/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 produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --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_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:08:30,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:08:30,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:08:30,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:08:30,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:08:30,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:08:30,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:08:30,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:08:30,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:08:30,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:08:30,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:08:30,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:08:30,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:08:30,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:08:30,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:08:30,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:08:30,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:08:30,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:08:30,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:08:30,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:08:30,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:08:30,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:08:30,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:08:30,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:08:30,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 12:08:30,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 12:08:30,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 12:08:30,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 12:08:30,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 12:08:30,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 12:08:30,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 12:08:30,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 12:08:30,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 12:08:30,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 12:08:30,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 12:08:30,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 12:08:30,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 12:08:30,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 12:08:30,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 12:08:30,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 12:08:30,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 12:08:30,465 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 [2020-09-21 12:08:30,517 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:08:30,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:08:30,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:08:30,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:08:30,519 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:08:30,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:08:30,522 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 12:08:30,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:08:30,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 12:08:30,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:08:30,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:08:30,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:08:30,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:08:30,525 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 12:08:30,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:08:30,525 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:08:30,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:08:30,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:08:30,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:08:30,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:08:30,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:08:30,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:08:30,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:08:30,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:08:30,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:08:30,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:08:30,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:08:30,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:08:30,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:08:30,529 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 12:08:31,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:08:31,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:08:31,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:08:31,040 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:08:31,041 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:08:31,043 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-09-21 12:08:31,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b658c6104/ccb37026c37641edbf030d7cacfca98f/FLAG27d3d92c9 [2020-09-21 12:08:31,746 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:08:31,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product12.cil.c [2020-09-21 12:08:31,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b658c6104/ccb37026c37641edbf030d7cacfca98f/FLAG27d3d92c9 [2020-09-21 12:08:31,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b658c6104/ccb37026c37641edbf030d7cacfca98f [2020-09-21 12:08:31,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:08:31,988 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:08:31,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:08:31,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:08:31,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:08:31,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:08:31" (1/1) ... [2020-09-21 12:08:32,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7845d484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:31, skipping insertion in model container [2020-09-21 12:08:32,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:08:31" (1/1) ... [2020-09-21 12:08:32,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:08:32,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:08:32,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:08:32,565 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 12:08:32,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 12:08:32,805 INFO L208 MainTranslator]: Completed translation [2020-09-21 12:08:32,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32 WrapperNode [2020-09-21 12:08:32,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:08:32,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 12:08:32,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 12:08:32,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 12:08:32,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (1/1) ... [2020-09-21 12:08:32,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (1/1) ... [2020-09-21 12:08:32,868 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (1/1) ... [2020-09-21 12:08:32,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (1/1) ... [2020-09-21 12:08:32,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (1/1) ... [2020-09-21 12:08:32,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (1/1) ... [2020-09-21 12:08:32,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (1/1) ... [2020-09-21 12:08:32,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 12:08:32,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 12:08:32,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 12:08:32,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 12:08:32,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (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 [2020-09-21 12:08:33,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 12:08:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 12:08:33,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 12:08:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 12:08:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 12:08:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 12:08:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 12:08:33,060 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 12:08:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 12:08:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 