/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 SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 16:25:47,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 16:25:47,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 16:25:47,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 16:25:47,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 16:25:47,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 16:25:47,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 16:25:47,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 16:25:47,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 16:25:47,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 16:25:47,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 16:25:47,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 16:25:47,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 16:25:47,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 16:25:47,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 16:25:47,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 16:25:47,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 16:25:47,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 16:25:47,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 16:25:47,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 16:25:47,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 16:25:47,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 16:25:47,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 16:25:47,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 16:25:47,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 16:25:47,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 16:25:47,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 16:25:47,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 16:25:47,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 16:25:47,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 16:25:47,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 16:25:47,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 16:25:47,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 16:25:47,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 16:25:47,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 16:25:47,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 16:25:47,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 16:25:47,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 16:25:47,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 16:25:47,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 16:25:47,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 16:25:47,409 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 [2020-07-20 16:25:47,436 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 16:25:47,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 16:25:47,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 16:25:47,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 16:25:47,439 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 16:25:47,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 16:25:47,439 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 16:25:47,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 16:25:47,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 16:25:47,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 16:25:47,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 16:25:47,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 16:25:47,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 16:25:47,442 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 16:25:47,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 16:25:47,442 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 16:25:47,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 16:25:47,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 16:25:47,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 16:25:47,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 16:25:47,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 16:25:47,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 16:25:47,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 16:25:47,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 16:25:47,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 16:25:47,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 16:25:47,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:47,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 16:25:47,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 16:25:47,445 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 -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-20 16:25:47,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 16:25:47,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 16:25:47,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 16:25:47,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 16:25:47,738 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 16:25:47,739 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-07-20 16:25:47,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e72bd8c/8bd263fddb1e4b66bf55b881a097c4ce/FLAGd8e4e2f34 [2020-07-20 16:25:48,309 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 16:25:48,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-07-20 16:25:48,328 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e72bd8c/8bd263fddb1e4b66bf55b881a097c4ce/FLAGd8e4e2f34 [2020-07-20 16:25:48,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2e72bd8c/8bd263fddb1e4b66bf55b881a097c4ce [2020-07-20 16:25:48,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 16:25:48,672 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 16:25:48,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:48,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 16:25:48,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 16:25:48,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:48" (1/1) ... [2020-07-20 16:25:48,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6960a08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:48, skipping insertion in model container [2020-07-20 16:25:48,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 04:25:48" (1/1) ... [2020-07-20 16:25:48,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 16:25:48,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 16:25:49,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:49,168 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 16:25:49,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 16:25:49,295 INFO L208 MainTranslator]: Completed translation [2020-07-20 16:25:49,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49 WrapperNode [2020-07-20 16:25:49,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 16:25:49,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 16:25:49,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 16:25:49,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 16:25:49,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (1/1) ... [2020-07-20 16:25:49,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (1/1) ... [2020-07-20 16:25:49,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (1/1) ... [2020-07-20 16:25:49,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (1/1) ... [2020-07-20 16:25:49,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (1/1) ... [2020-07-20 16:25:49,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (1/1) ... [2020-07-20 16:25:49,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (1/1) ... [2020-07-20 16:25:49,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 16:25:49,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 16:25:49,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 16:25:49,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 16:25:49,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (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 [2020-07-20 16:25:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 16:25:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 16:25:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 