/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:19:35,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:19:35,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:19:35,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:19:35,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:19:35,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:19:35,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:19:35,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:19:35,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:19:35,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:19:35,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:19:35,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:19:35,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:19:35,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:19:35,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:19:35,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:19:35,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:19:35,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:19:35,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:19:35,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:19:35,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:19:35,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:19:35,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:19:35,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:19:35,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:19:35,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:19:35,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:19:35,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:19:35,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:19:35,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:19:35,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:19:35,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:19:35,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:19:35,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:19:35,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:19:35,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:19:35,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:19:35,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:19:35,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:19:35,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:19:35,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:19:35,328 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 [2020-10-14 07:19:35,350 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:19:35,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:19:35,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:19:35,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:19:35,352 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:19:35,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:19:35,352 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:19:35,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:19:35,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:19:35,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:19:35,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:19:35,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:19:35,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:19:35,353 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:19:35,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:19:35,354 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:19:35,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:19:35,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:19:35,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:19:35,354 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:19:35,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:19:35,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:19:35,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:19:35,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:19:35,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:19:35,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:19:35,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:19:35,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:19:35,356 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:19:35,356 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:19:35,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:19:35,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:19:35,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:19:35,731 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:19:35,732 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:19:35,732 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2020-10-14 07:19:35,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e01bdb530/75cd1324af804f7e93bc39486726b335/FLAG3d5941a98 [2020-10-14 07:19:36,338 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:19:36,338 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2020-10-14 07:19:36,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e01bdb530/75cd1324af804f7e93bc39486726b335/FLAG3d5941a98 [2020-10-14 07:19:36,649 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e01bdb530/75cd1324af804f7e93bc39486726b335 [2020-10-14 07:19:36,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:19:36,661 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:19:36,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:36,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:19:36,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:19:36,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:36" (1/1) ... [2020-10-14 07:19:36,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc704b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:36, skipping insertion in model container [2020-10-14 07:19:36,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:36" (1/1) ... [2020-10-14 07:19:36,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:19:36,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:19:37,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:37,139 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:19:37,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:37,295 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:19:37,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37 WrapperNode [2020-10-14 07:19:37,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:37,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:19:37,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:19:37,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:19:37,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (1/1) ... [2020-10-14 07:19:37,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (1/1) ... [2020-10-14 07:19:37,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (1/1) ... [2020-10-14 07:19:37,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (1/1) ... [2020-10-14 07:19:37,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (1/1) ... [2020-10-14 07:19:37,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (1/1) ... [2020-10-14 07:19:37,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (1/1) ... [2020-10-14 07:19:37,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:19:37,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:19:37,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:19:37,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:19:37,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (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 [2020-10-14 