/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:32,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:32,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:32,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:32,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:32,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:32,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:32,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:32,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:32,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:32,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:32,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:32,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:32,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:32,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:32,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:32,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:32,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:32,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:32,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:32,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:32,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:32,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:32,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:32,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:32,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:32,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:32,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:32,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:32,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:32,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:32,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:32,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:32,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:32,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:32,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:32,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:32,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:32,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:32,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:32,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:32,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:51:32,456 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:32,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:32,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:32,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:32,461 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:32,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:32,461 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:32,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:32,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:32,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:32,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:32,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:32,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:32,462 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:32,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:32,463 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:32,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:32,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:32,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:32,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:32,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:32,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:32,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:32,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:32,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:32,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:32,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:32,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:32,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:32,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:51:32,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:32,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:32,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:32,761 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:32,761 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:32,762 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2020-07-21 12:51:32,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e25a754/12a1557bf0094063b476a5fd63849cb4/FLAG1dcc15381 [2020-07-21 12:51:33,426 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:33,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product45.cil.c [2020-07-21 12:51:33,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e25a754/12a1557bf0094063b476a5fd63849cb4/FLAG1dcc15381 [2020-07-21 12:51:33,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e25a754/12a1557bf0094063b476a5fd63849cb4 [2020-07-21 12:51:33,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:33,647 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:33,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:33,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:33,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:33,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:33" (1/1) ... [2020-07-21 12:51:33,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89a1129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:33, skipping insertion in model container [2020-07-21 12:51:33,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:33" (1/1) ... [2020-07-21 12:51:33,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:33,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:34,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:34,037 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:34,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:34,307 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:34,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34 WrapperNode [2020-07-21 12:51:34,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:34,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:34,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:34,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:34,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... [2020-07-21 12:51:34,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... [2020-07-21 12:51:34,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... [2020-07-21 12:51:34,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... [2020-07-21 12:51:34,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... [2020-07-21 12:51:34,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... [2020-07-21 12:51:34,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... [2020-07-21 12:51:34,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:34,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:34,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:34,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:34,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:34,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:34,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:34,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:34,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:34,479 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:51:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:51:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-21 12:51:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:34,480 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 12:51:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:34,481 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:34,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 12:51:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:34,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:34,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 12:51:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:34,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:34,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:35,634 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:35,634 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:35,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:35 BoogieIcfgContainer [2020-07-21 12:51:35,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:35,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:35,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:35,645 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:35,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:33" (1/3) ... [2020-07-21 12:51:35,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60252d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:35, skipping