16:25:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 16:25:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 16:25:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 16:25:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 16:25:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 16:25:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 16:25:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 16:25:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-20 16:25:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 16:25:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 16:25:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 16:25:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 16:25:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 16:25:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 16:25:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 16:25:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 16:25:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 16:25:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 16:25:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 16:25:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 16:25:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 16:25:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 16:25:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 16:25:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 16:25:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 16:25:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 16:25:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 16:25:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:49,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 16:25:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 16:25:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 16:25:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 16:25:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 16:25:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 16:25:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 16:25:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 16:25:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 16:25:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 16:25:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 16:25:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 16:25:49,460 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 16:25:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 16:25:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 16:25:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-20 16:25:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-20 16:25:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 16:25:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-20 16:25:49,461 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 16:25:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 16:25:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 16:25:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 16:25:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 16:25:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 16:25:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-20 16:25:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 16:25:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 16:25:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 16:25:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 16:25:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 16:25:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 16:25:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 16:25:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 16:25:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 16:25:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 16:25:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 16:25:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 16:25:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 16:25:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 16:25:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 16:25:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 16:25:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 16:25:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 16:25:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 16:25:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 16:25:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 16:25:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 16:25:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 16:25:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 16:25:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 16:25:50,389 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 16:25:50,390 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 16:25:50,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:50 BoogieIcfgContainer [2020-07-20 16:25:50,395 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 16:25:50,397 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 16:25:50,397 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 16:25:50,400 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 16:25:50,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 04:25:48" (1/3) ... [2020-07-20 16:25:50,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dbf23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:50, skipping insertion in model container [2020-07-20 16:25:50,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 04:25:49" (2/3) ... [2020-07-20 16:25:50,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32dbf23a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 04:25:50, skipping insertion in model container [2020-07-20 16:25:50,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 04:25:50" (3/3) ... [2020-07-20 16:25:50,404 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2020-07-20 16:25:50,415 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 16:25:50,423 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 16:25:50,437 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 16:25:50,462 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 16:25:50,462 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 16:25:50,463 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 16:25:50,463 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 16:25:50,463 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 16:25:50,463 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 16:25:50,463 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 16:25:50,464 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 16:25:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2020-07-20 16:25:50,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-20 16:25:50,495 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:50,496 INFO L422 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] [2020-07-20 16:25:50,497 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:50,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:50,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1255762620, now seen corresponding path program 1 times [2020-07-20 16:25:50,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:50,513 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1779720870] [2020-07-20 16:25:50,513 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:25:50,995 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:25:50,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:51,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 16:25:51,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:51,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:25:51,076 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:51,079 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1779720870] [2020-07-20 16:25:51,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:51,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 16:25:51,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698440118] [2020-07-20 