07:19:37,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:19:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:19:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:19:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:19:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:19:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:19:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:19:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:19:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:19:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:19:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:19:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:19:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:19:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:19:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:19:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:19:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 07:19:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:19:37,458 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:19:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:19:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:19:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:19:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-14 07:19:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:19:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:19:37,459 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:19:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:37,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:19:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:19:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:19:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:19:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:19:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:19:37,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:19:37,462 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:19:37,462 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:19:37,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-14 07:19:37,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:19:37,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:19:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:19:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:19:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:19:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:19:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:19:37,463 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:19:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:19:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:19:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:19:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:19:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:19:37,464 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:19:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:19:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:19:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:19:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:19:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:19:37,465 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:19:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:19:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-14 07:19:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:19:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:19:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:19:37,466 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:19:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:19:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:19:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:19:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-14 07:19:37,467 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:19:37,468 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:19:37,468 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-14 07:19:37,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:19:37,468 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:19:37,468 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:19:37,469 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:19:37,469 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:19:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:19:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:19:37,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:19:37,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:19:37,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:37,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:19:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:19:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:19:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:19:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:19:37,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:19:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:19:37,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:19:38,547 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:19:38,547 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:19:38,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:38 BoogieIcfgContainer [2020-10-14 07:19:38,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:19:38,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:19:38,560 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:19:38,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:19:38,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:19:36" (1/3) ... [2020-10-14 07:19:38,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11be971f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:38, skipping insertion in model container [2020-10-14 07:19:38,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:37" (2/3) ... [2020-10-14 07:19:38,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11be971f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:38, skipping insertion in model container [2020-10-14 07:19:38,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:38" (3/3) ... [2020-10-14 07:19:38,568 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product32.cil.c [2020-10-14 07:19:38,578 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:19:38,588 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:19:38,599 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:19:38,620 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:19:38,620 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:19:38,620 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:19:38,621 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:19:38,621 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:19:38,621 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:19:38,622 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:19:38,622 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:19:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-10-14 07:19:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:19:38,659 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:38,660 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:19:38,661 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:38,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:38,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1444544899, now seen corresponding path program 1 times [2020-10-14 07:19:38,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:38,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1051463903] [2020-10-14 