/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:15:29,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:15:29,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:15:29,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:15:29,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:15:29,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:15:29,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:15:29,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:15:29,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:15:29,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:15:29,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:15:29,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:15:29,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:15:29,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:15:29,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:15:29,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:15:29,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:15:29,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:15:29,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:15:29,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:15:29,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:15:29,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:15:29,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:15:29,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:15:29,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:15:29,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:15:29,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:15:29,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:15:29,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:15:29,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:15:29,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:15:29,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:15:29,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:15:29,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:15:29,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:15:29,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:15:29,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:15:29,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:15:29,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:15:29,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:15:29,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:15:29,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 11:15:29,568 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:15:29,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:15:29,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:15:29,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:15:29,571 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:15:29,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:15:29,571 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:15:29,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:15:29,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:15:29,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:15:29,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:15:29,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:15:29,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:15:29,574 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:15:29,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:15:29,574 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:15:29,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:15:29,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:15:29,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:15:29,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:15:29,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:15:29,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:15:29,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:15:29,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:15:29,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:15:29,577 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:15:29,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:15:29,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:15:29,577 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:15:29,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:15:30,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:15:30,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:15:30,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:15:30,091 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:15:30,092 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:15:30,093 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-09-21 11:15:30,186 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1599fc330/fccba232808d4f54b204d9e3c8f21091/FLAG0bf5f5195 [2020-09-21 11:15:30,772 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:15:30,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2020-09-21 11:15:30,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1599fc330/fccba232808d4f54b204d9e3c8f21091/FLAG0bf5f5195 [2020-09-21 11:15:31,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1599fc330/fccba232808d4f54b204d9e3c8f21091 [2020-09-21 11:15:31,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:15:31,070 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:15:31,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:31,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:15:31,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:15:31,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31, skipping insertion in model container [2020-09-21 11:15:31,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:15:31,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:15:31,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:31,769 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:15:31,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:15:31,908 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:15:31,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31 WrapperNode [2020-09-21 11:15:31,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:15:31,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:15:31,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:15:31,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:15:31,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:31,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... [2020-09-21 11:15:32,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:15:32,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:15:32,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:15:32,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:15:32,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:15:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:15:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:15:32,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:15:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:15:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:15:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:15:32,086 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:15:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:15:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:15:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:15:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:15:32,087 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:15:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:15:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-21 11:15:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:15:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:32,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:15:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:15:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:15:32,089 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:15:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:15:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:15:32,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:15:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:15:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:15:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:15:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:15:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:15:32,091 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:15:32,092 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:15:32,092 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:15:32,092 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:15:32,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:15:32,092 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:15:32,092 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:15:32,093 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:15:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:15:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:15:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:15:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:15:32,093 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:15:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:15:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:15:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:15:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:15:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:15:32,094 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:15:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:15:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-21 