insertion in model container [2020-07-21 12:51:35,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:34" (2/3) ... [2020-07-21 12:51:35,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60252d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:35, skipping insertion in model container [2020-07-21 12:51:35,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:35" (3/3) ... [2020-07-21 12:51:35,649 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45.cil.c [2020-07-21 12:51:35,660 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:35,669 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:35,683 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:35,709 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:35,709 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:35,709 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:35,709 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:35,709 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:35,710 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:35,710 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:35,710 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2020-07-21 12:51:35,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:35,742 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:35,743 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] [2020-07-21 12:51:35,744 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:35,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:35,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1016037874, now seen corresponding path program 1 times [2020-07-21 12:51:35,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:35,757 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491040828] [2020-07-21 12:51:35,757 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:36,139 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:36,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:36,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:36,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:36,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:36,182 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:36,183 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491040828] [2020-07-21 12:51:36,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:36,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:36,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283547084] [2020-07-21 12:51:36,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:36,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:36,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:36,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:36,206 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 2 states. [2020-07-21 12:51:36,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:36,247 INFO L93 Difference]: Finished difference Result 266 states and 333 transitions. [2020-07-21 12:51:36,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:36,249 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:36,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:36,261 INFO L225 Difference]: With dead ends: 266 [2020-07-21 12:51:36,261 INFO L226 Difference]: Without dead ends: 135 [2020-07-21 12:51:36,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:36,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-07-21 12:51:36,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2020-07-21 12:51:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-21 12:51:36,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 160 transitions. [2020-07-21 12:51:36,324 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 160 transitions. Word has length 51 [2020-07-21 12:51:36,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:36,325 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 160 transitions. [2020-07-21 12:51:36,325 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:36,325 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2020-07-21 12:51:36,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:36,330 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:36,330 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] [2020-07-21 12:51:36,543 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:36,544 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:36,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:36,544 INFO L82 PathProgramCache]: Analyzing trace with hash 2062541652, now seen corresponding path program 1 times [2020-07-21 12:51:36,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:36,545 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [466280272] [2020-07-21 12:51:36,545 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:36,922 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:36,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:36,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:36,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:36,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:36,987 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:36,987 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [466280272] [2020-07-21 12:51:36,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:36,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:36,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929542776] [2020-07-21 12:51:36,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:36,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:36,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:36,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:36,994 INFO L87 Difference]: Start difference. First operand 135 states and 160 transitions. Second operand 3 states. [2020-07-21 12:51:37,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:37,034 INFO L93 Difference]: Finished difference Result 242 states and 295 transitions. [2020-07-21 12:51:37,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:37,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:37,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:37,039 INFO L225 Difference]: With dead ends: 242 [2020-07-21 12:51:37,039 INFO L226 Difference]: Without dead ends: 135 [2020-07-21 12:51:37,043 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:37,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-07-21 12:51:37,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2020-07-21 12:51:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2020-07-21 12:51:37,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 159 transitions. [2020-07-21 12:51:37,079 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 159 transitions. Word has length 52 [2020-07-21 12:51:37,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:37,079 INFO L479 AbstractCegarLoop]: Abstraction has 135 states and 159 transitions. [2020-07-21 12:51:37,079 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2020-07-21 12:51:37,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-21 12:51:37,086 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:37,087 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] [2020-07-21 12:51:37,305 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:37,306 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:37,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:37,307 INFO L82 PathProgramCache]: Analyzing trace with hash 569007859, now seen corresponding path program 1 times [2020-07-21 12:51:37,308 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:37,308 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1009997786] [2020-07-21 12:51:37,309 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:37,602 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:37,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:37,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:37,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:37,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:37,634 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:37,634 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1009997786] [2020-07-21 12:51:37,634 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:37,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:37,635 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75046665] [2020-07-21 12:51:37,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:37,636 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:37,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:37,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:37,637 INFO L87 Difference]: Start difference. First operand 135 states and 159 transitions. Second operand 3 states. [2020-07-21 12:51:37,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:37,654 INFO L93 Difference]: Finished difference Result 215 states