/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 11:30:25,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 11:30:25,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 11:30:25,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 11:30:25,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 11:30:25,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 11:30:25,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 11:30:25,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 11:30:25,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 11:30:25,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 11:30:25,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 11:30:25,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 11:30:25,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 11:30:25,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 11:30:25,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 11:30:25,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 11:30:25,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 11:30:25,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 11:30:25,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 11:30:25,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 11:30:25,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 11:30:25,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 11:30:25,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 11:30:25,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 11:30:25,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 11:30:25,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 11:30:25,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 11:30:25,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 11:30:25,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 11:30:25,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 11:30:25,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 11:30:25,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 11:30:25,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 11:30:25,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 11:30:25,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 11:30:25,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 11:30:25,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 11:30:25,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 11:30:25,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 11:30:25,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 11:30:25,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 11:30:25,397 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 [2020-07-17 11:30:25,414 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 11:30:25,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 11:30:25,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 11:30:25,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 11:30:25,416 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 11:30:25,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 11:30:25,416 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 11:30:25,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 11:30:25,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 11:30:25,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 11:30:25,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 11:30:25,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 11:30:25,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 11:30:25,418 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 11:30:25,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 11:30:25,418 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 11:30:25,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 11:30:25,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 11:30:25,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 11:30:25,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 11:30:25,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 11:30:25,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 11:30:25,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 11:30:25,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 11:30:25,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 11:30:25,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 11:30:25,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 11:30:25,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 11:30:25,421 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 11:30:25,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 11:30:25,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 11:30:25,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 11:30:25,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 11:30:25,725 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 11:30:25,726 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 11:30:25,726 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2020-07-17 11:30:25,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dee74ed5/c80860953fbe477a85f3ee62d8a85286/FLAG4d83e1e55 [2020-07-17 11:30:26,258 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 11:30:26,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2020-07-17 11:30:26,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dee74ed5/c80860953fbe477a85f3ee62d8a85286/FLAG4d83e1e55 [2020-07-17 11:30:26,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dee74ed5/c80860953fbe477a85f3ee62d8a85286 [2020-07-17 11:30:26,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 11:30:26,621 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 11:30:26,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 11:30:26,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 11:30:26,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 11:30:26,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:30:26" (1/1) ... [2020-07-17 11:30:26,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@497d75ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:26, skipping insertion in model container [2020-07-17 11:30:26,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 11:30:26" (1/1) ... [2020-07-17 11:30:26,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 11:30:26,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 11:30:27,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:30:27,171 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 11:30:27,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 11:30:27,357 INFO L208 MainTranslator]: Completed translation [2020-07-17 11:30:27,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27 WrapperNode [2020-07-17 11:30:27,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 11:30:27,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 11:30:27,359 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 11:30:27,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 11:30:27,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (1/1) ... [2020-07-17 11:30:27,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (1/1) ... [2020-07-17 11:30:27,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (1/1) ... [2020-07-17 11:30:27,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (1/1) ... [2020-07-17 11:30:27,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (1/1) ... [2020-07-17 11:30:27,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (1/1) ... [2020-07-17 11:30:27,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (1/1) ... [2020-07-17 11:30:27,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 11:30:27,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 11:30:27,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 11:30:27,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 11:30:27,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (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 [2020-07-17 11:30:27,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 11:30:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 11:30:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 11:30:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 11:30:27,544 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 11:30:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 11:30:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 11:30:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 11:30:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 11:30:27,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 11:30:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 11:30:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 11:30:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 11:30:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 11:30:27,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 11:30:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 11:30:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 11:30:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 11:30:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 11:30:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 11:30:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 11:30:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 11:30:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 11:30:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-17 11:30:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-17 11:30:27,548 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 11:30:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 11:30:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 11:30:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 11:30:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 11:30:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 11:30:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 11:30:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 11:30:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 11:30:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 11:30:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 11:30:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 11:30:27,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 11:30:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 11:30:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 11:30:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 11:30:27,551 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 11:30:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 11:30:27,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 11:30:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 11:30:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 11:30:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 11:30:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 11:30:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 11:30:27,552 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 11:30:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 11:30:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 11:30:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 11:30:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 11:30:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 11:30:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 11:30:27,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 11:30:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 