07:19:38,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:39,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:39,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:40,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:40,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:41,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:19:44,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:19:44,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-14 07:19:44,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:19:44,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 07:19:44,397 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:44,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:44,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-14 07:19:44,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:44,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:44,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:44,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:44,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:44,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:44,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:44,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:44,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:44,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:44,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:44,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:44,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:44,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:19:44,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:44,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:44,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:44,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:19:44,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:44,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 07:19:44,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:44,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 07:19:44,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:19:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:44,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:19:44,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:19:44,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:44,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:44,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:44,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:44,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:19:44,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:19:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:44,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:44,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:44,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:44,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:19:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:44,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:44,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:44,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:44,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:44,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:44,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:44,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:44,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:44,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:44,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:44,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:44,679 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:19:44,680 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1051463903] [2020-10-14 07:19:44,683 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:44,683 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:19:44,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380477831] [2020-10-14 07:19:44,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:19:44,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:44,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:19:44,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:19:44,721 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 4 states. [2020-10-14 07:19:46,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:19:46,158 INFO L93 Difference]: Finished difference Result 316 states and 408 transitions. [2020-10-14 07:19:46,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:19:46,160 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:19:46,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:19:46,176 INFO L225 Difference]: With dead ends: 316 [2020-10-14 07:19:46,176 INFO L226 Difference]: Without dead ends: 175 [2020-10-14 07:19:46,181 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:19:46,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-10-14 07:19:46,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 142. [2020-10-14 07:19:46,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-14 07:19:46,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2020-10-14 07:19:46,277 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2020-10-14 07:19:46,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:19:46,278 INFO L479 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2020-10-14 07:19:46,278 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:19:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2020-10-14 07:19:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-14 07:19:46,282 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:46,283 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:19:46,283 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:19:46,283 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:46,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:46,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1653492373, now seen corresponding path program 1 times [2020-10-14 07:19:46,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:46,284 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1723523880] [2020-10-14 07:19:46,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:46,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:46,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:47,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:47,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:47,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 07:19:51,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:19:51,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 07:19:51,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:51,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:19:51,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:19:51,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,617 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:51,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:51,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 