and 253 transitions. [2020-07-21 12:51:37,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:37,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-07-21 12:51:37,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:37,657 INFO L225 Difference]: With dead ends: 215 [2020-07-21 12:51:37,657 INFO L226 Difference]: Without dead ends: 126 [2020-07-21 12:51:37,658 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:37,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-21 12:51:37,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2020-07-21 12:51:37,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-21 12:51:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2020-07-21 12:51:37,672 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 65 [2020-07-21 12:51:37,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:37,672 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2020-07-21 12:51:37,672 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:37,672 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2020-07-21 12:51:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-21 12:51:37,675 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:37,676 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] [2020-07-21 12:51:37,890 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:37,891 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:37,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:37,891 INFO L82 PathProgramCache]: Analyzing trace with hash -848651131, now seen corresponding path program 1 times [2020-07-21 12:51:37,892 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:37,892 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1916140350] [2020-07-21 12:51:37,892 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:38,261 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:38,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:38,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 12:51:38,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:38,307 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:38,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1916140350] [2020-07-21 12:51:38,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:38,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:38,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277625338] [2020-07-21 12:51:38,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:38,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:38,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:38,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:38,309 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 6 states. [2020-07-21 12:51:38,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:38,871 INFO L93 Difference]: Finished difference Result 308 states and 376 transitions. [2020-07-21 12:51:38,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:38,877 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2020-07-21 12:51:38,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:38,879 INFO L225 Difference]: With dead ends: 308 [2020-07-21 12:51:38,880 INFO L226 Difference]: Without dead ends: 210 [2020-07-21 12:51:38,883 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-21 12:51:38,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2020-07-21 12:51:38,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 195. [2020-07-21 12:51:38,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 195 states. [2020-07-21 12:51:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 222 transitions. [2020-07-21 12:51:38,927 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 222 transitions. Word has length 69 [2020-07-21 12:51:38,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:38,931 INFO L479 AbstractCegarLoop]: Abstraction has 195 states and 222 transitions. [2020-07-21 12:51:38,931 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:38,931 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 222 transitions. [2020-07-21 12:51:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-07-21 12:51:38,933 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:38,933 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] [2020-07-21 12:51:39,147 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:39,148 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:39,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:39,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1442987939, now seen corresponding path program 1 times [2020-07-21 12:51:39,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:39,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1861703975] [2020-07-21 12:51:39,150 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:39,495 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:39,496 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:39,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:39,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:39,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:39,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1861703975] [2020-07-21 12:51:39,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:39,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:39,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125167668] [2020-07-21 12:51:39,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:39,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:39,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:39,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:39,551 INFO L87 Difference]: Start difference. First operand 195 states and 222 transitions. Second operand 6 states. [2020-07-21 12:51:39,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:39,800 INFO L93 Difference]: Finished difference Result 365 states and 424 transitions. [2020-07-21 12:51:39,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:39,801 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2020-07-21 12:51:39,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:39,804 INFO L225 Difference]: With dead ends: 365 [2020-07-21 12:51:39,804 INFO L226 Difference]: Without dead ends: 198 [2020-07-21 12:51:39,805 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:39,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-07-21 12:51:39,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 194. [2020-07-21 12:51:39,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-21 12:51:39,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 219 transitions. [2020-07-21 12:51:39,825 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 219 transitions. Word has length 83 [2020-07-21 12:51:39,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:39,825 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 219 transitions. [2020-07-21 12:51:39,826 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:39,826 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 219 transitions. [2020-07-21 12:51:39,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-21 12:51:39,827 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:39,827 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:40,040 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:40,041 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:40,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:40,042 INFO L82 PathProgramCache]: Analyzing trace with hash 458225511, now seen corresponding path program 1 times [2020-07-21 12:51:40,042 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:40,043 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [267922773] [2020-07-21 12:51:40,043 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:40,332 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:40,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:40,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:40,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:40,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:51:40,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:40,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [267922773] [2020-07-21 12:51:40,390 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:40,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:40,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112292544] [2020-07-21 12:51:40,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:40,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:40,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:40,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:40,392 INFO L87 Difference]: Start difference. First operand 194 states and 219 transitions. Second operand 6 states. [2020-07-21 12:51:40,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:40,439 INFO L93 Difference]: Finished difference Result 367 states and 424 transitions. [2020-07-21 