12:08:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-21 12:08:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 12:08:33,062 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 12:08:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 12:08:33,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 12:08:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 12:08:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-21 12:08:33,064 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 12:08:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-09-21 12:08:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-09-21 12:08:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 12:08:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 12:08:33,065 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 12:08:33,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 12:08:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 12:08:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 12:08:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 12:08:33,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 12:08:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 12:08:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 12:08:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 12:08:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 12:08:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 12:08:33,068 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 12:08:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 12:08:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 12:08:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 12:08:33,069 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 12:08:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 12:08:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 12:08:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 12:08:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 12:08:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 12:08:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 12:08:33,070 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 12:08:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 12:08:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 12:08:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 12:08:33,072 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-21 12:08:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 12:08:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 12:08:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 12:08:33,073 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 12:08:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 12:08:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 12:08:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 12:08:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 12:08:33,074 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 12:08:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 12:08:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-09-21 12:08:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 12:08:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-21 12:08:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 12:08:33,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 12:08:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 12:08:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-09-21 12:08:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 12:08:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 12:08:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 12:08:33,076 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 12:08:33,077 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 12:08:33,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 12:08:33,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 12:08:33,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 12:08:33,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 12:08:33,080 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 12:08:33,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 12:08:33,080 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 12:08:33,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 12:08:33,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 12:08:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 12:08:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 12:08:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 12:08:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 12:08:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 12:08:33,081 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 12:08:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 12:08:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 12:08:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 12:08:33,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 12:08:34,149 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 12:08:34,149 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 12:08:34,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:08:34 BoogieIcfgContainer [2020-09-21 12:08:34,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 12:08:34,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 12:08:34,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 12:08:34,161 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 12:08:34,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 12:08:31" (1/3) ... [2020-09-21 12:08:34,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21566301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:08:34, skipping insertion in model container [2020-09-21 12:08:34,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:08:32" (2/3) ... [2020-09-21 12:08:34,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21566301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 12:08:34, skipping insertion in model container [2020-09-21 12:08:34,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:08:34" (3/3) ... [2020-09-21 12:08:34,166 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product12.cil.c [2020-09-21 12:08:34,178 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 12:08:34,188 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 12:08:34,212 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 12:08:34,243 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 12:08:34,244 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 12:08:34,244 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 12:08:34,244 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 12:08:34,244 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 12:08:34,244 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 12:08:34,244 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 12:08:34,245 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 12:08:34,272 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2020-09-21 12:08:34,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-09-21 12:08:34,283 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:34,285 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] [2020-09-21 12:08:34,285 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:34,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:34,294 INFO L82 PathProgramCache]: Analyzing trace with hash 695039274, now seen corresponding path program 1 times [2020-09-21 12:08:34,305 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:34,305 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1912045803] [2020-09-21 12:08:34,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:34,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:34,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:35,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:35,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-21 12:08:35,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:08:35,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1002 [2020-09-21 12:08:35,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:35,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:35,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 12:08:35,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:35,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-21 12:08:36,155 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:36,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:36,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-09-21 