11:30:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 11:30:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 11:30:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 11:30:27,554 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 11:30:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 11:30:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 11:30:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 11:30:27,555 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 11:30:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 11:30:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 11:30:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 11:30:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 11:30:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 11:30:27,556 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 11:30:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 11:30:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 11:30:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 11:30:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 11:30:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 11:30:27,557 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-17 11:30:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 11:30:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 11:30:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 11:30:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 11:30:27,558 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 11:30:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 11:30:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 11:30:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-17 11:30:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 11:30:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 11:30:27,559 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 11:30:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 11:30:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 11:30:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 11:30:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 11:30:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 11:30:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 11:30:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 11:30:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 11:30:27,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 11:30:28,829 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 11:30:28,831 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 11:30:28,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:30:28 BoogieIcfgContainer [2020-07-17 11:30:28,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 11:30:28,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 11:30:28,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 11:30:28,841 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 11:30:28,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 11:30:26" (1/3) ... [2020-07-17 11:30:28,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9bc1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:30:28, skipping insertion in model container [2020-07-17 11:30:28,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 11:30:27" (2/3) ... [2020-07-17 11:30:28,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c9bc1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 11:30:28, skipping insertion in model container [2020-07-17 11:30:28,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 11:30:28" (3/3) ... [2020-07-17 11:30:28,845 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2020-07-17 11:30:28,857 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 11:30:28,865 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 11:30:28,880 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 11:30:28,907 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 11:30:28,907 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 11:30:28,907 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 11:30:28,908 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 11:30:28,908 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 11:30:28,908 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 11:30:28,908 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 11:30:28,909 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 11:30:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2020-07-17 11:30:28,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-17 11:30:28,945 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:28,947 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:28,947 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:28,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:28,954 INFO L82 PathProgramCache]: Analyzing trace with hash 805370938, now seen corresponding path program 1 times [2020-07-17 11:30:28,964 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:28,964 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165213725] [2020-07-17 11:30:28,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,670 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:29,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:29,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165213725] [2020-07-17 11:30:29,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:29,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 11:30:29,778 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887829495] [2020-07-17 11:30:29,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 11:30:29,784 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:29,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 11:30:29,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-17 11:30:29,805 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 4 states. [2020-07-17 11:30:31,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:31,095 INFO L93 Difference]: Finished difference Result 328 states and 428 transitions. [2020-07-17 11:30:31,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-17 11:30:31,097 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-17 11:30:31,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:31,112 INFO L225 Difference]: With dead ends: 328 [2020-07-17 11:30:31,113 INFO L226 Difference]: Without dead ends: 181 [2020-07-17 11:30:31,118 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-17 11:30:31,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2020-07-17 11:30:31,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 148. [2020-07-17 11:30:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2020-07-17 11:30:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 176 transitions. [2020-07-17 11:30:31,235 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 176 transitions. Word has length 51 [2020-07-17 11:30:31,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:31,236 INFO L479 AbstractCegarLoop]: Abstraction has 148 states and 176 transitions. [2020-07-17 11:30:31,236 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 11:30:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2020-07-17 11:30:31,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 11:30:31,240 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:31,241 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:31,241 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 11:30:31,241 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:31,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:31,242 INFO L82 PathProgramCache]: Analyzing trace with hash -239223915, now seen corresponding path program 1 times [2020-07-17 11:30:31,242 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:31,242 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531248244] [2020-07-17 11:30:31,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,579 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:31,663 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531248244] [2020-07-17 11:30:31,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:31,664 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 11:30:31,664 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061054227] [2020-07-17 11:30:31,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 11:30:31,666 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:31,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 11:30:31,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 11:30:31,667 INFO L87 Difference]: Start difference. First operand 148 states and 176 transitions. Second operand 5 states. [2020-07-17 11:30:32,089 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:33,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:33,102 INFO L93 Difference]: Finished difference Result 273 states and 339 transitions. [2020-07-17 11:30:33,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 11:30:33,103 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-17 11:30:33,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:33,107 INFO L225 Difference]: With dead ends: 273 [2020-07-17 11:30:33,108 INFO L226 Difference]: Without dead ends: 171 [2020-07-17 11:30:33,110 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-17 11:30:33,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-07-17 11:30:33,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 139. [2020-07-17 11:30:33,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-07-17 11:30:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2020-07-17 11:30:33,153 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 52 [2020-07-17 11:30:33,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:33,154 INFO L479 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2020-07-17 11:30:33,154 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 11:30:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2020-07-17 11:30:33,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-07-17 11:30:33,157 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:33,157 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:33,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 11:30:33,158 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:33,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:33,158 INFO L82 PathProgramCache]: Analyzing trace with hash -2031785454, now seen corresponding path program 1 times [2020-07-17 11:30:33,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:33,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308668464] [2020-07-17 11:30:33,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,500 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:33,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:33,587 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308668464] [2020-07-17 11:30:33,587 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:33,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:30:33,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459074620] [2020-07-17 11:30:33,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:30:33,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:33,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:30:33,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:30:33,589 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 9 states. [2020-07-17 11:30:34,009 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:34,337 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:34,637 