/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.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 22:46:01,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 22:46:01,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 22:46:01,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 22:46:01,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 22:46:01,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 22:46:01,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 22:46:01,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 22:46:01,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 22:46:01,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 22:46:01,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 22:46:01,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 22:46:01,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 22:46:01,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 22:46:01,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 22:46:01,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 22:46:01,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 22:46:01,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 22:46:01,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 22:46:01,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 22:46:01,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 22:46:01,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 22:46:01,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 22:46:01,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 22:46:01,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 22:46:01,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 22:46:01,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 22:46:01,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 22:46:01,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 22:46:01,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 22:46:01,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 22:46:01,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 22:46:01,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 22:46:01,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 22:46:01,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 22:46:01,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 22:46:01,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 22:46:01,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 22:46:01,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 22:46:01,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 22:46:01,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 22:46:01,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-21 22:46:01,479 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 22:46:01,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 22:46:01,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 22:46:01,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 22:46:01,481 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 22:46:01,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 22:46:01,482 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 22:46:01,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 22:46:01,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 22:46:01,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 22:46:01,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 22:46:01,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 22:46:01,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 22:46:01,483 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 22:46:01,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 22:46:01,483 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 22:46:01,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 22:46:01,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 22:46:01,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 22:46:01,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 22:46:01,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 22:46:01,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 22:46:01,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 22:46:01,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 22:46:01,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 22:46:01,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 22:46:01,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 22:46:01,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 22:46:01,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 22:46:01,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-08-21 22:46:01,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 22:46:01,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 22:46:01,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 22:46:01,784 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 22:46:01,784 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 22:46:01,785 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2020-08-21 22:46:01,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff7c11fe6/ed0dff38b2cc4326aab54fd33c04d612/FLAG2ab155c6d [2020-08-21 22:46:02,338 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 22:46:02,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2020-08-21 22:46:02,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff7c11fe6/ed0dff38b2cc4326aab54fd33c04d612/FLAG2ab155c6d [2020-08-21 22:46:02,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ff7c11fe6/ed0dff38b2cc4326aab54fd33c04d612 [2020-08-21 22:46:02,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 22:46:02,648 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 22:46:02,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 22:46:02,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 22:46:02,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 22:46:02,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:46:02" (1/1) ... [2020-08-21 22:46:02,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e065585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:02, skipping insertion in model container [2020-08-21 22:46:02,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 10:46:02" (1/1) ... [2020-08-21 22:46:02,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 22:46:02,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 22:46:03,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:46:03,129 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 22:46:03,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 22:46:03,364 INFO L208 MainTranslator]: Completed translation [2020-08-21 22:46:03,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03 WrapperNode [2020-08-21 22:46:03,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 22:46:03,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 22:46:03,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 22:46:03,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 22:46:03,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... [2020-08-21 22:46:03,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... [2020-08-21 22:46:03,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... [2020-08-21 22:46:03,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... [2020-08-21 22:46:03,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... [2020-08-21 