12:08:36,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:36,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:36,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:36,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:36,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:36,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:36,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:36,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:36,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:36,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:36,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:36,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:08:36,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:36,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:36,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:36,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:36,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:36,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:36,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:36,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:08:36,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:36,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-21 12:08:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:36,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:36,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:36,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:36,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 12:08:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:36,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:36,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:36,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:36,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:36,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:36,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:36,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:36,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:36,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:36,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:08:36,372 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1912045803] [2020-09-21 12:08:36,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:36,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 12:08:36,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256049399] [2020-09-21 12:08:36,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 12:08:36,383 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:36,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 12:08:36,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:08:36,405 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 4 states. [2020-09-21 12:08:37,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:37,524 INFO L93 Difference]: Finished difference Result 229 states and 304 transitions. [2020-09-21 12:08:37,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 12:08:37,526 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-09-21 12:08:37,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:37,543 INFO L225 Difference]: With dead ends: 229 [2020-09-21 12:08:37,543 INFO L226 Difference]: Without dead ends: 131 [2020-09-21 12:08:37,548 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 12:08:37,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-09-21 12:08:37,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2020-09-21 12:08:37,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-09-21 12:08:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 114 transitions. [2020-09-21 12:08:37,675 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 114 transitions. Word has length 51 [2020-09-21 12:08:37,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:37,680 INFO L479 AbstractCegarLoop]: Abstraction has 99 states and 114 transitions. [2020-09-21 12:08:37,680 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 12:08:37,680 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2020-09-21 12:08:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-09-21 12:08:37,685 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:37,685 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] [2020-09-21 12:08:37,686 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 12:08:37,686 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:37,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:37,686 INFO L82 PathProgramCache]: Analyzing trace with hash -1984182024, now seen corresponding path program 1 times [2020-09-21 12:08:37,686 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:37,687 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [33351280] [2020-09-21 12:08:37,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:37,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:37,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:38,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:38,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-21 12:08:38,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:08:38,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1010 [2020-09-21 12:08:38,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 12:08:38,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 12:08:38,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:39,235 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:39,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:39,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:39,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-21 12:08:39,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:39,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:39,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:39,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:39,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:39,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:39,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:39,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:39,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:39,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:39,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:39,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:39,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:39,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:39,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:39,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:39,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 12:08:39,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:39,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:39,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:39,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 12:08:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:39,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:39,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:39,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:39,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:39,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:39,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:39,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:39,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:08:39,381 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [33351280] [2020-09-21 12:08:39,381 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:39,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:08:39,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191993318] [2020-09-21 12:08:39,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:08:39,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:39,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:08:39,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:08:39,384 INFO L87 Difference]: Start difference. First operand 99 states and 114 transitions. Second operand 5 states. [2020-09-21 12:08:40,045 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:41,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:41,047 INFO L93 Difference]: Finished difference Result 161 states and 201 transitions. [2020-09-21 12:08:41,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:08:41,048 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-09-21 