12:51:40,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:51:40,439 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2020-07-21 12:51:40,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:40,443 INFO L225 Difference]: With dead ends: 367 [2020-07-21 12:51:40,443 INFO L226 Difference]: Without dead ends: 201 [2020-07-21 12:51:40,447 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-21 12:51:40,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2020-07-21 12:51:40,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 199. [2020-07-21 12:51:40,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2020-07-21 12:51:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 224 transitions. [2020-07-21 12:51:40,481 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 224 transitions. Word has length 99 [2020-07-21 12:51:40,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:40,481 INFO L479 AbstractCegarLoop]: Abstraction has 199 states and 224 transitions. [2020-07-21 12:51:40,481 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:40,482 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 224 transitions. [2020-07-21 12:51:40,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-21 12:51:40,488 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:40,491 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:40,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:40,704 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:40,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:40,707 INFO L82 PathProgramCache]: Analyzing trace with hash -1908469083, now seen corresponding path program 1 times [2020-07-21 12:51:40,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:40,707 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1291842861] [2020-07-21 12:51:40,708 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:40,993 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:40,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:40,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 12:51:41,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:51:41,034 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:41,034 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1291842861] [2020-07-21 12:51:41,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:41,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 12:51:41,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238876584] [2020-07-21 12:51:41,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 12:51:41,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:41,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 12:51:41,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 12:51:41,037 INFO L87 Difference]: Start difference. First operand 199 states and 224 transitions. Second operand 5 states. [2020-07-21 12:51:41,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:41,065 INFO L93 Difference]: Finished difference Result 377 states and 435 transitions. [2020-07-21 12:51:41,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 12:51:41,066 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2020-07-21 12:51:41,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:41,073 INFO L225 Difference]: With dead ends: 377 [2020-07-21 12:51:41,075 INFO L226 Difference]: Without dead ends: 206 [2020-07-21 12:51:41,076 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 12:51:41,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-07-21 12:51:41,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 203. [2020-07-21 12:51:41,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2020-07-21 12:51:41,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 228 transitions. [2020-07-21 12:51:41,099 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 228 transitions. Word has length 99 [2020-07-21 12:51:41,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:41,100 INFO L479 AbstractCegarLoop]: Abstraction has 203 states and 228 transitions. [2020-07-21 12:51:41,100 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 12:51:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 228 transitions. [2020-07-21 12:51:41,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-07-21 12:51:41,105 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:41,105 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:41,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:41,320 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:41,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:41,321 INFO L82 PathProgramCache]: Analyzing trace with hash 2145958084, now seen corresponding path program 1 times [2020-07-21 12:51:41,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:41,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1389854392] [2020-07-21 12:51:41,322 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:41,593 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:41,594 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:41,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 12:51:41,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:41,631 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 12:51:41,631 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:41,631 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1389854392] [2020-07-21 12:51:41,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:41,632 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:41,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336387189] [2020-07-21 12:51:41,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:41,633 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:41,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:41,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:41,634 INFO L87 Difference]: Start difference. First operand 203 states and 228 transitions. Second operand 3 states. [2020-07-21 12:51:41,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:41,665 INFO L93 Difference]: Finished difference Result 511 states and 602 transitions. [2020-07-21 12:51:41,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:41,666 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2020-07-21 12:51:41,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:41,669 INFO L225 Difference]: With dead ends: 511 [2020-07-21 12:51:41,669 INFO L226 Difference]: Without dead ends: 336 [2020-07-21 12:51:41,670 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 96 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:41,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2020-07-21 12:51:41,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 333. [2020-07-21 12:51:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2020-07-21 12:51:41,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 386 transitions. [2020-07-21 12:51:41,694 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 386 transitions. Word has length 99 [2020-07-21 12:51:41,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:41,694 INFO L479 AbstractCegarLoop]: Abstraction has 333 states and 386 transitions. [2020-07-21 12:51:41,694 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:41,694 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 386 transitions. [2020-07-21 12:51:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-07-21 12:51:41,696 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:41,696 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:41,910 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:41,911 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:41,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:41,912 INFO L82 PathProgramCache]: Analyzing trace with hash -674211254, now seen corresponding path program 1 times [2020-07-21 12:51:41,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:41,913 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1405650591] [2020-07-21 12:51:41,913 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:42,285 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:42,286 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:42,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 12:51:42,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:42,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-21 12:51:42,336 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:42,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1405650591] [2020-07-21 12:51:42,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:42,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:42,337 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86247859] [2020-07-21 12:51:42,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:42,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:42,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:42,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:42,339 INFO L87 Difference]: