no Hoare annotation was computed. [2020-07-21 10:35:11,878 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-07-21 10:35:11,878 INFO L268 CegarLoopResult]: For program point L886-1(line 886) no Hoare annotation was computed. [2020-07-21 10:35:11,878 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 856 891) no Hoare annotation was computed. [2020-07-21 10:35:11,878 INFO L268 CegarLoopResult]: For program point L875(lines 875 883) no Hoare annotation was computed. [2020-07-21 10:35:11,878 INFO L268 CegarLoopResult]: For program point L875-2(lines 875 883) no Hoare annotation was computed. [2020-07-21 10:35:11,878 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 856 891) no Hoare annotation was computed. [2020-07-21 10:35:11,878 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 856 891) no Hoare annotation was computed. [2020-07-21 10:35:11,879 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 643 649) no Hoare annotation was computed. [2020-07-21 10:35:11,879 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 643 649) the Hoare annotation is: true [2020-07-21 10:35:11,879 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:35:11,879 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:35:11,879 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:35:11,879 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 10:35:11,879 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:35:11,879 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:35:11,880 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:35:11,880 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:35:11,880 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:35:11,880 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 502 511) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,880 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 502 511) no Hoare annotation was computed. [2020-07-21 10:35:11,880 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 502 511) no Hoare annotation was computed. [2020-07-21 10:35:11,881 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 836 846) the Hoare annotation is: true [2020-07-21 10:35:11,881 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 836 846) no Hoare annotation was computed. [2020-07-21 10:35:11,881 INFO L271 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: true [2020-07-21 10:35:11,881 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-07-21 10:35:11,881 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 836 846) no Hoare annotation was computed. [2020-07-21 10:35:11,882 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 828 835) the Hoare annotation is: true [2020-07-21 10:35:11,882 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 828 835) no Hoare annotation was computed. [2020-07-21 10:35:11,882 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 828 835) no Hoare annotation was computed. [2020-07-21 10:35:11,882 INFO L264 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,883 INFO L268 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-07-21 10:35:11,883 INFO L268 CegarLoopResult]: For program point L799(lines 799 816) no Hoare annotation was computed. [2020-07-21 10:35:11,883 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 795 819) no Hoare annotation was computed. [2020-07-21 10:35:11,883 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 795 819) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,883 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,884 INFO L268 CegarLoopResult]: For program point L814-1(lines 795 819) no Hoare annotation was computed. [2020-07-21 10:35:11,886 INFO L264 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,886 INFO L264 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,886 INFO L268 CegarLoopResult]: For program point L803(lines 803 811) no Hoare annotation was computed. [2020-07-21 10:35:11,886 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 761 767) no Hoare annotation was computed. [2020-07-21 10:35:11,886 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 761 767) the Hoare annotation is: true [2020-07-21 10:35:11,886 INFO L264 CegarLoopResult]: At program point testENTRY(lines 667 730) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,887 INFO L268 CegarLoopResult]: For program point testFINAL(lines 667 730) no Hoare annotation was computed. [2020-07-21 10:35:11,887 INFO L264 CegarLoopResult]: At program point L723(lines 676 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,887 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-21 10:35:11,887 INFO L264 CegarLoopResult]: At program point L713-2(lines 707 718) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:11,887 INFO L268 CegarLoopResult]: For program point L678(lines 677 722) no Hoare annotation was computed. [2020-07-21 10:35:11,887 INFO L268 CegarLoopResult]: For program point L707(lines 707 718) no Hoare annotation was computed. [2020-07-21 10:35:11,887 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:11,887 INFO L268 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-07-21 10:35:11,888 INFO L268 CegarLoopResult]: For program point L697-1(lines 697 703) no Hoare annotation was computed. [2020-07-21 10:35:11,888 INFO L264 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:11,888 INFO L264 CegarLoopResult]: At program point L720(lines 677 722) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:11,888 INFO L268 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2020-07-21 10:35:11,888 INFO L268 CegarLoopResult]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2020-07-21 10:35:11,892 INFO L268 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2020-07-21 10:35:11,893 INFO L268 CegarLoopResult]: For program point testEXIT(lines 667 730) no Hoare