/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_spec5_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:38:20,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:38:20,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:38:20,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:38:20,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:38:20,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:38:20,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:38:20,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:38:20,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:38:20,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:38:20,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:38:20,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:38:20,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:38:20,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:38:20,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:38:20,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:38:20,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:38:20,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:38:20,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:38:20,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:38:20,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:38:20,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:38:20,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:38:20,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:38:20,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:38:20,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:38:20,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:38:20,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:38:20,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:38:20,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:38:20,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:38:20,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:38:20,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:38:20,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:38:20,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:38:20,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:38:20,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:38:20,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:38:20,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:38:20,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:38:20,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:38:20,396 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 10:38:20,412 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:38:20,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:38:20,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:38:20,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:38:20,414 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:38:20,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:38:20,415 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:38:20,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:38:20,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:38:20,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:38:20,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:38:20,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:38:20,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:38:20,416 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:38:20,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:38:20,416 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:38:20,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:38:20,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:38:20,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:38:20,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:38:20,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:38:20,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:38:20,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:38:20,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:38:20,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:38:20,418 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:38:20,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:20,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:38:20,419 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:38:20,419 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 10:38:20,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:38:20,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:38:20,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:38:20,729 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:38:20,730 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:38:20,730 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-07-21 10:38:20,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76d93bb8/5c8ae5dbbf6741139dff3165c03c47be/FLAG13a62a858 [2020-07-21 10:38:21,313 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:38:21,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product10.cil.c [2020-07-21 10:38:21,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76d93bb8/5c8ae5dbbf6741139dff3165c03c47be/FLAG13a62a858 [2020-07-21 10:38:21,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c76d93bb8/5c8ae5dbbf6741139dff3165c03c47be [2020-07-21 10:38:21,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:38:21,646 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:38:21,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:21,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:38:21,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:38:21,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:21" (1/1) ... [2020-07-21 10:38:21,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c07bb8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:21, skipping insertion in model container [2020-07-21 10:38:21,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:38:21" (1/1) ... [2020-07-21 10:38:21,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:38:21,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:38:22,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:22,196 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:38:22,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:38:22,338 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:38:22,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22 WrapperNode [2020-07-21 10:38:22,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:38:22,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:38:22,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:38:22,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:38:22,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (1/1) ... [2020-07-21 10:38:22,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (1/1) ... [2020-07-21 10:38:22,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (1/1) ... [2020-07-21 10:38:22,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (1/1) ... [2020-07-21 10:38:22,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (1/1) ... [2020-07-21 10:38:22,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (1/1) ... [2020-07-21 10:38:22,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (1/1) ... [2020-07-21 10:38:22,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:38:22,465 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:38:22,465 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:38:22,465 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:38:22,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (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 10:38:22,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:38:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:38:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:38:22,548 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:38:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:38:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:38:22,549 