/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --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 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 22:46:00,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 22:46:00,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 22:46:00,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 22:46:00,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 22:46:00,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 22:46:00,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 22:46:00,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 22:46:00,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 22:46:00,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 22:46:00,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 22:46:00,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 22:46:00,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 22:46:00,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 22:46:00,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 22:46:00,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 22:46:00,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 22:46:00,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 22:46:00,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 22:46:00,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 22:46:00,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 22:46:00,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 22:46:00,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 22:46:00,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 22:46:00,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 22:46:00,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 22:46:00,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 22:46:00,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 22:46:00,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 22:46:00,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 22:46:00,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 22:46:00,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 22:46:00,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 22:46:00,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 22:46:00,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 22:46:00,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 22:46:00,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 22:46:00,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 22:46:00,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 22:46:00,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 22:46:00,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 22:46:00,453 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 [2020-07-19 22:46:00,485 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 22:46:00,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 22:46:00,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 22:46:00,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 22:46:00,487 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 22:46:00,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 22:46:00,487 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 22:46:00,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 22:46:00,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 22:46:00,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 22:46:00,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 22:46:00,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 22:46:00,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 22:46:00,489 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 22:46:00,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 22:46:00,489 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 22:46:00,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 22:46:00,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 22:46:00,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 22:46:00,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 22:46:00,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 22:46:00,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 22:46:00,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 22:46:00,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 22:46:00,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 22:46:00,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 22:46:00,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 22:46:00,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 22:46:00,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 22:46:00,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-19 22:46:00,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 22:46:00,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 22:46:00,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 22:46:00,799 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 22:46:00,799 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 22:46:00,800 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2020-07-19 22:46:00,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e8a059a/90dedbfc0345429f98e3589145b173a5/FLAG011eeec96 [2020-07-19 22:46:01,433 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 22:46:01,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2020-07-19 22:46:01,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e8a059a/90dedbfc0345429f98e3589145b173a5/FLAG011eeec96 [2020-07-19 22:46:01,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e8a059a/90dedbfc0345429f98e3589145b173a5 [2020-07-19 22:46:01,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 22:46:01,738 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 22:46:01,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 22:46:01,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 22:46:01,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 22:46:01,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:46:01" (1/1) ... [2020-07-19 22:46:01,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fb56e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:01, skipping insertion in model container [2020-07-19 22:46:01,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:46:01" (1/1) ... [2020-07-19 22:46:01,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 22:46:01,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 22:46:02,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 22:46:02,264 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 22:46:02,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 22:46:02,408 INFO L208 MainTranslator]: Completed translation [2020-07-19 22:46:02,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02 WrapperNode [2020-07-19 22:46:02,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 22:46:02,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 22:46:02,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 22:46:02,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 22:46:02,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (1/1) ... [2020-07-19 22:46:02,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (1/1) ... [2020-07-19 22:46:02,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (1/1) ... [2020-07-19 22:46:02,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (1/1) ... [2020-07-19 22:46:02,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (1/1) ... [2020-07-19 22:46:02,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (1/1) ... [2020-07-19 22:46:02,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (1/1) ... [2020-07-19 22:46:02,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 22:46:02,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 22:46:02,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 22:46:02,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 22:46:02,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (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 [2020-07-19 22:46:02,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 22:46:02,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 22:46:02,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-19 22:46:02,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-19 22:46:02,585 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-19 22:46:02,585 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-19 22:46:02,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-19 22:46:02,587 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-19 22:46:02,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-19 22:46:02,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-19 22:46:02,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-19 22:46:02,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-19 22:46:02,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-19 22:46:02,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-19 22:46:02,589 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-19 22:46:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-19 22:46:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-19 22:46:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-19 22:46:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-19 22:46:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-19 22:46:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-19 22:46:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-19 22:46:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-19 22:46:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-19 22:46:02,592 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-19 22:46:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-19 22:46:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-19 22:46:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-19 22:46:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-19 22:46:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-19 22:46:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-19 22:46:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 22:46:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-19 22:46:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-19 22:46:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-19 22:46:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-19 22:46:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-19 22:46:02,595 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-19 22:46:02,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-19 22:46:02,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-19 22:46:02,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-19 22:46:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 22:46:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 22:46:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-19 22:46:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-19 22:46:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-19 22:46:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-19 22:46:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-19 22:46:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-19 22:46:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-19 22:46:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-19 22:46:02,597 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-19 22:46:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-19 22:46:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-19 22:46:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-19 22:46:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-19 