/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_spec5_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:52:31,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:52:31,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:52:31,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:52:31,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:52:31,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:52:31,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:52:31,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:52:31,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:52:31,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:52:31,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:52:31,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:52:31,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:52:31,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:52:31,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:52:31,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:52:31,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:52:31,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:52:31,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:52:31,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:52:31,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:52:31,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:52:31,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:52:31,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:52:31,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:52:31,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:52:31,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:52:31,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:52:31,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:52:31,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:52:31,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:52:31,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:52:31,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:52:31,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:52:31,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:52:31,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:52:31,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:52:31,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:52:31,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:52:31,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:52:31,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:52:31,482 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 01:52:31,507 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:52:31,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:52:31,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:52:31,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:52:31,509 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:52:31,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:52:31,510 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:52:31,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:52:31,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:52:31,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:52:31,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:52:31,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:52:31,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:52:31,511 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:52:31,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:52:31,511 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:52:31,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:52:31,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:52:31,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:52:31,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:52:31,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:52:31,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:52:31,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:52:31,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:52:31,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:52:31,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:52:31,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:52:31,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:52:31,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:52:31,514 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 01:52:31,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:52:31,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:52:31,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:52:31,845 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:52:31,846 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:52:31,846 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2020-10-15 01:52:31,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6196dd0bb/d5fd8c975b8a434ebc02e16afbbef8f8/FLAGae7c05090 [2020-10-15 01:52:32,435 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:52:32,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2020-10-15 01:52:32,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6196dd0bb/d5fd8c975b8a434ebc02e16afbbef8f8/FLAGae7c05090 [2020-10-15 01:52:32,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6196dd0bb/d5fd8c975b8a434ebc02e16afbbef8f8 [2020-10-15 01:52:32,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:52:32,697 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:52:32,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:52:32,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:52:32,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:52:32,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:52:32" (1/1) ... [2020-10-15 01:52:32,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e175ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:32, skipping insertion in model container [2020-10-15 01:52:32,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:52:32" (1/1) ... [2020-10-15 01:52:32,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:52:32,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:52:33,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:52:33,178 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:52:33,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:52:33,291 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:52:33,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33 WrapperNode [2020-10-15 01:52:33,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:52:33,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:52:33,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:52:33,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:52:33,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (1/1) ... [2020-10-15 01:52:33,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (1/1) ... [2020-10-15 01:52:33,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (1/1) ... [2020-10-15 01:52:33,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (1/1) ... [2020-10-15 01:52:33,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (1/1) ... [2020-10-15 01:52:33,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (1/1) ... [2020-10-15 01:52:33,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (1/1) ... [2020-10-15 01:52:33,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:52:33,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:52:33,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:52:33,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:52:33,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (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 01:52:33,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:52:33,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:52:33,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:52:33,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:52:33,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:52:33,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:52:33,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:52:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:52:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:52:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:52:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:52:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:52:33,459 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:52:33,460 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:52:33,460 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:52:33,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:52:33,461 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:52:33,462 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:52:33,462 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:52:33,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:52:33,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:52:33,462 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:52:33,463 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:52:33,463 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:52:33,463 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:52:33,464 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:52:33,464 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:52:33,464 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:52:33,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:52:33,464 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:52:33,464 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:52:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:52:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:52:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:52:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:52:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:52:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-15 01:52:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-15 01:52:33,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-15 01:52:33,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:52:33,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:52:33,468 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:52:33,468 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:52:33,468 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:52:33,468 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:52:33,470 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:52:33,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:52:33,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:52:33,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:52:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:52:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:52:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:52:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:52:33,471 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:52:33,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:52:33,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:52:33,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:52:33,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:52:33,472 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:52:33,472 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:52:33,473 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:52:33,473 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:52:33,473 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:52:33,473 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:52:33,473 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:52:33,474 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:52:33,474 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:52:33,474 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:52:33,474 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:52:33,475 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:52:33,475 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:52:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:52:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-15 01:52:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-15 01:52:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:52:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:52:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:52:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:52:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:52:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:52:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:52:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:52:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:52:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:52:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-15 