11:15:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:15:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:15:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:15:32,095 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:15:32,096 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:15:32,096 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:15:32,096 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:15:32,096 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:15:32,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:15:32,096 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:15:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:15:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:15:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:15:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:15:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:15:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:15:32,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:15:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:15:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:15:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:15:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:15:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:15:32,098 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:15:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:15:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:15:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:15:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:15:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:15:32,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:15:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:15:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:15:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:15:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:15:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:15:32,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:15:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:15:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:15:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:15:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:15:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:15:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:15:32,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:15:32,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:15:33,275 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:15:33,276 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:15:33,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:33 BoogieIcfgContainer [2020-09-21 11:15:33,282 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:15:33,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:15:33,284 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:15:33,287 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:15:33,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:15:31" (1/3) ... [2020-09-21 11:15:33,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10527334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:33, skipping insertion in model container [2020-09-21 11:15:33,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:15:31" (2/3) ... [2020-09-21 11:15:33,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10527334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:15:33, skipping insertion in model container [2020-09-21 11:15:33,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:15:33" (3/3) ... [2020-09-21 11:15:33,292 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product30.cil.c [2020-09-21 11:15:33,304 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:15:33,314 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:15:33,336 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:15:33,372 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:15:33,372 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:15:33,373 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:15:33,373 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:15:33,374 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:15:33,374 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:15:33,374 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:15:33,375 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:15:33,403 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2020-09-21 11:15:33,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:15:33,422 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:33,423 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] [2020-09-21 11:15:33,424 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:33,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:33,432 INFO L82 PathProgramCache]: Analyzing trace with hash -1955189829, now seen corresponding path program 1 times [2020-09-21 11:15:33,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:33,446 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1732807801] [2020-09-21 11:15:33,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:33,776 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:33,777 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:33,777 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:33,777 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:33,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 11:15:33,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:33,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 11:15:33,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:33,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:33,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:15:33,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:33,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,229 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:34,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:34,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,260 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,260 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,261 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,261 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:34,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:34,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,362 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,363 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,363 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,363 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:34,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:34,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,369 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,370 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,370 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,370 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:34,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:34,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,377 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,377 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,378 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:34,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,385 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,386 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,386 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,387 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:34,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:34,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,404 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,405 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,405 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,405 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:34,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:15:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,414 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,414 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,414 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,415 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:34,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:34,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,425 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,425 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,425 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,426 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:34,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-21 11:15:34,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:15:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,484 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,484 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,484 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,484 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-09-21 11:15:34,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:15:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:34,499 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:34,499 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:34,499 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:34,499 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:34,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:34,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:34,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:34,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:34,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:34,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:34,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:34,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:34,516 