/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:33:31,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:33:31,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:33:31,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:33:31,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:33:31,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:33:31,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:33:31,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:33:31,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:33:31,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:33:31,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:33:31,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:33:31,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:33:31,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:33:31,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:33:31,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:33:31,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:33:31,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:33:31,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:33:31,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:33:31,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:33:31,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:33:31,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:33:31,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:33:31,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:33:31,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:33:31,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:33:31,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:33:31,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:33:31,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:33:31,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:33:31,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:33:31,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:33:31,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:33:31,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:33:31,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:33:31,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:33:31,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:33:31,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:33:31,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:33:31,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:33:31,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 01:33:31,570 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:33:31,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:33:31,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:33:31,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:33:31,572 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:33:31,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:33:31,573 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:33:31,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:33:31,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:33:31,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:33:31,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:33:31,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:33:31,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:33:31,574 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:33:31,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:33:31,574 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:33:31,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:33:31,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:33:31,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:33:31,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:33:31,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:33:31,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:33:31,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:33:31,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:33:31,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:33:31,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:33:31,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:33:31,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:33:31,577 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:33:31,577 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.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:33:31,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:33:31,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:33:31,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:33:31,917 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:33:31,917 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:33:31,918 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-10-15 01:33:31,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c7e81c2e/17c1bd762af647c4a62a80750f7ba0cf/FLAG9a817db5e [2020-10-15 01:33:32,562 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:33:32,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-10-15 01:33:32,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c7e81c2e/17c1bd762af647c4a62a80750f7ba0cf/FLAG9a817db5e [2020-10-15 01:33:32,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c7e81c2e/17c1bd762af647c4a62a80750f7ba0cf [2020-10-15 01:33:32,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:33:32,845 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:33:32,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:33:32,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:33:32,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:33:32,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:33:32" (1/1) ... [2020-10-15 01:33:32,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a47163c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:32, skipping insertion in model container [2020-10-15 01:33:32,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:33:32" (1/1) ... [2020-10-15 01:33:32,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:33:32,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:33:33,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:33:33,379 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:33:33,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:33:33,541 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:33:33,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33 WrapperNode [2020-10-15 01:33:33,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:33:33,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:33:33,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:33:33,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:33:33,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... [2020-10-15 01:33:33,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... [2020-10-15 01:33:33,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... [2020-10-15 01:33:33,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... [2020-10-15 01:33:33,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... [2020-10-15 01:33:33,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... [2020-10-15 01:33:33,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... [2020-10-15 01:33:33,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:33:33,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:33:33,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:33:33,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:33:33,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:33:33,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:33:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:33:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:33:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:33:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:33:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:33:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:33:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:33:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:33:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:33:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:33:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:33:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:33:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:33:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:33:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:33:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:33:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:33:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:33:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:33:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:33:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:33:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:33:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:33:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:33:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:33:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:33:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:33:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:33:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:33:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:33:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:33:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:33:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:33:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:33:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:33:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:33:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:33:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:33:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:33:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:33:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:33:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:33:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:33:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:33:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:33:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:33:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:33:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:33:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:33:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:33:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:33:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:33:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:33:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:33:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:33:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:33:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 