01:52:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:52:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:52:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:52:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:52:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:52:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:52:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:52:34,570 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:52:34,571 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:52:34,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:52:34 BoogieIcfgContainer [2020-10-15 01:52:34,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:52:34,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:52:34,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:52:34,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:52:34,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:52:32" (1/3) ... [2020-10-15 01:52:34,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ce6764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:52:34, skipping insertion in model container [2020-10-15 01:52:34,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:52:33" (2/3) ... [2020-10-15 01:52:34,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44ce6764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:52:34, skipping insertion in model container [2020-10-15 01:52:34,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:52:34" (3/3) ... [2020-10-15 01:52:34,585 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2020-10-15 01:52:34,595 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:52:34,603 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:52:34,617 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:52:34,642 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:52:34,642 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:52:34,643 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:52:34,643 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:52:34,643 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:52:34,643 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:52:34,643 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:52:34,643 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:52:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2020-10-15 01:52:34,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-15 01:52:34,680 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:52:34,682 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:52:34,682 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:52:34,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:52:34,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1965832149, now seen corresponding path program 1 times [2020-10-15 01:52:34,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:52:34,697 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1588396821] [2020-10-15 01:52:34,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:52:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:35,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:35,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:35,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:36,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:37,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:39,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:39,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-15 01:52:39,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:52:39,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4719 [2020-10-15 01:52:39,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:39,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:39,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:52:39,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:39,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-15 01:52:39,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 01:52:40,104 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:52:40,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:40,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-15 01:52:40,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:52:40,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:52:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:40,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:52:40,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:52:40,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:52:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:40,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:52:40,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:52:40,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:52:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:40,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:52:40,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:40,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:52:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:40,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:52:40,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:52:40,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:52:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:40,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:52:40,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:40,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:52:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:52:40,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:52:40,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:52:40,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:40,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:40,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:40,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:40,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:52:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:40,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:52:40,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:40,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:40,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:40,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 01:52:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:40,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:40,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:40,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:40,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:40,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:52:40,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:40,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:40,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:52:40,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:40,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-15 01:52:40,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:52:40,471 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1588396821] [2020-10-15 01:52:40,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:52:40,473 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:52:40,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511522115] [2020-10-15 01:52:40,479 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:52:40,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:52:40,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:52:40,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:52:40,497 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 8 states. [2020-10-15 01:52:41,170 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:52:42,164 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:52:43,080 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:52:43,386 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:52:43,765 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:52:44,008 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:52:44,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:52:44,337 INFO L93 Difference]: Finished difference Result 331 states and 445 transitions. [2020-10-15 01:52:44,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 01:52:44,341 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-10-15 01:52:44,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:52:44,357 INFO L225 Difference]: With dead ends: 331 [2020-10-15 01:52:44,357 INFO L226 Difference]: Without dead ends: 206 [2020-10-15 01:52:44,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:52:44,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2020-10-15 01:52:44,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 176. [2020-10-15 01:52:44,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2020-10-15 01:52:44,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 215 transitions. [2020-10-15 01:52:44,470 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 215 transitions. Word has length 59 [2020-10-15 01:52:44,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:52:44,470 INFO L479 AbstractCegarLoop]: Abstraction has 176 states and 215 transitions. [2020-10-15 01:52:44,470 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:52:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 215 transitions. [2020-10-15 01:52:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-15 01:52:44,475 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:52:44,475 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] [2020-10-15 01:52:44,476 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:52:44,476 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:52:44,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:52:44,476 INFO L82 PathProgramCache]: Analyzing trace with hash -363269934, now seen corresponding path program 1 times [2020-10-15 01:52:44,477 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:52:44,477 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1454151739] [2020-10-15 01:52:44,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:52:44,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:44,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:44,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-15 01:52:45,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:52:45,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 799 [2020-10-15 01:52:45,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:52:45,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-15 01:52:45,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:52:45,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,565 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:52:45,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:45,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 01:52:45,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:52:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:45,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:52:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:45,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:52:45,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:52:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:45,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:52:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:45,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:52:45,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:52:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:45,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:52:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:52:45,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:52:45,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:45,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-15 