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:34,872 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:36,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:36,247 INFO L93 Difference]: Finished difference Result 282 states and 354 transitions. [2020-07-17 11:30:36,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-17 11:30:36,248 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-07-17 11:30:36,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:36,251 INFO L225 Difference]: With dead ends: 282 [2020-07-17 11:30:36,251 INFO L226 Difference]: Without dead ends: 171 [2020-07-17 11:30:36,258 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-17 11:30:36,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-07-17 11:30:36,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 139. [2020-07-17 11:30:36,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-07-17 11:30:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 163 transitions. [2020-07-17 11:30:36,330 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 163 transitions. Word has length 56 [2020-07-17 11:30:36,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:36,332 INFO L479 AbstractCegarLoop]: Abstraction has 139 states and 163 transitions. [2020-07-17 11:30:36,333 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:30:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2020-07-17 11:30:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-07-17 11:30:36,347 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:36,347 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:36,347 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 11:30:36,348 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:36,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:36,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1519881096, now seen corresponding path program 1 times [2020-07-17 11:30:36,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:36,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228512880] [2020-07-17 11:30:36,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,682 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:36,800 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228512880] [2020-07-17 11:30:36,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:36,801 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-17 11:30:36,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385013022] [2020-07-17 11:30:36,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-17 11:30:36,802 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:36,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-17 11:30:36,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-17 11:30:36,803 INFO L87 Difference]: Start difference. First operand 139 states and 163 transitions. Second operand 7 states. [2020-07-17 11:30:37,144 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:38,389 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:39,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:39,150 INFO L93 Difference]: Finished difference Result 382 states and 483 transitions. [2020-07-17 11:30:39,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 11:30:39,150 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2020-07-17 11:30:39,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:39,154 INFO L225 Difference]: With dead ends: 382 [2020-07-17 11:30:39,154 INFO L226 Difference]: Without dead ends: 271 [2020-07-17 11:30:39,156 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-17 11:30:39,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2020-07-17 11:30:39,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 225. [2020-07-17 11:30:39,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-07-17 11:30:39,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 258 transitions. [2020-07-17 11:30:39,219 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 258 transitions. Word has length 74 [2020-07-17 11:30:39,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:39,219 INFO L479 AbstractCegarLoop]: Abstraction has 225 states and 258 transitions. [2020-07-17 11:30:39,220 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-17 11:30:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 258 transitions. [2020-07-17 11:30:39,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-17 11:30:39,221 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:39,222 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:39,222 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 11:30:39,223 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:39,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:39,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1815815577, now seen corresponding path program 1 times [2020-07-17 11:30:39,223 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:39,224 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051161688] [2020-07-17 11:30:39,224 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,530 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:39,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:39,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051161688] [2020-07-17 11:30:39,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:39,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 11:30:39,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382824614] [2020-07-17 11:30:39,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 11:30:39,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:39,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 11:30:39,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 11:30:39,665 INFO L87 Difference]: Start difference. First operand 225 states and 258 transitions. Second operand 9 states. [2020-07-17 11:30:40,042 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:41,333 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:41,599 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:41,841 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:42,059 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:43,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:43,491 INFO L93 Difference]: Finished difference Result 666 states and 830 transitions. [2020-07-17 11:30:43,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-17 11:30:43,492 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2020-07-17 11:30:43,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:43,499 INFO L225 Difference]: With dead ends: 666 [2020-07-17 11:30:43,499 INFO L226 Difference]: Without dead ends: 469 [2020-07-17 11:30:43,503 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-17 11:30:43,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2020-07-17 11:30:43,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 398. [2020-07-17 11:30:43,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2020-07-17 11:30:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 456 transitions. [2020-07-17 11:30:43,615 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 456 transitions. Word has length 88 [2020-07-17 11:30:43,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:43,616 INFO L479 AbstractCegarLoop]: Abstraction has 398 states and 456 transitions. [2020-07-17 11:30:43,616 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 11:30:43,616 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 456 transitions. [2020-07-17 11:30:43,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-07-17 11:30:43,618 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:43,618 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:43,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 11:30:43,618 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:43,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:43,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1743532533, now seen corresponding path program 1 times [2020-07-17 11:30:43,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:43,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44069534] [2020-07-17 11:30:43,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:43,893 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:44,102 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44069534] [2020-07-17 11:30:44,102 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:44,102 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-17 11:30:44,102 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956864974] [2020-07-17 11:30:44,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:30:44,103 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:44,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:30:44,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:30:44,104 INFO L87 Difference]: Start difference. First operand 398 states and 456 transitions. Second operand 10 states. [2020-07-17 11:30:44,636 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:45,796 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:46,024 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:46,295 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:46,564 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:47,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:47,820 INFO L93 Difference]: Finished difference Result 874 states and 1071 transitions. [2020-07-17 11:30:47,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-17 11:30:47,823 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 92 [2020-07-17 11:30:47,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:47,829 INFO L225 Difference]: With dead ends: 874 [2020-07-17 11:30:47,829 INFO L226 Difference]: Without dead ends: 504 [2020-07-17 11:30:47,831 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2020-07-17 11:30:47,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2020-07-17 11:30:47,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 397. [2020-07-17 11:30:47,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-07-17 11:30:47,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 453 transitions. [2020-07-17 11:30:47,930 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 453 transitions. Word has length 92 [2020-07-17 11:30:47,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:47,931 INFO L479 AbstractCegarLoop]: Abstraction has 397 states and 453 transitions. [2020-07-17 11:30:47,931 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:30:47,931 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 453 transitions. [2020-07-17 11:30:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-17 11:30:47,934 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:47,934 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:47,935 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 11:30:47,935 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:47,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:47,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1672267508, now seen corresponding path program 1 times [2020-07-17 11:30:47,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:47,939 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148188644] [2020-07-17 11:30:47,939 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,204 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:48,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:48,362 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148188644] [2020-07-17 