22:46:03,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... [2020-08-21 22:46:03,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... [2020-08-21 22:46:03,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 22:46:03,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 22:46:03,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 22:46:03,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 22:46:03,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-21 22:46:03,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 22:46:03,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 22:46:03,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-21 22:46:03,530 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-21 22:46:03,530 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-21 22:46:03,530 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-21 22:46:03,531 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-21 22:46:03,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-21 22:46:03,531 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-21 22:46:03,532 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-21 22:46:03,533 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-21 22:46:03,533 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-21 22:46:03,533 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-21 22:46:03,533 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-21 22:46:03,533 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-21 22:46:03,534 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-21 22:46:03,534 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-21 22:46:03,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-21 22:46:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-21 22:46:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-21 22:46:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-21 22:46:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-21 22:46:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-21 22:46:03,535 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-21 22:46:03,536 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-21 22:46:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-21 22:46:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 22:46:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-21 22:46:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-21 22:46:03,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-21 22:46:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-21 22:46:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-21 22:46:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-21 22:46:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-08-21 22:46:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-08-21 22:46:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-21 22:46:03,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 22:46:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 22:46:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 22:46:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-21 22:46:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-21 22:46:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-21 22:46:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-21 22:46:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-21 22:46:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-21 22:46:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-21 22:46:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-21 22:46:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-21 22:46:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-08-21 22:46:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-21 22:46:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-21 22:46:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 22:46:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-21 22:46:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-21 22:46:03,542 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-21 22:46:03,543 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-21 22:46:03,543 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-21 22:46:03,543 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-21 22:46:03,543 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-21 22:46:03,543 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-21 22:46:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-21 22:46:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-21 22:46:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-21 22:46:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-08-21 22:46:03,544 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-21 22:46:03,545 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 22:46:03,545 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-21 22:46:03,545 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 22:46:03,545 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 22:46:03,545 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-21 22:46:03,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 22:46:03,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 22:46:03,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 22:46:03,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 22:46:03,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-21 22:46:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 22:46:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-21 22:46:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-21 22:46:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 22:46:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-21 22:46:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-21 22:46:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-21 22:46:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-21 22:46:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 22:46:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 22:46:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 22:46:04,679 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 22:46:04,680 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-21 22:46:04,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:46:04 BoogieIcfgContainer [2020-08-21 22:46:04,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 22:46:04,687 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 22:46:04,687 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 22:46:04,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 22:46:04,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 10:46:02" (1/3) ... [2020-08-21 22:46:04,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687231cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:46:04, skipping insertion in model container [2020-08-21 22:46:04,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 10:46:03" (2/3) ... [2020-08-21 22:46:04,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@687231cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 10:46:04, skipping insertion in model container [2020-08-21 22:46:04,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 10:46:04" (3/3) ... [2020-08-21 22:46:04,694 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product03.cil.c [2020-08-21 22:46:04,706 