01:33:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:33:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:33:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:33:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:33:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:33:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:33:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:33:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:33:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:33:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:33:33,725 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:33:33,725 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:33:33,725 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:33:33,725 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:33:33,725 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:33:33,725 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:33:33,725 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:33:33,726 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:33:33,726 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:33:33,726 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:33:33,726 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:33:33,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:33:33,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:33:33,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:33:33,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:33:33,727 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:33:33,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:33:33,727 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:33:33,727 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:33:33,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:33:33,727 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:33:33,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:33:33,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:33:33,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:33:33,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:33:33,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:33:34,802 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:33:34,803 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:33:34,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:33:34 BoogieIcfgContainer [2020-10-15 01:33:34,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:33:34,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:33:34,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:33:34,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:33:34,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:33:32" (1/3) ... [2020-10-15 01:33:34,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519cd1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:33:34, skipping insertion in model container [2020-10-15 01:33:34,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:33:33" (2/3) ... [2020-10-15 01:33:34,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519cd1dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:33:34, skipping insertion in model container [2020-10-15 01:33:34,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:33:34" (3/3) ... [2020-10-15 01:33:34,817 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c [2020-10-15 01:33:34,827 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:33:34,835 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:33:34,849 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:33:34,871 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:33:34,872 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:33:34,872 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:33:34,872 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:33:34,872 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:33:34,873 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:33:34,873 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:33:34,873 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:33:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-15 01:33:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-15 01:33:34,906 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:33:34,908 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:33:34,908 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:33:34,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:33:34,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1417441614, now seen corresponding path program 1 times [2020-10-15 01:33:34,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:33:34,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2074959932] [2020-10-15 01:33:34,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:33:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:35,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:35,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:36,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:36,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:37,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:40,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:40,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-15 01:33:40,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:33:40,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-15 01:33:40,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:40,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:40,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:33:40,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:40,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:33:40,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 13 [2020-10-15 01:33:40,913 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:40,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:33:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:40,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:41,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:41,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:41,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:41,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-15 01:33:41,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:41,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:41,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:41,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:41,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:33:41,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:41,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:33:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:41,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:41,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:41,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:41,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:41,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:41,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:41,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:41,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:41,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:41,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:41,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:41,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:33:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:41,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:41,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:41,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:41,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:41,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:41,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:41,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:41,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:41,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:41,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:41,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:41,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:41,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:41,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:41,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:41,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:41,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:41,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:41,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:41,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:41,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:41,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:41,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:41,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:33:41,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:41,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:41,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:41,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:41,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:41,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:41,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:41,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:41,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:41,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:41,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:33:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:41,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:41,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:41,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:41,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:41,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:33:41,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:41,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:41,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:33:41,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:41,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:41,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:41,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:33:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:41,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:41,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:41,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:41,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:41,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:41,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:41,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:41,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:41,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:41,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:41,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:33:41,145 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2074959932] [2020-10-15 