01:52:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:52:45,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:52:45,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:52:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:52:45,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:52:45,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:45,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:52:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:52:45,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:52:45,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:52:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:52:45,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:52:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:52:45,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:45,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:52:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:45,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:45,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-15 01:52:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:45,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:45,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-15 01:52:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:45,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:45,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:45,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:45,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:45,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:45,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:45,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:45,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:45,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:45,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:45,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:52:45,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1454151739] [2020-10-15 01:52:45,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:52:45,851 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:52:45,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529231150] [2020-10-15 01:52:45,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:52:45,854 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:52:45,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:52:45,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:52:45,855 INFO L87 Difference]: Start difference. First operand 176 states and 215 transitions. Second operand 9 states. [2020-10-15 01:52:47,002 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:52:47,322 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:52:47,568 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:52:47,870 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:52:48,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:52:48,309 INFO L93 Difference]: Finished difference Result 382 states and 508 transitions. [2020-10-15 01:52:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-15 01:52:48,310 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 83 [2020-10-15 01:52:48,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:52:48,314 INFO L225 Difference]: With dead ends: 382 [2020-10-15 01:52:48,314 INFO L226 Difference]: Without dead ends: 234 [2020-10-15 01:52:48,317 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-15 01:52:48,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-10-15 01:52:48,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 184. [2020-10-15 01:52:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 184 states. [2020-10-15 01:52:48,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 226 transitions. [2020-10-15 01:52:48,366 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 226 transitions. Word has length 83 [2020-10-15 01:52:48,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:52:48,367 INFO L479 AbstractCegarLoop]: Abstraction has 184 states and 226 transitions. [2020-10-15 01:52:48,367 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:52:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 226 transitions. [2020-10-15 01:52:48,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-15 01:52:48,371 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:52:48,371 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] [2020-10-15 01:52:48,371 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:52:48,371 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:52:48,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:52:48,372 INFO L82 PathProgramCache]: Analyzing trace with hash 313913221, now seen corresponding path program 1 times [2020-10-15 01:52:48,372 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:52:48,372 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [240881935] [2020-10-15 01:52:48,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:52:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-15 01:52:48,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 257 [2020-10-15 01:52:48,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:52:48,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-15 01:52:48,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:48,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,895 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:52:48,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:48,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 01:52:48,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:48,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:48,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:48,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:52:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:48,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:52:48,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:48,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:48,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:48,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:52:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:48,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:52:48,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:48,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:48,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:48,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:52:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:48,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:48,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:48,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:48,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:48,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:52:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:48,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:48,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:48,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:48,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:52:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:48,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:48,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:48,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:48,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:48,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:52:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:48,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:48,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:52:48,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:48,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:52:48,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:48,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:48,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:48,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:48,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:48,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:48,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:48,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:49,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:49,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:49,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:49,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:49,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:49,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:49,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:49,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:49,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:49,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:49,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:52:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:49,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:49,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:49,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:52:49,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:49,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-15 01:52:49,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:49,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:49,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:52:49,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:52:49,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:49,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:49,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:52:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:49,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:49,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:49,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:52:49,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:49,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:52:49,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:49,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:49,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:52:49,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:52:49,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:49,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:49,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:52:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:49,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:49,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:49,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:52:49,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:49,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:52:49,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:49,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:52:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:49,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:49,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:49,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:52:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:49,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:49,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:49,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:49,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:49,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:49,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:49,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:49,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:49,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:49,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:49,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:49,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-15 01:52:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:49,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:49,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:49,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:49,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:49,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:49,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:49,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:49,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:49,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:49,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:49,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:49,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 01:52:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:49,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:49,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:49,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:49,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:49,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:49,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:49,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:49,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:49,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:52:49,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [240881935] [2020-10-15 