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 22:46:04,714 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 22:46:04,729 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 22:46:04,756 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 22:46:04,756 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 22:46:04,756 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 22:46:04,756 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 22:46:04,757 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 22:46:04,757 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 22:46:04,757 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 22:46:04,757 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 22:46:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2020-08-21 22:46:04,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-21 22:46:04,788 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:46:04,789 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] [2020-08-21 22:46:04,790 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:46:04,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:46:04,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1808633818, now seen corresponding path program 1 times [2020-08-21 22:46:04,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:46:04,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1793685499] [2020-08-21 22:46:04,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:46:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,443 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:46:05,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:46:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:46:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:46:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:46:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:46:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:46:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-21 22:46:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-21 22:46:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 22:46:05,545 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1793685499] [2020-08-21 22:46:05,547 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:46:05,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 22:46:05,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626361209] [2020-08-21 22:46:05,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 22:46:05,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:46:05,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 22:46:05,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 22:46:05,572 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 4 states. [2020-08-21 22:46:06,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:46:06,499 INFO L93 Difference]: Finished difference Result 219 states and 292 transitions. [2020-08-21 22:46:06,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 22:46:06,501 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-08-21 22:46:06,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:46:06,516 INFO L225 Difference]: With dead ends: 219 [2020-08-21 22:46:06,517 INFO L226 Difference]: Without dead ends: 125 [2020-08-21 22:46:06,522 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 22:46:06,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-08-21 22:46:06,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 95. [2020-08-21 22:46:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-08-21 22:46:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2020-08-21 22:46:06,621 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 51 [2020-08-21 22:46:06,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:46:06,622 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2020-08-21 22:46:06,622 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 22:46:06,622 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2020-08-21 22:46:06,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-21 22:46:06,625 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:46:06,625 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:46:06,626 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 22:46:06,626 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:46:06,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:46:06,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1285910176, now seen corresponding path program 1 times [2020-08-21 22:46:06,627 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:46:06,627 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2058179338] [2020-08-21 22:46:06,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:46:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:06,959 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:46:06,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:46:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:06,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:46:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:06,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:46:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:06,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:46:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:06,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:46:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:07,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:46:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:07,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 22:46:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:07,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-21 22:46:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:07,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 22:46:07,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2058179338] [2020-08-21 22:46:07,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:46:07,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 22:46:07,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427840250] [2020-08-21 22:46:07,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 22:46:07,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:46:07,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 22:46:07,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 22:46:07,035 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 5 states. [2020-08-21 22:46:07,537 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 22:46:08,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:46:08,133 INFO L93 Difference]: Finished difference Result 155 states and 193 transitions. [2020-08-21 22:46:08,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 22:46:08,133 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-08-21 22:46:08,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:46:08,136 INFO L225 Difference]: With dead ends: 155 [2020-08-21 22:46:08,136 INFO L226 Difference]: Without dead ends: 115 [2020-08-21 22:46:08,137 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-21 22:46:08,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-08-21 22:46:08,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 86. [2020-08-21 22:46:08,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-08-21 22:46:08,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2020-08-21 