16:25:51,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 16:25:51,087 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:51,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 16:25:51,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:25:51,110 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2020-07-20 16:25:51,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:51,151 INFO L93 Difference]: Finished difference Result 178 states and 225 transitions. [2020-07-20 16:25:51,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 16:25:51,152 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-20 16:25:51,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:51,164 INFO L225 Difference]: With dead ends: 178 [2020-07-20 16:25:51,165 INFO L226 Difference]: Without dead ends: 91 [2020-07-20 16:25:51,169 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 16:25:51,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-07-20 16:25:51,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2020-07-20 16:25:51,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-07-20 16:25:51,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2020-07-20 16:25:51,223 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2020-07-20 16:25:51,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:51,224 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2020-07-20 16:25:51,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 16:25:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2020-07-20 16:25:51,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 16:25:51,228 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:51,228 INFO L422 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] [2020-07-20 16:25:51,442 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:51,443 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:51,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:51,444 INFO L82 PathProgramCache]: Analyzing trace with hash -372599031, now seen corresponding path program 1 times [2020-07-20 16:25:51,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:51,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1948767726] [2020-07-20 16:25:51,446 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:25:51,849 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-20 16:25:51,850 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:51,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:25:51,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-20 16:25:51,921 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:51,921 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1948767726] [2020-07-20 16:25:51,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:51,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:25:51,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589312851] [2020-07-20 16:25:51,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:25:51,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:51,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:25:51,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:51,928 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 3 states. [2020-07-20 16:25:51,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:51,958 INFO L93 Difference]: Finished difference Result 127 states and 147 transitions. [2020-07-20 16:25:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:25:51,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 16:25:51,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:51,964 INFO L225 Difference]: With dead ends: 127 [2020-07-20 16:25:51,965 INFO L226 Difference]: Without dead ends: 82 [2020-07-20 16:25:51,966 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 [2020-07-20 16:25:51,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-20 16:25:51,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2020-07-20 16:25:51,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-20 16:25:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 94 transitions. [2020-07-20 16:25:51,990 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 94 transitions. Word has length 60 [2020-07-20 16:25:51,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:51,991 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 94 transitions. [2020-07-20 16:25:51,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:25:51,991 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2020-07-20 16:25:51,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 16:25:51,999 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:51,999 INFO L422 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] [2020-07-20 16:25:52,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:52,214 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:52,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:52,215 INFO L82 PathProgramCache]: Analyzing trace with hash -588611726, now seen corresponding path program 1 times [2020-07-20 16:25:52,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:52,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [326268897] [2020-07-20 16:25:52,217 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:25:52,599 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:25:52,600 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:52,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 16:25:52,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:52,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 16:25:52,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:52,630 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [326268897] [2020-07-20 16:25:52,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:52,630 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 16:25:52,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575056786] [2020-07-20 16:25:52,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 16:25:52,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:52,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 16:25:52,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:52,632 INFO L87 Difference]: Start difference. First operand 82 states and 94 transitions. Second operand 3 states. [2020-07-20 16:25:52,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:52,644 INFO L93 Difference]: Finished difference Result 136 states and 161 transitions. [2020-07-20 16:25:52,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 16:25:52,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2020-07-20 16:25:52,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:52,646 INFO L225 Difference]: With dead ends: 136 [2020-07-20 16:25:52,647 INFO L226 Difference]: Without dead ends: 82 [2020-07-20 16:25:52,648 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 16:25:52,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-07-20 16:25:52,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2020-07-20 16:25:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-07-20 16:25:52,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2020-07-20 16:25:52,656 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 64 [2020-07-20 16:25:52,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:52,659 INFO L479 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2020-07-20 16:25:52,659 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 16:25:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2020-07-20 16:25:52,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-20 16:25:52,660 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 16:25:52,660 INFO L422 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] [2020-07-20 16:25:52,873 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:52,874 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 16:25:52,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 16:25:52,875 INFO L82 PathProgramCache]: Analyzing trace with hash 145085063, now seen corresponding path program 1 times [2020-07-20 16:25:52,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 16:25:52,876 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1849224016] [2020-07-20 16:25:52,877 