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:38:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:38:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:38:22,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:38:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:38:22,551 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:38:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:22,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:22,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:38:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:38:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:38:22,554 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:38:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:38:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:38:22,555 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 10:38:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:38:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:38:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:38:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:38:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:38:22,556 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:38:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:38:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:38:22,557 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:38:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:38:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:38:22,558 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:38:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:38:22,558 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:38:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:38:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:38:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:38:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:38:22,559 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:38:22,560 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:38:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:38:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:38:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:38:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:38:22,561 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:38:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:38:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:38:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:38:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-07-21 10:38:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-07-21 10:38:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-07-21 10:38:22,562 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:38:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:38:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:38:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:38:22,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:38:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:38:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:38:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:38:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:38:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:38:22,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:38:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:38:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:38:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:38:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:38:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:38:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:38:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:38:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:38:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:38:22,566 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:38:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:38:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:38:22,567 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:38:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 10:38:22,568 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:38:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:38:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:38:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:38:22,569 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:38:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:38:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:38:22,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:38:23,597 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:38:23,597 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:38:23,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:23 BoogieIcfgContainer [2020-07-21 10:38:23,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:38:23,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:38:23,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:38:23,607 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:38:23,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:38:21" (1/3) ... [2020-07-21 10:38:23,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8b7e8f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:23, skipping insertion in model container [2020-07-21 10:38:23,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:38:22" (2/3) ... [2020-07-21 10:38:23,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8b7e8f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:38:23, skipping insertion in model container [2020-07-21 10:38:23,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:38:23" (3/3) ... [2020-07-21 10:38:23,611 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product10.cil.c [2020-07-21 10:38:23,619 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:38:23,626 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:38:23,639 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:38:23,661 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:38:23,662 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:38:23,662 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:38:23,662 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:38:23,662 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:38:23,662 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:38:23,663 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:38:23,663 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:38:23,686 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2020-07-21 10:38:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-07-21 10:38:23,695 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:23,696 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] [2020-07-21 10:38:23,697 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:23,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:23,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1450676834, now seen corresponding path program 1 times [2020-07-21 10:38:23,711 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:23,712 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [594752267] [2020-07-21 10:38:23,712 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 10:38:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:23,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:38:23,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:24,027 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:24,028 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [594752267] [2020-07-21 10:38:24,029 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:24,029 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:38:24,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947387851] [2020-07-21 