22:46:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-19 22:46:02,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-19 22:46:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-19 22:46:02,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-19 22:46:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-19 22:46:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-19 22:46:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-19 22:46:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-19 22:46:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-19 22:46:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-19 22:46:02,600 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-19 22:46:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-19 22:46:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-19 22:46:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-19 22:46:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-19 22:46:02,601 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-19 22:46:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-19 22:46:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-19 22:46:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-19 22:46:02,602 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-19 22:46:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-19 22:46:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-19 22:46:02,603 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-19 22:46:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-19 22:46:02,604 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-19 22:46:02,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-19 22:46:02,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-19 22:46:02,605 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-19 22:46:02,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-19 22:46:02,605 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-19 22:46:02,606 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-19 22:46:02,606 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-19 22:46:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-19 22:46:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-19 22:46:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-19 22:46:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 22:46:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-19 22:46:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 22:46:02,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-19 22:46:02,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 22:46:03,733 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 22:46:03,734 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-19 22:46:03,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:46:03 BoogieIcfgContainer [2020-07-19 22:46:03,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 22:46:03,742 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 22:46:03,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 22:46:03,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 22:46:03,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:46:01" (1/3) ... [2020-07-19 22:46:03,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e27dc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:46:03, skipping insertion in model container [2020-07-19 22:46:03,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:46:02" (2/3) ... [2020-07-19 22:46:03,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e27dc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:46:03, skipping insertion in model container [2020-07-19 22:46:03,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:46:03" (3/3) ... [2020-07-19 22:46:03,749 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product57.cil.c [2020-07-19 22:46:03,760 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 22:46:03,768 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 22:46:03,780 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 22:46:03,802 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 22:46:03,803 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 22:46:03,803 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 22:46:03,803 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 22:46:03,803 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 22:46:03,804 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 22:46:03,804 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 22:46:03,804 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 22:46:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-07-19 22:46:03,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-19 22:46:03,838 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:03,839 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:46:03,839 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:03,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:03,846 INFO L82 PathProgramCache]: Analyzing trace with hash 135364863, now seen corresponding path program 1 times [2020-07-19 22:46:03,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:03,856 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317556856] [2020-07-19 22:46:03,856 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,498 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:04,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:04,580 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317556856] [2020-07-19 22:46:04,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:04,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-19 22:46:04,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874196431] [2020-07-19 22:46:04,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 22:46:04,588 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:04,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 22:46:04,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 22:46:04,606 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 3 states. [2020-07-19 22:46:05,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:05,918 INFO L93 Difference]: Finished difference Result 323 states and 418 transitions. [2020-07-19 22:46:05,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 22:46:05,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-19 22:46:05,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:05,935 INFO L225 Difference]: With dead ends: 323 [2020-07-19 22:46:05,935 INFO L226 Difference]: Without dead ends: 174 [2020-07-19 22:46:05,940 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-19 22:46:05,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-07-19 22:46:06,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 140. [2020-07-19 22:46:06,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-07-19 22:46:06,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2020-07-19 22:46:06,044 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 46 [2020-07-19 22:46:06,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:06,045 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2020-07-19 22:46:06,045 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 22:46:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2020-07-19 22:46:06,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-19 22:46:06,049 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:06,049 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:46:06,050 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 22:46:06,050 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:06,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:06,050 INFO L82 PathProgramCache]: Analyzing trace with hash 327228860, now seen corresponding path program 1 times [2020-07-19 22:46:06,051 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:06,051 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322776625] [2020-07-19 22:46:06,051 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:06,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,407 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:06,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:06,452 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322776625] [2020-07-19 22:46:06,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:06,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 22:46:06,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360179163] [2020-07-19 22:46:06,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 22:46:06,454 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:06,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 22:46:06,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 22:46:06,455 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 4 states. [2020-07-19 22:46:06,898 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:07,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:07,775 INFO L93 Difference]: Finished difference Result 256 states and 309 transitions. [2020-07-19 22:46:07,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-19 22:46:07,776 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-19 22:46:07,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:07,779 INFO L225 Difference]: With dead ends: 256 [2020-07-19 22:46:07,779 INFO L226 Difference]: Without dead ends: 158 [2020-07-19 22:46:07,781 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 22:46:07,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-19 22:46:07,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 131. [2020-07-19 22:46:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-19 22:46:07,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 152 transitions. [2020-07-19 22:46:07,819 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 152 transitions. Word has length 47 [2020-07-19 22:46:07,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:07,820 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 152 transitions. [2020-07-19 22:46:07,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 22:46:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 152 transitions. [2020-07-19 22:46:07,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-19 22:46:07,822 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:07,822 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] [2020-07-19 22:46:07,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 22:46:07,823 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:07,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:07,823 INFO L82 PathProgramCache]: Analyzing trace with hash -207054876, now seen corresponding path program 1 times [2020-07-19 22:46:07,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:07,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854892193] [2020-07-19 22:46:07,824 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,208 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:08,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:08,364 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854892193] [2020-07-19 22:46:08,364 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:08,364 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 22:46:08,365 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556970848] [2020-07-19 22:46:08,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 22:46:08,365 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:08,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 22:46:08,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-19 22:46:08,366 INFO L87 