12:08:41,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:41,053 INFO L225 Difference]: With dead ends: 161 [2020-09-21 12:08:41,054 INFO L226 Difference]: Without dead ends: 121 [2020-09-21 12:08:41,055 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:08:41,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-09-21 12:08:41,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 90. [2020-09-21 12:08:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-09-21 12:08:41,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 102 transitions. [2020-09-21 12:08:41,133 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 102 transitions. Word has length 52 [2020-09-21 12:08:41,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:41,134 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 102 transitions. [2020-09-21 12:08:41,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:08:41,134 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2020-09-21 12:08:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-09-21 12:08:41,149 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:41,149 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] [2020-09-21 12:08:41,149 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 12:08:41,151 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:41,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:41,152 INFO L82 PathProgramCache]: Analyzing trace with hash 1900976134, now seen corresponding path program 1 times [2020-09-21 12:08:41,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:41,153 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [244754074] [2020-09-21 12:08:41,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:41,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:41,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-21 12:08:42,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-21 12:08:42,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1063 [2020-09-21 12:08:42,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 12:08:42,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:42,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 12:08:42,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,607 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:42,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-09-21 12:08:42,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:42,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 12:08:42,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:42,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:42,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:42,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:42,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:42,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:42,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:42,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 12:08:42,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:42,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:42,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:42,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:42,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:42,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:42,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:08:42,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:42,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:42,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-09-21 12:08:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:42,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:42,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 12:08:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:42,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:42,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:42,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:42,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:42,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:42,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:42,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:42,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 12:08:42,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:42,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:08:42,835 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [244754074] [2020-09-21 12:08:42,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:42,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 12:08:42,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007468149] [2020-09-21 12:08:42,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 12:08:42,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:42,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 12:08:42,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 12:08:42,837 INFO L87 Difference]: Start difference. First operand 90 states and 102 transitions. Second operand 5 states. [2020-09-21 12:08:43,209 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 12:08:44,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:44,220 INFO L93 Difference]: Finished difference Result 252 states and 316 transitions. [2020-09-21 12:08:44,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 12:08:44,220 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-09-21 12:08:44,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:44,223 INFO L225 Difference]: With dead ends: 252 [2020-09-21 12:08:44,223 INFO L226 Difference]: Without dead ends: 190 [2020-09-21 12:08:44,224 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 12:08:44,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-09-21 12:08:44,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 136. [2020-09-21 12:08:44,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-09-21 12:08:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-09-21 12:08:44,272 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 57 [2020-09-21 12:08:44,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:44,272 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-09-21 12:08:44,272 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 12:08:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-09-21 12:08:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 12:08:44,273 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 12:08:44,273 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] [2020-09-21 12:08:44,274 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 12:08:44,274 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 12:08:44,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 12:08:44,274 INFO L82 PathProgramCache]: Analyzing trace with hash -1671708304, now seen corresponding path program 1 times [2020-09-21 12:08:44,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 12:08:44,275 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1751035406] [2020-09-21 12:08:44,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 12:08:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:44,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:44,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:45,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:45,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-09-21 12:08:45,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-21 12:08:45,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1372 [2020-09-21 12:08:45,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:45,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 12:08:45,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-09-21 12:08:45,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-09-21 12:08:45,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:46,078 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:46,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 12:08:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:46,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-21 12:08:46,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:46,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 12:08:46,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 12:08:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:46,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:08:46,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:46,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 