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) 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 [2020-07-20 16:25:53,261 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-20 16:25:53,261 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 16:25:53,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 16:25:53,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 16:25:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 16:25:53,323 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 16:25:53,323 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1849224016] [2020-07-20 16:25:53,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 16:25:53,324 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 16:25:53,324 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705806777] [2020-07-20 16:25:53,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 16:25:53,325 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 16:25:53,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 16:25:53,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 16:25:53,325 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 6 states. [2020-07-20 16:25:53,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 16:25:53,512 INFO L93 Difference]: Finished difference Result 130 states and 153 transitions. [2020-07-20 16:25:53,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 16:25:53,513 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-20 16:25:53,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 16:25:53,514 INFO L225 Difference]: With dead ends: 130 [2020-07-20 16:25:53,514 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 16:25:53,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 16:25:53,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 16:25:53,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 16:25:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 16:25:53,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 16:25:53,517 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-07-20 16:25:53,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 16:25:53,517 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 16:25:53,517 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 16:25:53,517 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 16:25:53,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 16:25:53,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 16:25:53,730 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 16:25:54,098 INFO L268 CegarLoopResult]: For program point L514-2(lines 514 535) no Hoare annotation was computed. [2020-07-20 16:25:54,098 INFO L268 CegarLoopResult]: For program point L536(lines 513 537) no Hoare annotation was computed. [2020-07-20 16:25:54,098 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 489 544) no Hoare annotation was computed. [2020-07-20 16:25:54,098 INFO L268 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 489 544) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 489 544) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point L577(lines 577 581) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 581) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-07-20 16:25:54,099 INFO L268 CegarLoopResult]: For program point L571-2(lines 571 596) no Hoare annotation was computed. [2020-07-20 16:25:54,100 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 545 604) no Hoare annotation was computed. [2020-07-20 16:25:54,100 INFO L268 CegarLoopResult]: For program point L597(lines 570 598) no Hoare annotation was computed. [2020-07-20 16:25:54,100 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 545 604) no Hoare annotation was computed. [2020-07-20 16:25:54,100 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-07-20 16:25:54,100 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-20 16:25:54,100 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 545 604) no Hoare annotation was computed. [2020-07-20 16:25:54,101 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 821 827) the Hoare annotation is: true [2020-07-20 16:25:54,101 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 821 827) no Hoare annotation was computed. [2020-07-20 16:25:54,101 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 828 836) no Hoare annotation was computed. [2020-07-20 16:25:54,101 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 828 836) the Hoare annotation is: true [2020-07-20 16:25:54,101 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 828 836) no Hoare annotation was computed. [2020-07-20 16:25:54,101 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 839 846) the Hoare annotation is: true [2020-07-20 16:25:54,102 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 839 846) no Hoare annotation was computed. [2020-07-20 16:25:54,102 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 839 846) no Hoare annotation was computed. [2020-07-20 16:25:54,102 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 847 856) the Hoare annotation is: true [2020-07-20 16:25:54,102 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 847 856) no Hoare annotation was computed. [2020-07-20 16:25:54,102 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 847 856) no Hoare annotation was computed. [2020-07-20 16:25:54,102 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-07-20 16:25:54,102 INFO L268 CegarLoopResult]: For program point L865(lines 865 882) no Hoare annotation was computed. [2020-07-20 16:25:54,103 INFO L268 CegarLoopResult]: For program point L865-1(lines 857 885) no Hoare annotation was computed. [2020-07-20 16:25:54,103 INFO L271 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: true [2020-07-20 16:25:54,103 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-07-20 16:25:54,103 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 857 885) the Hoare annotation is: true [2020-07-20 16:25:54,103 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 857 885) no Hoare annotation was computed. [2020-07-20 16:25:54,103 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:54,104 INFO L268 CegarLoopResult]: For program point L870(lines 870 876) no Hoare annotation was computed. [2020-07-20 16:25:54,104 INFO L268 CegarLoopResult]: For program point L869(lines 869 879) no Hoare annotation was computed. [2020-07-20 16:25:54,104 INFO L271 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: true [2020-07-20 16:25:54,104 INFO L268 CegarLoopResult]: For program point L867-1(line 867) no Hoare annotation was computed. [2020-07-20 16:25:54,104 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 413 435) the Hoare annotation is: true [2020-07-20 16:25:54,104 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2020-07-20 16:25:54,104 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2020-07-20 16:25:54,105 INFO L271 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: true [2020-07-20 16:25:54,105 INFO L271 CegarLoopResult]: At program point L425-1(line 425) the Hoare annotation is: true [2020-07-20 16:25:54,105 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-07-20 16:25:54,105 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2020-07-20 16:25:54,105 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-20 16:25:54,105 INFO L271 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: true [2020-07-20 16:25:54,105 INFO L271 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: true [2020-07-20 16:25:54,106 INFO L271 CegarLoopResult]: At program point L419-1(line 419) the Hoare annotation is: true [2020-07-20 16:25:54,106 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-07-20 16:25:54,106 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-07-20 16:25:54,106 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 367 390) no Hoare annotation was computed. [2020-07-20 16:25:54,106 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-07-20 16:25:54,106 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-07-20 16:25:54,107 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-07-20 16:25:54,107 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 367 