Difference]: Start difference. First operand 131 states and 152 transitions. Second operand 8 states. [2020-07-19 22:46:08,789 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:09,113 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-19 22:46:09,381 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:09,642 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:10,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:10,926 INFO L93 Difference]: Finished difference Result 265 states and 323 transitions. [2020-07-19 22:46:10,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 22:46:10,927 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-19 22:46:10,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:10,930 INFO L225 Difference]: With dead ends: 265 [2020-07-19 22:46:10,930 INFO L226 Difference]: Without dead ends: 158 [2020-07-19 22:46:10,931 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-19 22:46:10,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-19 22:46:10,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 131. [2020-07-19 22:46:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-19 22:46:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 151 transitions. [2020-07-19 22:46:10,969 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 151 transitions. Word has length 51 [2020-07-19 22:46:10,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:10,969 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 151 transitions. [2020-07-19 22:46:10,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 22:46:10,970 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 151 transitions. [2020-07-19 22:46:10,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-19 22:46:10,972 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:10,972 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:46:10,973 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 22:46:10,973 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:10,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:10,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1468702982, now seen corresponding path program 1 times [2020-07-19 22:46:10,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:10,974 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386933427] [2020-07-19 22:46:10,974 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,308 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:11,390 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386933427] [2020-07-19 22:46:11,390 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:11,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-19 22:46:11,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930079122] [2020-07-19 22:46:11,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-19 22:46:11,391 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:11,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-19 22:46:11,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-19 22:46:11,392 INFO L87 Difference]: Start difference. First operand 131 states and 151 transitions. Second operand 6 states. [2020-07-19 22:46:11,771 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:12,937 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:13,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:13,688 INFO L93 Difference]: Finished difference Result 357 states and 439 transitions. [2020-07-19 22:46:13,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 22:46:13,690 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-19 22:46:13,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:13,693 INFO L225 Difference]: With dead ends: 357 [2020-07-19 22:46:13,695 INFO L226 Difference]: Without dead ends: 250 [2020-07-19 22:46:13,697 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-07-19 22:46:13,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2020-07-19 22:46:13,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 209. [2020-07-19 22:46:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-07-19 22:46:13,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 238 transitions. [2020-07-19 22:46:13,747 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 238 transitions. Word has length 64 [2020-07-19 22:46:13,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:13,748 INFO L479 AbstractCegarLoop]: Abstraction has 209 states and 238 transitions. [2020-07-19 22:46:13,748 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-19 22:46:13,748 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 238 transitions. [2020-07-19 22:46:13,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-07-19 22:46:13,750 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:13,750 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] [2020-07-19 22:46:13,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-19 22:46:13,751 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:13,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:13,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1930431345, now seen corresponding path program 1 times [2020-07-19 22:46:13,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:13,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704700778] [2020-07-19 22:46:13,752 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,042 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:14,161 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704700778] [2020-07-19 22:46:14,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:14,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-19 22:46:14,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645790236] [2020-07-19 22:46:14,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 22:46:14,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:14,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 22:46:14,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-19 22:46:14,163 INFO L87 Difference]: Start difference. First operand 209 states and 238 transitions. Second operand 8 states. [2020-07-19 22:46:14,556 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:15,551 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:15,885 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:16,423 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:16,649 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:16,916 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:17,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:17,949 INFO L93 Difference]: Finished difference Result 622 states and 764 transitions. [2020-07-19 22:46:17,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-19 22:46:17,950 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 78 [2020-07-19 22:46:17,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:17,957 INFO L225 Difference]: With dead ends: 622 [2020-07-19 22:46:17,958 INFO L226 Difference]: Without dead ends: 437 [2020-07-19 22:46:17,959 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-19 22:46:17,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2020-07-19 22:46:18,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 373. [2020-07-19 22:46:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2020-07-19 22:46:18,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 426 transitions. [2020-07-19 22:46:18,089 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 426 transitions. Word has length 78 [2020-07-19 22:46:18,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:18,090 INFO L479 AbstractCegarLoop]: Abstraction has 373 states and 426 transitions. [2020-07-19 22:46:18,090 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 22:46:18,090 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 426 transitions. [2020-07-19 22:46:18,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-07-19 22:46:18,092 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:18,092 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] [2020-07-19 22:46:18,093 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-19 22:46:18,093 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:18,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:18,093 INFO L82 PathProgramCache]: Analyzing trace with hash -613018165, now seen corresponding path program 1 times [2020-07-19 22:46:18,094 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:18,094 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213130687] [2020-07-19 22:46:18,094 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,388 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:18,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:18,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213130687] [2020-07-19 22:46:18,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:18,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 22:46:18,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525821501] [2020-07-19 22:46:18,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 22:46:18,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:18,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 22:46:18,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 22:46:18,488 INFO L87 Difference]: Start difference. First operand 373 states and 426 transitions. Second operand 9 states. [2020-07-19 22:46:18,903 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:19,999 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:20,255 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:21,236 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:21,469 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:21,739 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:21,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:21,959 INFO L93 Difference]: Finished difference Result 476 states and 594 transitions. [2020-07-19 22:46:21,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-19 22:46:21,960 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 82 [2020-07-19 22:46:21,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:21,965 INFO L225 Difference]: With dead ends: 476 [2020-07-19 22:46:21,965 INFO L226 Difference]: Without dead ends: 473 [2020-07-19 22:46:21,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-07-19 22:46:21,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2020-07-19 22:46:22,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 373. [2020-07-19 22:46:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2020-07-19 22:46:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 425 transitions. [2020-07-19 22:46:22,030 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 425 transitions. Word has length 82 [2020-07-19 22:46:22,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:22,031 INFO L479 AbstractCegarLoop]: Abstraction has 373 states and 425 transitions. [2020-07-19 22:46:22,031 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 22:46:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 425 transitions. [2020-07-19 22:46:22,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-07-19 22:46:22,033 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:22,034 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] [2020-07-19 22:46:22,034 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-19 22:46:22,034 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:22,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:22,034 INFO L82 PathProgramCache]: Analyzing trace with hash -1664141551, now seen corresponding path program 1 times [2020-07-19 22:46:22,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:22,035 