01:33:41,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:33:41,148 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:33:41,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224376706] [2020-10-15 01:33:41,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:33:41,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:33:41,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:33:41,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:33:41,171 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 7 states. [2020-10-15 01:33:41,723 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:42,746 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:33:43,107 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:43,391 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:43,929 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:33:44,360 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:33:46,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:33:46,106 INFO L93 Difference]: Finished difference Result 449 states and 596 transitions. [2020-10-15 01:33:46,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:33:46,113 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2020-10-15 01:33:46,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:33:46,130 INFO L225 Difference]: With dead ends: 449 [2020-10-15 01:33:46,130 INFO L226 Difference]: Without dead ends: 277 [2020-10-15 01:33:46,136 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:33:46,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2020-10-15 01:33:46,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 226. [2020-10-15 01:33:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-15 01:33:46,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 270 transitions. [2020-10-15 01:33:46,262 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 270 transitions. Word has length 46 [2020-10-15 01:33:46,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:33:46,263 INFO L479 AbstractCegarLoop]: Abstraction has 226 states and 270 transitions. [2020-10-15 01:33:46,263 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:33:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 270 transitions. [2020-10-15 01:33:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-15 01:33:46,267 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:33:46,268 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:33:46,268 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:33:46,268 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:33:46,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:33:46,269 INFO L82 PathProgramCache]: Analyzing trace with hash -688338164, now seen corresponding path program 1 times [2020-10-15 01:33:46,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:33:46,269 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [526351844] [2020-10-15 01:33:46,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:33:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:46,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:46,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:47,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:48,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:48,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-15 01:33:48,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:33:48,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2272 [2020-10-15 01:33:48,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:48,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:33:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 01:33:48,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,019 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:49,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:33:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:49,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-15 01:33:49,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:49,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:33:49,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:33:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:49,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:49,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:49,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:33:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:49,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:49,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:49,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:49,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:49,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:49,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:49,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:33:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:49,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:49,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:49,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:49,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:33:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:49,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:49,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:49,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:49,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:33:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:49,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:49,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:49,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:49,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 01:33:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:49,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:49,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:49,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:49,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:49,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:33:49,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:49,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:49,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:33:49,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:49,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:49,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:33:49,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [526351844] [2020-10-15 01:33:49,215 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:33:49,215 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:33:49,216 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324260686] [2020-10-15 01:33:49,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:33:49,218 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:33:49,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:33:49,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:33:49,218 INFO L87 Difference]: Start difference. First operand 226 states and 270 transitions. Second operand 8 states. [2020-10-15 01:33:49,726 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:33:50,777 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:33:51,105 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:51,393 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:33:52,558 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:33:52,885 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:33:53,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:33:53,777 INFO L93 Difference]: Finished difference Result 646 states and 850 transitions. [2020-10-15 01:33:53,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 01:33:53,778 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-10-15 01:33:53,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:33:53,786 INFO L225 Difference]: With dead ends: 646 [2020-10-15 01:33:53,786 INFO L226 Difference]: Without dead ends: 444 [2020-10-15 01:33:53,789 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:33:53,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2020-10-15 01:33:53,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 381. [2020-10-15 01:33:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-10-15 01:33:53,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 473 transitions. [2020-10-15 01:33:53,886 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 473 transitions. Word has length 56 [2020-10-15 01:33:53,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:33:53,887 INFO L479 AbstractCegarLoop]: Abstraction has 381 states and 473 transitions. [2020-10-15 01:33:53,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:33:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 473 transitions. [2020-10-15 01:33:53,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-15 01:33:53,892 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:33:53,893 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:33:53,893 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:33:53,893 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:33:53,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:33:53,894 INFO L82 PathProgramCache]: Analyzing trace with hash -1098775200, now seen corresponding path program 1 times [2020-10-15 01:33:53,894 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:33:53,894 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1482142109] [2020-10-15 01:33:53,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:33:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:53,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:53,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:55,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:57,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:57,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-15 01:33:57,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:33:57,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3928 [2020-10-15 01:33:57,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:57,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:57,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:33:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-15 01:33:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:33:57,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,207 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:33:58,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:33:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:58,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-15 