07:19:51,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:51,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:51,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:51,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:51,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:51,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:51,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:51,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:51,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:51,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:51,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:51,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:19:51,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:51,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:51,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:51,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:19:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:51,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:51,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:19:51,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:51,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:51,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:19:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:51,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:51,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:51,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:19:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:51,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:51,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:51,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:51,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:51,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:51,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:51,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:51,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:51,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:19:51,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:51,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:51,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:19:51,768 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1723523880] [2020-10-14 07:19:51,768 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:51,768 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:19:51,768 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290185826] [2020-10-14 07:19:51,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:19:51,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:51,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:19:51,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:19:51,773 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 5 states. [2020-10-14 07:19:52,324 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:19:53,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:19:53,362 INFO L93 Difference]: Finished difference Result 251 states and 308 transitions. [2020-10-14 07:19:53,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:19:53,363 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-14 07:19:53,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:19:53,366 INFO L225 Difference]: With dead ends: 251 [2020-10-14 07:19:53,366 INFO L226 Difference]: Without dead ends: 165 [2020-10-14 07:19:53,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:19:53,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-10-14 07:19:53,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 133. [2020-10-14 07:19:53,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-14 07:19:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2020-10-14 07:19:53,410 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2020-10-14 07:19:53,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:19:53,411 INFO L479 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2020-10-14 07:19:53,411 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:19:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2020-10-14 07:19:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 07:19:53,413 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:53,413 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:19:53,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:19:53,413 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:53,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:53,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1259056052, now seen corresponding path program 1 times [2020-10-14 07:19:53,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:53,414 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2090396387] [2020-10-14 07:19:53,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:53,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:53,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:53,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:54,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-14 07:19:56,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:19:56,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2716 [2020-10-14 07:19:56,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:19:56,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-14 07:19:56,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:19:56,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,532 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:19:56,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:56,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 07:19:56,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:19:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:56,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:19:56,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:19:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:56,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:19:56,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:19:56,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:19:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:56,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:56,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:19:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:19:56,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:19:56,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:19:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:56,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:56,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:19:56,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:19:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:19:56,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:56,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:19:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:56,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:19:56,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:19:56,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:19:56,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:19:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:56,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:19:56,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:19:56,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:19:56,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 07:19:56,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:19:56,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:19:56,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:19:56,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:19:56,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:19:56,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:19:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:19:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:19:56,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:19:56,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:19:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:19:56,659 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2090396387] [2020-10-14 07:19:56,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:19:56,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:19:56,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752645658] [2020-10-14 07:19:56,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:19:56,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:19:56,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:19:56,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:19:56,661 