22:46:08,169 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 52 [2020-08-21 22:46:08,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:46:08,170 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2020-08-21 22:46:08,170 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 22:46:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2020-08-21 22:46:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-08-21 22:46:08,172 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:46:08,172 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 22:46:08,172 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 22:46:08,173 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:46:08,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:46:08,173 INFO L82 PathProgramCache]: Analyzing trace with hash -2002808083, now seen corresponding path program 1 times [2020-08-21 22:46:08,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:46:08,174 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [771582849] [2020-08-21 22:46:08,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:46:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,515 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:46:08,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:46:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:46:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:46:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:46:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:46:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:46:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 22:46:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-21 22:46:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 22:46:08,613 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [771582849] [2020-08-21 22:46:08,613 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:46:08,613 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 22:46:08,613 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295309398] [2020-08-21 22:46:08,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 22:46:08,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:46:08,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 22:46:08,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 22:46:08,615 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 9 states. [2020-08-21 22:46:09,009 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:46:09,311 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:09,568 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:09,850 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:10,649 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 22:46:11,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:46:11,676 INFO L93 Difference]: Finished difference Result 298 states and 378 transitions. [2020-08-21 22:46:11,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 22:46:11,677 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-08-21 22:46:11,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:46:11,682 INFO L225 Difference]: With dead ends: 298 [2020-08-21 22:46:11,682 INFO L226 Difference]: Without dead ends: 240 [2020-08-21 22:46:11,685 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-21 22:46:11,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-08-21 22:46:11,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 175. [2020-08-21 22:46:11,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2020-08-21 22:46:11,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 210 transitions. [2020-08-21 22:46:11,752 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 210 transitions. Word has length 56 [2020-08-21 22:46:11,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:46:11,752 INFO L479 AbstractCegarLoop]: Abstraction has 175 states and 210 transitions. [2020-08-21 22:46:11,752 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 22:46:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 210 transitions. [2020-08-21 22:46:11,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-21 22:46:11,755 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:46:11,755 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] [2020-08-21 22:46:11,755 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 22:46:11,755 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:46:11,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:46:11,756 INFO L82 PathProgramCache]: Analyzing trace with hash 452268529, now seen corresponding path program 1 times [2020-08-21 22:46:11,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:46:11,756 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1201797730] [2020-08-21 22:46:11,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:46:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,118 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:46:12,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:46:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:46:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:46:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:46:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:46:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:46:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-21 22:46:12,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-21 22:46:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 22:46:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:12,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 22:46:12,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1201797730] [2020-08-21 22:46:12,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:46:12,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-21 22:46:12,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486499698] [2020-08-21 22:46:12,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 22:46:12,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:46:12,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 22:46:12,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 22:46:12,195 INFO L87 Difference]: Start difference. First operand 175 states and 210 transitions. Second operand 8 states. [2020-08-21 22:46:12,582 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:46:13,484 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:13,742 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:13,976 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:14,204 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:46:14,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:46:14,675 INFO L93 Difference]: Finished difference Result 521 states and 681 transitions. [2020-08-21 22:46:14,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 22:46:14,676 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-08-21 22:46:14,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:46:14,681 INFO L225 Difference]: With dead ends: 521 [2020-08-21 22:46:14,681 INFO L226 Difference]: Without dead ends: 374 [2020-08-21 22:46:14,684 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-08-21 22:46:14,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2020-08-21 22:46:14,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 298. [2020-08-21 22:46:14,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2020-08-21 