01:33:58,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:58,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:33:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:58,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:58,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:33:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:58,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:58,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:58,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:58,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:58,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:33:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:33:58,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:58,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:33:58,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:33:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:58,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:58,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:58,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:33:58,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:33:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:33:58,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:33:58,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-15 01:33:58,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:33:58,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-15 01:33:58,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:33:58,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:58,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:33:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:33:58,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:33:58,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-10-15 01:33:58,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:33:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 01:33:58,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:33:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:33:58,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:33:58,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:58,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:33:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:33:58,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:58,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:33:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:33:58,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:33:58,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:33:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:33:58,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:33:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:33:58,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:33:58,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:33:58,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:33:58,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:33:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:58,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:58,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:33:58,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:33:58,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:33:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:58,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:33:58,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:33:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:33:58,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:33:58,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:33:58,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 01:33:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:58,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:33:58,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:58,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:58,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 01:33:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:33:58,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:33:58,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:33:58,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:33:58,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:33:58,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:33:58,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:33:58,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:33:58,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:33:58,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:33:58,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:33:58,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:33:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:33:58,929 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1482142109] [2020-10-15 01:33:58,929 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:33:58,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:33:58,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823372163] [2020-10-15 01:33:58,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:33:58,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:33:58,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:33:58,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:33:58,934 INFO L87 Difference]: Start difference. First operand 381 states and 473 transitions. Second operand 12 states. [2020-10-15 01:33:59,517 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:00,339 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:00,790 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:01,173 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:02,499 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:02,758 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:03,047 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:34:04,118 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:04,379 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:04,891 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-15 01:34:05,400 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-15 01:34:06,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:34:06,277 INFO L93 Difference]: Finished difference Result 842 states and 1113 transitions. [2020-10-15 01:34:06,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 01:34:06,278 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2020-10-15 01:34:06,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:34:06,283 INFO L225 Difference]: With dead ends: 842 [2020-10-15 01:34:06,283 INFO L226 Difference]: Without dead ends: 463 [2020-10-15 01:34:06,285 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2020-10-15 01:34:06,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2020-10-15 01:34:06,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 359. [2020-10-15 01:34:06,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2020-10-15 01:34:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 430 transitions. [2020-10-15 01:34:06,368 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 430 transitions. Word has length 99 [2020-10-15 01:34:06,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:34:06,369 INFO L479 AbstractCegarLoop]: Abstraction has 359 states and 430 transitions. [2020-10-15 01:34:06,369 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:34:06,369 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 430 transitions. [2020-10-15 01:34:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-15 01:34:06,373 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:34:06,373 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:34:06,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:34:06,374 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:34:06,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:34:06,374 INFO L82 PathProgramCache]: Analyzing trace with hash -836072941, now seen corresponding path program 1 times [2020-10-15 01:34:06,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:34:06,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [857756293] [2020-10-15 01:34:06,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:34:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:06,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:06,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:06,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:09,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:09,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-15 01:34:09,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:34:09,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3225 [2020-10-15 01:34:09,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:09,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:34:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:09,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-10-15 01:34:09,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:09,997 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:34:09,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:34:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-15 01:34:10,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:34:10,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:34:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:10,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:10,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:34:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:10,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:10,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:10,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:10,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:34:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:10,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:10,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:10,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:34:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:10,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:10,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:10,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:34:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:34:10,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:34:10,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 01:34:10,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 01:34:10,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:34:10,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:34:10,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 01:34:10,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:34:10,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:34:10,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:34:10,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:34:10,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 