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833764556] [2020-07-19 22:46:22,035 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,273 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:22,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 22:46:22,451 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833764556] [2020-07-19 22:46:22,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:22,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-19 22:46:22,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865099730] [2020-07-19 22:46:22,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 22:46:22,454 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:22,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 22:46:22,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-19 22:46:22,459 INFO L87 Difference]: Start difference. First operand 373 states and 425 transitions. Second operand 9 states. [2020-07-19 22:46:23,365 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:23,649 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-19 22:46:23,901 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:24,139 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:25,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:25,262 INFO L93 Difference]: Finished difference Result 830 states and 1028 transitions. [2020-07-19 22:46:25,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-19 22:46:25,262 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 98 [2020-07-19 22:46:25,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:25,266 INFO L225 Difference]: With dead ends: 830 [2020-07-19 22:46:25,266 INFO L226 Difference]: Without dead ends: 481 [2020-07-19 22:46:25,268 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-07-19 22:46:25,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2020-07-19 22:46:25,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 383. [2020-07-19 22:46:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2020-07-19 22:46:25,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 435 transitions. [2020-07-19 22:46:25,343 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 435 transitions. Word has length 98 [2020-07-19 22:46:25,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:25,343 INFO L479 AbstractCegarLoop]: Abstraction has 383 states and 435 transitions. [2020-07-19 22:46:25,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 22:46:25,344 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 435 transitions. [2020-07-19 22:46:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-07-19 22:46:25,346 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:25,346 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] [2020-07-19 22:46:25,346 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-19 22:46:25,347 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:25,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:25,347 INFO L82 PathProgramCache]: Analyzing trace with hash -770655213, now seen corresponding path program 1 times [2020-07-19 22:46:25,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:25,348 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781752644] [2020-07-19 22:46:25,348 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,643 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 22:46:25,843 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781752644] [2020-07-19 22:46:25,843 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:25,844 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-19 22:46:25,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649068149] [2020-07-19 22:46:25,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-19 22:46:25,846 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:25,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-19 22:46:25,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-19 22:46:25,847 INFO L87 Difference]: Start difference. First operand 383 states and 435 transitions. Second operand 11 states. [2020-07-19 22:46:26,420 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-19 22:46:26,648 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:26,869 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:27,417 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:27,667 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:27,892 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-19 22:46:28,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:28,982 INFO L93 Difference]: Finished difference Result 850 states and 1050 transitions. [2020-07-19 22:46:28,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-19 22:46:28,983 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 98 [2020-07-19 22:46:28,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:28,991 INFO L225 Difference]: With dead ends: 850 [2020-07-19 22:46:28,991 INFO L226 Difference]: Without dead ends: 491 [2020-07-19 22:46:28,993 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2020-07-19 22:46:28,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2020-07-19 22:46:29,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 391. [2020-07-19 22:46:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 391 states. [2020-07-19 22:46:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 443 transitions. [2020-07-19 22:46:29,100 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 443 transitions. Word has length 98 [2020-07-19 22:46:29,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:29,101 INFO L479 AbstractCegarLoop]: Abstraction has 391 states and 443 transitions. [2020-07-19 22:46:29,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-19 22:46:29,101 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 443 transitions. [2020-07-19 22:46:29,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-07-19 22:46:29,109 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:29,109 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] [2020-07-19 22:46:29,109 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-19 22:46:29,110 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:29,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:29,110 INFO L82 PathProgramCache]: Analyzing trace with hash -778414572, now seen corresponding path program 1 times [2020-07-19 22:46:29,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:29,111 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087318616] [2020-07-19 22:46:29,111 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,463 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:29,632 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 22:46:29,632 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087318616] [2020-07-19 22:46:29,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 22:46:29,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-19 22:46:29,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218359928] [2020-07-19 22:46:29,633 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-19 22:46:29,633 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:29,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-19 22:46:29,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-19 22:46:29,634 INFO L87 Difference]: Start difference. First operand 391 states and 443 transitions. Second operand 7 states. [2020-07-19 22:46:30,082 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:30,579 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-19 22:46:32,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:32,689 INFO L93 Difference]: Finished difference Result 1153 states and 1472 transitions. [2020-07-19 22:46:32,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-19 22:46:32,690 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 98 [2020-07-19 22:46:32,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:32,698 INFO L225 Difference]: With dead ends: 1153 [2020-07-19 22:46:32,698 INFO L226 Difference]: Without dead ends: 786 [2020-07-19 22:46:32,701 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-19 22:46:32,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2020-07-19 22:46:32,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 687. [2020-07-19 22:46:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2020-07-19 22:46:32,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 813 transitions. [2020-07-19 22:46:32,894 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 813 transitions. Word has length 98 [2020-07-19 22:46:32,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:32,896 INFO L479 AbstractCegarLoop]: Abstraction has 687 states and 813 transitions. [2020-07-19 22:46:32,896 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-19 22:46:32,896 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 813 transitions. [2020-07-19 22:46:32,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-07-19 22:46:32,899 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:32,900 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] [2020-07-19 22:46:32,900 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-19 22:46:32,900 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:32,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:32,901 INFO L82 PathProgramCache]: Analyzing trace with hash 469491758, now seen corresponding path program 1 times [2020-07-19 22:46:32,901 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:32,901 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198786382] [2020-07-19 22:46:32,902 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,201 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:33,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-19 22:46:33,454 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198786382] [2020-07-19 22:46:33,454 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040198769] [2020-07-19 22:46:33,454 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@61b33505 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 22:46:33,902 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@61b33505 issued 4 check-sat command(s) [2020-07-19 22:46:33,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 22:46:33,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-19 22:46:33,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 22:46:34,121 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 22:46:34,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 22:46:34,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 22 [2020-07-19 22:46:34,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529873568] [2020-07-19 22:46:34,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 22:46:34,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:34,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 22:46:34,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-07-19 22:46:34,124 INFO L87 Difference]: Start difference. First operand 687 states and 813 transitions. Second operand 8 states. [2020-07-19 22:46:34,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:34,692 INFO L93 Difference]: Finished difference Result 1316 states and 1568 transitions. [2020-07-19 22:46:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-19 22:46:34,693 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 102 [2020-07-19 22:46:34,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:34,700 INFO L225 Difference]: With dead ends: 1316 [2020-07-19 22:46:34,700 INFO L226 Difference]: Without dead ends: 653 [2020-07-19 22:46:34,704 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 127 