22:46:14,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 360 transitions. [2020-08-21 22:46:14,773 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 360 transitions. Word has length 59 [2020-08-21 22:46:14,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:46:14,774 INFO L479 AbstractCegarLoop]: Abstraction has 298 states and 360 transitions. [2020-08-21 22:46:14,774 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 22:46:14,774 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 360 transitions. [2020-08-21 22:46:14,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-21 22:46:14,777 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 22:46:14,777 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] [2020-08-21 22:46:14,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 22:46:14,777 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 22:46:14,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 22:46:14,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1021481045, now seen corresponding path program 1 times [2020-08-21 22:46:14,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 22:46:14,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [287787913] [2020-08-21 22:46:14,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 22:46:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,083 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:46:15,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 22:46:15,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 22:46:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 22:46:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 22:46:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 22:46:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 22:46:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-21 22:46:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-21 22:46:15,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-21 22:46:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-21 22:46:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 22:46:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 22:46:15,202 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [287787913] [2020-08-21 22:46:15,202 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 22:46:15,202 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 22:46:15,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264084854] [2020-08-21 22:46:15,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 22:46:15,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 22:46:15,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 22:46:15,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 22:46:15,207 INFO L87 Difference]: Start difference. First operand 298 states and 360 transitions. Second operand 9 states. [2020-08-21 22:46:15,644 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 22:46:16,509 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:16,790 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:17,074 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 22:46:17,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 22:46:17,310 INFO L93 Difference]: Finished difference Result 613 states and 806 transitions. [2020-08-21 22:46:17,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 22:46:17,310 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-08-21 22:46:17,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 22:46:17,311 INFO L225 Difference]: With dead ends: 613 [2020-08-21 22:46:17,311 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 22:46:17,314 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-08-21 22:46:17,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 22:46:17,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 22:46:17,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 22:46:17,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 22:46:17,317 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-08-21 22:46:17,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 22:46:17,317 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 22:46:17,317 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 22:46:17,317 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 22:46:17,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 22:46:17,318 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 22:46:17,319 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 22:46:17,449 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 194 [2020-08-21 22:46:17,553 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 191 [2020-08-21 22:46:20,706 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 15 [2020-08-21 22:46:20,881 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 22:46:21,234 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 13 [2020-08-21 22:46:21,590 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-08-21 22:46:21,766 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 22:46:21,944 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 22:46:22,256 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-21 22:46:22,426 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 15 [2020-08-21 22:46:22,603 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 22:46:22,836 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 22:46:23,010 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-08-21 22:46:23,201 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 22:46:23,528 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2020-08-21 22:46:23,689 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-08-21 22:46:23,839 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 22:46:24,168 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 8 [2020-08-21 22:46:24,331 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2020-08-21 22:46:24,665 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-21 22:46:24,834 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-08-21 22:46:25,139 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-08-21 22:46:25,315 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 27 [2020-08-21 22:46:25,630 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 8 [2020-08-21 22:46:25,669 INFO L268 CegarLoopResult]: For program point L542(lines 542 546) no Hoare annotation was computed. [2020-08-21 22:46:25,669 INFO L268 CegarLoopResult]: For program point L542-1(lines 542 546) no Hoare annotation was computed. [2020-08-21 22:46:25,669 INFO L268 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-08-21 22:46:25,669 INFO L268 CegarLoopResult]: For program point L536-2(lines 536 557) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 511 566) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point L558(lines 535 559) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 511 566) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 511 566) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point L599(lines 599 603) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point L599-1(lines 599 603) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 567 626) no Hoare annotation was computed. [2020-08-21 22:46:25,670 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-08-21 22:46:25,671 INFO L268 CegarLoopResult]: For program point L593-2(lines 593 618) no Hoare