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1732807801] [2020-09-21 11:15:34,518 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:34,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:15:34,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750676673] [2020-09-21 11:15:34,526 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:15:34,526 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:34,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:15:34,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:15:34,548 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 4 states. [2020-09-21 11:15:35,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:35,709 INFO L93 Difference]: Finished difference Result 301 states and 387 transitions. [2020-09-21 11:15:35,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:15:35,711 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:15:35,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:35,729 INFO L225 Difference]: With dead ends: 301 [2020-09-21 11:15:35,729 INFO L226 Difference]: Without dead ends: 166 [2020-09-21 11:15:35,735 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 [2020-09-21 11:15:35,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-09-21 11:15:35,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 136. [2020-09-21 11:15:35,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-09-21 11:15:35,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 159 transitions. [2020-09-21 11:15:35,856 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 159 transitions. Word has length 59 [2020-09-21 11:15:35,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:35,858 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 159 transitions. [2020-09-21 11:15:35,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:15:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2020-09-21 11:15:35,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 11:15:35,869 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:35,869 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] [2020-09-21 11:15:35,869 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:15:35,871 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:35,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:35,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1233948209, now seen corresponding path program 1 times [2020-09-21 11:15:35,872 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:35,873 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [655956923] [2020-09-21 11:15:35,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:35,976 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:35,976 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:35,976 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:35,977 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:35,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-09-21 11:15:35,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:35,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:15:35,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:35,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:35,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:15:35,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:15:35,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,322 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:36,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,331 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,332 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,332 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,332 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:36,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:36,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,372 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,372 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,372 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,373 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:36,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:36,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,377 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,377 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,377 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:36,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:36,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,382 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,382 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,382 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,383 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:36,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:36,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,388 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,388 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,388 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,388 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:36,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:36,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,400 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,400 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,401 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,401 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:36,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:36,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 11:15:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,407 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,407 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,407 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,408 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:36,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:15:36,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,413 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,413 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,414 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,414 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:36,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:36,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 11:15:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,419 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,419 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,419 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,419 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:36,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:36,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:15:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:36,424 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:36,424 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:36,425 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:36,425 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:36,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:36,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:36,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:36,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:36,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:36,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:36,435 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [655956923] [2020-09-21 11:15:36,435 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:36,435 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:36,435 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153325127] [2020-09-21 11:15:36,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:36,438 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:36,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:36,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:36,438 INFO L87 Difference]: Start difference. First operand 136 states and 159 transitions. Second operand 5 states. [2020-09-21 11:15:36,952 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:15:37,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:37,855 INFO L93 Difference]: Finished difference Result 242 states and 295 transitions. [2020-09-21 11:15:37,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:15:37,857 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 11:15:37,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:37,863 INFO L225 Difference]: With dead ends: 242 [2020-09-21 11:15:37,863 INFO L226 Difference]: Without dead ends: 156 [2020-09-21 11:15:37,867 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 [2020-09-21 11:15:37,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-09-21 11:15:37,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-09-21 11:15:37,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-09-21 11:15:37,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 147 transitions. [2020-09-21 11:15:37,953 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 147 transitions. Word has length 60 [2020-09-21 11:15:37,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:37,953 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 147 transitions. [2020-09-21 11:15:37,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:37,954 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2020-09-21 11:15:37,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-09-21 11:15:37,958 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:37,959 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] [2020-09-21 11:15:37,959 