12:08:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:46,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:46,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:46,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 12:08:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:46,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 12:08:46,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:46,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:46,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 12:08:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:46,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 12:08:46,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:46,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:46,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 12:08:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:46,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 12:08:46,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 12:08:46,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 12:08:46,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 12:08:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 12:08:46,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:08:46,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:46,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 12:08:46,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 12:08:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:46,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 12:08:46,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 12:08:46,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:46,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 12:08:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 12:08:46,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 12:08:46,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 12:08:46,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 12:08:46,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 12:08:46,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 12:08:46,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 12:08:46,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 12:08:46,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 12:08:46,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 12:08:46,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 12:08:46,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 12:08:46,268 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1751035406] [2020-09-21 12:08:46,268 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 12:08:46,268 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 12:08:46,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113666108] [2020-09-21 12:08:46,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 12:08:46,270 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 12:08:46,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 12:08:46,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-09-21 12:08:46,270 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 8 states. [2020-09-21 12:08:46,865 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:48,101 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:48,397 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 12:08:48,746 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-21 12:08:48,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 12:08:48,964 INFO L93 Difference]: Finished difference Result 259 states and 330 transitions. [2020-09-21 12:08:48,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 12:08:48,965 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-09-21 12:08:48,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 12:08:48,966 INFO L225 Difference]: With dead ends: 259 [2020-09-21 12:08:48,966 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 12:08:48,971 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-09-21 12:08:48,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 12:08:48,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 12:08:48,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 12:08:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 12:08:48,973 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-09-21 12:08:48,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 12:08:48,973 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 12:08:48,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 12:08:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 12:08:48,974 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 12:08:48,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 12:08:48,977 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 12:08:49,212 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:49,356 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 7 [2020-09-21 12:08:49,525 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:49,720 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:49,902 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:50,028 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 7 [2020-09-21 12:08:50,201 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:50,326 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 7 [2020-09-21 12:08:50,435 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 7 [2020-09-21 12:08:50,725 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-21 12:08:51,012 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-21 12:08:51,299 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-21 12:08:51,568 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 190 [2020-09-21 12:08:51,827 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 190 [2020-09-21 12:08:51,985 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:52,097 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 7 [2020-09-21 12:08:52,251 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:52,409 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:52,686 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-21 12:08:52,967 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-21 12:08:53,250 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 193 [2020-09-21 12:08:53,507 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 190 [2020-09-21 12:08:53,761 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 190 [2020-09-21 12:08:53,919 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:54,076 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:54,229 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:54,387 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:54,693 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 12:08:54,999 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 12:08:55,306 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 12:08:55,452 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:08:55,609 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:55,762 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:55,921 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:56,079 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:56,237 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:56,390 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:56,543 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:56,701 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:56,811 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 7 [2020-09-21 12:08:56,968 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:57,122 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:57,276 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:57,433 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:57,590 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:57,750 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:57,921 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:58,080 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:58,246 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:58,406 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:58,563 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:58,722 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:58,880 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:59,037 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:08:59,191 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:08:59,497 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 12:08:59,803 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 12:09:00,109 