01:52:49,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:52:49,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:52:49,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272932292] [2020-10-15 01:52:49,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:52:49,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:52:49,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:52:49,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:52:49,207 INFO L87 Difference]: Start difference. First operand 184 states and 226 transitions. Second operand 8 states. [2020-10-15 01:52:50,151 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:52:50,392 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:52:50,644 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:52:51,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:52:51,198 INFO L93 Difference]: Finished difference Result 397 states and 540 transitions. [2020-10-15 01:52:51,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:52:51,211 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2020-10-15 01:52:51,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:52:51,214 INFO L225 Difference]: With dead ends: 397 [2020-10-15 01:52:51,214 INFO L226 Difference]: Without dead ends: 241 [2020-10-15 01:52:51,216 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:52:51,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2020-10-15 01:52:51,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 188. [2020-10-15 01:52:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-15 01:52:51,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 230 transitions. [2020-10-15 01:52:51,273 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 230 transitions. Word has length 87 [2020-10-15 01:52:51,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:52:51,275 INFO L479 AbstractCegarLoop]: Abstraction has 188 states and 230 transitions. [2020-10-15 01:52:51,275 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:52:51,275 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 230 transitions. [2020-10-15 01:52:51,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-10-15 01:52:51,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:52:51,280 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] [2020-10-15 01:52:51,281 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:52:51,281 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:52:51,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:52:51,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1869763706, now seen corresponding path program 1 times [2020-10-15 01:52:51,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:52:51,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1917695189] [2020-10-15 01:52:51,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:52:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:51,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:51,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:51,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-15 01:52:51,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:51,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 602 [2020-10-15 01:52:51,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:51,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:51,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 01:52:51,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:51,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:52:51,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:52,188 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:52:52,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:52,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-15 01:52:52,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:52:52,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:52:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:52,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:52:52,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:52:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:52,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:52:52,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:52:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:52,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:52,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:52:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:52:52,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:52:52,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:52:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:52,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:52,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:52,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:52:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:52:52,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:52:52,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:52:52,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:52:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:52,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:52:52,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:52,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:52,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:52:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:52:52,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:52:52,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:52:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 01:52:52,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:52:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:52:52,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:52:52,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:52:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:52,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:52:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:52:52,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:52:52,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:52:52,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:52,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:52:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:52,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:52:52,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:52:52,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:52:52,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:52,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-15 01:52:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:52,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:52,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:52,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:52,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:52:52,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 01:52:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:52,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:52,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:52,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:52:52,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:52:52,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:52:52,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:52,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:52,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:52:52,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:52,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:52:52,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:52:52,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:52:52,429 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1917695189] [2020-10-15 01:52:52,430 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:52:52,430 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:52:52,430 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289145255] [2020-10-15 01:52:52,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:52:52,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:52:52,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:52:52,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:52:52,433 INFO L87 Difference]: Start difference. First operand 188 states and 230 transitions. Second operand 7 states. [2020-10-15 01:52:52,785 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:52:53,422 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:52:54,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:52:54,818 INFO L93 Difference]: Finished difference Result 600 states and 825 transitions. [2020-10-15 01:52:54,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 01:52:54,819 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2020-10-15 01:52:54,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:52:54,825 INFO L225 Difference]: With dead ends: 600 [2020-10-15 01:52:54,825 INFO L226 Difference]: Without dead ends: 430 [2020-10-15 01:52:54,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:52:54,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-15 01:52:54,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 376. [2020-10-15 01:52:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2020-10-15 01:52:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 477 transitions. [2020-10-15 01:52:54,902 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 477 transitions. Word has length 87 [2020-10-15 01:52:54,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:52:54,902 INFO L479 AbstractCegarLoop]: Abstraction has 376 states and 477 transitions. [2020-10-15 01:52:54,902 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:52:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 477 transitions. [2020-10-15 01:52:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-15 01:52:54,904 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:52:54,906 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-15 01:52:54,907 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:52:54,907 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:52:54,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:52:54,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1720456507, now seen corresponding path program 1 times [2020-10-15 01:52:54,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:52:54,908 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [979588356] [2020-10-15 01:52:54,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:52:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:52:54,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:55,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:55,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:55,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:55,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:55,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:55,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:52:59,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:52:59,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-15 01:52:59,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 01:52:59,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-15 01:52:59,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:52:59,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:52:59,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-15 01:52:59,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:52:59,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 156 [2020-10-15 01:52:59,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,303 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:53:00,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-15 