11:30:48,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:48,362 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-17 11:30:48,363 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283602382] [2020-07-17 11:30:48,363 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-17 11:30:48,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:48,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-17 11:30:48,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-17 11:30:48,364 INFO L87 Difference]: Start difference. First operand 397 states and 453 transitions. Second operand 10 states. [2020-07-17 11:30:49,418 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-17 11:30:49,657 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-17 11:30:49,912 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:50,137 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:51,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:51,336 INFO L93 Difference]: Finished difference Result 877 states and 1082 transitions. [2020-07-17 11:30:51,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-17 11:30:51,337 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-07-17 11:30:51,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:51,341 INFO L225 Difference]: With dead ends: 877 [2020-07-17 11:30:51,341 INFO L226 Difference]: Without dead ends: 508 [2020-07-17 11:30:51,343 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-07-17 11:30:51,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2020-07-17 11:30:51,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 407. [2020-07-17 11:30:51,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2020-07-17 11:30:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 463 transitions. [2020-07-17 11:30:51,424 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 463 transitions. Word has length 93 [2020-07-17 11:30:51,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:51,424 INFO L479 AbstractCegarLoop]: Abstraction has 407 states and 463 transitions. [2020-07-17 11:30:51,424 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-17 11:30:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 463 transitions. [2020-07-17 11:30:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-17 11:30:51,426 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:51,426 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:51,427 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-17 11:30:51,427 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:51,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:51,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1599880950, now seen corresponding path program 1 times [2020-07-17 11:30:51,428 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:51,428 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533631061] [2020-07-17 11:30:51,428 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,751 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:51,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533631061] [2020-07-17 11:30:51,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:51,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-17 11:30:51,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600717492] [2020-07-17 11:30:51,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-17 11:30:51,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:51,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-17 11:30:51,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-07-17 11:30:51,986 INFO L87 Difference]: Start difference. First operand 407 states and 463 transitions. Second operand 12 states. [2020-07-17 11:30:52,821 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:53,046 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:53,273 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:53,920 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:54,175 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:54,441 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 11:30:55,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:30:55,836 INFO L93 Difference]: Finished difference Result 901 states and 1126 transitions. [2020-07-17 11:30:55,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-17 11:30:55,842 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 93 [2020-07-17 11:30:55,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:30:55,846 INFO L225 Difference]: With dead ends: 901 [2020-07-17 11:30:55,846 INFO L226 Difference]: Without dead ends: 522 [2020-07-17 11:30:55,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2020-07-17 11:30:55,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-07-17 11:30:55,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 415. [2020-07-17 11:30:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2020-07-17 11:30:55,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 471 transitions. [2020-07-17 11:30:55,917 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 471 transitions. Word has length 93 [2020-07-17 11:30:55,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:30:55,918 INFO L479 AbstractCegarLoop]: Abstraction has 415 states and 471 transitions. [2020-07-17 11:30:55,918 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-17 11:30:55,918 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 471 transitions. [2020-07-17 11:30:55,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-17 11:30:55,919 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:30:55,920 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:30:55,920 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-17 11:30:55,920 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:30:55,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:30:55,920 INFO L82 PathProgramCache]: Analyzing trace with hash 1929646711, now seen corresponding path program 1 times [2020-07-17 11:30:55,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:30:55,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554408916] [2020-07-17 11:30:55,921 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:30:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,234 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:30:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:30:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:30:56,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554408916] [2020-07-17 11:30:56,460 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:30:56,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 11:30:56,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837531102] [2020-07-17 11:30:56,461 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 11:30:56,461 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:30:56,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 11:30:56,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-17 11:30:56,462 INFO L87 Difference]: Start difference. First operand 415 states and 471 transitions. Second operand 8 states. [2020-07-17 11:30:56,905 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:30:57,706 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:31:00,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:31:00,475 INFO L93 Difference]: Finished difference Result 1240 states and 1603 transitions. [2020-07-17 11:31:00,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-17 11:31:00,475 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-07-17 11:31:00,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:31:00,481 INFO L225 Difference]: With dead ends: 1240 [2020-07-17 11:31:00,482 INFO L226 Difference]: Without dead ends: 853 [2020-07-17 11:31:00,484 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2020-07-17 11:31:00,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2020-07-17 11:31:00,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 721. [2020-07-17 11:31:00,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2020-07-17 11:31:00,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 849 transitions. [2020-07-17 11:31:00,633 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 849 transitions. Word has length 93 [2020-07-17 11:31:00,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:31:00,633 INFO L479 AbstractCegarLoop]: Abstraction has 721 states and 849 transitions. [2020-07-17 11:31:00,633 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 11:31:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 849 transitions. [2020-07-17 11:31:00,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-07-17 11:31:00,637 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:31:00,637 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:31:00,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-17 11:31:00,638 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:31:00,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:31:00,638 INFO L82 PathProgramCache]: Analyzing trace with hash 446997693, now seen corresponding path program 1 times [2020-07-17 11:31:00,638 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:31:00,639 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590857830] [2020-07-17 11:31:00,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:31:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,930 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:31:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:01,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:31:01,051 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590857830] [2020-07-17 11:31:01,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 11:31:01,051 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 11:31:01,051 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276979665] [2020-07-17 11:31:01,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 11:31:01,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:31:01,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 11:31:01,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-17 11:31:01,053 INFO L87 Difference]: Start difference. First operand 721 states and 849 transitions. Second operand 8 states. [2020-07-17 11:31:01,507 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-17 11:31:04,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:31:04,174 INFO L93 Difference]: Finished difference Result 1414 states and 1816 transitions. [2020-07-17 11:31:04,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-17 11:31:04,175 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 97 [2020-07-17 11:31:04,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:31:04,183 INFO L225 Difference]: With dead ends: 1414 [2020-07-17 11:31:04,183 INFO L226 Difference]: Without dead ends: 1411 [2020-07-17 11:31:04,185 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=171, Invalid=479, Unknown=0, NotChecked=0, Total=650 [2020-07-17 11:31:04,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2020-07-17 11:31:04,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1213. [2020-07-17 11:31:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1213 states. [2020-07-17 11:31:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1213 states and 1442 transitions. [2020-07-17 11:31:04,381 INFO L78 Accepts]: Start accepts. Automaton has 1213 states and 1442 transitions. Word has length 97 [2020-07-17 11:31:04,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:31:04,381 INFO L479 