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-21 12:09:00,264 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 12:09:00,424 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 12:09:00,663 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:00,869 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:01,045 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:01,310 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:01,814 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 12:09:02,002 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 14 [2020-09-21 12:09:02,407 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 10 [2020-09-21 12:09:02,807 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 12:09:03,029 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:03,253 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:03,683 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 10 [2020-09-21 12:09:03,893 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-09-21 12:09:04,172 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 12:09:04,378 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 12:09:04,793 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2020-09-21 12:09:05,041 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 12:09:05,467 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 10 [2020-09-21 12:09:05,693 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-09-21 12:09:05,946 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:06,177 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 25 [2020-09-21 12:09:06,589 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 10 [2020-09-21 12:09:06,797 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 13 [2020-09-21 12:09:07,206 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 10 [2020-09-21 12:09:07,211 INFO L268 CegarLoopResult]: For program point L538(lines 515 539) no Hoare annotation was computed. [2020-09-21 12:09:07,211 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 491 546) no Hoare annotation was computed. [2020-09-21 12:09:07,212 INFO L268 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-09-21 12:09:07,212 INFO L268 CegarLoopResult]: For program point L522-1(lines 522 526) no Hoare annotation was computed. [2020-09-21 12:09:07,212 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 491 546) no Hoare annotation was computed. [2020-09-21 12:09:07,212 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-09-21 12:09:07,212 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 491 546) no Hoare annotation was computed. [2020-09-21 12:09:07,213 INFO L268 CegarLoopResult]: For program point L516-2(lines 516 537) no Hoare annotation was computed. [2020-09-21 12:09:07,213 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-09-21 12:09:07,213 INFO L268 CegarLoopResult]: For program point L573-2(lines 573 598) no Hoare annotation was computed. [2020-09-21 12:09:07,213 INFO L268 CegarLoopResult]: For program point L599(lines 572 600) no Hoare annotation was computed. [2020-09-21 12:09:07,213 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 547 606) no Hoare annotation was computed. [2020-09-21 12:09:07,213 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-09-21 12:09:07,213 INFO L268 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-09-21 12:09:07,214 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 547 606) no Hoare annotation was computed. [2020-09-21 12:09:07,214 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 547 606) no Hoare annotation was computed. [2020-09-21 12:09:07,214 INFO L268 CegarLoopResult]: For program point L579(lines 579 583) no Hoare annotation was computed. [2020-09-21 12:09:07,214 INFO L268 CegarLoopResult]: For program point L579-1(lines 579 583) no Hoare annotation was computed. [2020-09-21 12:09:07,214 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 12:09:07,214 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 12:09:07,215 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 12:09:07,215 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 12:09:07,215 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 12:09:07,215 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 878 900) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,216 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,216 INFO L264 CegarLoopResult]: At program point L890-1(line 890) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,216 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 878 900) no Hoare annotation was computed. [2020-09-21 12:09:07,216 INFO L268 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-09-21 12:09:07,216 INFO L268 CegarLoopResult]: For program point L888-1(lines 888 895) no Hoare annotation was computed. [2020-09-21 12:09:07,216 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-09-21 12:09:07,217 INFO L264 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,217 INFO L264 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,217 INFO L264 CegarLoopResult]: At program point L884-1(line 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,217 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 878 900) no Hoare annotation was computed. [2020-09-21 12:09:07,217 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 836 859) no Hoare annotation was computed. [2020-09-21 12:09:07,217 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 836 859) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 836 859) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-09-21 12:09:07,218 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-21 12:09:07,219 INFO L268 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-09-21 12:09:07,220 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 285 299) no Hoare annotation was computed. [2020-09-21 12:09:07,220 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 285 299) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-09-21 12:09:07,220 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 285 299) no Hoare annotation was computed. [2020-09-21 12:09:07,220 INFO L264 CegarLoopResult]: At program point L291(line 291) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:09:07,220 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 195 202) no Hoare annotation was computed. [2020-09-21 12:09:07,220 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 195 202) no Hoare annotation was computed. [2020-09-21 12:09:07,221 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 195 202) no Hoare annotation was computed. [2020-09-21 12:09:07,221 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 240 248) no Hoare annotation was computed. [2020-09-21 12:09:07,221 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 240 248) the Hoare annotation is: true [2020-09-21 12:09:07,221 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 240 248) no Hoare annotation was computed. [2020-09-21 12:09:07,221 INFO L268 CegarLoopResult]: For program point L256(lines 256 264) no Hoare annotation was computed. [2020-09-21 12:09:07,221 INFO L268 CegarLoopResult]: For program point L256-2(lines 256 264) no Hoare annotation was computed. [2020-09-21 12:09:07,221 INFO L268 CegarLoopResult]: For program point L279(line 279) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L268 CegarLoopResult]: For program point L279-1(line 279) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 249 284) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L268 CegarLoopResult]: For program point L268(lines 268 276) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 276) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 249 284) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 249 284) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 12:09:07,222 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 12:09:07,223 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 445 490) no Hoare annotation was computed. [2020-09-21 12:09:07,223 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 445 490) no Hoare annotation was computed. [2020-09-21 12:09:07,223 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 445 490) no Hoare annotation was computed. [2020-09-21 12:09:07,223 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 758 803) no Hoare annotation was computed. [2020-09-21 12:09:07,223 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 758 803) no Hoare annotation was computed. [2020-09-21 12:09:07,223 INFO L268 