01:34:10,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:34:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:34:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:34:10,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:34:10,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:34:10,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:34:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:34:10,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:34:10,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:34:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:34:10,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:34:10,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:34:10,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:34:10,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:34:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:34:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:34:10,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:10,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 01:34:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:10,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:10,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:10,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 01:34:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:10,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:10,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:10,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:10,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:10,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 01:34:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:10,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:10,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 01:34:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:10,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:10,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:10,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:10,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:10,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:10,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:10,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:10,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:10,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:10,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:10,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-15 01:34:10,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [857756293] [2020-10-15 01:34:10,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:34:10,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:34:10,548 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924376534] [2020-10-15 01:34:10,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:34:10,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:34:10,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:34:10,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:34:10,551 INFO L87 Difference]: Start difference. First operand 359 states and 430 transitions. Second operand 12 states. [2020-10-15 01:34:11,316 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:12,236 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:34:12,526 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:34:12,847 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:34:13,151 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:34:15,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:34:15,195 INFO L93 Difference]: Finished difference Result 926 states and 1303 transitions. [2020-10-15 01:34:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 01:34:15,196 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 127 [2020-10-15 01:34:15,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:34:15,202 INFO L225 Difference]: With dead ends: 926 [2020-10-15 01:34:15,203 INFO L226 Difference]: Without dead ends: 591 [2020-10-15 01:34:15,205 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2020-10-15 01:34:15,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2020-10-15 01:34:15,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 369. [2020-10-15 01:34:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2020-10-15 01:34:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 434 transitions. [2020-10-15 01:34:15,292 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 434 transitions. Word has length 127 [2020-10-15 01:34:15,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:34:15,292 INFO L479 AbstractCegarLoop]: Abstraction has 369 states and 434 transitions. [2020-10-15 01:34:15,292 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:34:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 434 transitions. [2020-10-15 01:34:15,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-15 01:34:15,296 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:34:15,296 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:34:15,296 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:34:15,296 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:34:15,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:34:15,297 INFO L82 PathProgramCache]: Analyzing trace with hash 832511149, now seen corresponding path program 1 times [2020-10-15 01:34:15,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:34:15,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1735680217] [2020-10-15 01:34:15,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:34:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:15,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:15,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:16,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:17,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:17,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-15 01:34:17,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:34:17,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2579 [2020-10-15 01:34:17,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:17,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:17,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:34:17,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-15 01:34:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:34:17,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,151 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:34:18,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:34:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 01:34:18,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:34:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:18,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:18,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:34:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:18,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:34:18,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:34:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:34:18,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:34:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:18,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:34:18,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:34:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 01:34:18,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:34:18,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 01:34:18,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:34:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 01:34:18,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:18,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:34:18,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:34:18,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:34:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:34:18,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:18,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:34:18,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 01:34:18,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:34:18,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:34:18,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:18,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:34:18,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:34:18,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:34:18,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:34:18,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:18,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:34:18,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:34:18,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:34:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:18,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:34:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:34:18,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:34:18,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:34:18,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:34:18,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:18,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:18,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:34:18,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:18,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:34:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:34:18,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:18,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-15 01:34:18,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:34:18,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 01:34:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:18,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:18,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:34:18,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 01:34:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:18,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:18,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:34:18,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 01:34:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:34:18,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:34:18,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:34:18,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:34:18,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:34:18,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:34:18,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:34:18,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:34:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:34:18,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:34:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:18,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:34:18,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:34:18,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:34:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:34:18,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:34:18,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:34:18,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:34:18,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:34:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:34:18,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:34:18,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:34:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:34:18,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-15 