390) no Hoare annotation was computed. [2020-07-20 16:25:54,107 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-07-20 16:25:54,107 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 367 390) no Hoare annotation was computed. [2020-07-20 16:25:54,107 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-07-20 16:25:54,107 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-07-20 16:25:54,107 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point L374(line 374) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 170 177) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 170 177) no Hoare annotation was computed. [2020-07-20 16:25:54,108 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 170 177) no Hoare annotation was computed. [2020-07-20 16:25:54,109 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2020-07-20 16:25:54,109 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2020-07-20 16:25:54,109 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2020-07-20 16:25:54,109 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-20 16:25:54,109 INFO L268 CegarLoopResult]: For program point L254-1(line 254) no Hoare annotation was computed. [2020-07-20 16:25:54,109 INFO L268 CegarLoopResult]: For program point L243(lines 243 251) no Hoare annotation was computed. [2020-07-20 16:25:54,109 INFO L268 CegarLoopResult]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2020-07-20 16:25:54,109 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2020-07-20 16:25:54,110 INFO L268 CegarLoopResult]: For program point L231(lines 231 239) no Hoare annotation was computed. [2020-07-20 16:25:54,110 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2020-07-20 16:25:54,110 INFO L268 CegarLoopResult]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2020-07-20 16:25:54,110 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2020-07-20 16:25:54,110 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 814 820) no Hoare annotation was computed. [2020-07-20 16:25:54,110 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 814 820) the Hoare annotation is: true [2020-07-20 16:25:54,110 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 443 488) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 443 488) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 443 488) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point L770-1(lines 770 790) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 756 801) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 756 801) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point L776(lines 776 783) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 756 801) no Hoare annotation was computed. [2020-07-20 16:25:54,111 INFO L268 CegarLoopResult]: For program point L770(lines 770 790) no Hoare annotation was computed. [2020-07-20 16:25:54,112 INFO L271 CegarLoopResult]: At program point runTestENTRY(lines 399 409) the Hoare annotation is: true [2020-07-20 16:25:54,112 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 399 409) no Hoare annotation was computed. [2020-07-20 16:25:54,112 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 399 409) no Hoare annotation was computed. [2020-07-20 16:25:54,112 INFO L271 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: true [2020-07-20 16:25:54,112 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-07-20 16:25:54,112 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-07-20 16:25:54,113 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 204 214) no Hoare annotation was computed. [2020-07-20 16:25:54,113 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2020-07-20 16:25:54,113 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2020-07-20 16:25:54,113 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 196 203) no Hoare annotation was computed. [2020-07-20 16:25:54,113 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2020-07-20 16:25:54,113 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2020-07-20 16:25:54,113 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 163 169) no Hoare annotation was computed. [2020-07-20 16:25:54,114 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 163 169) the Hoare annotation is: true [2020-07-20 16:25:54,114 INFO L271 CegarLoopResult]: At program point testENTRY(lines 262 325) the Hoare annotation is: true [2020-07-20 16:25:54,114 INFO L264 CegarLoopResult]: At program point L318(lines 271 319) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:54,114 INFO L268 CegarLoopResult]: For program point testFINAL(lines 262 325) no Hoare annotation was computed. [2020-07-20 16:25:54,114 INFO L268 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-07-20 16:25:54,114 INFO L264 CegarLoopResult]: At program point L308-2(lines 302 313) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:54,114 INFO L268 CegarLoopResult]: For program point L273(lines 272 317) no Hoare annotation was computed. [2020-07-20 16:25:54,115 INFO L268 CegarLoopResult]: For program point L302(lines 302 313) no Hoare annotation was computed. [2020-07-20 16:25:54,115 INFO L264 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:54,115 INFO L268 CegarLoopResult]: For program point L292(lines 292 298) no Hoare annotation was computed. [2020-07-20 16:25:54,115 INFO L268 CegarLoopResult]: For program point L292-1(lines 292 298) no Hoare annotation was computed. [2020-07-20 16:25:54,115 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:54,115 INFO L264 CegarLoopResult]: At program point L315(lines 272 317) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (<= test_~splverifierCounter~0 0)) [2020-07-20 16:25:54,116 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-07-20 16:25:54,116 INFO L268 CegarLoopResult]: For program point L282-1(lines 282 288) no Hoare annotation was computed. [2020-07-20 16:25:54,116 INFO L268 CegarLoopResult]: For program point L274(lines 274 278) no Hoare annotation was computed. [2020-07-20 16:25:54,116 INFO L268 CegarLoopResult]: For program point testEXIT(lines 262 325) no Hoare annotation was computed. [2020-07-20 16:25:54,116 INFO L268 CegarLoopResult]: For program point L730(lines 730 737) no Hoare annotation was computed. [2020-07-20 16:25:54,116 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 710 755) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 710 755) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point L724(lines 724 744) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point L724-1(lines 724 744) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 710 755) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:25:54,117 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 607 709) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point L636(lines 636 652) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point L696(lines 696 703) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point L657(lines 656 676) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point L653(lines 653 694) no Hoare annotation was computed. [2020-07-20 16:25:54,118 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 607 709) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point L672(line 672) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point L695(lines 695 706) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 607 709) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point L656-2(lines 656 676) no Hoare annotation was computed. [2020-07-20 16:25:54,119 INFO L268 CegarLoopResult]: For program point L677(lines 655 678) no Hoare annotation was computed. [2020-07-20 16:25:54,120 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 804 813) no Hoare annotation was computed. [2020-07-20 16:25:54,120 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 804 813) no Hoare annotation was computed. [2020-07-20 16:25:54,120 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 804 813) no Hoare annotation was computed. [2020-07-20 16:25:54,120 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:54,120 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:25:54,120 