annotation was computed. [2020-08-21 22:46:25,671 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 567 626) no Hoare annotation was computed. [2020-08-21 22:46:25,671 INFO L268 CegarLoopResult]: For program point L619(lines 592 620) no Hoare annotation was computed. [2020-08-21 22:46:25,671 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 567 626) no Hoare annotation was computed. [2020-08-21 22:46:25,671 INFO L268 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-08-21 22:46:25,672 INFO L268 CegarLoopResult]: For program point L612-1(line 612) no Hoare annotation was computed. [2020-08-21 22:46:25,672 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 344 350) the Hoare annotation is: true [2020-08-21 22:46:25,672 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 344 350) no Hoare annotation was computed. [2020-08-21 22:46:25,673 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 351 359) no Hoare annotation was computed. [2020-08-21 22:46:25,673 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 351 359) the Hoare annotation is: true [2020-08-21 22:46:25,673 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 351 359) no Hoare annotation was computed. [2020-08-21 22:46:25,673 INFO L264 CegarLoopResult]: At program point L447(line 447) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-21 22:46:25,673 INFO L264 CegarLoopResult]: At program point L447-1(line 447) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-21 22:46:25,673 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 435 457) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 22:46:25,674 INFO L268 CegarLoopResult]: For program point L445(lines 445 452) no Hoare annotation was computed. [2020-08-21 22:46:25,674 INFO L268 CegarLoopResult]: For program point L445-1(lines 445 452) no Hoare annotation was computed. [2020-08-21 22:46:25,674 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-08-21 22:46:25,674 INFO L264 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 22:46:25,674 INFO L264 CegarLoopResult]: At program point L441(line 441) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 22:46:25,674 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 435 457) no Hoare annotation was computed. [2020-08-21 22:46:25,675 INFO L264 CegarLoopResult]: At program point L441-1(line 441) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 22:46:25,675 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 435 457) no Hoare annotation was computed. [2020-08-21 22:46:25,675 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 392 415) no Hoare annotation was computed. [2020-08-21 22:46:25,675 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 392 415) no Hoare annotation was computed. [2020-08-21 22:46:25,675 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 392 415) no Hoare annotation was computed. [2020-08-21 22:46:25,675 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-08-21 22:46:25,676 INFO L268 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-08-21 22:46:25,677 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-08-21 22:46:25,677 INFO L268 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-08-21 22:46:25,677 INFO L268 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-08-21 22:46:25,677 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-08-21 22:46:25,677 INFO L268 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-08-21 22:46:25,677 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 156 170) no Hoare annotation was computed. [2020-08-21 22:46:25,677 INFO L268 CegarLoopResult]: For program point L160(lines 160 166) no Hoare annotation was computed. [2020-08-21 22:46:25,678 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 156 170) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-21 22:46:25,678 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 156 170) no Hoare annotation was computed. [2020-08-21 22:46:25,678 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-21 22:46:25,678 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 111 119) no Hoare annotation was computed. [2020-08-21 22:46:25,678 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 111 119) the Hoare annotation is: true [2020-08-21 22:46:25,678 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 111 119) no Hoare annotation was computed. [2020-08-21 22:46:25,678 INFO L268 CegarLoopResult]: For program point L127(lines 127 135) no Hoare annotation was computed. [2020-08-21 22:46:25,678 INFO L268 CegarLoopResult]: For program point L127-2(lines 127 135) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point L150-1(line 150) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 120 155) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point L139(lines 139 147) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 120 155) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 120 155) no Hoare annotation was computed. [2020-08-21 22:46:25,679 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 337 343) no Hoare annotation was computed. [2020-08-21 22:46:25,680 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 337 343) the Hoare annotation is: true [2020-08-21 22:46:25,680 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 465 510) no Hoare annotation was computed. [2020-08-21 22:46:25,680 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 465 510) no Hoare annotation was computed. [2020-08-21 22:46:25,680 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 465 510) no Hoare annotation was computed. [2020-08-21 22:46:25,680 INFO L268 CegarLoopResult]: For program point L798(lines 798 805) no Hoare annotation was computed. [2020-08-21 22:46:25,680 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 778 823) no Hoare annotation was computed. [2020-08-21 22:46:25,680 INFO L268 CegarLoopResult]: For program point L792(lines 792 812) no Hoare annotation was computed. [2020-08-21 22:46:25,680 INFO L268 CegarLoopResult]: For program point L792-1(lines 792 812) no Hoare annotation was computed. [2020-08-21 22:46:25,681 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 778 823) no Hoare annotation was computed. [2020-08-21 22:46:25,681 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 778 823) no Hoare annotation was computed. [2020-08-21 22:46:25,681 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 424 434) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 22:46:25,681 INFO L264 CegarLoopResult]: At program point L429(line 429) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-21 22:46:25,681 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 424 434) no Hoare annotation was computed. [2020-08-21 22:46:25,681 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 424 434) no Hoare annotation was computed. [2020-08-21 22:46:25,681 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 100 110) no Hoare annotation was computed. [2020-08-21 22:46:25,681 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 100 110) no Hoare annotation was computed. [2020-08-21 22:46:25,681 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-08-21 22:46:25,682 INFO L268 CegarLoopResult]: For program point L105-1(line 105) no Hoare annotation was computed. [2020-08-21 22:46:25,682 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 100 110) no Hoare annotation was