01:34:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:34:18,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:18,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-15 01:34:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:34:18,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:34:18,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:34:18,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:34:18,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:34:18,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:34:18,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:34:18,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:34:18,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:34:18,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:34:18,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:34:18,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:34:18,708 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-15 01:34:18,709 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1735680217] [2020-10-15 01:34:18,709 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:34:18,709 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-15 01:34:18,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636863316] [2020-10-15 01:34:18,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 01:34:18,711 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:34:18,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 01:34:18,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-10-15 01:34:18,712 INFO L87 Difference]: Start difference. First operand 369 states and 434 transitions. Second operand 17 states. [2020-10-15 01:34:19,382 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:20,242 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:34:20,762 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:34:21,079 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:34:21,377 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:34:21,656 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:21,983 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:22,302 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:22,888 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:23,268 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:23,601 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:23,905 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:24,277 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:24,582 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:34:25,868 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-15 01:34:26,417 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-15 01:34:27,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:34:27,990 INFO L93 Difference]: Finished difference Result 888 states and 1239 transitions. [2020-10-15 01:34:27,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-15 01:34:27,990 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 151 [2020-10-15 01:34:27,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:34:27,992 INFO L225 Difference]: With dead ends: 888 [2020-10-15 01:34:27,992 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:34:27,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 561 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=439, Invalid=1817, Unknown=0, NotChecked=0, Total=2256 [2020-10-15 01:34:27,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:34:27,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:34:27,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:34:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:34:27,997 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 151 [2020-10-15 01:34:27,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:34:27,997 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:34:27,998 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-15 01:34:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:34:27,998 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:34:27,998 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:34:28,000 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:34:29,580 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 28 [2020-10-15 01:34:30,800 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 214 [2020-10-15 01:34:32,935 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 14 [2020-10-15 01:34:33,535 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 16 [2020-10-15 01:34:34,148 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-15 01:34:34,343 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-15 01:34:34,550 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:34,773 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-15 01:34:35,410 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-15 01:34:36,034 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 27 [2020-10-15 01:34:36,651 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-15 01:34:36,892 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-15 01:34:37,099 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:37,648 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 15 [2020-10-15 01:34:37,875 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:34:38,587 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-15 01:34:39,325 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 23 [2020-10-15 01:34:39,931 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-15 01:34:40,149 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-15 01:34:40,742 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2020-10-15 01:34:40,944 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-15 01:34:41,168 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 19 [2020-10-15 01:34:41,273 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 19 [2020-10-15 01:34:41,848 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-15 01:34:42,450 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 18 [2020-10-15 01:34:42,670 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-10-15 01:34:43,212 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 16 [2020-10-15 01:34:43,415 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:43,609 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-15 01:34:43,808 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:44,002 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:44,184 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-15 01:34:44,658 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 27 [2020-10-15 01:34:44,842 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-15 01:34:45,049 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:45,671 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-15 01:34:46,308 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 18 [2020-10-15 01:34:46,844 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-15 01:34:47,109 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-15 01:34:47,327 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 15 [2020-10-15 01:34:48,015 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 25 [2020-10-15 01:34:48,606 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 16 [2020-10-15 01:34:48,796 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 15 [2020-10-15 01:34:48,994 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-15 01:34:49,529 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-15 01:34:49,766 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:50,060 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-10-15 01:34:50,190 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 22 [2020-10-15 01:34:50,761 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2020-10-15 01:34:50,766 INFO L268 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2020-10-15 01:34:50,766 INFO L268 CegarLoopResult]: For program point L671-1(lines 671 675) no Hoare annotation was computed. [2020-10-15 01:34:50,766 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-10-15 01:34:50,767 INFO L268 CegarLoopResult]: For program point L665-2(lines 665 686) no Hoare annotation was computed. [2020-10-15 01:34:50,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 640 695) no Hoare annotation was computed. [2020-10-15 01:34:50,767 INFO L268 CegarLoopResult]: For program point L687(lines 664 688) no Hoare annotation was computed. [2020-10-15 01:34:50,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 640 695) no Hoare annotation was computed. [2020-10-15 01:34:50,767 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 640 695) no Hoare annotation was computed. [2020-10-15 01:34:50,767 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point L728-1(lines 728 732) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 696 755) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point L722-2(lines 722 747) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 696 755) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point L748(lines 721 749) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 696 755) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-10-15 01:34:50,768 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-10-15 01:34:50,769 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 441 447) the Hoare annotation is: true [2020-10-15 01:34:50,769 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 441 447) no Hoare annotation was computed. [2020-10-15 01:34:50,769 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 448 456) no Hoare annotation was computed. [2020-10-15 01:34:50,769 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 448 456) the Hoare annotation is: true [2020-10-15 01:34:50,769 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 448 456) no Hoare annotation was computed. [2020-10-15 01:34:50,769 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,770 INFO L264 CegarLoopResult]: At program point L411(line 411) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,770 INFO L264 CegarLoopResult]: At program point L411-1(line 411) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,770 INFO L268 CegarLoopResult]: For program point L409(lines 409 416) no Hoare annotation was computed. [2020-10-15 01:34:50,770 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2020-10-15 01:34:50,770 INFO L268 CegarLoopResult]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2020-10-15 01:34:50,770 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-15 01:34:50,770 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,770 