annotation was computed. [2020-07-21 10:35:11,893 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:35:11,893 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:35:11,893 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:35:11,893 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 10:35:11,893 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:35:11,893 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:35:11,894 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 622 630) no Hoare annotation was computed. [2020-07-21 10:35:11,894 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 622 630) the Hoare annotation is: true [2020-07-21 10:35:11,894 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 622 630) no Hoare annotation was computed. [2020-07-21 10:35:11,894 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 590 612) no Hoare annotation was computed. [2020-07-21 10:35:11,894 INFO L268 CegarLoopResult]: For program point L598(lines 598 606) no Hoare annotation was computed. [2020-07-21 10:35:11,894 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 590 612) no Hoare annotation was computed. [2020-07-21 10:35:11,894 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 590 612) no Hoare annotation was computed. [2020-07-21 10:35:11,894 INFO L268 CegarLoopResult]: For program point L598-2(lines 598 606) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:35:11,895 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 10:35:11,896 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:35:11,896 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 10:35:11,896 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 633 642) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 633 642) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 633 642) no Hoare annotation was computed. [2020-07-21 10:35:11,897 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 820 827) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 820 827) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 820 827) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 613 621) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 613 621) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 613 621) no Hoare annotation was computed. [2020-07-21 10:35:11,898 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:11,899 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:35:11,899 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:11,899 INFO L268 CegarLoopResult]: For program point L573-1(lines 569 580) no Hoare annotation was computed. [2020-07-21 10:35:11,899 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 569 580) the Hoare annotation is: true [2020-07-21 10:35:11,899 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 569 580) no Hoare annotation was computed. [2020-07-21 10:35:11,899 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 581 589) the Hoare annotation is: true [2020-07-21 10:35:11,899 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 581 589) no Hoare annotation was computed. [2020-07-21 10:35:11,899 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 581 589) no Hoare annotation was computed. [2020-07-21 10:35:11,900 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 737 760) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,900 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,900 INFO L264 CegarLoopResult]: At program point L748(lines 748 754) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,900 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 737 760) no Hoare annotation was computed. [2020-07-21 10:35:11,900 INFO L264 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,900 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 737 760) no Hoare annotation was computed. [2020-07-21 10:35:11,900 INFO L268 CegarLoopResult]: For program point L741(lines 740 759) no Hoare annotation was computed. [2020-07-21 10:35:11,901 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-21 10:35:11,901 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 437 466) no Hoare annotation was computed. [2020-07-21 10:35:11,901 INFO L271 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: true [2020-07-21 10:35:11,901 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 437 466) the Hoare annotation is: true [2020-07-21 10:35:11,901 INFO L271 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: true [2020-07-21 10:35:11,902 INFO L268 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-07-21 10:35:11,902 INFO L271 CegarLoopResult]: At program point L462(lines 437 466) the Hoare annotation is: true [2020-07-21 10:35:11,902 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-21 10:35:11,902 INFO L268 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2020-07-21 10:35:11,902 INFO L271 CegarLoopResult]: At program point L451-1(lines 451 455) the Hoare annotation is: true [2020-07-21 10:35:11,902 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 545 556) the Hoare annotation is: true [2020-07-21 10:35:11,902 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 545 556) no Hoare annotation was computed. [2020-07-21 10:35:11,903 INFO L268 CegarLoopResult]: For program point L549-1(lines 545 556) no Hoare annotation was computed. [2020-07-21 10:35:11,903 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 494 500) no Hoare annotation was computed. [2020-07-21 10:35:11,903 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 494 500) the Hoare annotation is: true [2020-07-21 10:35:11,903 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:11,903 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:35:11,903 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:11,903 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:11,903 INFO L268 