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 8 states. [2020-10-14 07:19:57,059 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:19:57,796 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:19:58,464 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:19:58,700 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:19:58,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:19:58,793 INFO L93 Difference]: Finished difference Result 225 states and 287 transitions. [2020-10-14 07:19:58,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:19:58,793 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-14 07:19:58,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:19:58,795 INFO L225 Difference]: With dead ends: 225 [2020-10-14 07:19:58,795 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:19:58,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:19:58,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:19:58,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:19:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:19:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:19:58,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2020-10-14 07:19:58,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:19:58,801 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:19:58,801 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:19:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:19:58,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:19:58,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:19:58,805 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:20:00,358 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-10-14 07:20:00,497 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:00,667 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:00,819 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-14 07:20:01,027 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:01,209 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 16 [2020-10-14 07:20:01,407 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-14 07:20:01,587 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:01,716 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-14 07:20:01,848 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:02,019 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-14 07:20:02,201 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-10-14 07:20:02,349 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-10-14 07:20:02,540 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:02,690 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 10 [2020-10-14 07:20:02,852 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:03,025 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:03,187 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2020-10-14 07:20:03,366 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 9 [2020-10-14 07:20:03,537 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 13 [2020-10-14 07:20:03,542 INFO L268 CegarLoopResult]: For program point L640(lines 617 641) no Hoare annotation was computed. [2020-10-14 07:20:03,542 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 593 648) no Hoare annotation was computed. [2020-10-14 07:20:03,542 INFO L268 CegarLoopResult]: For program point L624(lines 624 628) no Hoare annotation was computed. [2020-10-14 07:20:03,542 INFO L268 CegarLoopResult]: For program point L624-1(lines 624 628) no Hoare annotation was computed. [2020-10-14 07:20:03,543 INFO L268 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-10-14 07:20:03,543 INFO L268 CegarLoopResult]: For program point L618-2(lines 618 639) no Hoare annotation was computed. [2020-10-14 07:20:03,543 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 593 648) no Hoare annotation was computed. [2020-10-14 07:20:03,543 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 593 648) no Hoare annotation was computed. [2020-10-14 07:20:03,546 INFO L268 CegarLoopResult]: For program point L675-2(lines 675 700) no Hoare annotation was computed. [2020-10-14 07:20:03,546 INFO L268 CegarLoopResult]: For program point L701(lines 674 702) no Hoare annotation was computed. [2020-10-14 07:20:03,546 INFO L268 CegarLoopResult]: For program point L694(line 694) no Hoare annotation was computed. [2020-10-14 07:20:03,547 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 649 708) no Hoare annotation was computed. [2020-10-14 07:20:03,547 INFO L268 CegarLoopResult]: For program point L694-1(line 694) no Hoare annotation was computed. [2020-10-14 07:20:03,547 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 649 708) no Hoare annotation was computed. [2020-10-14 07:20:03,547 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 649 708) no Hoare annotation was computed. [2020-10-14 07:20:03,547 INFO L268 CegarLoopResult]: For program point L681(lines 681 685) no Hoare annotation was computed. [2020-10-14 07:20:03,547 INFO L268 CegarLoopResult]: For program point L681-1(lines 681 685) no Hoare annotation was computed. [2020-10-14 07:20:03,547 INFO L268 CegarLoopResult]: For program point L676(line 676) no Hoare annotation was computed. [2020-10-14 07:20:03,548 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-14 07:20:03,548 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-14 07:20:03,549 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:20:03,549 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-14 07:20:03,549 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-14 07:20:03,550 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 493 500) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,550 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 493 500) no Hoare annotation was computed. [2020-10-14 07:20:03,550 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 493 500) no Hoare annotation was computed. [2020-10-14 07:20:03,550 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 501 510) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,550 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 501 510) no Hoare annotation was computed. [2020-10-14 07:20:03,550 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-10-14 07:20:03,551 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 501 510) no Hoare annotation was computed. [2020-10-14 07:20:03,551 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 511 539) the Hoare annotation is: true [2020-10-14 07:20:03,551 INFO L264 CegarLoopResult]: At program point L526(line 526) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-14 07:20:03,551 INFO L268 CegarLoopResult]: For program point L524(lines 524 530) no Hoare annotation was computed. [2020-10-14 07:20:03,551 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 511 539) no Hoare annotation was computed. [2020-10-14 07:20:03,551 INFO L268 CegarLoopResult]: For program point L523(lines 523 533) no Hoare annotation was computed. [2020-10-14 07:20:03,551 INFO L271 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: true [2020-10-14 07:20:03,551 INFO L268 CegarLoopResult]: For program point L521-1(line 521) no Hoare annotation was computed. [2020-10-14 07:20:03,551 INFO L268 CegarLoopResult]: For program point L519(lines 519 536) no Hoare annotation was computed. [2020-10-14 07:20:03,551 INFO L268 CegarLoopResult]: For program point L519-1(lines 511 539) no Hoare annotation was computed. [2020-10-14 07:20:03,552 INFO L271 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: true [2020-10-14 07:20:03,552 INFO L268 CegarLoopResult]: For program point L517-1(line 517) no Hoare annotation was