10:38:24,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:38:24,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:24,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:38:24,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:38:24,055 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-07-21 10:38:24,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:24,094 INFO L93 Difference]: Finished difference Result 186 states and 233 transitions. [2020-07-21 10:38:24,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:38:24,096 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2020-07-21 10:38:24,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:24,109 INFO L225 Difference]: With dead ends: 186 [2020-07-21 10:38:24,109 INFO L226 Difference]: Without dead ends: 95 [2020-07-21 10:38:24,113 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 [2020-07-21 10:38:24,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-21 10:38:24,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-07-21 10:38:24,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-21 10:38:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-07-21 10:38:24,166 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 59 [2020-07-21 10:38:24,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:24,166 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-07-21 10:38:24,166 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:38:24,167 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-07-21 10:38:24,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:38:24,170 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:24,170 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] [2020-07-21 10:38:24,385 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:24,385 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:24,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:24,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1432063484, now seen corresponding path program 1 times [2020-07-21 10:38:24,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:24,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1699691241] [2020-07-21 10:38:24,387 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 10:38:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:24,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:38:24,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:24,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 10:38:24,664 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:24,664 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1699691241] [2020-07-21 10:38:24,664 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:24,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:24,665 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355948837] [2020-07-21 10:38:24,667 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:24,667 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:24,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:24,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:24,668 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2020-07-21 10:38:24,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:24,684 INFO L93 Difference]: Finished difference Result 131 states and 151 transitions. [2020-07-21 10:38:24,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:24,685 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:38:24,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:24,687 INFO L225 Difference]: With dead ends: 131 [2020-07-21 10:38:24,687 INFO L226 Difference]: Without dead ends: 86 [2020-07-21 10:38:24,689 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 10:38:24,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-07-21 10:38:24,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2020-07-21 10:38:24,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-21 10:38:24,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2020-07-21 10:38:24,700 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 60 [2020-07-21 10:38:24,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:24,701 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2020-07-21 10:38:24,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2020-07-21 10:38:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 10:38:24,703 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:24,704 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] [2020-07-21 10:38:24,916 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:24,917 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:24,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:24,918 INFO L82 PathProgramCache]: Analyzing trace with hash 2005015716, now seen corresponding path program 1 times [2020-07-21 10:38:24,919 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:24,919 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2140460413] [2020-07-21 10:38:24,920 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 10:38:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:25,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:38:25,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:25,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:38:25,139 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:25,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2140460413] [2020-07-21 10:38:25,140 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:25,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:38:25,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369124307] [2020-07-21 10:38:25,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:38:25,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:25,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:38:25,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:38:25,142 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 3 states. [2020-07-21 10:38:25,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:25,156 INFO L93 Difference]: Finished difference Result 144 states and 169 transitions. [2020-07-21 10:38:25,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:38:25,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 10:38:25,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:25,159 INFO L225 Difference]: With dead ends: 144 [2020-07-21 10:38:25,159 INFO L226 Difference]: Without dead ends: 86 [2020-07-21 10:38:25,160 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 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 10:38:25,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-07-21 10:38:25,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2020-07-21 10:38:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-21 10:38:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2020-07-21 10:38:25,178 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 65 [2020-07-21 10:38:25,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:25,183 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2020-07-21 10:38:25,183 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:38:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2020-07-21 10:38:25,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-07-21 10:38:25,191 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:38:25,191 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, 1] [2020-07-21 10:38:25,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:25,407 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:38:25,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:38:25,408 INFO L82 PathProgramCache]: Analyzing trace with hash 427543665, now seen corresponding path program 1 times [2020-07-21 10:38:25,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:38:25,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [709184773] [2020-07-21 10:38:25,408 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 