01:53:00,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:53:00,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:53:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:00,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:00,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:53:00,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:53:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:00,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:53:00,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:53:00,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:53:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:00,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:00,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:53:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:00,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:00,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:53:00,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:53:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:00,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:00,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:00,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:53:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:53:00,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:53:00,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:53:00,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:53:00,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:53:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 01:53:00,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:53:00,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-15 01:53:00,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:53:00,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:53:00,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 01:53:00,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:53:00,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:53:00,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:53:00,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:00,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:00,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:00,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:00,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 01:53:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:53:00,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:53:00,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:53:00,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:53:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:00,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:00,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:00,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-15 01:53:00,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:53:00,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:53:00,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:53:00,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:00,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:00,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:00,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:00,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-15 01:53:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:53:00,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:53:00,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:00,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 01:53:00,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:53:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:53:00,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:00,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:00,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:00,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:00,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:53:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:53:00,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:00,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:00,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:00,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:53:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:00,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:00,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:00,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 01:53:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:53:00,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:53:00,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:00,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:00,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:00,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 01:53:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:00,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:00,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:00,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:00,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:00,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:00,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:00,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:53:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:00,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-15 01:53:00,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [979588356] [2020-10-15 01:53:00,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:53:00,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-15 01:53:00,849 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271297775] [2020-10-15 01:53:00,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 01:53:00,850 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:53:00,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 01:53:00,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:53:00,851 INFO L87 Difference]: Start difference. First operand 376 states and 477 transitions. Second operand 13 states. [2020-10-15 01:53:01,442 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:53:02,063 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:53:02,599 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:53:02,941 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:53:03,215 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:53:03,547 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:53:03,820 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:53:04,990 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:53:05,502 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 190 [2020-10-15 01:53:05,771 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:53:06,915 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-10-15 01:53:07,458 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-10-15 01:53:08,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:53:08,101 INFO L93 Difference]: Finished difference Result 1349 states and 1913 transitions. [2020-10-15 01:53:08,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-15 01:53:08,102 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 118 [2020-10-15 01:53:08,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:53:08,118 INFO L225 Difference]: With dead ends: 1349 [2020-10-15 01:53:08,118 INFO L226 Difference]: Without dead ends: 1046 [2020-10-15 01:53:08,122 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 46 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=388, Invalid=1418, Unknown=0, NotChecked=0, Total=1806 [2020-10-15 01:53:08,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2020-10-15 01:53:08,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 896. [2020-10-15 01:53:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 896 states. [2020-10-15 01:53:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1169 transitions. [2020-10-15 01:53:08,318 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1169 transitions. Word has length 118 [2020-10-15 01:53:08,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:53:08,320 INFO L479 AbstractCegarLoop]: Abstraction has 896 states and 1169 transitions. [2020-10-15 01:53:08,320 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 01:53:08,321 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1169 transitions. [2020-10-15 01:53:08,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-15 01:53:08,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:53:08,325 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-15 01:53:08,325 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:53:08,325 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:53:08,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:53:08,326 INFO L82 PathProgramCache]: Analyzing trace with hash -1956625860, now seen corresponding path program 1 times [2020-10-15 01:53:08,326 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:53:08,326 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [162852460] [2020-10-15 01:53:08,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:53:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:08,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:08,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:08,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:08,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:08,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-15 01:53:10,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:53:10,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2107 [2020-10-15 01:53:10,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:53:10,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-10-15 01:53:10,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,721 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:53:10,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:10,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-15 01:53:10,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:53:10,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:10,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:53:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:10,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:10,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:53:10,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:10,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:53:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:10,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:10,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:53:10,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:53:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:10,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:10,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:10,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:10,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:53:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:10,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:10,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,835 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:53:10,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:53:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:10,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:10,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:10,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:10,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:53:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:10,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:10,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:10,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:10,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:53:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-15 01:53:10,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:53:10,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:10,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 01:53:10,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:53:10,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:10,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:10,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:10,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:10,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:10,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 