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:15:37,959 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:37,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:37,959 INFO L82 PathProgramCache]: Analyzing trace with hash -385728390, now seen corresponding path program 1 times [2020-09-21 11:15:37,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:37,960 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1734523638] [2020-09-21 11:15:37,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:38,526 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:15:38,526 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:38,526 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:38,526 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:38,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 11:15:38,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:38,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 478 [2020-09-21 11:15:38,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:38,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-21 11:15:38,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:38,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-09-21 11:15:38,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:38,851 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:38,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:38,974 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:38,975 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:38,975 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:38,975 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:38,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:38,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:38,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-09-21 11:15:38,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:38,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:38,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,021 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,021 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,021 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,022 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:39,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:39,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:39,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:39,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,028 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,029 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,029 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,029 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:39,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:39,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:39,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:39,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:39,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,038 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,038 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,038 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,038 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:39,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:39,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:39,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:39,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:39,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,045 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,045 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,045 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,045 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:39,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:39,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:39,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:39,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:39,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,062 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,062 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,062 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,063 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:39,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:39,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:39,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:39,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:39,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:15:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,069 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,070 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,070 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,070 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:39,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:39,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:39,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:39,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:39,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,076 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,076 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,076 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,076 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:39,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:39,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:39,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:39,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:39,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:15:39,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,091 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,092 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,092 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,092 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:39,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:15:39,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:39,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:39,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:39,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-21 11:15:39,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 11:15:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:39,108 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:39,108 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:39,108 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:39,108 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:39,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:39,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:39,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:39,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:39,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:39,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:39,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:39,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:15:39,126 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1734523638] [2020-09-21 11:15:39,126 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:39,126 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:15:39,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430096968] [2020-09-21 11:15:39,128 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:15:39,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:39,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:15:39,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:15:39,129 INFO L87 Difference]: Start difference. First operand 127 states and 147 transitions. Second operand 5 states. [2020-09-21 11:15:39,545 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:40,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:40,564 INFO L93 Difference]: Finished difference Result 255 states and 314 transitions. [2020-09-21 11:15:40,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:15:40,565 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-09-21 11:15:40,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:40,568 INFO L225 Difference]: With dead ends: 255 [2020-09-21 11:15:40,569 INFO L226 Difference]: Without dead ends: 156 [2020-09-21 11:15:40,570 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:15:40,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-09-21 11:15:40,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 127. [2020-09-21 11:15:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-09-21 11:15:40,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-09-21 11:15:40,605 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 65 [2020-09-21 11:15:40,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:40,605 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-09-21 11:15:40,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:15:40,606 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-09-21 11:15:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-09-21 11:15:40,607 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:15:40,607 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:15:40,607 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:15:40,608 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:15:40,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:15:40,608 INFO L82 PathProgramCache]: Analyzing trace with hash -834881370, now seen corresponding path program 1 times [2020-09-21 11:15:40,608 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:15:40,609 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [849451757] [2020-09-21 11:15:40,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:15:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,161 