computed. [2020-10-14 07:20:03,552 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,552 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2020-10-14 07:20:03,552 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 157 179) no Hoare annotation was computed. [2020-10-14 07:20:03,552 INFO L264 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,553 INFO L264 CegarLoopResult]: At program point L169-1(line 169) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,553 INFO L268 CegarLoopResult]: For program point L167(lines 167 174) no Hoare annotation was computed. [2020-10-14 07:20:03,553 INFO L268 CegarLoopResult]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2020-10-14 07:20:03,553 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-14 07:20:03,553 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,553 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,553 INFO L264 CegarLoopResult]: At program point L163-1(line 163) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:20:03,554 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 113 136) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-14 07:20:03,555 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-14 07:20:03,556 INFO L268 CegarLoopResult]: For program point L258-1(lines 239 263) no Hoare annotation was computed. [2020-10-14 07:20:03,556 INFO L264 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,556 INFO L264 CegarLoopResult]: At program point L249(line 249) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,556 INFO L268 CegarLoopResult]: For program point L247(lines 247 255) no Hoare annotation was computed. [2020-10-14 07:20:03,556 INFO L264 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,556 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-10-14 07:20:03,556 INFO L268 CegarLoopResult]: For program point L243(lines 243 260) no Hoare annotation was computed. [2020-10-14 07:20:03,556 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 239 263) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:20:03,556 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 239 263) no Hoare annotation was computed. [2020-10-14 07:20:03,556 INFO L264 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:20:03,557 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 398 412) no Hoare annotation was computed. [2020-10-14 07:20:03,557 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 398 412) 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)|))) [2020-10-14 07:20:03,557 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 398 412) no Hoare annotation was computed. [2020-10-14 07:20:03,557 INFO L264 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,557 INFO L268 CegarLoopResult]: For program point L402(lines 402 408) no Hoare annotation was computed. [2020-10-14 07:20:03,557 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 334 342) no Hoare annotation was computed. [2020-10-14 07:20:03,557 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 334 342) the Hoare annotation is: true [2020-10-14 07:20:03,557 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 334 342) no Hoare annotation was computed. [2020-10-14 07:20:03,558 INFO L268 CegarLoopResult]: For program point L386-1(line 386) no Hoare annotation was computed. [2020-10-14 07:20:03,558 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 379 397) the Hoare annotation is: true [2020-10-14 07:20:03,558 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 379 397) no Hoare annotation was computed. [2020-10-14 07:20:03,558 INFO L268 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-10-14 07:20:03,558 INFO L271 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: true [2020-10-14 07:20:03,558 INFO L268 CegarLoopResult]: For program point L388-2(lines 388 392) no Hoare annotation was computed. [2020-10-14 07:20:03,558 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 379 397) no Hoare annotation was computed. [2020-10-14 07:20:03,558 INFO L268 CegarLoopResult]: For program point L350(lines 350 358) no Hoare annotation was computed. [2020-10-14 07:20:03,558 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 358) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 343 378) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point L362(lines 362 370) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 343 378) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 343 378) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 547 592) no Hoare annotation was computed. [2020-10-14 07:20:03,559 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 547 592) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 547 592) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 860 905) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point L880(lines 880 887) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 860 905) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point L874(lines 874 894) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 894) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 860 905) no Hoare annotation was computed. [2020-10-14 07:20:03,560 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 146 156) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,560 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 146 156) no Hoare annotation was computed. [2020-10-14 07:20:03,561 INFO L264 CegarLoopResult]: At program point L151(line 151) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,561 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 146 156) no Hoare annotation was computed. [2020-10-14 07:20:03,561 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 323 333) the Hoare annotation is: true [2020-10-14 07:20:03,561 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 323 333) no Hoare annotation was computed. [2020-10-14 07:20:03,561 INFO L271 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: true [2020-10-14 07:20:03,561 INFO L268 CegarLoopResult]: For program point L328-1(line 328) no Hoare annotation was computed. [2020-10-14 07:20:03,561 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 323 333) no Hoare annotation was computed. [2020-10-14 07:20:03,561 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 315 322) the Hoare annotation is: true [2020-10-14 07:20:03,562 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 315 322) no Hoare annotation was computed. [2020-10-14 07:20:03,562 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 315 322) no Hoare annotation was computed. [2020-10-14 07:20:03,562 INFO L264 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:20:03,562 INFO L268 CegarLoopResult]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2020-10-14 07:20:03,562 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,562 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 265 289) no Hoare annotation was computed. [2020-10-14 07:20:03,563 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 265 289) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:20:03,563 INFO L264 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,563 INFO L268 CegarLoopResult]: For program point L273(lines 273 281) no Hoare annotation was computed. [2020-10-14 07:20:03,563 INFO L264 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,563 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-10-14 07:20:03,563 INFO L268 CegarLoopResult]: For program point L269(lines 269 286) no Hoare annotation was computed. [2020-10-14 07:20:03,563 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 231 237) no Hoare annotation was computed. [2020-10-14 07:20:03,564 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 231 237) the Hoare annotation is: true [2020-10-14 