computed. [2020-08-21 22:46:25,682 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 92 99) the Hoare annotation is: true [2020-08-21 22:46:25,682 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 92 99) no Hoare annotation was computed. [2020-08-21 22:46:25,682 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 92 99) no Hoare annotation was computed. [2020-08-21 22:46:25,682 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 77 83) no Hoare annotation was computed. [2020-08-21 22:46:25,682 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 77 83) the Hoare annotation is: true [2020-08-21 22:46:25,682 INFO L264 CegarLoopResult]: At program point testENTRY(lines 175 240) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 22:46:25,682 INFO L264 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 22:46:25,682 INFO L268 CegarLoopResult]: For program point L221(lines 221 227) no Hoare annotation was computed. [2020-08-21 22:46:25,682 INFO L264 CegarLoopResult]: At program point L221-1(lines 215 228) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 22:46:25,683 INFO L268 CegarLoopResult]: For program point L186(lines 185 232) no Hoare annotation was computed. [2020-08-21 22:46:25,683 INFO L268 CegarLoopResult]: For program point L215(lines 215 228) no Hoare annotation was computed. [2020-08-21 22:46:25,683 INFO L268 CegarLoopResult]: For program point testFINAL(lines 175 240) no Hoare annotation was computed. [2020-08-21 22:46:25,683 INFO L264 CegarLoopResult]: At program point L207(line 207) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 22:46:25,683 INFO L268 CegarLoopResult]: For program point L205(lines 205 211) no Hoare annotation was computed. [2020-08-21 22:46:25,683 INFO L268 CegarLoopResult]: For program point L205-1(lines 205 211) no Hoare annotation was computed. [2020-08-21 22:46:25,683 INFO L264 CegarLoopResult]: At program point L230(lines 185 232) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 22:46:25,683 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 22:46:25,683 INFO L268 CegarLoopResult]: For program point L195(lines 195 201) no Hoare annotation was computed. [2020-08-21 22:46:25,683 INFO L268 CegarLoopResult]: For program point L195-1(lines 195 201) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point L187(lines 187 191) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L264 CegarLoopResult]: At program point L233(lines 184 234) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point testEXIT(lines 175 240) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 732 777) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 732 777) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 732 777) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point L752(lines 752 759) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point L746(lines 746 766) no Hoare annotation was computed. [2020-08-21 22:46:25,684 INFO L268 CegarLoopResult]: For program point L746-1(lines 746 766) no Hoare annotation was computed. [2020-08-21 22:46:25,685 INFO L264 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-21 22:46:25,685 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 835 863) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-21 22:46:25,685 INFO L268 CegarLoopResult]: For program point L848(lines 848 854) no Hoare annotation was computed. [2020-08-21 22:46:25,685 INFO L268 CegarLoopResult]: For program point L847(lines 847 857) no Hoare annotation was computed. [2020-08-21 22:46:25,685 INFO L264 CegarLoopResult]: At program point L845(line 845) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-08-21 22:46:25,685 INFO L268 CegarLoopResult]: For program point L845-1(line 845) no Hoare annotation was computed. [2020-08-21 22:46:25,685 INFO L268 CegarLoopResult]: For program point L843(lines 843 860) no Hoare annotation was computed. [2020-08-21 22:46:25,685 INFO L268 CegarLoopResult]: For program point L843-1(lines 835 863) no Hoare annotation was computed. [2020-08-21 22:46:25,685 INFO L264 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-21 22:46:25,685 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-08-21 22:46:25,685 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 835 863) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point L298(lines 298 306) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 290 312) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 306) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 290 312) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 290 312) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 827 834) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 827 834) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 827 834) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 327 336) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 327 336) no Hoare annotation was computed. [2020-08-21 22:46:25,686 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 327 336) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 629 731) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L653(lines 653 657) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L717(lines 717 728) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 629 731) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L678-2(lines 678 698) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L699(lines 677 700) no Hoare annotation was computed. [2020-08-21 22:46:25,687 INFO L268 CegarLoopResult]: For program point L658(lines 658 674) no Hoare annotation was computed. [2020-08-21 22:46:25,688 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 629 731) no Hoare annotation was computed. [2020-08-21 22:46:25,688 INFO L268 CegarLoopResult]: For program point L718(lines 718 725) no Hoare annotation was computed. [2020-08-21 22:46:25,688 INFO L268 CegarLoopResult]: For program point L679(lines 678 698) no Hoare annotation was computed. [2020-08-21 22:46:25,688 INFO L268 CegarLoopResult]: For program point L710(line 710) no Hoare annotation was computed. [2020-08-21 22:46:25,688 INFO L268 CegarLoopResult]: For program point L710-1(line 710) no Hoare annotation was computed. [2020-08-21 22:46:25,688 INFO L268 CegarLoopResult]: For program point L675(lines 675 716) no Hoare annotation was computed. [2020-08-21 22:46:25,688 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:46:25,689 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-21 22:46:25,689 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:46:25,689 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 84 91) no Hoare annotation was computed. [2020-08-21 22:46:25,689 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 84 91) no Hoare annotation was computed. [2020-08-21 22:46:25,689 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 84 91) no Hoare annotation was computed. [2020-08-21 22:46:25,689 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 313 321) no Hoare annotation was computed. [2020-08-21 22:46:25,689 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 313 321) no Hoare annotation was computed. [2020-08-21 22:46:25,690 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 313 321) no Hoare annotation was computed. [2020-08-21 22:46:25,690 INFO L268 CegarLoopResult]: For program point L273-1(lines 269 280) no Hoare annotation