Start difference. First operand 333 states and 386 transitions. Second operand 6 states. [2020-07-21 12:51:42,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:42,538 INFO L93 Difference]: Finished difference Result 922 states and 1106 transitions. [2020-07-21 12:51:42,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 12:51:42,538 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 103 [2020-07-21 12:51:42,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:42,543 INFO L225 Difference]: With dead ends: 922 [2020-07-21 12:51:42,543 INFO L226 Difference]: Without dead ends: 617 [2020-07-21 12:51:42,545 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:42,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2020-07-21 12:51:42,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 609. [2020-07-21 12:51:42,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2020-07-21 12:51:42,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 708 transitions. [2020-07-21 12:51:42,618 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 708 transitions. Word has length 103 [2020-07-21 12:51:42,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:42,619 INFO L479 AbstractCegarLoop]: Abstraction has 609 states and 708 transitions. [2020-07-21 12:51:42,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 708 transitions. [2020-07-21 12:51:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-21 12:51:42,621 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:42,622 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:42,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:42,835 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:42,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:42,836 INFO L82 PathProgramCache]: Analyzing trace with hash 290063790, now seen corresponding path program 1 times [2020-07-21 12:51:42,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:42,837 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1937299966] [2020-07-21 12:51:42,838 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:43,132 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:43,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:43,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 12:51:43,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:43,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:43,209 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:43,210 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1937299966] [2020-07-21 12:51:43,210 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:43,210 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-21 12:51:43,210 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992073073] [2020-07-21 12:51:43,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 12:51:43,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:43,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 12:51:43,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:43,212 INFO L87 Difference]: Start difference. First operand 609 states and 708 transitions. Second operand 8 states. [2020-07-21 12:51:43,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:43,682 INFO L93 Difference]: Finished difference Result 1177 states and 1378 transitions. [2020-07-21 12:51:43,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 12:51:43,683 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2020-07-21 12:51:43,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:43,689 INFO L225 Difference]: With dead ends: 1177 [2020-07-21 12:51:43,691 INFO L226 Difference]: Without dead ends: 596 [2020-07-21 12:51:43,693 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:43,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2020-07-21 12:51:43,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 596. [2020-07-21 12:51:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-07-21 12:51:43,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 685 transitions. [2020-07-21 12:51:43,730 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 685 transitions. Word has length 107 [2020-07-21 12:51:43,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:43,731 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 685 transitions. [2020-07-21 12:51:43,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 12:51:43,731 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 685 transitions. [2020-07-21 12:51:43,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-07-21 12:51:43,736 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:43,736 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:43,950 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:43,951 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:43,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:43,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1933824326, now seen corresponding path program 1 times [2020-07-21 12:51:43,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:43,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1850592599] [2020-07-21 12:51:43,953 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:44,312 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:44,313 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:44,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 12:51:44,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:44,402 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-21 12:51:44,402 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:44,403 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1850592599] [2020-07-21 12:51:44,403 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:44,403 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-21 12:51:44,403 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233819306] [2020-07-21 12:51:44,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 12:51:44,404 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:44,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 12:51:44,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:44,405 INFO L87 Difference]: Start difference. First operand 596 states and 685 transitions. Second operand 8 states. [2020-07-21 12:51:44,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:44,791 INFO L93 Difference]: Finished difference Result 1083 states and 1252 transitions. [2020-07-21 12:51:44,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 12:51:44,791 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 158 [2020-07-21 12:51:44,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:44,792 INFO L225 Difference]: With dead ends: 1083 [2020-07-21 12:51:44,792 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:44,795 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:44,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:44,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:44,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:44,796 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2020-07-21 12:51:44,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:44,796 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:44,796 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 12:51:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:44,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:45,010 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:45,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:45,967 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 16 [2020-07-21 12:51:46,248 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-07-21 12:51:46,870 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 23 [2020-07-21 12:51:47,178 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2020-07-21 12:51:47,402 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 21 [2020-07-21 12:51:47,537 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2020-07-21 12:51:47,730 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 19 [2020-07-21 12:51:48,055 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 23 [2020-07-21 12:51:48,871 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 12:51:48,871 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 12:51:48,872 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 12:51:48,872 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 12:51:48,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:48,872 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 12:51:48,872 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:48,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 12:51:48,873 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 12:51:48,873 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 12:51:48,873 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:48,873 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 12:51:48,874 