01:53:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:53:10,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:53:10,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:10,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:53:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:53:10,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:10,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:10,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:53:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:53:10,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:10,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:10,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:53:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:10,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:10,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:10,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:53:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:53:10,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:10,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:10,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:10,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:53:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:10,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:10,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:10,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:10,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:10,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:53:10,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:10,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:11,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:11,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 01:53:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:11,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:11,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:11,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:53:11,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:11,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:53:11,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:11,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:11,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:53:11,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:11,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:11,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:11,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:11,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:11,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:11,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:11,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:11,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:11,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:11,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:11,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:11,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:11,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-15 01:53:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:11,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:11,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:11,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:11,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:11,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:11,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:11,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:11,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:11,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:11,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:11,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:11,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-15 01:53:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:11,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:11,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:11,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:11,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:11,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:53:11,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:11,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:53:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:11,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:11,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 01:53:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:11,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:11,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:11,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:11,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:11,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:11,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:11,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:11,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:11,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:53:11,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:11,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:11,055 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-15 01:53:11,057 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [162852460] [2020-10-15 01:53:11,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:53:11,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-15 01:53:11,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531530808] [2020-10-15 01:53:11,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:53:11,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:53:11,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:53:11,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:53:11,064 INFO L87 Difference]: Start difference. First operand 896 states and 1169 transitions. Second operand 8 states. [2020-10-15 01:53:11,427 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:53:12,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:53:12,599 INFO L93 Difference]: Finished difference Result 1795 states and 2429 transitions. [2020-10-15 01:53:12,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 01:53:12,600 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 126 [2020-10-15 01:53:12,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:53:12,611 INFO L225 Difference]: With dead ends: 1795 [2020-10-15 01:53:12,611 INFO L226 Difference]: Without dead ends: 927 [2020-10-15 01:53:12,624 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 42 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:53:12,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2020-10-15 01:53:12,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 817. [2020-10-15 01:53:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 817 states. [2020-10-15 01:53:12,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 817 states and 1045 transitions. [2020-10-15 01:53:12,805 INFO L78 Accepts]: Start accepts. Automaton has 817 states and 1045 transitions. Word has length 126 [2020-10-15 01:53:12,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:53:12,806 INFO L479 AbstractCegarLoop]: Abstraction has 817 states and 1045 transitions. [2020-10-15 01:53:12,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:53:12,806 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1045 transitions. [2020-10-15 01:53:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-10-15 01:53:12,814 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:53:12,815 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-15 01:53:12,815 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:53:12,815 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:53:12,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:53:12,816 INFO L82 PathProgramCache]: Analyzing trace with hash 476527769, now seen corresponding path program 1 times [2020-10-15 01:53:12,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:53:12,817 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1143597859] [2020-10-15 01:53:12,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:53:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:12,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:12,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:13,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:13,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-15 01:53:14,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:53:14,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1651 [2020-10-15 01:53:14,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:53:14,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-15 01:53:14,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-15 01:53:14,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:53:14,817 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:53:14,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:14,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:53:14,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:53:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:14,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:53:14,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:14,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:53:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:14,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:53:14,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:53:14,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:14,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:53:14,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:53:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:14,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:53:14,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:53:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:14,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:14,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:53:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:14,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:14,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:14,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:53:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-15 01:53:14,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:53:14,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:14,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 01:53:14,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:53:14,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:14,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:14,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:14,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:14,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 01:53:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:53:14,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:53:14,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:14,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:53:14,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:14,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:53:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:53:14,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:14,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:14,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:14,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:14,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:14,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:14,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:53:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:14,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:14,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:14,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:53:14,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:14,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:14,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:14,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:15,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:15,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:53:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:15,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:15,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:15,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:53:15,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:15,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-15 01:53:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:53:15,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:15,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:53:15,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:15,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:53:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:15,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:53:15,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:15,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 