CegarLoopResult]: For program point L778(lines 778 785) no Hoare annotation was computed. [2020-09-21 12:09:07,223 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 758 803) no Hoare annotation was computed. [2020-09-21 12:09:07,224 INFO L268 CegarLoopResult]: For program point L772(lines 772 792) no Hoare annotation was computed. [2020-09-21 12:09:07,224 INFO L268 CegarLoopResult]: For program point L772-1(lines 772 792) no Hoare annotation was computed. [2020-09-21 12:09:07,224 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 867 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,224 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 867 877) no Hoare annotation was computed. [2020-09-21 12:09:07,224 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:09:07,224 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 867 877) no Hoare annotation was computed. [2020-09-21 12:09:07,224 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 229 239) no Hoare annotation was computed. [2020-09-21 12:09:07,225 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 229 239) no Hoare annotation was computed. [2020-09-21 12:09:07,225 INFO L268 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-09-21 12:09:07,225 INFO L268 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-09-21 12:09:07,225 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 229 239) no Hoare annotation was computed. [2020-09-21 12:09:07,225 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 221 228) the Hoare annotation is: true [2020-09-21 12:09:07,225 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 221 228) no Hoare annotation was computed. [2020-09-21 12:09:07,225 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 221 228) no Hoare annotation was computed. [2020-09-21 12:09:07,225 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 188 194) no Hoare annotation was computed. [2020-09-21 12:09:07,226 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 188 194) the Hoare annotation is: true [2020-09-21 12:09:07,226 INFO L264 CegarLoopResult]: At program point testENTRY(lines 84 151) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-09-21 12:09:07,226 INFO L268 CegarLoopResult]: For program point L95(lines 94 143) no Hoare annotation was computed. [2020-09-21 12:09:07,226 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,226 INFO L268 CegarLoopResult]: For program point L124(lines 124 139) no Hoare annotation was computed. [2020-09-21 12:09:07,226 INFO L268 CegarLoopResult]: For program point testFINAL(lines 84 151) no Hoare annotation was computed. [2020-09-21 12:09:07,227 INFO L264 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,227 INFO L268 CegarLoopResult]: For program point L114(lines 114 120) no Hoare annotation was computed. [2020-09-21 12:09:07,227 INFO L268 CegarLoopResult]: For program point L114-1(lines 114 120) no Hoare annotation was computed. [2020-09-21 12:09:07,227 INFO L264 CegarLoopResult]: At program point L141(lines 94 143) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,227 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,227 INFO L268 CegarLoopResult]: For program point L104(lines 104 110) no Hoare annotation was computed. [2020-09-21 12:09:07,227 INFO L268 CegarLoopResult]: For program point L104-1(lines 104 110) no Hoare annotation was computed. [2020-09-21 12:09:07,228 INFO L268 CegarLoopResult]: For program point L96(lines 96 100) no Hoare annotation was computed. [2020-09-21 12:09:07,228 INFO L264 CegarLoopResult]: At program point L144(lines 93 145) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-09-21 12:09:07,228 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,228 INFO L268 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-09-21 12:09:07,228 INFO L264 CegarLoopResult]: At program point L132-1(lines 124 139) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,228 INFO L268 CegarLoopResult]: For program point testEXIT(lines 84 151) no Hoare annotation was computed. [2020-09-21 12:09:07,228 INFO L268 CegarLoopResult]: For program point L732(lines 732 739) no Hoare annotation was computed. [2020-09-21 12:09:07,229 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 712 757) no Hoare annotation was computed. [2020-09-21 12:09:07,229 INFO L268 CegarLoopResult]: For program point L726(lines 726 746) no Hoare annotation was computed. [2020-09-21 12:09:07,229 INFO L268 CegarLoopResult]: For program point L726-1(lines 726 746) no Hoare annotation was computed. [2020-09-21 12:09:07,229 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 712 757) no Hoare annotation was computed. [2020-09-21 12:09:07,229 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 712 757) no Hoare annotation was computed. [2020-09-21 12:09:07,229 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 319 347) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,229 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,229 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-09-21 12:09:07,230 INFO L268 CegarLoopResult]: For program point L331(lines 331 341) no Hoare annotation was computed. [2020-09-21 12:09:07,230 INFO L264 CegarLoopResult]: At program point L329(line 329) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,230 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-09-21 12:09:07,230 INFO L268 CegarLoopResult]: For program point L327(lines 327 344) no Hoare annotation was computed. [2020-09-21 12:09:07,230 INFO L268 CegarLoopResult]: For program point L327-1(lines 319 347) no Hoare annotation was computed. [2020-09-21 12:09:07,230 INFO L264 CegarLoopResult]: At program point L325(line 325) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,230 INFO L268 CegarLoopResult]: For program point L325-1(line 325) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 319 347) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 397 419) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 397 419) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point L405(lines 405 413) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 397 419) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point L405-2(lines 405 413) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 311 318) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 311 318) no Hoare annotation was computed. [2020-09-21 12:09:07,231 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 311 318) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 609 711) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point L638(lines 638 654) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point L698(lines 698 705) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point L659(lines 658 678) no Hoare annotation was computed. [2020-09-21 12:09:07,232 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point L690-1(line 690) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point L655(lines 655 696) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 609 711) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point L674(line 674) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point L674-1(line 674) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point L697(lines 697 708) no Hoare annotation was computed. [2020-09-21 12:09:07,233 INFO L268 CegarLoopResult]: For program point L660(lines 660 664) no Hoare annotation was computed. [2020-09-21 12:09:07,234 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 609 711) no Hoare annotation was computed. [2020-09-21 12:09:07,234 INFO L268 CegarLoopResult]: For program point L658-2(lines 658 678) no Hoare annotation was computed. [2020-09-21 12:09:07,234 INFO L268 CegarLoopResult]: For program point L679(lines 657 680) no Hoare annotation was computed. [2020-09-21 12:09:07,234 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:09:07,234 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#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)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.