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2020-07-19 22:46:34,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2020-07-19 22:46:34,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 653. [2020-07-19 22:46:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-07-19 22:46:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 759 transitions. [2020-07-19 22:46:34,902 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 759 transitions. Word has length 102 [2020-07-19 22:46:34,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:34,903 INFO L479 AbstractCegarLoop]: Abstraction has 653 states and 759 transitions. [2020-07-19 22:46:34,903 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 22:46:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 759 transitions. [2020-07-19 22:46:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-19 22:46:34,906 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:34,907 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:46:35,120 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-07-19 22:46:35,121 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:35,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:35,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1698521745, now seen corresponding path program 1 times [2020-07-19 22:46:35,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:35,122 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075656792] [2020-07-19 22:46:35,122 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,500 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:35,860 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-07-19 22:46:35,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075656792] [2020-07-19 22:46:35,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196193920] [2020-07-19 22:46:35,864 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@17f00d6f No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 22:46:36,404 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@17f00d6f issued 4 check-sat command(s) [2020-07-19 22:46:36,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 22:46:36,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-19 22:46:36,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 22:46:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-19 22:46:36,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 22:46:36,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14] total 19 [2020-07-19 22:46:36,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674256501] [2020-07-19 22:46:36,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 22:46:36,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:36,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 22:46:36,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=280, Unknown=0, NotChecked=0, Total=342 [2020-07-19 22:46:36,550 INFO L87 Difference]: Start difference. First operand 653 states and 759 transitions. Second operand 9 states. [2020-07-19 22:46:38,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:38,280 INFO L93 Difference]: Finished difference Result 1670 states and 2163 transitions. [2020-07-19 22:46:38,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-19 22:46:38,280 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 155 [2020-07-19 22:46:38,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:38,289 INFO L225 Difference]: With dead ends: 1670 [2020-07-19 22:46:38,289 INFO L226 Difference]: Without dead ends: 1165 [2020-07-19 22:46:38,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 202 SyntacticMatches, 5 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=121, Invalid=529, Unknown=0, NotChecked=0, Total=650 [2020-07-19 22:46:38,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2020-07-19 22:46:38,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 931. [2020-07-19 22:46:38,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 931 states. [2020-07-19 22:46:38,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1094 transitions. [2020-07-19 22:46:38,494 INFO L78 Accepts]: Start accepts. Automaton has 931 states and 1094 transitions. Word has length 155 [2020-07-19 22:46:38,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:38,494 INFO L479 AbstractCegarLoop]: Abstraction has 931 states and 1094 transitions. [2020-07-19 22:46:38,495 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 22:46:38,495 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1094 transitions. [2020-07-19 22:46:38,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-07-19 22:46:38,498 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 22:46:38,498 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 22:46:38,712 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 22:46:38,713 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 22:46:38,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 22:46:38,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1973281359, now seen corresponding path program 1 times [2020-07-19 22:46:38,714 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 22:46:38,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131143591] [2020-07-19 22:46:38,714 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@6d4594e3 [2020-07-19 22:46:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,007 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-19 22:46:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 22:46:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-19 22:46:39,243 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131143591] [2020-07-19 22:46:39,244 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933704542] [2020-07-19 22:46:39,244 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@d79519 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 22:46:39,895 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@d79519 issued 4 check-sat command(s) [2020-07-19 22:46:39,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-19 22:46:39,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-19 22:46:39,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 22:46:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-19 22:46:40,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 22:46:40,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [14] total 16 [2020-07-19 22:46:40,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351074485] [2020-07-19 22:46:40,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-19 22:46:40,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-19 22:46:40,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-19 22:46:40,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2020-07-19 22:46:40,096 INFO L87 Difference]: Start difference. First operand 931 states and 1094 transitions. Second operand 6 states. [2020-07-19 22:46:40,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 22:46:40,294 INFO L93 Difference]: Finished difference Result 1319 states and 1547 transitions. [2020-07-19 22:46:40,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-19 22:46:40,295 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2020-07-19 22:46:40,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 22:46:40,296 INFO L225 Difference]: With dead ends: 1319 [2020-07-19 22:46:40,296 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 22:46:40,301 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-07-19 22:46:40,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 22:46:40,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 22:46:40,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 22:46:40,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 22:46:40,303 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2020-07-19 22:46:40,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 22:46:40,303 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 22:46:40,303 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-19 22:46:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 22:46:40,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 22:46:40,517 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-19 22:46:40,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 22:46:41,301 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-07-19 22:46:41,452 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 204 [2020-07-19 22:46:42,628 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 265 [2020-07-19 22:46:43,726 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 267 [2020-07-19 22:46:44,057 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 257 [2020-07-19 22:46:45,566 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 257 [2020-07-19 22:46:46,625 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 19 [2020-07-19 22:46:46,805 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 22:46:46,985 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:46:47,544 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:46:48,144 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 29 [2020-07-19 22:46:49,186 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 166 DAG size of output: 33 [2020-07-19 22:46:49,375 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 22:46:49,560 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 22:46:50,665 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 201 DAG size of output: 33 [2020-07-19 22:46:50,831 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-07-19 22:46:51,006 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:46:51,582 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-07-19 22:46:51,975 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 184 [2020-07-19 22:46:52,854 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 31 [2020-07-19 22:46:53,031 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-07-19 22:46:53,684 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 25 [2020-07-19 22:46:54,245 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 26 [2020-07-19 22:46:54,764 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:46:55,817 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 203 DAG size of output: 34 [2020-07-19 22:46:56,841 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 197 DAG size of output: 32 [2020-07-19 22:46:57,578 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-07-19 22:46:57,826 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-07-19 22:46:58,001 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-07-19 22:46:58,552 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 21 [2020-07-19 22:46:58,742 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:46:58,928 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:46:59,436 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 21 [2020-07-19 22:46:59,983 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 21 [2020-07-19 22:47:00,184 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-07-19 22:47:00,369 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:47:01,284 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-19 22:47:02,283 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 39 [2020-07-19 22:47:02,893 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2020-07-19 22:47:03,067 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 18 [2020-07-19 22:47:03,258 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-19 22:47:03,443 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-07-19 22:47:03,625 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-07-19 