AbstractCegarLoop]: Abstraction has 1213 states and 1442 transitions. [2020-07-17 11:31:04,381 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 11:31:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1442 transitions. [2020-07-17 11:31:04,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-07-17 11:31:04,386 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:31:04,386 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:31:04,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-17 11:31:04,387 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:31:04,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:31:04,387 INFO L82 PathProgramCache]: Analyzing trace with hash 350097324, now seen corresponding path program 1 times [2020-07-17 11:31:04,387 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:31:04,388 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532121769] [2020-07-17 11:31:04,388 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:31:04,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,659 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:31:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-17 11:31:04,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532121769] [2020-07-17 11:31:04,871 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87758840] [2020-07-17 11:31:04,871 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:31:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:05,089 INFO L264 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-17 11:31:05,107 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:31:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 11:31:05,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:31:05,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 13 [2020-07-17 11:31:05,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88550093] [2020-07-17 11:31:05,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 11:31:05,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:31:05,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 11:31:05,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-17 11:31:05,192 INFO L87 Difference]: Start difference. First operand 1213 states and 1442 transitions. Second operand 3 states. [2020-07-17 11:31:05,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:31:05,601 INFO L93 Difference]: Finished difference Result 2041 states and 2465 transitions. [2020-07-17 11:31:05,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 11:31:05,602 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2020-07-17 11:31:05,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:31:05,612 INFO L225 Difference]: With dead ends: 2041 [2020-07-17 11:31:05,612 INFO L226 Difference]: Without dead ends: 990 [2020-07-17 11:31:05,617 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-17 11:31:05,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2020-07-17 11:31:05,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 990. [2020-07-17 11:31:05,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 990 states. [2020-07-17 11:31:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1164 transitions. [2020-07-17 11:31:05,874 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1164 transitions. Word has length 160 [2020-07-17 11:31:05,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:31:05,875 INFO L479 AbstractCegarLoop]: Abstraction has 990 states and 1164 transitions. [2020-07-17 11:31:05,875 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 11:31:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1164 transitions. [2020-07-17 11:31:05,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-07-17 11:31:05,879 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 11:31:05,879 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 11:31:06,093 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-17 11:31:06,094 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 11:31:06,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 11:31:06,094 INFO L82 PathProgramCache]: Analyzing trace with hash -524813042, now seen corresponding path program 1 times [2020-07-17 11:31:06,095 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 11:31:06,095 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061272253] [2020-07-17 11:31:06,095 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 11:31:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,497 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:31:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:06,820 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-17 11:31:06,820 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061272253] [2020-07-17 11:31:06,820 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228668573] [2020-07-17 11:31:06,821 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-17 11:31:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 11:31:07,060 INFO L264 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-17 11:31:07,077 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-17 11:31:07,256 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-17 11:31:07,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-17 11:31:07,257 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-17 11:31:07,257 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288818933] [2020-07-17 11:31:07,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 11:31:07,258 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 11:31:07,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 11:31:07,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:31:07,259 INFO L87 Difference]: Start difference. First operand 990 states and 1164 transitions. Second operand 8 states. [2020-07-17 11:31:07,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 11:31:07,720 INFO L93 Difference]: Finished difference Result 1780 states and 2094 transitions. [2020-07-17 11:31:07,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 11:31:07,721 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2020-07-17 11:31:07,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 11:31:07,724 INFO L225 Difference]: With dead ends: 1780 [2020-07-17 11:31:07,724 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 11:31:07,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 218 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-17 11:31:07,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 11:31:07,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 11:31:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 11:31:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 11:31:07,730 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2020-07-17 11:31:07,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 11:31:07,730 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 11:31:07,730 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 11:31:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 11:31:07,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 11:31:07,946 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-17 11:31:07,950 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 11:31:10,499 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 270 [2020-07-17 11:31:11,381 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 320 DAG size of output: 298 [2020-07-17 11:31:11,714 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 25 [2020-07-17 11:31:11,871 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 25 [2020-07-17 11:31:12,179 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-07-17 11:31:12,296 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 27 [2020-07-17 11:31:14,312 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 264 [2020-07-17 11:31:14,462 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 29 [2020-07-17 11:31:15,530 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 281 [2020-07-17 11:31:16,962 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 26 [2020-07-17 11:31:17,909 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 38 [2020-07-17 11:31:18,085 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-17 11:31:18,481 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 25 [2020-07-17 11:31:18,669 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 27 [2020-07-17 11:31:19,488 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-07-17 11:31:19,864 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-07-17 11:31:20,031 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-07-17 11:31:20,725 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-07-17 11:31:21,102 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-07-17 11:31:21,829 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 37 [2020-07-17 11:31:23,381 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 246 DAG size of output: 44 [2020-07-17 11:31:24,086 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 39 [2020-07-17 11:31:24,261 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 27 [2020-07-17 11:31:24,458 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 11:31:25,691 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 177 DAG size of output: 40 [2020-07-17 11:31:25,865 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 27 [2020-07-17 11:31:26,440 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-07-17 11:31:26,596 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-07-17 11:31:27,425 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-07-17 11:31:27,941 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-07-17 11:31:28,321 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-07-17 11:31:28,897 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-07-17 11:31:29,737 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 29 [2020-07-17 11:31:29,912 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-07-17 11:31:30,292 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-07-17 11:31:30,965 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-07-17 11:31:31,139 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-07-17 11:31:31,682 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2020-07-17 11:31:32,316 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 28 [2020-07-17 11:31:33,160 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-17 11:31:33,712 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2020-07-17 11:31:33,974 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 27 [2020-07-17 11:31:34,144 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-07-17 11:31:34,320 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 27 [2020-07-17 11:31:34,857 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 27 [2020-07-17 11:31:35,037 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 27 [2020-07-17 11:31:35,834 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 37 [2020-07-17 11:31:36,012 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2020-07-17 11:31:36,995 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 43 [2020-07-17 11:31:37,183 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-17 11:31:37,373 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 27 [2020-07-17 11:31:37,558 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-07-17 11:31:37,734 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-07-17 11:31:39,185 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 229 DAG