INFO L264 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,771 INFO L264 CegarLoopResult]: At program point L405-1(line 405) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 355 378) no Hoare annotation was computed. [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 355 378) no Hoare annotation was computed. [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 355 378) no Hoare annotation was computed. [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-15 01:34:50,771 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-15 01:34:50,772 INFO L268 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-10-15 01:34:50,773 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-15 01:34:50,773 INFO L268 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-10-15 01:34:50,773 INFO L268 CegarLoopResult]: For program point L162-1(line 162) no Hoare annotation was computed. [2020-10-15 01:34:50,773 INFO L268 CegarLoopResult]: For program point L160(lines 160 177) no Hoare annotation was computed. [2020-10-15 01:34:50,773 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 156 180) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:34:50,773 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2020-10-15 01:34:50,773 INFO L268 CegarLoopResult]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2020-10-15 01:34:50,773 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 156 180) no Hoare annotation was computed. [2020-10-15 01:34:50,774 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (<= processEnvironment__wrappee__methaneQuery_~tmp~1 0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (< 0 (+ processEnvironment__wrappee__methaneQuery_~tmp~1 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1 .cse2) .cse3 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:34:50,774 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:34:50,774 INFO L268 CegarLoopResult]: For program point L164(lines 164 172) no Hoare annotation was computed. [2020-10-15 01:34:50,774 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) (and .cse0 (= ~pumpRunning~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:34:50,774 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2020-10-15 01:34:50,774 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2020-10-15 01:34:50,774 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point L279-2(lines 279 287) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 260 295) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point L267(lines 267 275) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point L267-2(lines 267 275) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 260 295) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 260 295) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-10-15 01:34:50,775 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 434 440) no Hoare annotation was computed. [2020-10-15 01:34:50,776 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 434 440) the Hoare annotation is: true [2020-10-15 01:34:50,776 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 594 639) no Hoare annotation was computed. [2020-10-15 01:34:50,776 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 594 639) no Hoare annotation was computed. [2020-10-15 01:34:50,776 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 594 639) no Hoare annotation was computed. [2020-10-15 01:34:50,776 INFO L268 CegarLoopResult]: For program point L927(lines 927 934) no Hoare annotation was computed. [2020-10-15 01:34:50,776 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 907 952) no Hoare annotation was computed. [2020-10-15 01:34:50,776 INFO L268 CegarLoopResult]: For program point L921(lines 921 941) no Hoare annotation was computed. [2020-10-15 01:34:50,776 INFO L268 CegarLoopResult]: For program point L921-1(lines 921 941) no Hoare annotation was computed. [2020-10-15 01:34:50,777 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 907 952) no Hoare annotation was computed. [2020-10-15 01:34:50,777 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 907 952) no Hoare annotation was computed. [2020-10-15 01:34:50,778 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 386 395) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,778 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 386 395) no Hoare annotation was computed. [2020-10-15 01:34:50,778 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 386 395) no Hoare annotation was computed. [2020-10-15 01:34:50,778 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2020-10-15 01:34:50,779 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2020-10-15 01:34:50,779 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2020-10-15 01:34:50,779 INFO L271 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: true [2020-10-15 01:34:50,779 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-10-15 01:34:50,779 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-15 01:34:50,779 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2020-10-15 01:34:50,779 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2020-10-15 01:34:50,779 INFO L268 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-10-15 01:34:50,780 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 573 586) no Hoare annotation was computed. [2020-10-15 01:34:50,780 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 573 586) the Hoare annotation is: true [2020-10-15 01:34:50,780 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 573 586) no Hoare annotation was computed. [2020-10-15 01:34:50,780 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1) (or .cse4 .cse1 .cse2) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) .cse3) .cse4 .cse1))) [2020-10-15 01:34:50,780 INFO L268 CegarLoopResult]: For program point L190(lines 190 198) no Hoare annotation was computed. [2020-10-15 01:34:50,780 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1) (or .cse0 .cse4 .cse1) (or .cse3 .cse1 .cse2))) [2020-10-15 01:34:50,780 INFO L268 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-10-15 01:34:50,780 INFO L268 CegarLoopResult]: For program point L186(lines 186 203) no Hoare annotation was computed. [2020-10-15 01:34:50,780 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 182 206) no Hoare annotation was computed. [2020-10-15 01:34:50,781 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 182 206) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-15 01:34:50,781 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-15 01:34:50,781 INFO L268 CegarLoopResult]: For program point L201-1(lines 182 206) no Hoare annotation was computed. [2020-10-15 01:34:50,781 INFO L264 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-15 01:34:50,781 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2020-10-15 01:34:50,781 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2020-10-15 01:34:50,781 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:34:50,781 INFO L268 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-10-15 01:34:50,781 INFO L264 CegarLoopResult]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse0))) [2020-10-15 01:34:50,781 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-10-15 01:34:50,782 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~methaneLevelCritical~0 1) .cse0))) [2020-10-15 01:34:50,782 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-10-15 01:34:50,782 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-10-15 01:34:50,782 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:34:50,782 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-15 01:34:50,782 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-15 01:34:50,782 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:34:50,782 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0 (= ~pumpRunning~0 0)) (and (= ~methaneLevelCritical~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0))) [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 861 906) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 861 906) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point L881(lines 881 888) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 861 906) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point L875(lines 875 895) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 895) no Hoare annotation was computed. [2020-10-15 01:34:50,783 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 207 214) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 207 214) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 207 214) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 541 563) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 541 563) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point L549(lines 549 557) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 541 563) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point L549-2(lines 549 557) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 424 433) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 424 433) no Hoare annotation was computed. [2020-10-15 01:34:50,784 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 424 433) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 758 860) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point L828(lines 806 829) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point L787(lines 787 803) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point L847(lines 847 854) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point L808(lines 807 827) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point L839-1(line 839) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 758 860) no Hoare annotation was computed. [2020-10-15 01:34:50,785 INFO L268 CegarLoopResult]: For program point L804(lines 804 845) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 758 860) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point L846(lines 846 857) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point L809(lines 809 813) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point L807-2(lines 807 827) no Hoare annotation was computed. [2020-10-15 01:34:50,786 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:34:50,787 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:34:50,787 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:34:50,787 INFO L268 CegarLoopResult]: For program point L226-1(lines 215 231) no Hoare annotation was computed. [2020-10-15 01:34:50,787 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-10-15 01:34:50,787 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-15 01:34:50,787 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 215 231) no Hoare annotation was computed. [2020-10-15 01:34:50,788 INFO L268 CegarLoopResult]: For program point L220-1(line 220) no Hoare annotation was