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,162 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,162 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,162 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-09-21 11:15:41,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 477 [2020-09-21 11:15:41,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-21 11:15:41,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:15:41,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-09-21 11:15:41,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,625 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:41,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,731 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,732 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:41,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-21 11:15:41,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:15:41,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:15:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,786 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,787 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,787 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,787 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:41,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:41,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:41,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:15:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,795 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,795 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,796 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,796 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:41,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:41,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:41,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:15:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,804 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,805 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,805 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,805 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:41,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:41,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:41,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:15:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,813 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,814 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,814 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,814 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:41,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:41,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:41,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:41,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:15:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,836 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,836 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,837 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,837 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:41,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:41,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:41,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-09-21 11:15:41,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,847 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,848 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,848 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,848 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:41,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:41,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:15:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:15:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,857 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,857 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,857 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,858 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:41,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:41,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:15:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:15:41,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-09-21 11:15:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,883 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,883 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,884 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,884 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-21 11:15:41,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:41,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:15:41,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:15:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,894 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,894 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,894 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,894 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:15:41,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:41,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:15:41,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:15:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,903 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,903 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,903 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,904 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:15:41,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:15:41,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:15:41,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:41,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 11:15:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,910 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,911 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,911 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,911 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:41,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:15:41,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:15:41,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:41,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:15:41,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-21 11:15:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:15:41,923 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:15:41,923 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:15:41,923 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:15:41,924 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:15:41,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:15:41,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:15:41,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:15:41,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:15:41,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:15:41,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:15:41,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:15:41,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:15:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 11:15:41,974 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [849451757] [2020-09-21 11:15:41,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:15:41,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:15:41,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826466916] [2020-09-21 11:15:41,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:15:41,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:15:41,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:15:41,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:15:41,977 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 9 states. [2020-09-21 11:15:42,572 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:15:43,411 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:15:44,098 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:44,394 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:44,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:15:44,434 INFO L93 Difference]: Finished difference Result 212 states and 264 transitions. [2020-09-21 11:15:44,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:15:44,435 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-09-21 11:15:44,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:15:44,437 INFO L225 Difference]: With dead ends: 212 [2020-09-21 11:15:44,437 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:15:44,440 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:15:44,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:15:44,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:15:44,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:15:44,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:15:44,441 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2020-09-21 11:15:44,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:15:44,441 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:15:44,441 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:15:44,442 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:15:44,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:15:44,442 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:15:44,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:15:44,737 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 11:15:44,901 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,067 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,250 