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~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#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~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#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~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 12:09:07,234 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 204 220) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 204 220) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point L215-1(lines 204 220) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point L211(lines 211 217) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 420 428) no Hoare annotation was computed. [2020-09-21 12:09:07,235 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 420 428) no Hoare annotation was computed. [2020-09-21 12:09:07,236 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 420 428) no Hoare annotation was computed. [2020-09-21 12:09:07,236 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 376 387) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 12:09:07,236 INFO L268 CegarLoopResult]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2020-09-21 12:09:07,236 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 376 387) no Hoare annotation was computed. [2020-09-21 12:09:07,236 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:09:07,236 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 12:09:07,236 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:09:07,236 INFO L264 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,237 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 164 187) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,237 INFO L264 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,237 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 164 187) no Hoare annotation was computed. [2020-09-21 12:09:07,237 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,237 INFO L268 CegarLoopResult]: For program point L168(lines 167 186) no Hoare annotation was computed. [2020-09-21 12:09:07,237 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 164 187) no Hoare annotation was computed. [2020-09-21 12:09:07,237 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 806 835) no Hoare annotation was computed. [2020-09-21 12:09:07,238 INFO L271 CegarLoopResult]: At program point L831(lines 806 835) the Hoare annotation is: true [2020-09-21 12:09:07,238 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 806 835) the Hoare annotation is: true [2020-09-21 12:09:07,238 INFO L268 CegarLoopResult]: For program point L827(line 827) no Hoare annotation was computed. [2020-09-21 12:09:07,238 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-09-21 12:09:07,238 INFO L271 CegarLoopResult]: At program point L820-1(lines 820 824) the Hoare annotation is: true [2020-09-21 12:09:07,238 INFO L268 CegarLoopResult]: For program point L817(line 817) no Hoare annotation was computed. [2020-09-21 12:09:07,238 INFO L271 CegarLoopResult]: At program point L816-2(lines 816 830) the Hoare annotation is: true [2020-09-21 12:09:07,238 INFO L271 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: true [2020-09-21 12:09:07,238 INFO L268 CegarLoopResult]: For program point L812-1(line 812) no Hoare annotation was computed. [2020-09-21 12:09:07,239 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 388 396) the Hoare annotation is: true [2020-09-21 12:09:07,239 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 388 396) no Hoare annotation was computed. [2020-09-21 12:09:07,239 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 388 396) no Hoare annotation was computed. [2020-09-21 12:09:07,239 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 352 363) the Hoare annotation is: true [2020-09-21 12:09:07,239 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 352 363) no Hoare annotation was computed. [2020-09-21 12:09:07,239 INFO L268 CegarLoopResult]: For program point L356-1(lines 352 363) no Hoare annotation was computed. [2020-09-21 12:09:07,239 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 860 866) no Hoare annotation was computed. [2020-09-21 12:09:07,239 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 860 866) the Hoare annotation is: true [2020-09-21 12:09:07,239 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 12:09:07,240 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-09-21 12:09:07,240 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 12:09:07,240 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 12:09:07,240 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 300 307) no Hoare annotation was computed. [2020-09-21 12:09:07,240 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 300 307) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,240 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 300 307) no Hoare annotation was computed. [2020-09-21 12:09:07,240 INFO L268 CegarLoopResult]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2020-09-21 12:09:07,241 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 364 375) no Hoare annotation was computed. [2020-09-21 12:09:07,241 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 364 375) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-09-21 12:09:07,241 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 430 437) no Hoare annotation was computed. [2020-09-21 12:09:07,241 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 434) no Hoare annotation was computed. [2020-09-21 12:09:07,241 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 430 437) the Hoare annotation is: true [2020-09-21 12:09:07,241 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 430 437) no Hoare annotation was computed. [2020-09-21 12:09:07,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 12:09:07 BoogieIcfgContainer [2020-09-21 12:09:07,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 12:09:07,271 INFO L168 Benchmark]: Toolchain (without parser) took 35283.32 ms. Allocated memory was 138.4 MB in the beginning and 585.6 MB in the end (delta: 447.2 MB). Free memory was 99.3 MB in the beginning and 131.7 MB in the end (delta: -32.3 MB). Peak memory consumption was 462.4 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:07,272 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:09:07,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.96 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.7 MB in the beginning and 170.3 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:07,274 INFO L168 Benchmark]: Boogie Preprocessor took 143.89 ms. Allocated memory is still 201.9 MB. Free memory was 170.3 MB in the beginning and 166.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:07,274 INFO L168 Benchmark]: RCFGBuilder took 1203.57 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 166.2 MB in the beginning and 200.8 MB in the end (delta: -34.6 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:07,275 INFO L168 Benchmark]: TraceAbstraction took 33108.35 ms. Allocated memory was 232.8 MB in the beginning and 585.6 MB in the end (delta: 352.8 MB). Free memory was 199.4 MB in the beginning and 131.7 MB in the end (delta: 67.7 MB). Peak memory consumption was 468.0 MB. Max. memory is 7.1 GB. [2020-09-21 12:09:07,279 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 818.96 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.7 MB in the beginning and 170.3 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.89 ms. Allocated memory is still 201.9 MB. Free memory was 170.3 MB in the beginning and 166.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1203.57 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 166.2 MB in the beginning and 200.8 MB in the end (delta: -34.6 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 33108.35 ms. Allocated memory was 232.8 MB in the beginning and 585.6 MB in the end (delta: 352.8 MB). Free memory was 199.4 MB in the beginning and 131.7 MB in the end (delta: 67.7 MB). Peak memory consumption was 468.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 434]: 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: 93]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 216 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.7s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 338 SDtfs, 443 SDslu, 227 SDs, 0 SdLazy, 818 SolverSat, 308 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 94 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=153occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 117 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 180 PreInvPairs, 212 NumberOfFragments, 798 HoareAnnotationTreeSize, 180 FomulaSimplifications, 31503 FormulaSimplificationTreeSizeReduction, 11.4s HoareSimplificationTime, 48 FomulaSimplificationsInter, 7290 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 59336 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...