size of output: 39 [2020-07-17 11:31:39,785 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 25 [2020-07-17 11:31:40,328 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-07-17 11:31:40,515 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-07-17 11:31:40,704 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-07-17 11:31:40,901 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 29 [2020-07-17 11:31:41,509 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 30 [2020-07-17 11:31:42,397 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-07-17 11:31:42,595 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 29 [2020-07-17 11:31:42,600 INFO L268 CegarLoopResult]: For program point L195-2(lines 195 216) no Hoare annotation was computed. [2020-07-17 11:31:42,600 INFO L268 CegarLoopResult]: For program point L217(lines 194 218) no Hoare annotation was computed. [2020-07-17 11:31:42,600 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 170 225) no Hoare annotation was computed. [2020-07-17 11:31:42,600 INFO L268 CegarLoopResult]: For program point L201(lines 201 205) no Hoare annotation was computed. [2020-07-17 11:31:42,600 INFO L268 CegarLoopResult]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2020-07-17 11:31:42,601 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 170 225) no Hoare annotation was computed. [2020-07-17 11:31:42,601 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-17 11:31:42,601 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 170 225) no Hoare annotation was computed. [2020-07-17 11:31:42,601 INFO L268 CegarLoopResult]: For program point L258-1(lines 258 262) no Hoare annotation was computed. [2020-07-17 11:31:42,602 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-07-17 11:31:42,602 INFO L268 CegarLoopResult]: For program point L252-2(lines 252 277) no Hoare annotation was computed. [2020-07-17 11:31:42,602 INFO L268 CegarLoopResult]: For program point L278(lines 251 279) no Hoare annotation was computed. [2020-07-17 11:31:42,602 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 226 285) no Hoare annotation was computed. [2020-07-17 11:31:42,602 INFO L268 CegarLoopResult]: For program point L271(line 271) no Hoare annotation was computed. [2020-07-17 11:31:42,602 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 226 285) no Hoare annotation was computed. [2020-07-17 11:31:42,603 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-07-17 11:31:42,603 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 226 285) no Hoare annotation was computed. [2020-07-17 11:31:42,603 INFO L268 CegarLoopResult]: For program point L258(lines 258 262) no Hoare annotation was computed. [2020-07-17 11:31:42,603 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 978 984) the Hoare annotation is: true [2020-07-17 11:31:42,603 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 978 984) no Hoare annotation was computed. [2020-07-17 11:31:42,603 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 985 993) no Hoare annotation was computed. [2020-07-17 11:31:42,604 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 985 993) the Hoare annotation is: true [2020-07-17 11:31:42,604 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 985 993) no Hoare annotation was computed. [2020-07-17 11:31:42,604 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 832 854) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:42,604 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 832 854) no Hoare annotation was computed. [2020-07-17 11:31:42,604 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 832 854) no Hoare annotation was computed. [2020-07-17 11:31:42,605 INFO L264 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: (or (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~10 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-17 11:31:42,605 INFO L264 CegarLoopResult]: At program point L844-1(line 844) the Hoare annotation is: (or (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~10 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-17 11:31:42,605 INFO L268 CegarLoopResult]: For program point L842(lines 842 849) no Hoare annotation was computed. [2020-07-17 11:31:42,605 INFO L268 CegarLoopResult]: For program point L842-1(lines 842 849) no Hoare annotation was computed. [2020-07-17 11:31:42,605 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-07-17 11:31:42,605 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:42,606 INFO L264 CegarLoopResult]: At program point L838(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:42,606 INFO L264 CegarLoopResult]: At program point L838-1(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:42,606 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-07-17 11:31:42,606 INFO L268 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-07-17 11:31:42,606 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 787 810) no Hoare annotation was computed. [2020-07-17 11:31:42,606 INFO L268 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-07-17 11:31:42,606 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 787 810) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 787 810) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-07-17 11:31:42,607 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-07-17 11:31:42,608 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-07-17 11:31:42,608 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-07-17 11:31:42,608 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-07-17 11:31:42,608 INFO L268 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-07-17 11:31:42,608 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2020-07-17 11:31:42,608 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2020-07-17 11:31:42,608 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2020-07-17 11:31:42,608 INFO L271 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: true [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point L706-2(lines 706 710) no Hoare annotation was computed. [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-07-17 11:31:42,609 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 697 715) the Hoare annotation is: true [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 697 715) no Hoare annotation was computed. [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point L706(lines 706 710) no Hoare annotation was computed. [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 697 715) no Hoare annotation was computed. [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point L672(line 672) no Hoare annotation was computed. [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-07-17 11:31:42,609 INFO L268 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point L649(lines 649 657) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 971 977) no Hoare annotation was computed. [2020-07-17 11:31:42,610 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 971 977) the Hoare annotation is: true [2020-07-17 11:31:42,610 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 124 169) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 124 169) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 124 169) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 437 482) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 437 482) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point L457(lines 457 464) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 437 482) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point L451(lines 451 471) no Hoare annotation was computed. [2020-07-17 11:31:42,611 INFO L268 CegarLoopResult]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2020-07-17 11:31:42,612 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 818 828) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:42,612 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 818 828) no Hoare annotation was computed. [2020-07-17 11:31:42,612 INFO L264 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:42,612 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 818 828) no Hoare annotation was computed. [2020-07-17 11:31:42,612 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 622 632) the Hoare annotation is: true [2020-07-17 11:31:42,612 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2020-07-17 11:31:42,612 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2020-07-17 11:31:42,612 INFO L271 CegarLoopResult]: At program point L627(line 627) the Hoare annotation is: true [2020-07-17 11:31:42,613 INFO L268 CegarLoopResult]: For program point L627-1(line 627) no Hoare annotation was computed. [2020-07-17 11:31:42,613 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 614 621) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse1 .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-17 11:31:42,613 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2020-07-17 11:31:42,613 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2020-07-17 11:31:42,613 INFO L268 CegarLoopResult]: For program point L940(lines 940 946) no Hoare annotation was computed. [2020-07-17 11:31:42,613 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 936 949) no Hoare annotation was computed. [2020-07-17 11:31:42,613 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 936 949) the Hoare annotation is: true [2020-07-17 11:31:42,613 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 936 949) no Hoare annotation was computed. [2020-07-17 11:31:42,614 INFO L264 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse4) (or .cse6 .cse2 .cse4))) [2020-07-17 11:31:42,614 INFO L268 CegarLoopResult]: For program point L600-1(lines 581 605) no Hoare annotation was computed. [2020-07-17 11:31:42,614 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 581 605) no Hoare annotation was computed. [2020-07-17 11:31:42,614 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 581 605) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse7 .cse6 .cse2 .cse4))) [2020-07-17 11:31:42,614 INFO L264 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3) (or .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-17 11:31:42,615 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3) (or .cse0 .cse6 .cse1 .cse3) (or .cse6 .cse4 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6) .cse5) .cse3))) [2020-07-17 11:31:42,615 INFO L268 CegarLoopResult]: For program point L589(lines 589 597) no Hoare annotation was computed. [2020-07-17 11:31:42,615 INFO L264 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse6 .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-17 11:31:42,615 INFO L268 CegarLoopResult]: For program point L587-1(line 587) no Hoare annotation was computed. [2020-07-17 11:31:42,615 INFO L268 CegarLoopResult]: For program point L585(lines 585 602) no Hoare annotation was computed. [2020-07-17 11:31:42,615 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 521 527) no Hoare annotation was computed. [2020-07-17 11:31:42,616 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 521 527) the Hoare annotation is: true [2020-07-17 11:31:42,616 INFO L264 CegarLoopResult]: At program point L99-2(lines 93 104) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse2 .cse4 .cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse6) (and .cse7 .cse2 .cse4 .cse3) (and .cse7 .cse1 .cse2 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse1 .cse2 .cse3) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse2 .cse4 .cse3) (not .cse6))) [2020-07-17 11:31:42,616 INFO L268 CegarLoopResult]: For program point L64(lines 63 108) no Hoare annotation was computed. [2020-07-17 11:31:42,616 INFO L264 CegarLoopResult]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2020-07-17 11:31:42,617 INFO L268 CegarLoopResult]: For program point L93(lines 93 104) no Hoare annotation was computed. [2020-07-17 11:31:42,617 INFO L268 CegarLoopResult]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2020-07-17 11:31:42,617 INFO L264 CegarLoopResult]: At program point L85(line 85) the Hoare annotation is: (let ((.