07:20:03,564 INFO L264 CegarLoopResult]: At program point testENTRY(lines 422 489) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:20:03,564 INFO L264 CegarLoopResult]: At program point L479(lines 432 481) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,564 INFO L264 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,564 INFO L268 CegarLoopResult]: For program point L442(lines 442 448) no Hoare annotation was computed. [2020-10-14 07:20:03,565 INFO L268 CegarLoopResult]: For program point L442-1(lines 442 448) no Hoare annotation was computed. [2020-10-14 07:20:03,565 INFO L268 CegarLoopResult]: For program point testFINAL(lines 422 489) no Hoare annotation was computed. [2020-10-14 07:20:03,565 INFO L268 CegarLoopResult]: For program point L434(lines 434 438) no Hoare annotation was computed. [2020-10-14 07:20:03,565 INFO L264 CegarLoopResult]: At program point L482(lines 431 483) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,565 INFO L264 CegarLoopResult]: At program point L472(line 472) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,565 INFO L268 CegarLoopResult]: For program point L470(lines 470 476) no Hoare annotation was computed. [2020-10-14 07:20:03,565 INFO L264 CegarLoopResult]: At program point L470-1(lines 462 477) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,566 INFO L268 CegarLoopResult]: For program point L433(lines 432 481) no Hoare annotation was computed. [2020-10-14 07:20:03,566 INFO L264 CegarLoopResult]: At program point L464(line 464) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,566 INFO L268 CegarLoopResult]: For program point L462(lines 462 477) no Hoare annotation was computed. [2020-10-14 07:20:03,566 INFO L264 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,566 INFO L268 CegarLoopResult]: For program point L452(lines 452 458) no Hoare annotation was computed. [2020-10-14 07:20:03,566 INFO L268 CegarLoopResult]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2020-10-14 07:20:03,566 INFO L268 CegarLoopResult]: For program point testEXIT(lines 422 489) no Hoare annotation was computed. [2020-10-14 07:20:03,567 INFO L268 CegarLoopResult]: For program point L828(lines 828 848) no Hoare annotation was computed. [2020-10-14 07:20:03,567 INFO L268 CegarLoopResult]: For program point L828-1(lines 828 848) no Hoare annotation was computed. [2020-10-14 07:20:03,567 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 814 859) no Hoare annotation was computed. [2020-10-14 07:20:03,567 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 814 859) no Hoare annotation was computed. [2020-10-14 07:20:03,567 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 814 859) no Hoare annotation was computed. [2020-10-14 07:20:03,567 INFO L268 CegarLoopResult]: For program point L834(lines 834 841) no Hoare annotation was computed. [2020-10-14 07:20:03,567 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 290 297) no Hoare annotation was computed. [2020-10-14 07:20:03,568 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 290 297) no Hoare annotation was computed. [2020-10-14 07:20:03,568 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 290 297) no Hoare annotation was computed. [2020-10-14 07:20:03,568 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 986 994) no Hoare annotation was computed. [2020-10-14 07:20:03,568 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 986 994) the Hoare annotation is: true [2020-10-14 07:20:03,568 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 986 994) no Hoare annotation was computed. [2020-10-14 07:20:03,568 INFO L268 CegarLoopResult]: For program point L962-2(lines 962 970) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 954 976) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 954 976) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 954 976) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point L962(lines 962 970) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point L735(lines 735 739) no Hoare annotation was computed. [2020-10-14 07:20:03,569 INFO L268 CegarLoopResult]: For program point L799(lines 799 810) no Hoare annotation was computed. [2020-10-14 07:20:03,570 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 711 813) no Hoare annotation was computed. [2020-10-14 07:20:03,570 INFO L268 CegarLoopResult]: For program point L762(lines 762 766) no Hoare annotation was computed. [2020-10-14 07:20:03,570 INFO L268 CegarLoopResult]: For program point L760-2(lines 760 780) no Hoare annotation was computed. [2020-10-14 07:20:03,570 INFO L268 CegarLoopResult]: For program point L781(lines 759 782) no Hoare annotation was computed. [2020-10-14 07:20:03,570 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 711 813) no Hoare annotation was computed. [2020-10-14 07:20:03,570 INFO L268 CegarLoopResult]: For program point L740(lines 740 756) no Hoare annotation was computed. [2020-10-14 07:20:03,570 INFO L268 CegarLoopResult]: For program point L800(lines 800 807) no Hoare annotation was computed. [2020-10-14 07:20:03,571 INFO L268 CegarLoopResult]: For program point L761(lines 760 780) no Hoare annotation was computed. [2020-10-14 07:20:03,571 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-10-14 07:20:03,571 INFO L268 CegarLoopResult]: For program point L792-1(line 792) no Hoare annotation was computed. [2020-10-14 07:20:03,571 INFO L268 CegarLoopResult]: For program point L757(lines 757 798) no Hoare annotation was computed. [2020-10-14 07:20:03,571 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 711 813) no Hoare annotation was computed. [2020-10-14 07:20:03,571 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-10-14 07:20:03,571 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-10-14 07:20:03,572 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:20:03,572 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:20:03,572 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:20:03,573 INFO L268 CegarLoopResult]: For program point L305(lines 305 311) no Hoare annotation was computed. [2020-10-14 07:20:03,573 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-14 07:20:03,573 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-14 07:20:03,573 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 298 314) no Hoare annotation was computed. [2020-10-14 07:20:03,573 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 298 314) no Hoare annotation was computed. [2020-10-14 07:20:03,573 INFO L268 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-10-14 07:20:03,573 INFO L268 CegarLoopResult]: For program point L309-1(lines 298 314) no Hoare annotation was computed. [2020-10-14 07:20:03,574 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 977 985) the Hoare annotation is: true [2020-10-14 07:20:03,574 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 977 985) no Hoare annotation was computed. [2020-10-14 07:20:03,574 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 977 985) no Hoare annotation was computed. [2020-10-14 07:20:03,574 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 933 944) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:20:03,574 INFO L268 CegarLoopResult]: For program point L937-1(lines 933 944) no Hoare annotation was computed. [2020-10-14 07:20:03,574 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 933 944) no Hoare annotation was computed. [2020-10-14 07:20:03,575 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:20:03,575 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:20:03,575 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:20:03,575 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,575 INFO L264 CegarLoopResult]: At program point