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,412 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,592 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,756 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:45,919 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,083 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,241 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,398 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,545 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:46,701 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:46,857 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,014 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,168 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,321 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,497 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,651 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,806 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:47,959 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,114 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,267 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,420 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,589 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,742 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:48,899 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,058 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,289 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 11:15:49,463 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,622 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,778 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:49,936 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:50,098 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:50,264 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:50,431 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:50,642 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 11:15:50,814 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 11:15:51,041 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 11:15:51,200 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:51,368 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:51,522 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:15:51,757 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 11:15:51,965 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:52,253 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 11:15:52,468 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-09-21 11:15:52,759 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:15:52,984 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:53,208 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-09-21 11:15:53,457 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:53,681 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:53,894 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:54,110 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 11:15:54,376 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:54,599 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:54,821 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:55,032 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 11:15:55,254 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 11:15:55,472 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:55,809 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:56,047 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-09-21 11:15:56,061 INFO L268 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2020-09-21 11:15:56,062 INFO L268 CegarLoopResult]: For program point L500-1(lines 500 504) no Hoare annotation was computed. [2020-09-21 11:15:56,062 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 469 524) no Hoare annotation was computed. [2020-09-21 11:15:56,062 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-09-21 11:15:56,062 INFO L268 CegarLoopResult]: For program point L494-2(lines 494 515) no Hoare annotation was computed. [2020-09-21 11:15:56,062 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 469 524) no Hoare annotation was computed. [2020-09-21 11:15:56,062 INFO L268 CegarLoopResult]: For program point L516(lines 493 517) no Hoare annotation was computed. [2020-09-21 11:15:56,062 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 469 524) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point L577(lines 550 578) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point L570-1(line 570) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 525 584) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 525 584) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-09-21 11:15:56,063 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 525 584) no Hoare annotation was computed. [2020-09-21 11:15:56,064 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-09-21 11:15:56,064 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 576) no Hoare annotation was computed. [2020-09-21 11:15:56,064 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 400 406) the Hoare annotation is: true [2020-09-21 11:15:56,064 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 400 406) no Hoare annotation was computed. [2020-09-21 11:15:56,064 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 407 415) no Hoare annotation was computed. [2020-09-21 11:15:56,064 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 407 415) the Hoare annotation is: true [2020-09-21 11:15:56,064 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 407 415) no Hoare annotation was computed. [2020-09-21 11:15:56,065 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 331 338) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:56,065 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 331 338) no Hoare annotation was computed. [2020-09-21 11:15:56,065 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 331 338) no Hoare annotation was computed. [2020-09-21 11:15:56,065 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 339 348) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:56,065 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 339 348) no Hoare annotation was computed. [2020-09-21 11:15:56,066 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-09-21 11:15:56,066 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 339 348) no Hoare annotation was computed. [2020-09-21 11:15:56,066 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 349 377) the Hoare annotation is: true [2020-09-21 11:15:56,066 INFO L264 CegarLoopResult]: At program point L364(line 364) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-09-21 11:15:56,066 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 349 377) no Hoare annotation was computed. [2020-09-21 11:15:56,066 INFO L268 CegarLoopResult]: For program point L362(lines 362 368) no Hoare annotation was computed. [2020-09-21 11:15:56,066 INFO L268 CegarLoopResult]: For program point L361(lines 361 371) no Hoare annotation was computed. [2020-09-21 11:15:56,067 INFO L271 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: true [2020-09-21 11:15:56,067 INFO L268 CegarLoopResult]: For program point L359-1(line 359) no Hoare annotation was computed. [2020-09-21 11:15:56,067 INFO L268 CegarLoopResult]: For program point L357(lines 357 374) no Hoare annotation was computed. [2020-09-21 11:15:56,067 INFO L268 CegarLoopResult]: For program point L357-1(lines 349 377) no Hoare annotation was computed. [2020-09-21 11:15:56,067 INFO L271 CegarLoopResult]: At program point L355(line 355) the Hoare annotation is: true [2020-09-21 11:15:56,067 INFO L268 CegarLoopResult]: For program point L355-1(line 355) no Hoare annotation was computed. [2020-09-21 11:15:56,067 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 865 887) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,068 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 865 887) no Hoare annotation was computed. [2020-09-21 11:15:56,068 INFO L264 CegarLoopResult]: At program point L877(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,068 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 865 887) no Hoare annotation was computed. [2020-09-21 11:15:56,068 INFO L264 CegarLoopResult]: At program point L877-1(line 877) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,068 INFO L268 CegarLoopResult]: For program point L875(lines 875 882) no Hoare annotation was computed. [2020-09-21 11:15:56,069 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 882) no Hoare annotation was computed. [2020-09-21 11:15:56,069 INFO L268 CegarLoopResult]: For program point L873(line 873) no Hoare annotation was computed. [2020-09-21 11:15:56,069 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,069 INFO L264 CegarLoopResult]: At program point L871(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,069 INFO L264 CegarLoopResult]: At program point L871-1(line 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point L833(line 833) no Hoare annotation was computed. [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point L832(line 832) no Hoare annotation was computed. [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 823 846) no Hoare annotation was computed. [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point L831(line 831) no Hoare annotation was computed. [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point L829(line 829) no Hoare annotation was computed. [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 823 846) no Hoare annotation was computed. [2020-09-21 11:15:56,070 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 