22:47:04,200 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-07-19 22:47:04,379 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-07-19 22:47:04,574 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 24 [2020-07-19 22:47:04,837 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 24 [2020-07-19 22:47:05,361 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 20 [2020-07-19 22:47:06,337 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 32 [2020-07-19 22:47:06,507 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-07-19 22:47:06,677 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-07-19 22:47:06,872 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-07-19 22:47:07,092 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-07-19 22:47:07,097 INFO L268 CegarLoopResult]: For program point L190(lines 190 194) no Hoare annotation was computed. [2020-07-19 22:47:07,097 INFO L268 CegarLoopResult]: For program point L190-1(lines 190 194) no Hoare annotation was computed. [2020-07-19 22:47:07,098 INFO L268 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-07-19 22:47:07,098 INFO L268 CegarLoopResult]: For program point L184-2(lines 184 205) no Hoare annotation was computed. [2020-07-19 22:47:07,098 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 159 214) no Hoare annotation was computed. [2020-07-19 22:47:07,098 INFO L268 CegarLoopResult]: For program point L206(lines 183 207) no Hoare annotation was computed. [2020-07-19 22:47:07,098 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 159 214) no Hoare annotation was computed. [2020-07-19 22:47:07,098 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 159 214) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point L247(lines 247 251) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point L247-1(lines 247 251) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 215 274) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point L241-2(lines 241 266) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 215 274) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point L267(lines 240 268) no Hoare annotation was computed. [2020-07-19 22:47:07,099 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 215 274) no Hoare annotation was computed. [2020-07-19 22:47:07,100 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-07-19 22:47:07,100 INFO L268 CegarLoopResult]: For program point L260-1(line 260) no Hoare annotation was computed. [2020-07-19 22:47:07,100 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 90 96) the Hoare annotation is: true [2020-07-19 22:47:07,100 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 90 96) no Hoare annotation was computed. [2020-07-19 22:47:07,100 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 97 105) no Hoare annotation was computed. [2020-07-19 22:47:07,100 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 97 105) the Hoare annotation is: true [2020-07-19 22:47:07,100 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 97 105) no Hoare annotation was computed. [2020-07-19 22:47:07,100 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 836 858) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,101 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 836 858) no Hoare annotation was computed. [2020-07-19 22:47:07,101 INFO L264 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~10 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,101 INFO L264 CegarLoopResult]: At program point L848-1(line 848) the Hoare annotation is: (or (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~10 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,101 INFO L268 CegarLoopResult]: For program point L846(lines 846 853) no Hoare annotation was computed. [2020-07-19 22:47:07,101 INFO L268 CegarLoopResult]: For program point L846-1(lines 846 853) no Hoare annotation was computed. [2020-07-19 22:47:07,101 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 836 858) no Hoare annotation was computed. [2020-07-19 22:47:07,101 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-19 22:47:07,102 INFO L264 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,102 INFO L264 CegarLoopResult]: At program point L842(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,102 INFO L264 CegarLoopResult]: At program point L842-1(line 842) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,102 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-07-19 22:47:07,102 INFO L268 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-07-19 22:47:07,102 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 795 818) no Hoare annotation was computed. [2020-07-19 22:47:07,102 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 795 818) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 795 818) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L813(line 813) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L812(line 812) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L810(line 810) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L809(line 809) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L808(line 808) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L807(line 807) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-07-19 22:47:07,103 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-07-19 22:47:07,104 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-07-19 22:47:07,104 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-07-19 22:47:07,104 INFO L268 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-07-19 22:47:07,104 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 680 688) no Hoare annotation was computed. [2020-07-19 22:47:07,104 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 680 688) the Hoare annotation is: true [2020-07-19 22:47:07,104 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 680 688) no Hoare annotation was computed. [2020-07-19 22:47:07,104 INFO L268 CegarLoopResult]: For program point L753(lines 753 757) no Hoare annotation was computed. [2020-07-19 22:47:07,104 INFO L271 CegarLoopResult]: At program point L751(line 751) the Hoare annotation is: true [2020-07-19 22:47:07,105 INFO L268 CegarLoopResult]: For program point L753-2(lines 753 757) no Hoare annotation was computed. [2020-07-19 22:47:07,105 INFO L268 CegarLoopResult]: For program point L751-1(line 751) no Hoare annotation was computed. [2020-07-19 22:47:07,105 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 744 762) the Hoare annotation is: true [2020-07-19 22:47:07,105 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 744 762) no Hoare annotation was computed. [2020-07-19 22:47:07,105 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 744 762) no Hoare annotation was computed. [2020-07-19 22:47:07,105 INFO L268 CegarLoopResult]: For program point L696(lines 696 704) no Hoare annotation was computed. [2020-07-19 22:47:07,105 INFO L268 CegarLoopResult]: For program point L696-2(lines 696 704) no Hoare annotation was computed. [2020-07-19 22:47:07,105 INFO L268 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 689 724) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L268 CegarLoopResult]: For program point L719-1(line 719) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 689 724) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L268 CegarLoopResult]: For program point L708(lines 708 716) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 689 724) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L268 CegarLoopResult]: For program point L708-2(lines 708 716) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 83 89) no Hoare annotation was computed. [2020-07-19 22:47:07,106 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 83 89) the Hoare annotation is: true [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 113 158) no Hoare annotation was computed. [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 113 158) no Hoare annotation was computed. [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 113 158) no Hoare annotation was computed. [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point L446(lines 446 453) no Hoare annotation was computed. [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 426 471) no Hoare annotation was computed. [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point L440(lines 440 460) no Hoare annotation was computed. [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point L440-1(lines 440 460) no Hoare annotation was computed. [2020-07-19 22:47:07,107 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 426 471) no Hoare annotation was computed. [2020-07-19 22:47:07,108 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 426 471) no Hoare annotation was computed. [2020-07-19 22:47:07,108 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 826 835) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,108 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 826 835) no Hoare annotation was computed. [2020-07-19 22:47:07,108 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 826 835) no Hoare annotation was computed. [2020-07-19 22:47:07,108 INFO L268 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-07-19 22:47:07,108 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 669 679) the Hoare annotation is: true [2020-07-19 22:47:07,108 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 669 679) no Hoare annotation was computed. [2020-07-19 22:47:07,108 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 669 679) no Hoare annotation was computed. [2020-07-19 22:47:07,109 INFO L271 CegarLoopResult]: At program point L674(line 674) the Hoare annotation is: true [2020-07-19 22:47:07,109 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 661 668) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse1 (not (<= 1 ~waterLevel~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-19 22:47:07,109 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 661 668) no Hoare annotation was computed. [2020-07-19 22:47:07,109 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 661 668) no Hoare annotation was computed. [2020-07-19 22:47:07,109 INFO L268 CegarLoopResult]: For program point L944(lines 944 950) no Hoare annotation was computed. [2020-07-19 22:47:07,109 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 940 953) no Hoare annotation was computed. [2020-07-19 22:47:07,109 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 940 953) the Hoare annotation is: true [2020-07-19 22:47:07,109 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 940 953) no Hoare annotation was computed. [2020-07-19 22:47:07,110 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 610 634) no Hoare annotation was computed. [2020-07-19 22:47:07,110 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (let ((.cse0 (= 0 |old(~pumpRunning~0)|)) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~waterLevel~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (= 0 ~pumpRunning~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse3) (or .cse1 .cse2 .cse5 .cse3) (or .cse1 .cse4 .cse5 .cse3))) [2020-07-19 22:47:07,110 INFO L268 CegarLoopResult]: For program point L629-1(lines 610 634) no Hoare annotation was computed. [2020-07-19 22:47:07,110 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 610 634) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-19 22:47:07,110 INFO L264 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2020-07-19 22:47:07,110 INFO L264 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~6))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse3) (or .cse0 .cse2 .cse5 .cse3) (or .cse0 .cse5 .cse4 .cse3))) [2020-07-19 22:47:07,111 INFO L268 CegarLoopResult]: For program point L618(lines 618 626) no Hoare annotation was computed. [2020-07-19 22:47:07,111 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse3) (or .cse0 .cse2 .cse5 .cse3) (or .cse0 .cse4 .cse5 .cse3))) [2020-07-19 22:47:07,111 INFO L268 CegarLoopResult]: For program point L616-1(line 616) no Hoare annotation was computed. [2020-07-19 22:47:07,111 INFO L268 CegarLoopResult]: For program point L614(lines 614 631) no Hoare annotation was computed. [2020-07-19 22:47:07,111 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 576 582) no Hoare annotation was computed. [2020-07-19 22:47:07,111 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 576 582) the Hoare annotation is: true [2020-07-19 22:47:07,111 INFO L264 CegarLoopResult]: At program point testENTRY(lines 477 540) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,112 INFO L268 CegarLoopResult]: For program point testFINAL(lines 477 540) no Hoare annotation was computed. [2020-07-19 22:47:07,112 INFO L264 CegarLoopResult]: At program point L533(lines 486 534) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,112 INFO L268 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-07-19 22:47:07,112 INFO L264 CegarLoopResult]: At program point L523-2(lines 517 528) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2) (and .cse3 .cse4 .cse0 .cse5) (and .cse3 .