CegarLoopResult]: For program point L561-1(lines 557 568) no Hoare annotation was computed. [2020-07-21 10:35:11,904 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 557 568) no Hoare annotation was computed. [2020-07-21 10:35:11,904 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 557 568) the Hoare annotation is: true [2020-07-21 10:35:11,905 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 912 919) no Hoare annotation was computed. [2020-07-21 10:35:11,905 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-21 10:35:11,905 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 912 919) the Hoare annotation is: true [2020-07-21 10:35:11,905 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 912 919) no Hoare annotation was computed. [2020-07-21 10:35:11,905 INFO L268 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2020-07-21 10:35:11,905 INFO L268 CegarLoopResult]: For program point L417-1(lines 409 433) no Hoare annotation was computed. [2020-07-21 10:35:11,905 INFO L271 CegarLoopResult]: At program point L415(line 415) the Hoare annotation is: true [2020-07-21 10:35:11,905 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-07-21 10:35:11,906 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 409 433) the Hoare annotation is: true [2020-07-21 10:35:11,906 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 409 433) no Hoare annotation was computed. [2020-07-21 10:35:11,907 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,907 INFO L268 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-07-21 10:35:11,907 INFO L271 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: true [2020-07-21 10:35:11,907 INFO L268 CegarLoopResult]: For program point L419-1(line 419) no Hoare annotation was computed. [2020-07-21 10:35:11,907 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 769 793) no Hoare annotation was computed. [2020-07-21 10:35:11,907 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 769 793) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,908 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:11,908 INFO L268 CegarLoopResult]: For program point L788-1(lines 769 793) no Hoare annotation was computed. [2020-07-21 10:35:11,908 INFO L264 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,908 INFO L264 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,908 INFO L268 CegarLoopResult]: For program point L777(lines 777 785) no Hoare annotation was computed. [2020-07-21 10:35:11,908 INFO L264 CegarLoopResult]: At program point L775(line 775) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:11,908 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-07-21 10:35:11,908 INFO L268 CegarLoopResult]: For program point L773(lines 773 790) no Hoare annotation was computed. [2020-07-21 10:35:11,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:35:11 BoogieIcfgContainer [2020-07-21 10:35:11,927 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:35:11,932 INFO L168 Benchmark]: Toolchain (without parser) took 5292.46 ms. Allocated memory was 145.8 MB in the beginning and 247.5 MB in the end (delta: 101.7 MB). Free memory was 102.2 MB in the beginning and 108.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:11,933 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:35:11,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.51 ms. Allocated memory was 145.8 MB in the beginning and 204.5 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 173.0 MB in the end (delta: -71.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:11,938 INFO L168 Benchmark]: Boogie Preprocessor took 84.46 ms. Allocated memory is still 204.5 MB. Free memory was 173.0 MB in the beginning and 168.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:11,938 INFO L168 Benchmark]: RCFGBuilder took 1167.25 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.9 MB in the beginning and 197.8 MB in the end (delta: -28.9 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:11,940 INFO L168 Benchmark]: TraceAbstraction took 3350.33 ms. Allocated memory was 237.0 MB in the beginning and 247.5 MB in the end (delta: 10.5 MB). Free memory was 197.8 MB in the beginning and 108.5 MB in the end (delta: 89.3 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:11,952 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.51 ms. Allocated memory was 145.8 MB in the beginning and 204.5 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 173.0 MB in the end (delta: -71.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.46 ms. Allocated memory is still 204.5 MB. Free memory was 173.0 MB in the beginning and 168.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1167.25 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.9 MB in the beginning and 197.8 MB in the end (delta: -28.9 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3350.33 ms. Allocated memory was 237.0 MB in the beginning and 247.5 MB in the end (delta: 10.5 MB). Free memory was 197.8 MB in the beginning and 108.5 MB in the end (delta: 89.3 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: 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: 676]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= systemActive) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || (0 == pumpRunning && splverifierCounter <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 497 SDtfs, 185 SDslu, 310 SDs, 0 SdLazy, 56 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 232 PreInvPairs, 240 NumberOfFragments, 359 HoareAnnotationTreeSize, 232 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 56 FomulaSimplificationsInter, 252 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 17645 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2602 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...