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 12:51:48,874 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 12:51:48,874 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:48,874 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 12:51:48,874 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 12:51:48,874 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 12:51:48,875 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2020-07-21 12:51:48,875 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2020-07-21 12:51:48,875 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2020-07-21 12:51:48,875 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2020-07-21 12:51:48,876 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2020-07-21 12:51:48,876 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,876 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,876 INFO L264 CegarLoopResult]: At program point L509-1(line 509) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,877 INFO L268 CegarLoopResult]: For program point L507(lines 507 514) no Hoare annotation was computed. [2020-07-21 12:51:48,877 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2020-07-21 12:51:48,877 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-21 12:51:48,877 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2020-07-21 12:51:48,877 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,877 INFO L264 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,877 INFO L264 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 450 473) no Hoare annotation was computed. [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 450 473) no Hoare annotation was computed. [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 450 473) no Hoare annotation was computed. [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-21 12:51:48,878 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-07-21 12:51:48,879 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-07-21 12:51:48,879 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-21 12:51:48,879 INFO L268 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-07-21 12:51:48,879 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 12:51:48,879 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-21 12:51:48,879 INFO L268 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-07-21 12:51:48,880 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-21 12:51:48,880 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-21 12:51:48,880 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-07-21 12:51:48,880 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-07-21 12:51:48,881 INFO L264 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (let ((.cse6 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not .cse6)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (<= ~waterLevel~0 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4) (or .cse0 .cse5 .cse3) (or .cse0 .cse5 .cse4) (or .cse6 .cse0 .cse5)))) [2020-07-21 12:51:48,881 INFO L268 CegarLoopResult]: For program point L572(lines 572 580) no Hoare annotation was computed. [2020-07-21 12:51:48,881 INFO L264 CegarLoopResult]: At program point L570(line 570) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not .cse1) .cse2) (or .cse0 .cse3 .cse2) (or .cse1 .cse0 .cse3))) [2020-07-21 12:51:48,881 INFO L268 CegarLoopResult]: For program point L570-1(line 570) no Hoare annotation was computed. [2020-07-21 12:51:48,882 INFO L268 CegarLoopResult]: For program point L568(lines 568 585) no Hoare annotation was computed. [2020-07-21 12:51:48,882 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 564 588) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:51:48,882 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 564 588) no Hoare annotation was computed. [2020-07-21 12:51:48,882 INFO L264 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse2 .cse1))) [2020-07-21 12:51:48,883 INFO L268 CegarLoopResult]: For program point L583-1(lines 564 588) no Hoare annotation was computed. [2020-07-21 12:51:48,883 INFO L264 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (= 0 |old(~pumpRunning~0)|)) (.cse2 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__methaneQuery_~tmp~4)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not .cse3) .cse2))) [2020-07-21 12:51:48,883 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 659 667) no Hoare annotation was computed. [2020-07-21 12:51:48,883 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 659 667) the Hoare annotation is: true [2020-07-21 12:51:48,884 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 659 667) no Hoare annotation was computed. [2020-07-21 12:51:48,884 INFO L268 CegarLoopResult]: For program point L675-2(lines 675 683) no Hoare annotation was computed. [2020-07-21 12:51:48,884 INFO L268 CegarLoopResult]: For program point L698(line 698) no Hoare annotation was computed. [2020-07-21 12:51:48,884 INFO L268 CegarLoopResult]: For program point L698-1(line 698) no Hoare annotation was computed. [2020-07-21 12:51:48,884 INFO L268 CegarLoopResult]: For program point L687(lines 687 695) no Hoare annotation was computed. [2020-07-21 12:51:48,885 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 668 703) no Hoare annotation was computed. [2020-07-21 12:51:48,885 INFO L268 CegarLoopResult]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2020-07-21 12:51:48,885 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 668 703) no Hoare annotation was computed. [2020-07-21 12:51:48,885 INFO L268 CegarLoopResult]: For program point L675(lines 675 683) no Hoare annotation was computed. [2020-07-21 12:51:48,885 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 668 703) no Hoare annotation was computed. [2020-07-21 12:51:48,885 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2020-07-21 12:51:48,886 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2020-07-21 12:51:48,886 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:48,886 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:48,886 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 12:51:48,886 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 12:51:48,886 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:48,886 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 12:51:48,887 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 12:51:48,887 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:48,887 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 12:51:48,887 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,887 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2020-07-21 12:51:48,887 INFO L264 CegarLoopResult]: At program point L488(line 488) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,887 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2020-07-21 12:51:48,888 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 648 658) the Hoare annotation is: true [2020-07-21 12:51:48,888 INFO L271 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: true [2020-07-21 12:51:48,888 INFO L268 CegarLoopResult]: For program point L653-1(line 653) no Hoare annotation was computed. [2020-07-21 12:51:48,888 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 648 658) no Hoare annotation was computed. [2020-07-21 12:51:48,888 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 648 658) no Hoare annotation was computed. [2020-07-21 12:51:48,888 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 640 647) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0))))) [2020-07-21 12:51:48,888 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 640 647) no Hoare annotation was computed. [2020-07-21 12:51:48,889 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 640 647) no Hoare annotation was computed. [2020-07-21 12:51:48,889 INFO L268 CegarLoopResult]: For program point L873(lines 873 879) no Hoare annotation was computed. [2020-07-21 12:51:48,889 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 869 882) no Hoare annotation was computed. [2020-07-21 12:51:48,889 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 869 882) the Hoare annotation is: true [2020-07-21 12:51:48,889 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 869 882) no Hoare annotation was computed. [2020-07-21 12:51:48,889 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse4 .cse0 .cse1) (or .cse4 .cse0 .cse3))) [2020-07-21 12:51:48,889 INFO L268 CegarLoopResult]: For program point L609-1(lines 590 614) no Hoare annotation was computed. [2020-07-21 12:51:48,890 INFO L264 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2020-07-21 12:51:48,890 INFO L264 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~5) .cse1)))) [2020-07-21 12:51:48,890 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 590 614) no Hoare annotation was computed. [2020-07-21 