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse0 .cse2 .cse5 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not .cse5))) [2020-07-19 22:47:07,112 INFO L268 CegarLoopResult]: For program point L488(lines 487 532) no Hoare annotation was computed. [2020-07-19 22:47:07,112 INFO L268 CegarLoopResult]: For program point L517(lines 517 528) no Hoare annotation was computed. [2020-07-19 22:47:07,112 INFO L264 CegarLoopResult]: At program point L509(line 509) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 (<= 1 ~methaneLevelCritical~0) (<= 1 ~waterLevel~0) .cse1) (and (<= 2 ~waterLevel~0) .cse2 .cse0 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1 .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|)) (not .cse3))) [2020-07-19 22:47:07,113 INFO L268 CegarLoopResult]: For program point L507(lines 507 513) no Hoare annotation was computed. [2020-07-19 22:47:07,113 INFO L268 CegarLoopResult]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2020-07-19 22:47:07,113 INFO L264 CegarLoopResult]: At program point L499(line 499) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse0 .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse3 .cse0) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)))) [2020-07-19 22:47:07,113 INFO L264 CegarLoopResult]: At program point L530(lines 487 532) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse0 .cse1 .cse2) (and (<= 2 ~waterLevel~0) .cse3 .cse0) (not (= 1 |old(~waterLevel~0)|)) (not (= 1 ~systemActive~0)))) [2020-07-19 22:47:07,113 INFO L268 CegarLoopResult]: For program point L497(lines 497 503) no Hoare annotation was computed. [2020-07-19 22:47:07,113 INFO L268 CegarLoopResult]: For program point L497-1(lines 497 503) no Hoare annotation was computed. [2020-07-19 22:47:07,113 INFO L268 CegarLoopResult]: For program point L489(lines 489 493) no Hoare annotation was computed. [2020-07-19 22:47:07,113 INFO L268 CegarLoopResult]: For program point testEXIT(lines 477 540) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 380 425) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 380 425) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 380 425) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point L400(lines 400 407) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point L394(lines 394 414) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point L394-1(lines 394 414) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 635 642) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) (not (<= 2 ~waterLevel~0)) (not (= 1 ~systemActive~0))) [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 635 642) no Hoare annotation was computed. [2020-07-19 22:47:07,114 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 635 642) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 954 962) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 954 962) the Hoare annotation is: true [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 954 962) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 908 930) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 908 930) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 908 930) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point L916(lines 916 924) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 924) no Hoare annotation was computed. [2020-07-19 22:47:07,115 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 73 82) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 73 82) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 73 82) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 277 379) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point L347(lines 325 348) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point L306(lines 306 322) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point L366(lines 366 373) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point L327(lines 326 346) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-07-19 22:47:07,116 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 277 379) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L358-1(line 358) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L323(lines 323 364) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L342(line 342) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L342-1(line 342) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 277 379) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L301(lines 301 305) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L365(lines 365 376) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point L326-2(lines 326 346) no Hoare annotation was computed. [2020-07-19 22:47:07,117 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:07,118 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#t~string47.base)| |#t~string47.base|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |old(#t~string55.offset)| |#t~string55.offset|) (= |old(~head~0.base)| ~head~0.base) (= |old(#t~string61.base)| |#t~string61.base|) (= |old(#t~string33.base)| |#t~string33.base|) (= |old(#t~string70.offset)| |#t~string70.offset|) (= |old(#t~string22.offset)| |#t~string22.offset|) (= |old(#t~string24.offset)| |#t~string24.offset|) (= |old(#t~string66.offset)| |#t~string66.offset|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |old(#t~string34.base)| |#t~string34.base|) (= |old(#t~string68.offset)| |#t~string68.offset|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |#t~string51.base| |old(#t~string51.base)|) (= |old(#t~string32.offset)| |#t~string32.offset|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#t~string49.base)| |#t~string49.base|) (= |old(#t~string61.offset)| |#t~string61.offset|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |old(#t~string23.base)| |#t~string23.base|) (= |old(#t~string32.base)| |#t~string32.base|) (= |old(#t~string74.base)| |#t~string74.base|) (= |#t~string55.base| |old(#t~string55.base)|) (= |old(#t~string33.offset)| |#t~string33.offset|) (= |old(#t~string31.base)| |#t~string31.base|) (= |old(#t~string49.offset)| |#t~string49.offset|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |old(#t~string47.offset)| |#t~string47.offset|) (= |#t~string59.base| |old(#t~string59.base)|) (= |old(#t~string25.base)| |#t~string25.base|) (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string57.base)| |#t~string57.base|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |old(#t~string26.offset)| |#t~string26.offset|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(#length)| |#length|) (= |old(#t~string24.base)| |#t~string24.base|) (= |old(#t~string66.base)| |#t~string66.base|) (= |old(#t~string70.base)| |#t~string70.base|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |old(#t~string34.offset)| |#t~string34.offset|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(#t~string31.offset)| |#t~string31.offset|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(#t~string53.offset)| |#t~string53.offset|)) [2020-07-19 22:47:07,118 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:07,118 INFO L264 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 0 ~methaneLevelCritical~0)) (= 0 ~pumpRunning~0) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-07-19 22:47:07,118 INFO L268 CegarLoopResult]: For program point L655-1(lines 644 660) no Hoare annotation was computed. [2020-07-19 22:47:07,118 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 644 660) no Hoare annotation was computed. [2020-07-19 22:47:07,118 INFO L268 CegarLoopResult]: For program point L651(lines 651 657) no Hoare annotation was computed. [2020-07-19 22:47:07,119 INFO L264 CegarLoopResult]: At program point L649(line 649) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-19 22:47:07,119 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 644 660) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-07-19 22:47:07,119 INFO L268 CegarLoopResult]: For program point L649-1(line 649) no Hoare annotation was computed. [2020-07-19 22:47:07,119 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 725 743) no Hoare annotation was computed. [2020-07-19 22:47:07,119 INFO L268 CegarLoopResult]: For program point L734(lines 734 738) no Hoare annotation was computed. [2020-07-19 22:47:07,119 INFO L271 CegarLoopResult]: At program point L732(line 732) the Hoare annotation is: true [2020-07-19 22:47:07,119 INFO L268 CegarLoopResult]: For program point L734-2(lines 734 738) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point L732-1(line 732) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 725 743) the Hoare annotation is: true [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 725 743) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 931 939) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 931 939) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 931 939) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-19 22:47:07,120 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:07,121 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 887 898) the Hoare annotation is: (let ((.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 (not (<= 2 ~waterLevel~0)) .cse4) (or .cse0 .cse1 .cse3 (not (<= 1 |old(~methaneLevelCritical~0)|)) .cse4))) [2020-07-19 22:47:07,121 INFO L268 CegarLoopResult]: For program point L891-1(lines 887 898) no Hoare annotation was computed. [2020-07-19 22:47:07,121 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 887 898) no Hoare annotation was computed. [2020-07-19 22:47:07,121 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 899 907) the Hoare annotation is: true [2020-07-19 22:47:07,121 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 899 907) no Hoare annotation was computed. [2020-07-19 22:47:07,121 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 899 907) no Hoare annotation was computed. [2020-07-19 22:47:07,121 INFO L264 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse0 .cse2 .cse5 .cse3 .cse4) (or .cse1 .cse6 .cse7 .cse4))) [2020-07-19 22:47:07,122 INFO L264 CegarLoopResult]: At program point L563(lines 563 569) the Hoare annotation is: (let ((.cse11 (= 0 ~methaneLevelCritical~0)) (.cse10 (= 1 ~systemActive~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= 0 ~pumpRunning~0))) (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse12)) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (and .cse12 .cse9)) (.