10:38:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:38:25,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:38:25,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:38:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-21 10:38:25,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:38:25,701 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [709184773] [2020-07-21 10:38:25,701 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:38:25,701 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:38:25,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127167936] [2020-07-21 10:38:25,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:38:25,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:38:25,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:38:25,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:38:25,703 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 6 states. [2020-07-21 10:38:25,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:38:25,941 INFO L93 Difference]: Finished difference Result 138 states and 161 transitions. [2020-07-21 10:38:25,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:38:25,943 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2020-07-21 10:38:25,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:38:25,944 INFO L225 Difference]: With dead ends: 138 [2020-07-21 10:38:25,944 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:38:25,948 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 63 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 10:38:25,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:38:25,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:38:25,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:38:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:38:25,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2020-07-21 10:38:25,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:38:25,953 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:38:25,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:38:25,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:38:25,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:38:26,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:38:26,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:38:26,695 INFO L268 CegarLoopResult]: For program point L314(lines 291 315) no Hoare annotation was computed. [2020-07-21 10:38:26,696 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 267 322) no Hoare annotation was computed. [2020-07-21 10:38:26,696 INFO L268 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-07-21 10:38:26,696 INFO L268 CegarLoopResult]: For program point L298-1(lines 298 302) no Hoare annotation was computed. [2020-07-21 10:38:26,696 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 267 322) no Hoare annotation was computed. [2020-07-21 10:38:26,696 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-07-21 10:38:26,696 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 267 322) no Hoare annotation was computed. [2020-07-21 10:38:26,696 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 313) no Hoare annotation was computed. [2020-07-21 10:38:26,697 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-07-21 10:38:26,697 INFO L268 CegarLoopResult]: For program point L349-2(lines 349 374) no Hoare annotation was computed. [2020-07-21 10:38:26,697 INFO L268 CegarLoopResult]: For program point L375(lines 348 376) no Hoare annotation was computed. [2020-07-21 10:38:26,697 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 323 382) no Hoare annotation was computed. [2020-07-21 10:38:26,697 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-07-21 10:38:26,697 INFO L268 CegarLoopResult]: For program point L368-1(line 368) no Hoare annotation was computed. [2020-07-21 10:38:26,697 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 323 382) no Hoare annotation was computed. [2020-07-21 10:38:26,698 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 323 382) no Hoare annotation was computed. [2020-07-21 10:38:26,698 INFO L268 CegarLoopResult]: For program point L355(lines 355 359) no Hoare annotation was computed. [2020-07-21 10:38:26,698 INFO L268 CegarLoopResult]: For program point L355-1(lines 355 359) no Hoare annotation was computed. [2020-07-21 10:38:26,698 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-21 10:38:26,699 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-21 10:38:26,699 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:26,699 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-21 10:38:26,700 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-21 10:38:26,700 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 167 174) the Hoare annotation is: true [2020-07-21 10:38:26,700 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2020-07-21 10:38:26,700 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2020-07-21 10:38:26,700 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 175 184) the Hoare annotation is: true [2020-07-21 10:38:26,700 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 175 184) no Hoare annotation was computed. [2020-07-21 10:38:26,700 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 175 184) no Hoare annotation was computed. [2020-07-21 10:38:26,700 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-07-21 10:38:26,701 INFO L268 CegarLoopResult]: For program point L193(lines 193 210) no Hoare annotation was computed. [2020-07-21 10:38:26,701 INFO L268 CegarLoopResult]: For program point L193-1(lines 185 213) no Hoare annotation was computed. [2020-07-21 10:38:26,701 INFO L271 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: true [2020-07-21 10:38:26,701 INFO L268 CegarLoopResult]: For program point L191-1(line 191) no Hoare annotation was computed. [2020-07-21 10:38:26,703 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 185 213) the Hoare annotation is: true [2020-07-21 10:38:26,703 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 185 213) no Hoare annotation was computed. [2020-07-21 10:38:26,703 INFO L264 CegarLoopResult]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:26,703 INFO L268 CegarLoopResult]: For program point L198(lines 198 204) no Hoare annotation was computed. [2020-07-21 10:38:26,704 INFO L268 CegarLoopResult]: For program point L197(lines 197 207) no Hoare annotation was computed. [2020-07-21 10:38:26,704 INFO L271 CegarLoopResult]: At program point L195(line 195) the Hoare annotation is: true [2020-07-21 10:38:26,704 INFO L268 CegarLoopResult]: For program point L195-1(line 195) no Hoare annotation was computed. [2020-07-21 10:38:26,704 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 872 894) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,704 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 872 894) no Hoare annotation was computed. [2020-07-21 10:38:26,704 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,704 INFO L264 CegarLoopResult]: At program point L884-1(line 884) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,705 INFO L268 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-07-21 10:38:26,705 INFO L268 CegarLoopResult]: For program point L882-1(lines 882 889) no Hoare annotation was computed. [2020-07-21 10:38:26,705 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-07-21 10:38:26,705 INFO L264 CegarLoopResult]: At program point L879(line 879) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,706 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,707 INFO L264 CegarLoopResult]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,707 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 872 894) no Hoare annotation was computed. [2020-07-21 10:38:26,708 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 830 853) no Hoare annotation was computed. [2020-07-21 10:38:26,708 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 830 853) no Hoare annotation was computed. [2020-07-21 10:38:26,708 