12:51:48,890 INFO L268 CegarLoopResult]: For program point L598(lines 598 606) no Hoare annotation was computed. [2020-07-21 12:51:48,890 INFO L264 CegarLoopResult]: At program point L596(line 596) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 .cse1))) [2020-07-21 12:51:48,890 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 590 614) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2020-07-21 12:51:48,891 INFO L268 CegarLoopResult]: For program point L596-1(line 596) no Hoare annotation was computed. [2020-07-21 12:51:48,891 INFO L268 CegarLoopResult]: For program point L594(lines 594 611) no Hoare annotation was computed. [2020-07-21 12:51:48,891 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 556 562) no Hoare annotation was computed. [2020-07-21 12:51:48,891 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 556 562) the Hoare annotation is: true [2020-07-21 12:51:48,891 INFO L264 CegarLoopResult]: At program point L770-2(lines 764 775) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and (<= 1 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:51:48,891 INFO L264 CegarLoopResult]: At program point testENTRY(lines 724 787) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-07-21 12:51:48,891 INFO L268 CegarLoopResult]: For program point L735(lines 734 779) no Hoare annotation was computed. [2020-07-21 12:51:48,892 INFO L268 CegarLoopResult]: For program point L764(lines 764 775) no Hoare annotation was computed. [2020-07-21 12:51:48,892 INFO L268 CegarLoopResult]: For program point testFINAL(lines 724 787) no Hoare annotation was computed. [2020-07-21 12:51:48,892 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:51:48,892 INFO L268 CegarLoopResult]: For program point L754(lines 754 760) no Hoare annotation was computed. [2020-07-21 12:51:48,892 INFO L268 CegarLoopResult]: For program point L754-1(lines 754 760) no Hoare annotation was computed. [2020-07-21 12:51:48,892 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:51:48,893 INFO L264 CegarLoopResult]: At program point L777(lines 734 779) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (<= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)) (and (<= 1 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) .cse0) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2020-07-21 12:51:48,893 INFO L268 CegarLoopResult]: For program point L744(lines 744 750) no Hoare annotation was computed. [2020-07-21 12:51:48,893 INFO L268 CegarLoopResult]: For program point L744-1(lines 744 750) no Hoare annotation was computed. [2020-07-21 12:51:48,893 INFO L268 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-07-21 12:51:48,893 INFO L264 CegarLoopResult]: At program point L780(lines 733 781) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2020-07-21 12:51:48,893 INFO L268 CegarLoopResult]: For program point testEXIT(lines 724 787) no Hoare annotation was computed. [2020-07-21 12:51:48,893 INFO L268 CegarLoopResult]: For program point L770(lines 770 774) no Hoare annotation was computed. [2020-07-21 12:51:48,893 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 615 622) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:48,894 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 615 622) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 615 622) no Hoare annotation was computed. [2020-07-21 12:51:48,894 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 928 956) the Hoare annotation is: true [2020-07-21 12:51:48,895 INFO L264 CegarLoopResult]: At program point L943(line 943) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) (or .cse0 (not (= 0 ~methaneLevelCritical~0))))) [2020-07-21 12:51:48,895 INFO L268 CegarLoopResult]: For program point L941(lines 941 947) no Hoare annotation was computed. [2020-07-21 12:51:48,895 INFO L268 CegarLoopResult]: For program point L940(lines 940 950) no Hoare annotation was computed. [2020-07-21 12:51:48,895 INFO L264 CegarLoopResult]: At program point L938(line 938) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 ~methaneLevelCritical~0))) [2020-07-21 12:51:48,895 INFO L268 CegarLoopResult]: For program point L938-1(line 938) no Hoare annotation was computed. [2020-07-21 12:51:48,895 INFO L268 CegarLoopResult]: For program point L936(lines 936 953) no Hoare annotation was computed. [2020-07-21 12:51:48,895 INFO L268 CegarLoopResult]: For program point L936-1(lines 928 956) no Hoare annotation was computed. [2020-07-21 12:51:48,895 INFO L271 CegarLoopResult]: At program point L934(line 934) the Hoare annotation is: true [2020-07-21 12:51:48,896 INFO L268 CegarLoopResult]: For program point L934-1(line 934) no Hoare annotation was computed. [2020-07-21 12:51:48,896 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 928 956) no Hoare annotation was computed. [2020-07-21 12:51:48,896 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 920 927) the Hoare annotation is: true [2020-07-21 12:51:48,896 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 920 927) no Hoare annotation was computed. [2020-07-21 12:51:48,896 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 920 927) no Hoare annotation was computed. [2020-07-21 12:51:48,896 INFO L268 CegarLoopResult]: For program point L845(lines 845 853) no Hoare annotation was computed. [2020-07-21 12:51:48,896 INFO L268 CegarLoopResult]: For program point L845-2(lines 845 853) no Hoare annotation was computed. [2020-07-21 12:51:48,896 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 837 859) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 837 859) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 837 859) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 12:51:48,897 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:48,898 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 12:51:48,898 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 12:51:48,898 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 12:51:48,898 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 12:51:48,898 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 12:51:48,898 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 12:51:48,898 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 12:51:48,899 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 12:51:48,899 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 12:51:48,899 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 885 894) no Hoare annotation was computed. [2020-07-21 12:51:48,899 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 885 894) no Hoare annotation was computed. [2020-07-21 12:51:48,899 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 885 894) no Hoare annotation was computed. [2020-07-21 12:51:48,899 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:48,899 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-07-21 12:51:48,899 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:48,900 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 623 639) no Hoare annotation was computed. [2020-07-21 12:51:48,900 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0)))) [2020-07-21 12:51:48,900 INFO L268 CegarLoopResult]: For program point L634-1(lines 623 639) no Hoare annotation was computed. [2020-07-21 12:51:48,900 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 623 639) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-21 12:51:48,900 INFO L268 CegarLoopResult]: For program point L630(lines 630 636) no Hoare annotation was computed. [2020-07-21 12:51:48,900 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-21 12:51:48,901 INFO L268 CegarLoopResult]: For program point L628-1(line 628) no Hoare annotation was computed. [2020-07-21 12:51:48,901 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 704 722) no Hoare annotation was computed. [2020-07-21 12:51:48,901 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-21 12:51:48,901 INFO L271 CegarLoopResult]: At program point L711(line 711) the Hoare annotation is: true [2020-07-21 12:51:48,901 INFO L268 CegarLoopResult]: For program point L713-2(lines 713 717) no Hoare annotation was computed. [2020-07-21 12:51:48,901 INFO L268 CegarLoopResult]: For program point L711-1(line 711) no Hoare annotation was computed. [2020-07-21 12:51:48,901 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 704 722) the Hoare annotation is: true [2020-07-21 12:51:48,901 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 704 722) no Hoare annotation was computed. [2020-07-21 12:51:48,901 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 860 868) no Hoare annotation was computed. [2020-07-21 12:51:48,902 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 860 868) no Hoare annotation was computed. [2020-07-21 12:51:48,902 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 860 868) no Hoare annotation was computed. [2020-07-21 