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:54,120 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-20 16:25:54,120 INFO L268 CegarLoopResult]: For program point L190-1(lines 179 195) no Hoare annotation was computed. [2020-07-20 16:25:54,121 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 179 195) no Hoare annotation was computed. [2020-07-20 16:25:54,121 INFO L268 CegarLoopResult]: For program point L186(lines 186 192) no Hoare annotation was computed. [2020-07-20 16:25:54,121 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 179 195) no Hoare annotation was computed. [2020-07-20 16:25:54,121 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-20 16:25:54,121 INFO L268 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-07-20 16:25:54,121 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-07-20 16:25:54,121 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:25:54,121 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-07-20 16:25:54,122 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2020-07-20 16:25:54,122 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:25:54,122 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-07-20 16:25:54,122 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:54,122 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 16:25:54,122 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:54,122 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:25:54,122 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:25:54,123 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-07-20 16:25:54,123 INFO L271 CegarLoopResult]: At program point L152(line 152) the Hoare annotation is: true [2020-07-20 16:25:54,123 INFO L271 CegarLoopResult]: At program point L150(lines 150 156) the Hoare annotation is: true [2020-07-20 16:25:54,123 INFO L264 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 16:25:54,123 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 136 162) the Hoare annotation is: true [2020-07-20 16:25:54,123 INFO L268 CegarLoopResult]: For program point L143(lines 139 161) no Hoare annotation was computed. [2020-07-20 16:25:54,124 INFO L268 CegarLoopResult]: For program point L141(lines 139 161) no Hoare annotation was computed. [2020-07-20 16:25:54,124 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 136 162) no Hoare annotation was computed. [2020-07-20 16:25:54,124 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 136 162) no Hoare annotation was computed. [2020-07-20 16:25:54,124 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 337 366) no Hoare annotation was computed. [2020-07-20 16:25:54,124 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-07-20 16:25:54,124 INFO L271 CegarLoopResult]: At program point L351-1(lines 351 355) the Hoare annotation is: true [2020-07-20 16:25:54,124 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 337 366) the Hoare annotation is: true [2020-07-20 16:25:54,124 INFO L268 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-07-20 16:25:54,125 INFO L271 CegarLoopResult]: At program point L347-2(lines 347 361) the Hoare annotation is: true [2020-07-20 16:25:54,125 INFO L271 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: true [2020-07-20 16:25:54,125 INFO L268 CegarLoopResult]: For program point L343-1(line 343) no Hoare annotation was computed. [2020-07-20 16:25:54,125 INFO L271 CegarLoopResult]: At program point L362(lines 337 366) the Hoare annotation is: true [2020-07-20 16:25:54,125 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-07-20 16:25:54,125 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-07-20 16:25:54,125 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:25:54,125 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-07-20 16:25:54,126 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 391 397) no Hoare annotation was computed. [2020-07-20 16:25:54,126 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 391 397) the Hoare annotation is: true [2020-07-20 16:25:54,126 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 16:25:54,126 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 16:25:54,126 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 16:25:54,126 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 16:25:54,126 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:25:54,127 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-07-20 16:25:54,127 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2020-07-20 16:25:54,127 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 327 334) no Hoare annotation was computed. [2020-07-20 16:25:54,127 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 331) no Hoare annotation was computed. [2020-07-20 16:25:54,127 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 327 334) the Hoare annotation is: true [2020-07-20 16:25:54,127 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 327 334) no Hoare annotation was computed. [2020-07-20 16:25:54,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 04:25:54 BoogieIcfgContainer [2020-07-20 16:25:54,142 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 16:25:54,145 INFO L168 Benchmark]: Toolchain (without parser) took 5473.83 ms. Allocated memory was 137.9 MB in the beginning and 250.6 MB in the end (delta: 112.7 MB). Free memory was 101.8 MB in the beginning and 122.1 MB in the end (delta: -20.3 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:54,146 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-20 16:25:54,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.51 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.4 MB in the beginning and 172.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:54,148 INFO L168 Benchmark]: Boogie Preprocessor took 85.44 ms. Allocated memory is still 202.4 MB. Free memory was 172.3 MB in the beginning and 168.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:54,149 INFO L168 Benchmark]: RCFGBuilder took 1013.41 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 168.1 MB in the beginning and 202.3 MB in the end (delta: -34.3 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:54,150 INFO L168 Benchmark]: TraceAbstraction took 3745.86 ms. Allocated memory was 234.4 MB in the beginning and 250.6 MB in the end (delta: 16.3 MB). Free memory was 202.3 MB in the beginning and 122.1 MB in the end (delta: 80.2 MB). Peak memory consumption was 96.4 MB. Max. memory is 7.1 GB. [2020-07-20 16:25:54,154 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 620.51 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 101.4 MB in the beginning and 172.3 MB in the end (delta: -70.9 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.44 ms. Allocated memory is still 202.4 MB. Free memory was 172.3 MB in the beginning and 168.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1013.41 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 168.1 MB in the beginning and 202.3 MB in the end (delta: -34.3 MB). Peak memory consumption was 86.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3745.86 ms. Allocated memory was 234.4 MB in the beginning and 250.6 MB in the end (delta: 16.3 MB). Free memory was 202.3 MB in the beginning and 122.1 MB in the end (delta: 80.2 MB). Peak memory consumption was 96.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 331]: 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: 272]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == pumpRunning)) || splverifierCounter <= 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= systemActive) - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 383 SDtfs, 82 SDslu, 281 SDs, 0 SdLazy, 50 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred 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, 43 LocationsWithAnnotation, 125 PreInvPairs, 132 NumberOfFragments, 117 HoareAnnotationTreeSize, 125 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 418 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 250 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 29788 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2666 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...