L218(lines 218 224) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,575 INFO L264 CegarLoopResult]: At program point L213(line 213) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:20:03,576 INFO L268 CegarLoopResult]: For program point L211(lines 207 229) no Hoare annotation was computed. [2020-10-14 07:20:03,576 INFO L268 CegarLoopResult]: For program point L209(lines 207 229) no Hoare annotation was computed. [2020-10-14 07:20:03,576 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 204 230) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) [2020-10-14 07:20:03,576 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 204 230) no Hoare annotation was computed. [2020-10-14 07:20:03,576 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 204 230) no Hoare annotation was computed. [2020-10-14 07:20:03,576 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2020-10-14 07:20:03,577 INFO L268 CegarLoopResult]: For program point L94(lines 94 98) no Hoare annotation was computed. [2020-10-14 07:20:03,577 INFO L271 CegarLoopResult]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2020-10-14 07:20:03,577 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2020-10-14 07:20:03,577 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 07:20:03,577 INFO L271 CegarLoopResult]: At program point L90-2(lines 90 104) the Hoare annotation is: true [2020-10-14 07:20:03,577 INFO L271 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: true [2020-10-14 07:20:03,577 INFO L268 CegarLoopResult]: For program point L86-1(line 86) no Hoare annotation was computed. [2020-10-14 07:20:03,578 INFO L271 CegarLoopResult]: At program point L105(lines 80 109) the Hoare annotation is: true [2020-10-14 07:20:03,578 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-14 07:20:03,578 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 945 953) the Hoare annotation is: true [2020-10-14 07:20:03,578 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 945 953) no Hoare annotation was computed. [2020-10-14 07:20:03,578 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 945 953) no Hoare annotation was computed. [2020-10-14 07:20:03,578 INFO L268 CegarLoopResult]: For program point L913-1(lines 909 920) no Hoare annotation was computed. [2020-10-14 07:20:03,578 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 909 920) the Hoare annotation is: true [2020-10-14 07:20:03,578 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 909 920) no Hoare annotation was computed. [2020-10-14 07:20:03,579 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2020-10-14 07:20:03,579 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2020-10-14 07:20:03,579 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:20:03,579 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-14 07:20:03,579 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:20:03,579 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:20:03,579 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 413 420) no Hoare annotation was computed. [2020-10-14 07:20:03,580 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 413 420) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,580 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 413 420) no Hoare annotation was computed. [2020-10-14 07:20:03,580 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 921 932) no Hoare annotation was computed. [2020-10-14 07:20:03,580 INFO L268 CegarLoopResult]: For program point L925-1(lines 921 932) no Hoare annotation was computed. [2020-10-14 07:20:03,580 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 921 932) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:20:03,580 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 181 188) no Hoare annotation was computed. [2020-10-14 07:20:03,581 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 185) no Hoare annotation was computed. [2020-10-14 07:20:03,581 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 181 188) the Hoare annotation is: true [2020-10-14 07:20:03,581 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 181 188) no Hoare annotation was computed. [2020-10-14 07:20:03,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:20:03 BoogieIcfgContainer [2020-10-14 07:20:03,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:20:03,603 INFO L168 Benchmark]: Toolchain (without parser) took 26942.05 ms. Allocated memory was 145.2 MB in the beginning and 641.2 MB in the end (delta: 496.0 MB). Free memory was 100.5 MB in the beginning and 103.5 MB in the end (delta: -3.0 MB). Peak memory consumption was 494.2 MB. Max. memory is 7.1 GB. [2020-10-14 07:20:03,604 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 145.2 MB. Free memory was 119.8 MB in the beginning and 119.3 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:20:03,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.25 ms. Allocated memory was 145.2 MB in the beginning and 201.3 MB in the end (delta: 56.1 MB). Free memory was 100.5 MB in the beginning and 168.7 MB in the end (delta: -68.2 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2020-10-14 07:20:03,606 INFO L168 Benchmark]: Boogie Preprocessor took 96.61 ms. Allocated memory is still 201.3 MB. Free memory was 168.7 MB in the beginning and 164.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:20:03,606 INFO L168 Benchmark]: RCFGBuilder took 1163.51 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 164.6 MB in the beginning and 192.7 MB in the end (delta: -28.1 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:20:03,607 INFO L168 Benchmark]: TraceAbstraction took 25041.15 ms. Allocated memory was 232.8 MB in the beginning and 641.2 MB in the end (delta: 408.4 MB). Free memory was 192.7 MB in the beginning and 103.5 MB in the end (delta: 89.2 MB). Peak memory consumption was 498.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:20:03,611 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 ms. Allocated memory is still 145.2 MB. Free memory was 119.8 MB in the beginning and 119.3 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 634.25 ms. Allocated memory was 145.2 MB in the beginning and 201.3 MB in the end (delta: 56.1 MB). Free memory was 100.5 MB in the beginning and 168.7 MB in the end (delta: -68.2 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.61 ms. Allocated memory is still 201.3 MB. Free memory was 168.7 MB in the beginning and 164.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1163.51 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 164.6 MB in the beginning and 192.7 MB in the end (delta: -28.1 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25041.15 ms. Allocated memory was 232.8 MB in the beginning and 641.2 MB in the end (delta: 408.4 MB). Free memory was 192.7 MB in the beginning and 103.5 MB in the end (delta: 89.2 MB). Peak memory consumption was 498.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 185]: 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: 432]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 251 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 352 SDtfs, 363 SDslu, 221 SDs, 0 SdLazy, 728 SolverSat, 231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=193occurred 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 65 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 220 PreInvPairs, 243 NumberOfFragments, 814 HoareAnnotationTreeSize, 220 FomulaSimplifications, 4374 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 65 FomulaSimplificationsInter, 5505 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.3s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 49279 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...