12:51:48,902 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:48,902 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:48,902 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:48,902 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 816 827) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (<= 1 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (<= 1 |old(~methaneLevelCritical~0)|))) (or .cse0 (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))))) [2020-07-21 12:51:48,902 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 816 827) no Hoare annotation was computed. [2020-07-21 12:51:48,902 INFO L268 CegarLoopResult]: For program point L820-1(lines 816 827) no Hoare annotation was computed. [2020-07-21 12:51:48,903 INFO L264 CegarLoopResult]: At program point L545(line 545) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2 .cse4) (or .cse0 .cse5 .cse1) (or .cse3 .cse0 .cse5 .cse4))) [2020-07-21 12:51:48,903 INFO L264 CegarLoopResult]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse4 (= 0 ~pumpRunning~0)) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 (not .cse2) .cse3 .cse4) (or .cse1 .cse5 .cse4) (or .cse2 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse6) (or .cse0 .cse1 .cse5 .cse6))) [2020-07-21 12:51:48,903 INFO L264 CegarLoopResult]: At program point L538(line 538) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse6) (or .cse0 .cse4 .cse2) (or .cse0 .cse3 .cse1) (or .cse5 .cse0 .cse3 .cse6))) [2020-07-21 12:51:48,903 INFO L268 CegarLoopResult]: For program point L536(lines 535 554) no Hoare annotation was computed. [2020-07-21 12:51:48,903 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 532 555) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2 .cse4) (or .cse0 .cse5 .cse1) (or .cse3 .cse0 .cse5 .cse4))) [2020-07-21 12:51:48,903 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 532 555) no Hoare annotation was computed. [2020-07-21 12:51:48,904 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 532 555) no Hoare annotation was computed. [2020-07-21 12:51:48,904 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2020-07-21 12:51:48,904 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2020-07-21 12:51:48,904 INFO L271 CegarLoopResult]: At program point L442(lines 417 446) the Hoare annotation is: true [2020-07-21 12:51:48,904 INFO L268 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-07-21 12:51:48,904 INFO L268 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2020-07-21 12:51:48,904 INFO L271 CegarLoopResult]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2020-07-21 12:51:48,904 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-07-21 12:51:48,904 INFO L271 CegarLoopResult]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2020-07-21 12:51:48,905 INFO L271 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: true [2020-07-21 12:51:48,905 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-07-21 12:51:48,905 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 828 836) the Hoare annotation is: true [2020-07-21 12:51:48,905 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 828 836) no Hoare annotation was computed. [2020-07-21 12:51:48,905 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 828 836) no Hoare annotation was computed. [2020-07-21 12:51:48,905 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 792 803) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-21 12:51:48,906 INFO L268 CegarLoopResult]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2020-07-21 12:51:48,906 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 792 803) no Hoare annotation was computed. [2020-07-21 12:51:48,906 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2020-07-21 12:51:48,906 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2020-07-21 12:51:48,906 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:48,907 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (<= 1 ~systemActive~0)) [2020-07-21 12:51:48,907 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:48,907 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:48,907 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 804 815) no Hoare annotation was computed. [2020-07-21 12:51:48,907 INFO L268 CegarLoopResult]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2020-07-21 12:51:48,908 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 804 815) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 (not (= 0 ~pumpRunning~0))))) [2020-07-21 12:51:48,908 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2020-07-21 12:51:48,908 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2020-07-21 12:51:48,908 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2020-07-21 12:51:48,908 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2020-07-21 12:51:48,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:48 BoogieIcfgContainer [2020-07-21 12:51:48,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:48,933 INFO L168 Benchmark]: Toolchain (without parser) took 15286.88 ms. Allocated memory was 146.8 MB in the beginning and 368.6 MB in the end (delta: 221.8 MB). Free memory was 103.7 MB in the beginning and 308.5 MB in the end (delta: -204.8 MB). Peak memory consumption was 233.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:48,934 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 146.8 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:48,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.01 ms. Allocated memory was 146.8 MB in the beginning and 206.0 MB in the end (delta: 59.2 MB). Free memory was 103.3 MB in the beginning and 173.7 MB in the end (delta: -70.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:48,935 INFO L168 Benchmark]: Boogie Preprocessor took 104.00 ms. Allocated memory is still 206.0 MB. Free memory was 173.7 MB in the beginning and 169.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:48,937 INFO L168 Benchmark]: RCFGBuilder took 1227.91 ms. Allocated memory was 206.0 MB in the beginning and 235.4 MB in the end (delta: 29.4 MB). Free memory was 169.0 MB in the beginning and 191.2 MB in the end (delta: -22.2 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:48,938 INFO L168 Benchmark]: TraceAbstraction took 13289.10 ms. Allocated memory was 235.4 MB in the beginning and 368.6 MB in the end (delta: 133.2 MB). Free memory was 191.2 MB in the beginning and 308.5 MB in the end (delta: -117.3 MB). Peak memory consumption was 232.6 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:48,941 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 ms. Allocated memory is still 146.8 MB. Free memory was 123.0 MB in the beginning and 122.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.01 ms. Allocated memory was 146.8 MB in the beginning and 206.0 MB in the end (delta: 59.2 MB). Free memory was 103.3 MB in the beginning and 173.7 MB in the end (delta: -70.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.00 ms. Allocated memory is still 206.0 MB. Free memory was 173.7 MB in the beginning and 169.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1227.91 ms. Allocated memory was 206.0 MB in the beginning and 235.4 MB in the end (delta: 29.4 MB). Free memory was 169.0 MB in the beginning and 191.2 MB in the end (delta: -22.2 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13289.10 ms. Allocated memory was 235.4 MB in the beginning and 368.6 MB in the end (delta: 133.2 MB). Free memory was 191.2 MB in the beginning and 308.5 MB in the end (delta: -117.3 MB). Peak memory consumption was 232.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 734]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) <= 1) || !(1 <= systemActive)) || ((1 <= methaneLevelCritical && 0 == pumpRunning) && splverifierCounter <= 0)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter <= 0) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.3s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1929 SDtfs, 785 SDslu, 4385 SDs, 0 SdLazy, 977 SolverSat, 159 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 981 GetRequests, 938 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=609occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 35 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1353 PreInvPairs, 1415 NumberOfFragments, 1435 HoareAnnotationTreeSize, 1353 FomulaSimplifications, 557 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 62 FomulaSimplificationsInter, 4468 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 985 NumberOfCodeBlocks, 985 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 974 ConstructedInterpolants, 0 QuantifiedInterpolants, 162358 SizeOfPredicates, 23 NumberOfNonLiveVariables, 8330 ConjunctsInSsa, 90 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 63/63 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...