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse8 (and .cse11 (<= 2 ~waterLevel~0) .cse10 (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not .cse11)) (.cse4 (not .cse10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse4) (or .cse7 .cse5 .cse6 .cse4 .cse8) (or .cse0 .cse2 .cse7 .cse3 .cse4 .cse8) (or .cse2 .cse7 .cse9 (not (= 1 |old(~waterLevel~0)|)) .cse4)))) [2020-07-19 22:47:07,122 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 552 575) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and (= 0 ~pumpRunning~0) .cse8)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse8)) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse5 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse1 .cse6 .cse7 .cse4)))) [2020-07-19 22:47:07,122 INFO L264 CegarLoopResult]: At program point L558(line 558) the Hoare annotation is: (let ((.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse3) (or .cse6 .cse4 .cse5 .cse3) (or .cse6 .cse0 .cse2 .cse3))) [2020-07-19 22:47:07,122 INFO L268 CegarLoopResult]: For program point L556(lines 555 574) no Hoare annotation was computed. [2020-07-19 22:47:07,122 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 552 575) no Hoare annotation was computed. [2020-07-19 22:47:07,122 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 552 575) no Hoare annotation was computed. [2020-07-19 22:47:07,123 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 765 794) no Hoare annotation was computed. [2020-07-19 22:47:07,123 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 765 794) the Hoare annotation is: true [2020-07-19 22:47:07,123 INFO L271 CegarLoopResult]: At program point L790(lines 765 794) the Hoare annotation is: true [2020-07-19 22:47:07,123 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-07-19 22:47:07,123 INFO L268 CegarLoopResult]: For program point L779(lines 779 783) no Hoare annotation was computed. [2020-07-19 22:47:07,123 INFO L271 CegarLoopResult]: At program point L779-1(lines 779 783) the Hoare annotation is: true [2020-07-19 22:47:07,123 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-19 22:47:07,123 INFO L271 CegarLoopResult]: At program point L775-2(lines 775 789) the Hoare annotation is: true [2020-07-19 22:47:07,124 INFO L271 CegarLoopResult]: At program point L771(line 771) the Hoare annotation is: true [2020-07-19 22:47:07,124 INFO L268 CegarLoopResult]: For program point L771-1(line 771) no Hoare annotation was computed. [2020-07-19 22:47:07,124 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 863 874) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or (not (= 0 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-07-19 22:47:07,124 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 863 874) no Hoare annotation was computed. [2020-07-19 22:47:07,124 INFO L268 CegarLoopResult]: For program point L867-1(lines 863 874) no Hoare annotation was computed. [2020-07-19 22:47:07,124 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 819 825) no Hoare annotation was computed. [2020-07-19 22:47:07,124 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 819 825) the Hoare annotation is: true [2020-07-19 22:47:07,124 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 22:47:07,125 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-19 22:47:07,125 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 22:47:07,125 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 22:47:07,125 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 584 608) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-19 22:47:07,125 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 584 608) no Hoare annotation was computed. [2020-07-19 22:47:07,125 INFO L264 CegarLoopResult]: At program point L603(line 603) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-19 22:47:07,126 INFO L268 CegarLoopResult]: For program point L603-1(lines 584 608) no Hoare annotation was computed. [2020-07-19 22:47:07,126 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= 0 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-19 22:47:07,126 INFO L264 CegarLoopResult]: At program point L594(line 594) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3))) [2020-07-19 22:47:07,126 INFO L268 CegarLoopResult]: For program point L592(lines 592 600) no Hoare annotation was computed. [2020-07-19 22:47:07,126 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-19 22:47:07,126 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-19 22:47:07,126 INFO L268 CegarLoopResult]: For program point L588(lines 588 605) no Hoare annotation was computed. [2020-07-19 22:47:07,126 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 875 886) no Hoare annotation was computed. [2020-07-19 22:47:07,127 INFO L268 CegarLoopResult]: For program point L879-1(lines 875 886) no Hoare annotation was computed. [2020-07-19 22:47:07,127 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 875 886) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (<= 1 |old(~waterLevel~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 .cse3 .cse4 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4 .cse2))) [2020-07-19 22:47:07,127 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 964 971) no Hoare annotation was computed. [2020-07-19 22:47:07,127 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 968) no Hoare annotation was computed. [2020-07-19 22:47:07,127 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 964 971) the Hoare annotation is: true [2020-07-19 22:47:07,127 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 964 971) no Hoare annotation was computed. [2020-07-19 22:47:07,127 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2020-07-19 22:47:07,128 INFO L264 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse1 (not (<= 2 ~waterLevel~0)) .cse3))) [2020-07-19 22:47:07,128 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2020-07-19 22:47:07,128 INFO L268 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2020-07-19 22:47:07,128 INFO L264 CegarLoopResult]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2020-07-19 22:47:07,128 INFO L268 CegarLoopResult]: For program point L53-1(line 53) no Hoare annotation was computed. [2020-07-19 22:47:07,128 INFO L268 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2020-07-19 22:47:07,128 INFO L268 CegarLoopResult]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2020-07-19 22:47:07,128 INFO L271 CegarLoopResult]: At program point L49(line 49) the Hoare annotation is: true [2020-07-19 22:47:07,129 INFO L268 CegarLoopResult]: For program point L49-1(line 49) no Hoare annotation was computed. [2020-07-19 22:47:07,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:47:07 BoogieIcfgContainer [2020-07-19 22:47:07,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 22:47:07,150 INFO L168 Benchmark]: Toolchain (without parser) took 65413.39 ms. Allocated memory was 143.1 MB in the beginning and 864.6 MB in the end (delta: 721.4 MB). Free memory was 99.6 MB in the beginning and 255.7 MB in the end (delta: -156.1 MB). Peak memory consumption was 751.0 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:07,150 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-19 22:47:07,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.63 ms. Allocated memory was 143.1 MB in the beginning and 201.9 MB in the end (delta: 58.7 MB). Free memory was 99.2 MB in the beginning and 168.2 MB in the end (delta: -68.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:07,151 INFO L168 Benchmark]: Boogie Preprocessor took 88.16 ms. Allocated memory is still 201.9 MB. Free memory was 168.2 MB in the beginning and 163.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:07,152 INFO L168 Benchmark]: RCFGBuilder took 1243.22 ms. Allocated memory was 201.9 MB in the beginning and 230.7 MB in the end (delta: 28.8 MB). Free memory was 163.8 MB in the beginning and 191.1 MB in the end (delta: -27.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:07,153 INFO L168 Benchmark]: TraceAbstraction took 63405.92 ms. Allocated memory was 230.7 MB in the beginning and 864.6 MB in the end (delta: 633.9 MB). Free memory was 191.1 MB in the beginning and 255.7 MB in the end (delta: -64.6 MB). Peak memory consumption was 754.9 MB. Max. memory is 7.1 GB. [2020-07-19 22:47:07,156 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 669.63 ms. Allocated memory was 143.1 MB in the beginning and 201.9 MB in the end (delta: 58.7 MB). Free memory was 99.2 MB in the beginning and 168.2 MB in the end (delta: -68.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.16 ms. Allocated memory is still 201.9 MB. Free memory was 168.2 MB in the beginning and 163.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1243.22 ms. Allocated memory was 201.9 MB in the beginning and 230.7 MB in the end (delta: 28.8 MB). Free memory was 163.8 MB in the beginning and 191.1 MB in the end (delta: -27.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 63405.92 ms. Allocated memory was 230.7 MB in the beginning and 864.6 MB in the end (delta: 633.9 MB). Free memory was 191.1 MB in the beginning and 255.7 MB in the end (delta: -64.6 MB). Peak memory consumption was 754.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 968]: 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: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || (((0 == splverifierCounter && 1 <= methaneLevelCritical) && 0 == pumpRunning) && \old(waterLevel) <= waterLevel)) || !(\old(methaneLevelCritical) == 0)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && \old(waterLevel) <= waterLevel)) || ((2 <= waterLevel && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || !(1 == \old(waterLevel))) || !(1 == systemActive) - InvariantResult [Line: 486]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(waterLevel))) || !(1 == systemActive) - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 242 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 36.7s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 26.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 26.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1744 SDtfs, 2399 SDslu, 2641 SDs, 0 SdLazy, 6400 SolverSat, 1426 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 930 GetRequests, 769 SyntacticMatches, 9 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 386 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=931occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 824 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 1748 PreInvPairs, 1818 NumberOfFragments, 1983 HoareAnnotationTreeSize, 1748 FomulaSimplifications, 59769489 FormulaSimplificationTreeSizeReduction, 5.1s HoareSimplificationTime, 63 FomulaSimplificationsInter, 1828119 FormulaSimplificationTreeSizeReductionInter, 21.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1486 NumberOfCodeBlocks, 1486 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1471 ConstructedInterpolants, 0 QuantifiedInterpolants, 475806 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2535 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 143/151 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...