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 830 853) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-21 10:38:26,709 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 691 698) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 691 698) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 691 698) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 736 744) no Hoare annotation was computed. [2020-07-21 10:38:26,710 INFO L268 CegarLoopResult]: For program point L764(lines 764 772) no Hoare annotation was computed. [2020-07-21 10:38:26,711 INFO L268 CegarLoopResult]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2020-07-21 10:38:26,711 INFO L268 CegarLoopResult]: For program point L752(lines 752 760) no Hoare annotation was computed. [2020-07-21 10:38:26,711 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 745 780) no Hoare annotation was computed. [2020-07-21 10:38:26,711 INFO L268 CegarLoopResult]: For program point L752-2(lines 752 760) no Hoare annotation was computed. [2020-07-21 10:38:26,711 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-07-21 10:38:26,711 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 745 780) no Hoare annotation was computed. [2020-07-21 10:38:26,712 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-07-21 10:38:26,712 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 745 780) no Hoare annotation was computed. [2020-07-21 10:38:26,712 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-21 10:38:26,712 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-21 10:38:26,712 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 221 266) no Hoare annotation was computed. [2020-07-21 10:38:26,713 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 221 266) no Hoare annotation was computed. [2020-07-21 10:38:26,713 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 221 266) no Hoare annotation was computed. [2020-07-21 10:38:26,713 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 534 579) no Hoare annotation was computed. [2020-07-21 10:38:26,713 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 534 579) no Hoare annotation was computed. [2020-07-21 10:38:26,713 INFO L268 CegarLoopResult]: For program point L554(lines 554 561) no Hoare annotation was computed. [2020-07-21 10:38:26,713 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 534 579) no Hoare annotation was computed. [2020-07-21 10:38:26,713 INFO L268 CegarLoopResult]: For program point L548(lines 548 568) no Hoare annotation was computed. [2020-07-21 10:38:26,714 INFO L268 CegarLoopResult]: For program point L548-1(lines 548 568) no Hoare annotation was computed. [2020-07-21 10:38:26,714 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 861 871) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,714 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 861 871) no Hoare annotation was computed. [2020-07-21 10:38:26,714 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 861 871) no Hoare annotation was computed. [2020-07-21 10:38:26,715 INFO L264 CegarLoopResult]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,716 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 725 735) no Hoare annotation was computed. [2020-07-21 10:38:26,716 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2020-07-21 10:38:26,716 INFO L268 CegarLoopResult]: For program point L730(line 730) no Hoare annotation was computed. [2020-07-21 10:38:26,716 INFO L268 CegarLoopResult]: For program point L730-1(line 730) no Hoare annotation was computed. [2020-07-21 10:38:26,716 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 725 735) no Hoare annotation was computed. [2020-07-21 10:38:26,717 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 717 724) no Hoare annotation was computed. [2020-07-21 10:38:26,717 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2020-07-21 10:38:26,717 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 717 724) no Hoare annotation was computed. [2020-07-21 10:38:26,717 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 684 690) no Hoare annotation was computed. [2020-07-21 10:38:26,718 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 684 690) the Hoare annotation is: true [2020-07-21 10:38:26,718 INFO L264 CegarLoopResult]: At program point testENTRY(lines 584 649) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,718 INFO L268 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-07-21 10:38:26,719 INFO L268 CegarLoopResult]: For program point testFINAL(lines 584 649) no Hoare annotation was computed. [2020-07-21 10:38:26,719 INFO L264 CegarLoopResult]: At program point L632-2(lines 624 637) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,719 INFO L268 CegarLoopResult]: For program point L595(lines 594 641) no Hoare annotation was computed. [2020-07-21 10:38:26,719 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,720 INFO L268 CegarLoopResult]: For program point L624(lines 624 637) no Hoare annotation was computed. [2020-07-21 10:38:26,720 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,720 INFO L268 CegarLoopResult]: For program point L614(lines 614 620) no Hoare annotation was computed. [2020-07-21 10:38:26,724 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2020-07-21 10:38:26,724 INFO L264 CegarLoopResult]: At program point L639(lines 594 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,724 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (<= test_~splverifierCounter~0 0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,724 INFO L268 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2020-07-21 10:38:26,724 INFO L268 CegarLoopResult]: For program point L604-1(lines 604 610) no Hoare annotation was computed. [2020-07-21 10:38:26,725 INFO L268 CegarLoopResult]: For program point L596(lines 596 600) no Hoare annotation was computed. [2020-07-21 10:38:26,725 INFO L268 CegarLoopResult]: For program point testEXIT(lines 584 649) no Hoare annotation was computed. [2020-07-21 10:38:26,725 INFO L264 CegarLoopResult]: At program point L642(lines 593 643) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,725 INFO L268 CegarLoopResult]: For program point L508(lines 508 515) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 488 533) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point L502(lines 502 522) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point L502-1(lines 502 522) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 488 533) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 488 533) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-07-21 10:38:26,726 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2020-07-21 10:38:26,727 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2020-07-21 10:38:26,727 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2020-07-21 10:38:26,727 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:26,727 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:26,728 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-21 10:38:26,728 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 385 487) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point L473(lines 473 484) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point L434-2(lines 434 454) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point L455(lines 433 456) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 385 487) no Hoare annotation was computed. [2020-07-21 10:38:26,729 INFO L268 CegarLoopResult]: For program point L414(lines 414 430) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point L435(lines 434 454) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 385 487) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point L466-1(line 466) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point L431(lines 431 472) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:26,730 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 700 716) no