823 846) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point L841(line 841) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point L837(line 837) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point L836(line 836) no Hoare annotation was computed. [2020-09-21 11:15:56,071 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-09-21 11:15:56,072 INFO L268 CegarLoopResult]: For program point L834(line 834) no Hoare annotation was computed. [2020-09-21 11:15:56,072 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,072 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-09-21 11:15:56,072 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-09-21 11:15:56,072 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 90 114) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,072 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,072 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-09-21 11:15:56,072 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 90 114) no Hoare annotation was computed. [2020-09-21 11:15:56,073 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,073 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,073 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-09-21 11:15:56,073 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 185 193) no Hoare annotation was computed. [2020-09-21 11:15:56,073 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 185 193) the Hoare annotation is: true [2020-09-21 11:15:56,073 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 185 193) no Hoare annotation was computed. [2020-09-21 11:15:56,073 INFO L268 CegarLoopResult]: For program point L239(lines 239 243) no Hoare annotation was computed. [2020-09-21 11:15:56,073 INFO L271 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: true [2020-09-21 11:15:56,073 INFO L268 CegarLoopResult]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point L237-1(line 237) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 230 248) the Hoare annotation is: true [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 230 248) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 230 248) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point L213(lines 213 221) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point L213-2(lines 213 221) no Hoare annotation was computed. [2020-09-21 11:15:56,074 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 194 229) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 194 229) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 194 229) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 393 399) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 393 399) the Hoare annotation is: true [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 423 468) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 423 468) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 423 468) no Hoare annotation was computed. [2020-09-21 11:15:56,075 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 736 781) no Hoare annotation was computed. [2020-09-21 11:15:56,076 INFO L268 CegarLoopResult]: For program point L756(lines 756 763) no Hoare annotation was computed. [2020-09-21 11:15:56,076 INFO L268 CegarLoopResult]: For program point L750(lines 750 770) no Hoare annotation was computed. [2020-09-21 11:15:56,076 INFO L268 CegarLoopResult]: For program point L750-1(lines 750 770) no Hoare annotation was computed. [2020-09-21 11:15:56,076 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 736 781) no Hoare annotation was computed. [2020-09-21 11:15:56,076 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 736 781) no Hoare annotation was computed. [2020-09-21 11:15:56,076 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 854 864) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,076 INFO L264 CegarLoopResult]: At program point L859(line 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-09-21 11:15:56,077 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 854 864) no Hoare annotation was computed. [2020-09-21 11:15:56,077 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 854 864) no Hoare annotation was computed. [2020-09-21 11:15:56,077 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 174 184) the Hoare annotation is: true [2020-09-21 11:15:56,077 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 174 184) no Hoare annotation was computed. [2020-09-21 11:15:56,077 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 174 184) no Hoare annotation was computed. [2020-09-21 11:15:56,077 INFO L271 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: true [2020-09-21 11:15:56,077 INFO L268 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2020-09-21 11:15:56,077 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 166 173) the Hoare annotation is: true [2020-09-21 11:15:56,078 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 166 173) no Hoare annotation was computed. [2020-09-21 11:15:56,078 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 166 173) no Hoare annotation was computed. [2020-09-21 11:15:56,078 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,078 INFO L268 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-09-21 11:15:56,078 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,078 INFO L268 CegarLoopResult]: For program point L122-1(line 122) no Hoare annotation was computed. [2020-09-21 11:15:56,078 INFO L268 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-09-21 11:15:56,078 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 116 140) no Hoare annotation was computed. [2020-09-21 11:15:56,079 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 116 140) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,079 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,079 INFO L268 CegarLoopResult]: For program point L135-1(lines 116 140) no Hoare annotation was computed. [2020-09-21 11:15:56,079 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,079 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-09-21 11:15:56,079 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-09-21 11:15:56,079 INFO L264 CegarLoopResult]: At program point testENTRY(lines 261 326) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,080 INFO L264 CegarLoopResult]: At program point L316(lines 271 318) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,080 INFO L264 CegarLoopResult]: At program point L283(line 283) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,080 INFO L268 CegarLoopResult]: For program point L281(lines 281 287) no Hoare annotation was computed. [2020-09-21 11:15:56,080 INFO L268 CegarLoopResult]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2020-09-21 11:15:56,080 INFO L268 CegarLoopResult]: For program point testFINAL(lines 261 326) no Hoare annotation was computed. [2020-09-21 11:15:56,080 INFO L268 CegarLoopResult]: For program point L273(lines 273 277) no Hoare annotation was computed. [2020-09-21 11:15:56,080 INFO L264 CegarLoopResult]: At program point L319(lines 270 320) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,080 INFO L268 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2020-09-21 11:15:56,081 INFO L264 CegarLoopResult]: At program point L309-2(lines 301 314) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,081 INFO L268 CegarLoopResult]: For program point L272(lines 271 318) no Hoare annotation was computed. [2020-09-21 11:15:56,081 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,081 INFO L268 CegarLoopResult]: For program point L301(lines 301 314) no Hoare annotation was computed. [2020-09-21 11:15:56,081 INFO L264 CegarLoopResult]: At program point L293(line 293) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,081 INFO L268 CegarLoopResult]: For program point L291(lines 291 297) no Hoare annotation was computed. [2020-09-21 11:15:56,081 INFO L268 CegarLoopResult]: For program point testEXIT(lines 261 326) no Hoare annotation was computed. [2020-09-21 11:15:56,081 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 297) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point L704(lines 704 724) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point L704-1(lines 704 724) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 690 735) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 690 735) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 690 735) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point L710(lines 710 717) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 141 148) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 141 148) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 141 148) no Hoare annotation was computed. [2020-09-21 11:15:56,082 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 968 976) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 968 976) the Hoare annotation is: true [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 968 976) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point L944(lines 944 952) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point L944-2(lines 944 952) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 936 958) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 936 958) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 936 958) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 383 392) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 383 392) no Hoare annotation was computed. [2020-09-21 11:15:56,083 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 383 392) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 587 689) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L638(lines 638 642) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L636-2(lines 636 656) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L657(lines 635 658) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L616(lines 616 632) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 587 689) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L676(lines 676 683) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L637(lines 636 656) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-09-21 11:15:56,084 INFO L268 CegarLoopResult]: For program point L633(lines 633 674) no Hoare annotation was computed. [2020-09-21 11:15:56,085 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 587 689) no Hoare annotation was computed. [2020-09-21 11:15:56,085 INFO L268 CegarLoopResult]: For program point L652(line 652) no Hoare annotation was computed. [2020-09-21 11:15:56,085 INFO L268 CegarLoopResult]: For program point L652-1(line 652) no Hoare annotation was computed. [2020-09-21 11:15:56,085 INFO L268 CegarLoopResult]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-09-21 11:15:56,085 INFO L268 CegarLoopResult]: For program point L675(lines 675 686) no Hoare annotation was computed. [2020-09-21 11:15:56,085 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:56,085 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string56.base| |old(#t~string56.