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse5 .cse1 .cse6) (not (= 1 |old(~waterLevel~0)|)) (and (<= 2 ~waterLevel~0) .cse1 .cse2 .cse6) (not .cse4))) [2020-07-17 11:31:42,617 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-17 11:31:42,617 INFO L268 CegarLoopResult]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2020-07-17 11:31:42,618 INFO L264 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and (<= 2 ~waterLevel~0) .cse2 .cse5 .cse4) (and .cse0 .cse2 .cse5 .cse3) (not (= 1 ~systemActive~0)))) [2020-07-17 11:31:42,618 INFO L264 CegarLoopResult]: At program point L106(lines 63 108) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and (<= 2 ~waterLevel~0) .cse2 .cse5 .cse4) (and .cse0 .cse2 .cse5 .cse3) (not (= 1 ~systemActive~0)))) [2020-07-17 11:31:42,618 INFO L268 CegarLoopResult]: For program point L73(lines 73 79) no Hoare annotation was computed. [2020-07-17 11:31:42,618 INFO L268 CegarLoopResult]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2020-07-17 11:31:42,618 INFO L268 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2020-07-17 11:31:42,619 INFO L264 CegarLoopResult]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 ~systemActive~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-17 11:31:42,619 INFO L268 CegarLoopResult]: For program point L99(lines 99 103) no Hoare annotation was computed. [2020-07-17 11:31:42,619 INFO L268 CegarLoopResult]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2020-07-17 11:31:42,619 INFO L268 CegarLoopResult]: For program point L411(lines 411 418) no Hoare annotation was computed. [2020-07-17 11:31:42,619 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 391 436) no Hoare annotation was computed. [2020-07-17 11:31:42,619 INFO L268 CegarLoopResult]: For program point L405(lines 405 425) no Hoare annotation was computed. [2020-07-17 11:31:42,619 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 391 436) no Hoare annotation was computed. [2020-07-17 11:31:42,619 INFO L268 CegarLoopResult]: For program point L405-1(lines 405 425) no Hoare annotation was computed. [2020-07-17 11:31:42,620 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 391 436) no Hoare annotation was computed. [2020-07-17 11:31:42,620 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 950 958) no Hoare annotation was computed. [2020-07-17 11:31:42,620 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 950 958) the Hoare annotation is: true [2020-07-17 11:31:42,620 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 950 958) no Hoare annotation was computed. [2020-07-17 11:31:42,620 INFO L264 CegarLoopResult]: At program point L736(line 736) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse2) (or .cse0 (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 2 ~waterLevel~0)) .cse3 .cse2) (or .cse4 .cse1 .cse2) (or .cse4 .cse3 .cse2))) [2020-07-17 11:31:42,621 INFO L268 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-07-17 11:31:42,621 INFO L268 CegarLoopResult]: For program point L734(lines 734 751) no Hoare annotation was computed. [2020-07-17 11:31:42,621 INFO L268 CegarLoopResult]: For program point L734-1(lines 726 754) no Hoare annotation was computed. [2020-07-17 11:31:42,621 INFO L264 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 2 ~waterLevel~0)) .cse4 .cse3) (or .cse5 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3))) [2020-07-17 11:31:42,621 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-07-17 11:31:42,621 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 726 754) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 2 ~waterLevel~0)) .cse4 .cse3) (or .cse5 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3))) [2020-07-17 11:31:42,622 INFO L264 CegarLoopResult]: At program point L741(line 741) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (<= 2 ~waterLevel~0)) .cse4 .cse2))) [2020-07-17 11:31:42,622 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 726 754) no Hoare annotation was computed. [2020-07-17 11:31:42,622 INFO L268 CegarLoopResult]: For program point L739(lines 739 745) no Hoare annotation was computed. [2020-07-17 11:31:42,622 INFO L268 CegarLoopResult]: For program point L738(lines 738 748) no Hoare annotation was computed. [2020-07-17 11:31:42,622 INFO L268 CegarLoopResult]: For program point L912(lines 912 920) no Hoare annotation was computed. [2020-07-17 11:31:42,622 INFO L268 CegarLoopResult]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2020-07-17 11:31:42,623 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 904 926) no Hoare annotation was computed. [2020-07-17 11:31:42,623 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 904 926) no Hoare annotation was computed. [2020-07-17 11:31:42,623 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 904 926) no Hoare annotation was computed. [2020-07-17 11:31:42,623 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 718 725) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 1 ~waterLevel~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-17 11:31:42,623 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 718 725) no Hoare annotation was computed. [2020-07-17 11:31:42,623 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 718 725) no Hoare annotation was computed. [2020-07-17 11:31:42,623 INFO L268 CegarLoopResult]: For program point L353(line 353) no Hoare annotation was computed. [2020-07-17 11:31:42,624 INFO L268 CegarLoopResult]: For program point L353-1(line 353) no Hoare annotation was computed. [2020-07-17 11:31:42,624 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 288 390) no Hoare annotation was computed. [2020-07-17 11:31:42,624 INFO L268 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2020-07-17 11:31:42,624 INFO L268 CegarLoopResult]: For program point L376(lines 376 387) no Hoare annotation was computed. [2020-07-17 11:31:42,624 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-07-17 11:31:42,624 INFO L268 CegarLoopResult]: For program point L337-2(lines 337 357) no Hoare annotation was computed. [2020-07-17 11:31:42,624 INFO L268 CegarLoopResult]: For program point L358(lines 336 359) no Hoare annotation was computed. [2020-07-17 11:31:42,625 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 288 390) no Hoare annotation was computed. [2020-07-17 11:31:42,625 INFO L268 CegarLoopResult]: For program point L317(lines 317 333) no Hoare annotation was computed. [2020-07-17 11:31:42,625 INFO L268 CegarLoopResult]: For program point L377(lines 377 384) no Hoare annotation was computed. [2020-07-17 11:31:42,625 INFO L268 CegarLoopResult]: For program point L338(lines 337 357) no Hoare annotation was computed. [2020-07-17 11:31:42,625 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 288 390) no Hoare annotation was computed. [2020-07-17 11:31:42,625 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-07-17 11:31:42,625 INFO L268 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-07-17 11:31:42,626 INFO L268 CegarLoopResult]: For program point L334(lines 334 375) no Hoare annotation was computed. [2020-07-17 11:31:42,626 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 961 970) no Hoare annotation was computed. [2020-07-17 11:31:42,626 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 961 970) no Hoare annotation was computed. [2020-07-17 11:31:42,626 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 961 970) no Hoare annotation was computed. [2020-07-17 11:31:42,626 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:31:42,627 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-17 11:31:42,627 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:31:42,627 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 606 613) no Hoare annotation was computed. [2020-07-17 11:31:42,627 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 606 613) no Hoare annotation was computed. [2020-07-17 11:31:42,627 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 606 613) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4))) [2020-07-17 11:31:42,627 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 678 696) no Hoare annotation was computed. [2020-07-17 11:31:42,628 INFO L268 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2020-07-17 11:31:42,628 INFO L271 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: true [2020-07-17 11:31:42,628 INFO L268 CegarLoopResult]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2020-07-17 11:31:42,628 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-07-17 11:31:42,628 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 678 696) the Hoare annotation is: true [2020-07-17 11:31:42,628 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 678 696) no Hoare annotation was computed. [2020-07-17 11:31:42,628 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 927 935) no Hoare annotation was computed. [2020-07-17 11:31:42,628 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 927 935) no Hoare annotation was computed. [2020-07-17 11:31:42,629 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 927 935) no Hoare annotation was computed. [2020-07-17 11:31:42,629 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 883 894) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse1 .cse3) (or .cse4 .cse0 .cse5 .cse6 .cse3) (or .cse4 .cse0 .cse6 .cse2 .cse3))) [2020-07-17 11:31:42,629 INFO L268 CegarLoopResult]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2020-07-17 11:31:42,629 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 883 894) no Hoare annotation was computed. [2020-07-17 11:31:42,629 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:31:42,629 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-17 11:31:42,629 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:31:42,630 INFO L264 CegarLoopResult]: At program point L510(line 510) the Hoare annotation is: (let ((.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse8 (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse7 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse2 .cse8 .cse4) (or .cse5 .cse0 .cse1 .cse7 .cse4))) [2020-07-17 11:31:42,630 INFO L264 CegarLoopResult]: At program point L508(lines 508 514) the Hoare annotation is: (let ((.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (= 0 ~pumpRunning~0)) (.cse13 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse13)) (.cse4 (and .cse11 .cse13)) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (and (<= 2 ~waterLevel~0) .cse12 .cse13 (<= 1 ~pumpRunning~0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse10 (and (= 0 ~methAndRunningLastTime~0) .cse11 .cse12)) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse4 .cse7 .cse5) (or .cse6 .