Hoare annotation was computed. [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 700 716) no Hoare annotation was computed. [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point L711-1(lines 700 716) no Hoare annotation was computed. [2020-07-21 10:38:26,731 INFO L268 CegarLoopResult]: For program point L707(lines 707 713) no Hoare annotation was computed. [2020-07-21 10:38:26,732 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2020-07-21 10:38:26,732 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2020-07-21 10:38:26,732 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2020-07-21 10:38:26,732 INFO L268 CegarLoopResult]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2020-07-21 10:38:26,732 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2020-07-21 10:38:26,732 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2020-07-21 10:38:26,732 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:26,732 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:38:26,732 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:26,733 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 122 130) no Hoare annotation was computed. [2020-07-21 10:38:26,733 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2020-07-21 10:38:26,733 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2020-07-21 10:38:26,734 INFO L271 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: true [2020-07-21 10:38:26,734 INFO L271 CegarLoopResult]: At program point L671(lines 671 677) the Hoare annotation is: true [2020-07-21 10:38:26,734 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:38:26,734 INFO L268 CegarLoopResult]: For program point L664(lines 660 682) no Hoare annotation was computed. [2020-07-21 10:38:26,734 INFO L268 CegarLoopResult]: For program point L662(lines 660 682) no Hoare annotation was computed. [2020-07-21 10:38:26,734 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 657 683) the Hoare annotation is: true [2020-07-21 10:38:26,734 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 657 683) no Hoare annotation was computed. [2020-07-21 10:38:26,734 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 657 683) no Hoare annotation was computed. [2020-07-21 10:38:26,735 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 800 829) no Hoare annotation was computed. [2020-07-21 10:38:26,735 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 800 829) the Hoare annotation is: true [2020-07-21 10:38:26,735 INFO L271 CegarLoopResult]: At program point L825(lines 800 829) the Hoare annotation is: true [2020-07-21 10:38:26,735 INFO L268 CegarLoopResult]: For program point L821(line 821) no Hoare annotation was computed. [2020-07-21 10:38:26,735 INFO L268 CegarLoopResult]: For program point L814(lines 814 818) no Hoare annotation was computed. [2020-07-21 10:38:26,735 INFO L271 CegarLoopResult]: At program point L814-1(lines 814 818) the Hoare annotation is: true [2020-07-21 10:38:26,735 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-07-21 10:38:26,735 INFO L271 CegarLoopResult]: At program point L810-2(lines 810 824) the Hoare annotation is: true [2020-07-21 10:38:26,736 INFO L271 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: true [2020-07-21 10:38:26,736 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-07-21 10:38:26,736 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2020-07-21 10:38:26,736 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2020-07-21 10:38:26,736 INFO L268 CegarLoopResult]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2020-07-21 10:38:26,736 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 854 860) no Hoare annotation was computed. [2020-07-21 10:38:26,736 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 854 860) the Hoare annotation is: true [2020-07-21 10:38:26,736 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:38:26,737 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:38:26,737 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:38:26,737 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:38:26,737 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2020-07-21 10:38:26,737 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:38:26,737 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2020-07-21 10:38:26,737 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2020-07-21 10:38:26,737 INFO L268 CegarLoopResult]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2020-07-21 10:38:26,739 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2020-07-21 10:38:26,739 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 790 797) no Hoare annotation was computed. [2020-07-21 10:38:26,740 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 794) no Hoare annotation was computed. [2020-07-21 10:38:26,740 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 790 797) the Hoare annotation is: true [2020-07-21 10:38:26,740 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 790 797) no Hoare annotation was computed. [2020-07-21 10:38:26,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:38:26 BoogieIcfgContainer [2020-07-21 10:38:26,768 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:38:26,772 INFO L168 Benchmark]: Toolchain (without parser) took 5124.20 ms. Allocated memory was 138.4 MB in the beginning and 249.0 MB in the end (delta: 110.6 MB). Free memory was 100.6 MB in the beginning and 128.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:26,773 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:38:26,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.68 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 172.7 MB in the end (delta: -72.5 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:26,782 INFO L168 Benchmark]: Boogie Preprocessor took 124.90 ms. Allocated memory is still 202.4 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:26,783 INFO L168 Benchmark]: RCFGBuilder took 1138.09 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 168.0 MB in the beginning and 202.0 MB in the end (delta: -34.1 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:26,784 INFO L168 Benchmark]: TraceAbstraction took 3163.81 ms. Allocated memory was 235.4 MB in the beginning and 249.0 MB in the end (delta: 13.6 MB). Free memory was 200.6 MB in the beginning and 128.0 MB in the end (delta: 72.6 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:38:26,795 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 691.68 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 172.7 MB in the end (delta: -72.5 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.90 ms. Allocated memory is still 202.4 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1138.09 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 168.0 MB in the beginning and 202.0 MB in the end (delta: -34.1 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3163.81 ms. Allocated memory was 235.4 MB in the beginning and 249.0 MB in the end (delta: 13.6 MB). Free memory was 200.6 MB in the beginning and 128.0 MB in the end (delta: 72.6 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 794]: 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: 594]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (splverifierCounter <= 0 && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= \old(systemActive)) - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 399 SDtfs, 87 SDslu, 294 SDs, 0 SdLazy, 52 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred 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, 45 LocationsWithAnnotation, 130 PreInvPairs, 138 NumberOfFragments, 260 HoareAnnotationTreeSize, 130 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 45 FomulaSimplificationsInter, 310 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 30532 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2779 ConjunctsInSsa, 22 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...