was computed. [2020-08-21 22:46:25,690 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 269 280) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-21 22:46:25,690 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 269 280) no Hoare annotation was computed. [2020-08-21 22:46:25,690 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:46:25,690 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-21 22:46:25,690 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:46:25,691 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 281 289) the Hoare annotation is: true [2020-08-21 22:46:25,691 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 281 289) no Hoare annotation was computed. [2020-08-21 22:46:25,691 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 281 289) no Hoare annotation was computed. [2020-08-21 22:46:25,691 INFO L264 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0))) [2020-08-21 22:46:25,691 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-21 22:46:25,691 INFO L268 CegarLoopResult]: For program point L57(lines 56 75) no Hoare annotation was computed. [2020-08-21 22:46:25,691 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-21 22:46:25,692 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2020-08-21 22:46:25,692 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2020-08-21 22:46:25,692 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-08-21 22:46:25,692 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 362 391) no Hoare annotation was computed. [2020-08-21 22:46:25,692 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-08-21 22:46:25,692 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 362 391) the Hoare annotation is: true [2020-08-21 22:46:25,692 INFO L268 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2020-08-21 22:46:25,692 INFO L271 CegarLoopResult]: At program point L376-1(lines 376 380) the Hoare annotation is: true [2020-08-21 22:46:25,693 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-08-21 22:46:25,693 INFO L271 CegarLoopResult]: At program point L372-2(lines 372 386) the Hoare annotation is: true [2020-08-21 22:46:25,693 INFO L271 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: true [2020-08-21 22:46:25,693 INFO L268 CegarLoopResult]: For program point L368-1(line 368) no Hoare annotation was computed. [2020-08-21 22:46:25,693 INFO L271 CegarLoopResult]: At program point L387(lines 362 391) the Hoare annotation is: true [2020-08-21 22:46:25,693 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 245 256) the Hoare annotation is: true [2020-08-21 22:46:25,693 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 245 256) no Hoare annotation was computed. [2020-08-21 22:46:25,694 INFO L268 CegarLoopResult]: For program point L249-1(lines 245 256) no Hoare annotation was computed. [2020-08-21 22:46:25,694 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 416 422) no Hoare annotation was computed. [2020-08-21 22:46:25,694 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 416 422) the Hoare annotation is: true [2020-08-21 22:46:25,694 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 22:46:25,694 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-08-21 22:46:25,694 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 22:46:25,694 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 22:46:25,694 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 257 268) no Hoare annotation was computed. [2020-08-21 22:46:25,695 INFO L268 CegarLoopResult]: For program point L261-1(lines 257 268) no Hoare annotation was computed. [2020-08-21 22:46:25,695 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 257 268) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-21 22:46:25,695 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 865 872) no Hoare annotation was computed. [2020-08-21 22:46:25,695 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 869) no Hoare annotation was computed. [2020-08-21 22:46:25,695 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 865 872) the Hoare annotation is: true [2020-08-21 22:46:25,695 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 865 872) no Hoare annotation was computed. [2020-08-21 22:46:25,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 10:46:25 BoogieIcfgContainer [2020-08-21 22:46:25,722 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 22:46:25,729 INFO L168 Benchmark]: Toolchain (without parser) took 23076.76 ms. Allocated memory was 140.5 MB in the beginning and 608.7 MB in the end (delta: 468.2 MB). Free memory was 102.4 MB in the beginning and 509.3 MB in the end (delta: -406.9 MB). Peak memory consumption was 455.4 MB. Max. memory is 7.1 GB. [2020-08-21 22:46:25,730 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-21 22:46:25,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.54 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 175.0 MB in the end (delta: -72.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2020-08-21 22:46:25,733 INFO L168 Benchmark]: Boogie Preprocessor took 83.77 ms. Allocated memory is still 203.9 MB. Free memory was 175.0 MB in the beginning and 170.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-08-21 22:46:25,735 INFO L168 Benchmark]: RCFGBuilder took 1235.82 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 170.4 MB in the beginning and 204.4 MB in the end (delta: -34.1 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-08-21 22:46:25,739 INFO L168 Benchmark]: TraceAbstraction took 21035.62 ms. Allocated memory was 236.5 MB in the beginning and 608.7 MB in the end (delta: 372.2 MB). Free memory was 203.0 MB in the beginning and 509.3 MB in the end (delta: -306.3 MB). Peak memory consumption was 460.0 MB. Max. memory is 7.1 GB. [2020-08-21 22:46:25,746 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 716.54 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.2 MB in the beginning and 175.0 MB in the end (delta: -72.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.77 ms. Allocated memory is still 203.9 MB. Free memory was 175.0 MB in the beginning and 170.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1235.82 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 170.4 MB in the beginning and 204.4 MB in the end (delta: -34.1 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21035.62 ms. Allocated memory was 236.5 MB in the beginning and 608.7 MB in the end (delta: 372.2 MB). Free memory was 203.0 MB in the beginning and 509.3 MB in the end (delta: -306.3 MB). Peak memory consumption was 460.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 869]: 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: 185]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 392 SDtfs, 699 SDslu, 429 SDs, 0 SdLazy, 1695 SolverSat, 491 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 143 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=298occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 200 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 351 PreInvPairs, 436 NumberOfFragments, 717 HoareAnnotationTreeSize, 351 FomulaSimplifications, 163537 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 46 FomulaSimplificationsInter, 14700 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 79816 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...