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse4 .cse7 .cse5) (or .cse6 .cse8 .cse9 .cse2 .cse10 .cse5) (or .cse8 .cse9 .cse2 .cse3 .cse10 .cse5)))) [2020-07-17 11:31:42,630 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and .cse9 .cse10 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (and (= 0 ~methAndRunningLastTime~0) .cse9 .cse10)) (.cse3 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse4) (or .cse0 .cse8 .cse3 .cse4) (or .cse8 .cse3 .cse5 .cse4) (or .cse0 .cse1 .cse6 .cse7 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4)))) [2020-07-17 11:31:42,630 INFO L268 CegarLoopResult]: For program point L501(lines 500 519) no Hoare annotation was computed. [2020-07-17 11:31:42,631 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 497 520) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse10 (= 0 ~pumpRunning~0) .cse12)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (and .cse11 .cse12 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse9 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and .cse10 .cse11 .cse12)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse4) (or .cse5 .cse7 .cse8 .cse9 .cse4) (or .cse1 .cse2 .cse7 .cse3 .cse4) (or .cse0 .cse5 .cse8 .cse9 .cse4) (or .cse5 .cse6 .cse2 .cse7 .cse4)))) [2020-07-17 11:31:42,631 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 497 520) no Hoare annotation was computed. [2020-07-17 11:31:42,631 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 497 520) no Hoare annotation was computed. [2020-07-17 11:31:42,631 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-07-17 11:31:42,631 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 757 786) no Hoare annotation was computed. [2020-07-17 11:31:42,631 INFO L271 CegarLoopResult]: At program point L767-2(lines 767 781) the Hoare annotation is: true [2020-07-17 11:31:42,631 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 757 786) the Hoare annotation is: true [2020-07-17 11:31:42,631 INFO L271 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: true [2020-07-17 11:31:42,631 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-07-17 11:31:42,631 INFO L271 CegarLoopResult]: At program point L782(lines 757 786) the Hoare annotation is: true [2020-07-17 11:31:42,632 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-07-17 11:31:42,632 INFO L268 CegarLoopResult]: For program point L771(lines 771 775) no Hoare annotation was computed. [2020-07-17 11:31:42,632 INFO L271 CegarLoopResult]: At program point L771-1(lines 771 775) the Hoare annotation is: true [2020-07-17 11:31:42,632 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 895 903) the Hoare annotation is: true [2020-07-17 11:31:42,632 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 895 903) no Hoare annotation was computed. [2020-07-17 11:31:42,632 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 895 903) no Hoare annotation was computed. [2020-07-17 11:31:42,632 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 859 870) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3 .cse6 .cse4) (or .cse0 .cse5 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse6 .cse4))) [2020-07-17 11:31:42,632 INFO L268 CegarLoopResult]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2020-07-17 11:31:42,633 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 859 870) no Hoare annotation was computed. [2020-07-17 11:31:42,633 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 811 817) no Hoare annotation was computed. [2020-07-17 11:31:42,633 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 811 817) the Hoare annotation is: true [2020-07-17 11:31:42,633 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-17 11:31:42,633 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-17 11:31:42,633 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 11:31:42,633 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-17 11:31:42,633 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 529 553) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse4))) [2020-07-17 11:31:42,634 INFO L264 CegarLoopResult]: At program point L543(line 543) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3))) [2020-07-17 11:31:42,634 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 529 553) no Hoare annotation was computed. [2020-07-17 11:31:42,634 INFO L264 CegarLoopResult]: At program point L539(line 539) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3))) [2020-07-17 11:31:42,634 INFO L268 CegarLoopResult]: For program point L537(lines 537 545) no Hoare annotation was computed. [2020-07-17 11:31:42,634 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-17 11:31:42,634 INFO L268 CegarLoopResult]: For program point L535-1(line 535) no Hoare annotation was computed. [2020-07-17 11:31:42,635 INFO L268 CegarLoopResult]: For program point L533(lines 533 550) no Hoare annotation was computed. [2020-07-17 11:31:42,635 INFO L264 CegarLoopResult]: At program point L548(line 548) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-17 11:31:42,635 INFO L268 CegarLoopResult]: For program point L548-1(lines 529 553) no Hoare annotation was computed. [2020-07-17 11:31:42,635 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 871 882) no Hoare annotation was computed. [2020-07-17 11:31:42,635 INFO L268 CegarLoopResult]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2020-07-17 11:31:42,635 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 871 882) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse4) (or .cse5 .cse2 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse0 .cse1 .cse2 .cse6 .cse4))) [2020-07-17 11:31:42,635 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-17 11:31:42,635 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-17 11:31:42,636 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-17 11:31:42,636 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-17 11:31:42,636 INFO L264 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-17 11:31:42,636 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 555 579) no Hoare annotation was computed. [2020-07-17 11:31:42,636 INFO L268 CegarLoopResult]: For program point L574-1(lines 555 579) no Hoare annotation was computed. [2020-07-17 11:31:42,636 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 555 579) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse4))) [2020-07-17 11:31:42,636 INFO L264 CegarLoopResult]: At program point L569(line 569) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-17 11:31:42,637 INFO L264 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-17 11:31:42,637 INFO L268 CegarLoopResult]: For program point L563(lines 563 571) no Hoare annotation was computed. [2020-07-17 11:31:42,637 INFO L264 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-17 11:31:42,637 INFO L268 CegarLoopResult]: For program point L561-1(line 561) no Hoare annotation was computed. [2020-07-17 11:31:42,637 INFO L268 CegarLoopResult]: For program point L559(lines 559 576) no Hoare annotation was computed. [2020-07-17 11:31:42,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 11:31:42 BoogieIcfgContainer [2020-07-17 11:31:42,661 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 11:31:42,663 INFO L168 Benchmark]: Toolchain (without parser) took 76043.90 ms. Allocated memory was 143.7 MB in the beginning and 950.0 MB in the end (delta: 806.4 MB). Free memory was 100.8 MB in the beginning and 74.8 MB in the end (delta: 26.0 MB). Peak memory consumption was 841.6 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:42,664 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 11:31:42,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.72 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 100.4 MB in the beginning and 168.5 MB in the end (delta: -68.1 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:42,665 INFO L168 Benchmark]: Boogie Preprocessor took 101.19 ms. Allocated memory is still 201.3 MB. Free memory was 168.5 MB in the beginning and 164.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:42,666 INFO L168 Benchmark]: RCFGBuilder took 1376.62 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 164.2 MB in the beginning and 190.7 MB in the end (delta: -26.4 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:42,667 INFO L168 Benchmark]: TraceAbstraction took 73823.14 ms. Allocated memory was 231.7 MB in the beginning and 950.0 MB in the end (delta: 718.3 MB). Free memory was 190.7 MB in the beginning and 74.8 MB in the end (delta: 115.9 MB). Peak memory consumption was 843.4 MB. Max. memory is 7.1 GB. [2020-07-17 11:31:42,669 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 143.7 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.72 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 100.4 MB in the beginning and 168.5 MB in the end (delta: -68.1 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.19 ms. Allocated memory is still 201.3 MB. Free memory was 168.5 MB in the beginning and 164.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1376.62 ms. Allocated memory was 201.3 MB in the beginning and 231.7 MB in the end (delta: 30.4 MB). Free memory was 164.2 MB in the beginning and 190.7 MB in the end (delta: -26.4 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 73823.14 ms. Allocated memory was 231.7 MB in the beginning and 950.0 MB in the end (delta: 718.3 MB). Free memory was 190.7 MB in the beginning and 74.8 MB in the end (delta: 115.9 MB). Peak memory consumption was 843.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: ((((((((((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 == pumpRunning) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(waterLevel))) || (((0 == methAndRunningLastTime && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 1 <= pumpRunning)) || (((2 <= waterLevel && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 1 <= pumpRunning)) || (((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 0 == pumpRunning)) || !(1 == systemActive) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == systemActive)) || !(1 == \old(waterLevel)) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 250 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 39.0s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 30.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 34.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1766 SDtfs, 3005 SDslu, 2183 SDs, 0 SdLazy, 6709 SolverSat, 1916 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 922 GetRequests, 727 SyntacticMatches, 5 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 706 ImplicationChecksByTransitivity, 11.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1213occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 859 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 2225 PreInvPairs, 2318 NumberOfFragments, 3051 HoareAnnotationTreeSize, 2225 FomulaSimplifications, 263869110 FormulaSimplificationTreeSizeReduction, 8.0s HoareSimplificationTime, 67 FomulaSimplificationsInter, 14793396 FormulaSimplificationTreeSizeReductionInter, 26.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 1455 NumberOfCodeBlocks, 1455 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1441 ConstructedInterpolants, 0 QuantifiedInterpolants, 508171 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1879 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 196/208 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...