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~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)|) (= ~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)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.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~string5.base| |old(#t~string5.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~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~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 11:15:56,085 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point L160-1(lines 149 165) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point L156(lines 156 162) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 149 165) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 149 165) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 959 967) the Hoare annotation is: true [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 959 967) no Hoare annotation was computed. [2020-09-21 11:15:56,086 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 959 967) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 915 926) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point L919-1(lines 915 926) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 915 926) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 927 935) the Hoare annotation is: true [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 927 935) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 927 935) no Hoare annotation was computed. [2020-09-21 11:15:56,087 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,087 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-09-21 11:15:56,088 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-09-21 11:15:56,088 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 11:15:56,088 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-09-21 11:15:56,088 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:56,088 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-09-21 11:15:56,088 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 11:15:56,088 INFO L271 CegarLoopResult]: At program point L803-2(lines 803 817) the Hoare annotation is: true [2020-09-21 11:15:56,089 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 793 822) no Hoare annotation was computed. [2020-09-21 11:15:56,089 INFO L271 CegarLoopResult]: At program point L799(line 799) the Hoare annotation is: true [2020-09-21 11:15:56,089 INFO L268 CegarLoopResult]: For program point L799-1(line 799) no Hoare annotation was computed. [2020-09-21 11:15:56,089 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 793 822) the Hoare annotation is: true [2020-09-21 11:15:56,089 INFO L271 CegarLoopResult]: At program point L818(lines 793 822) the Hoare annotation is: true [2020-09-21 11:15:56,089 INFO L268 CegarLoopResult]: For program point L814(line 814) no Hoare annotation was computed. [2020-09-21 11:15:56,089 INFO L268 CegarLoopResult]: For program point L807(lines 807 811) no Hoare annotation was computed. [2020-09-21 11:15:56,089 INFO L271 CegarLoopResult]: At program point L807-1(lines 807 811) the Hoare annotation is: true [2020-09-21 11:15:56,090 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-09-21 11:15:56,090 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 891 902) the Hoare annotation is: true [2020-09-21 11:15:56,090 INFO L268 CegarLoopResult]: For program point L895-1(lines 891 902) no Hoare annotation was computed. [2020-09-21 11:15:56,090 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 891 902) no Hoare annotation was computed. [2020-09-21 11:15:56,090 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 847 853) no Hoare annotation was computed. [2020-09-21 11:15:56,090 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 847 853) the Hoare annotation is: true [2020-09-21 11:15:56,090 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 11:15:56,090 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 11:15:56,091 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 11:15:56,091 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 11:15:56,091 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 249 256) no Hoare annotation was computed. [2020-09-21 11:15:56,091 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 249 256) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2020-09-21 11:15:56,091 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 249 256) no Hoare annotation was computed. [2020-09-21 11:15:56,091 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 903 914) no Hoare annotation was computed. [2020-09-21 11:15:56,091 INFO L268 CegarLoopResult]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2020-09-21 11:15:56,091 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 903 914) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 11:15:56,092 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 783 790) no Hoare annotation was computed. [2020-09-21 11:15:56,092 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 787) no Hoare annotation was computed. [2020-09-21 11:15:56,092 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 783 790) the Hoare annotation is: true [2020-09-21 11:15:56,092 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 783 790) no Hoare annotation was computed. [2020-09-21 11:15:56,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 11:15:56 BoogieIcfgContainer [2020-09-21 11:15:56,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 11:15:56,113 INFO L168 Benchmark]: Toolchain (without parser) took 25050.16 ms. Allocated memory was 140.5 MB in the beginning and 531.1 MB in the end (delta: 390.6 MB). Free memory was 102.9 MB in the beginning and 458.8 MB in the end (delta: -355.9 MB). Peak memory consumption was 366.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:56,114 INFO L168 Benchmark]: CDTParser took 1.08 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:15:56,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.96 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 102.3 MB in the beginning and 170.7 MB in the end (delta: -68.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:56,116 INFO L168 Benchmark]: Boogie Preprocessor took 92.07 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:56,116 INFO L168 Benchmark]: RCFGBuilder took 1279.83 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 166.6 MB in the beginning and 194.7 MB in the end (delta: -28.1 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:56,117 INFO L168 Benchmark]: TraceAbstraction took 22827.77 ms. Allocated memory was 237.0 MB in the beginning and 531.1 MB in the end (delta: 294.1 MB). Free memory was 193.2 MB in the beginning and 458.8 MB in the end (delta: -265.6 MB). Peak memory consumption was 360.5 MB. Max. memory is 7.1 GB. [2020-09-21 11:15:56,121 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 835.96 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 102.3 MB in the beginning and 170.7 MB in the end (delta: -68.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.07 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 166.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1279.83 ms. Allocated memory was 202.9 MB in the beginning and 237.0 MB in the end (delta: 34.1 MB). Free memory was 166.6 MB in the beginning and 194.7 MB in the end (delta: -28.1 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22827.77 ms. Allocated memory was 237.0 MB in the beginning and 531.1 MB in the end (delta: 294.1 MB). Free memory was 193.2 MB in the beginning and 458.8 MB in the end (delta: -265.6 MB). Peak memory consumption was 360.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 787]: 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: 803]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 433 SDtfs, 584 SDslu, 212 SDs, 0 SdLazy, 789 SolverSat, 413 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 94 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 88 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 249 PreInvPairs, 269 NumberOfFragments, 762 HoareAnnotationTreeSize, 249 FomulaSimplifications, 10532 FormulaSimplificationTreeSizeReduction, 7.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 5351 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 77128 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...