computed. [2020-10-15 01:34:50,788 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 215 231) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-15 01:34:50,788 INFO L264 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1))) [2020-10-15 01:34:50,788 INFO L268 CegarLoopResult]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-10-15 01:34:50,788 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2020-10-15 01:34:50,788 INFO L271 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: true [2020-10-15 01:34:50,788 INFO L268 CegarLoopResult]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2020-10-15 01:34:50,789 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-15 01:34:50,789 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2020-10-15 01:34:50,789 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2020-10-15 01:34:50,789 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 564 572) no Hoare annotation was computed. [2020-10-15 01:34:50,789 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 564 572) no Hoare annotation was computed. [2020-10-15 01:34:50,789 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 564 572) no Hoare annotation was computed. [2020-10-15 01:34:50,789 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 520 531) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= ~pumpRunning~0 0)) .cse0 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-15 01:34:50,789 INFO L268 CegarLoopResult]: For program point L524-1(lines 520 531) no Hoare annotation was computed. [2020-10-15 01:34:50,789 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 520 531) no Hoare annotation was computed. [2020-10-15 01:34:50,790 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:34:50,790 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:34:50,790 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:34:50,790 INFO L268 CegarLoopResult]: For program point L128(lines 127 146) no Hoare annotation was computed. [2020-10-15 01:34:50,790 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 1 ~systemActive~0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:34:50,790 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2020-10-15 01:34:50,790 INFO L264 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse3 .cse0 .cse2 .cse4) (or (and .cse3 .cse1) (not (<= 1 ~methaneLevelCritical~0)) .cse4))) [2020-10-15 01:34:50,790 INFO L264 CegarLoopResult]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (= ~pumpRunning~0 0)) (or (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) .cse2))) [2020-10-15 01:34:50,791 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2020-10-15 01:34:50,791 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse3 .cse0))) [2020-10-15 01:34:50,791 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2020-10-15 01:34:50,791 INFO L271 CegarLoopResult]: At program point L350(lines 325 354) the Hoare annotation is: true [2020-10-15 01:34:50,791 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:34:50,791 INFO L268 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-10-15 01:34:50,791 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-10-15 01:34:50,792 INFO L264 CegarLoopResult]: At program point L339-1(lines 339 343) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:34:50,792 INFO L268 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-10-15 01:34:50,792 INFO L264 CegarLoopResult]: At program point L335-2(lines 335 349) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:34:50,792 INFO L264 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-15 01:34:50,792 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-10-15 01:34:50,792 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 532 540) the Hoare annotation is: true [2020-10-15 01:34:50,792 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 532 540) no Hoare annotation was computed. [2020-10-15 01:34:50,792 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 532 540) no Hoare annotation was computed. [2020-10-15 01:34:50,793 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 496 507) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-15 01:34:50,793 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 496 507) no Hoare annotation was computed. [2020-10-15 01:34:50,793 INFO L268 CegarLoopResult]: For program point L500-1(lines 496 507) no Hoare annotation was computed. [2020-10-15 01:34:50,793 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2020-10-15 01:34:50,793 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2020-10-15 01:34:50,793 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:34:50,793 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:34:50,793 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:34:50,793 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:34:50,794 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2020-10-15 01:34:50,794 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (= 1 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-15 01:34:50,794 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2020-10-15 01:34:50,794 INFO L268 CegarLoopResult]: For program point L512-1(lines 508 519) no Hoare annotation was computed. [2020-10-15 01:34:50,794 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 508 519) no Hoare annotation was computed. [2020-10-15 01:34:50,794 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 508 519) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-15 01:34:50,794 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 458 465) no Hoare annotation was computed. [2020-10-15 01:34:50,795 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2020-10-15 01:34:50,795 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 458 465) the Hoare annotation is: true [2020-10-15 01:34:50,795 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 458 465) no Hoare annotation was computed. [2020-10-15 01:34:50,795 INFO L264 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-15 01:34:50,795 INFO L268 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-10-15 01:34:50,795 INFO L264 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-15 01:34:50,795 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 467 491) the Hoare annotation is: true [2020-10-15 01:34:50,795 INFO L268 CegarLoopResult]: For program point L477-1(line 477) no Hoare annotation was computed. [2020-10-15 01:34:50,796 INFO L268 CegarLoopResult]: For program point L475(lines 475 488) no Hoare annotation was computed. [2020-10-15 01:34:50,796 INFO L268 CegarLoopResult]: For program point L475-1(lines 467 491) no Hoare annotation was computed. [2020-10-15 01:34:50,796 INFO L271 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: true [2020-10-15 01:34:50,796 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-10-15 01:34:50,796 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 467 491) no Hoare annotation was computed. [2020-10-15 01:34:50,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:34:50 BoogieIcfgContainer [2020-10-15 01:34:50,815 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:34:50,817 INFO L168 Benchmark]: Toolchain (without parser) took 77971.63 ms. Allocated memory was 146.3 MB in the beginning and 952.1 MB in the end (delta: 805.8 MB). Free memory was 101.4 MB in the beginning and 348.1 MB in the end (delta: -246.8 MB). Peak memory consumption was 829.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:34:50,818 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:34:50,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.11 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 168.4 MB in the end (delta: -67.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2020-10-15 01:34:50,820 INFO L168 Benchmark]: Boogie Preprocessor took 90.99 ms. Allocated memory is still 202.9 MB. Free memory was 168.4 MB in the beginning and 164.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:34:50,820 INFO L168 Benchmark]: RCFGBuilder took 1174.11 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 164.5 MB in the beginning and 192.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:34:50,821 INFO L168 Benchmark]: TraceAbstraction took 76005.77 ms. Allocated memory was 235.9 MB in the beginning and 952.1 MB in the end (delta: 716.2 MB). Free memory was 192.7 MB in the beginning and 348.1 MB in the end (delta: -155.4 MB). Peak memory consumption was 831.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:34:50,825 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.11 ms. Allocated memory was 146.3 MB in the beginning and 202.9 MB in the end (delta: 56.6 MB). Free memory was 101.4 MB in the beginning and 168.4 MB in the end (delta: -67.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.99 ms. Allocated memory is still 202.9 MB. Free memory was 168.4 MB in the beginning and 164.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1174.11 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 164.5 MB in the beginning and 192.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 76005.77 ms. Allocated memory was 235.9 MB in the beginning and 952.1 MB in the end (delta: 716.2 MB). Free memory was 192.7 MB in the beginning and 348.1 MB in the end (delta: -155.4 MB). Peak memory consumption was 831.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: 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: 54]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || methaneLevelCritical == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || ((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0)) || (methaneLevelCritical == 0 && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 53.1s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 30.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 22.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 743 SDtfs, 2622 SDslu, 1205 SDs, 0 SdLazy, 7064 SolverSat, 1987 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 303 GetRequests, 182 SyntacticMatches, 1 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 844 ImplicationChecksByTransitivity, 15.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=381occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 440 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 981 PreInvPairs, 1249 NumberOfFragments, 1534 HoareAnnotationTreeSize, 981 FomulaSimplifications, 1599920 FormulaSimplificationTreeSizeReduction, 4.7s HoareSimplificationTime, 62 FomulaSimplificationsInter, 23609 FormulaSimplificationTreeSizeReductionInter, 17.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 21.2s InterpolantComputationTime, 479 NumberOfCodeBlocks, 479 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 474 ConstructedInterpolants, 0 QuantifiedInterpolants, 179482 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 68/78 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...