01:53:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:53:15,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:53:15,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:53:15,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:53:15,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:15,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:53:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:15,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:15,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:53:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:53:15,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:15,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-15 01:53:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:15,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:15,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:15,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:15,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 01:53:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:53:15,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:53:15,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:15,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:53:15,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:53:15,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:53:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:53:15,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:15,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:53:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:53:15,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:15,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-15 01:53:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:15,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:15,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:15,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:15,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:15,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-15 01:53:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:53:15,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:53:15,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:53:15,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:53:15,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:53:15,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:53:15,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:53:15,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:53:15,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:53:15,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:53:15,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:53:15,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:53:15,145 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-15 01:53:15,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1143597859] [2020-10-15 01:53:15,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:53:15,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:53:15,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659742341] [2020-10-15 01:53:15,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:53:15,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:53:15,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:53:15,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:53:15,148 INFO L87 Difference]: Start difference. First operand 817 states and 1045 transitions. Second operand 12 states. [2020-10-15 01:53:15,736 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:53:16,417 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:53:16,662 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:53:17,234 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:53:17,566 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:53:18,303 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:53:18,579 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:53:18,862 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:53:19,389 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-10-15 01:53:20,034 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-15 01:53:20,735 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-15 01:53:21,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:53:21,073 INFO L93 Difference]: Finished difference Result 1224 states and 1622 transitions. [2020-10-15 01:53:21,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-15 01:53:21,073 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2020-10-15 01:53:21,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:53:21,074 INFO L225 Difference]: With dead ends: 1224 [2020-10-15 01:53:21,074 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:53:21,084 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=352, Invalid=980, Unknown=0, NotChecked=0, Total=1332 [2020-10-15 01:53:21,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:53:21,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:53:21,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:53:21,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:53:21,085 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2020-10-15 01:53:21,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:53:21,086 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:53:21,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:53:21,086 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:53:21,086 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:53:21,086 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:53:21,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:53:21,640 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 209 [2020-10-15 01:53:24,508 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 214 [2020-10-15 01:53:24,624 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-10-15 01:53:25,082 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 38 [2020-10-15 01:53:26,715 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-10-15 01:53:26,994 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 34 [2020-10-15 01:53:27,139 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:53:27,303 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 23 [2020-10-15 01:53:27,515 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 26 [2020-10-15 01:53:28,472 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 35 [2020-10-15 01:53:28,682 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-15 01:53:29,287 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 31 [2020-10-15 01:53:29,455 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 25 [2020-10-15 01:53:29,727 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-10-15 01:53:29,876 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-15 01:53:30,084 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:53:31,473 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 181 DAG size of output: 37 [2020-10-15 01:53:31,624 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-15 01:53:31,831 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-15 01:53:32,761 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 30 [2020-10-15 01:53:33,115 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 41 [2020-10-15 01:53:33,313 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2020-10-15 01:53:34,249 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-10-15 01:53:34,815 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-15 01:53:36,138 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 172 DAG size of output: 28 [2020-10-15 01:53:36,314 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 25 [2020-10-15 01:53:36,605 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 36 [2020-10-15 01:53:36,853 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 32 [2020-10-15 01:53:37,724 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-15 01:53:37,903 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 25 [2020-10-15 01:53:38,400 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 14 [2020-10-15 01:53:38,576 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 25 [2020-10-15 01:53:38,741 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2020-10-15 01:53:38,886 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2020-10-15 01:53:39,106 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 34 [2020-10-15 01:53:39,283 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 25 [2020-10-15 01:53:39,425 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:53:39,740 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 39 [2020-10-15 01:53:39,882 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:53:40,045 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-15 01:53:40,282 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-15 01:53:40,564 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-10-15 01:53:40,742 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 25 [2020-10-15 01:53:40,927 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 25 [2020-10-15 01:53:41,962 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 163 DAG size of output: 35 [2020-10-15 01:53:42,041 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:53:42,041 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-10-15 01:53:42,041 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-10-15 01:53:42,041 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-10-15 01:53:42,041 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:53:42,042 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-10-15 01:53:42,042 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:53:42,042 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-10-15 01:53:42,042 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-15 01:53:42,042 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-10-15 01:53:42,042 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:53:42,042 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:53:42,043 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-10-15 01:53:42,043 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-10-15 01:53:42,043 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:53:42,043 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-10-15 01:53:42,043 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-10-15 01:53:42,043 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-10-15 01:53:42,044 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 661 667) the Hoare annotation is: true [2020-10-15 01:53:42,044 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 661 667) no Hoare annotation was computed. [2020-10-15 01:53:42,044 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 668 676) no Hoare annotation was computed. [2020-10-15 01:53:42,044 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 668 676) the Hoare annotation is: true [2020-10-15 01:53:42,044 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 668 676) no Hoare annotation was computed. [2020-10-15 01:53:42,044 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 881 888) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-15 01:53:42,044 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 881 888) no Hoare annotation was computed. [2020-10-15 01:53:42,044 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 881 888) no Hoare annotation was computed. [2020-10-15 01:53:42,045 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 889 898) the Hoare annotation is: (let ((.cse4 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~waterLevel~0 1)) .cse4 .cse1 .cse2) (or .cse4 .cse1 .cse2 .cse3) (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) .cse0 .cse1 .cse2))) [2020-10-15 01:53:42,045 INFO L268 CegarLoopResult]: For program point L894(line 894) no Hoare annotation was computed. [2020-10-15 01:53:42,045 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 889 898) no Hoare annotation was computed. [2020-10-15 01:53:42,045 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 889 898) no Hoare annotation was computed. [2020-10-15 01:53:42,045 INFO L264 CegarLoopResult]: At program point L914(line 914) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or (not (= ~waterLevel~0 1)) .cse4 .cse1 .cse2) (or .cse4 .cse1 .cse3 .cse2))) [2020-10-15 01:53:42,045 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 899 927) the Hoare annotation is: true [2020-10-15 01:53:42,046 INFO L268 CegarLoopResult]: For program point L912(lines 912 918) no Hoare annotation was computed. [2020-10-15 01:53:42,046 INFO L268 CegarLoopResult]: For program point L911(lines 911 921) no Hoare annotation was computed. [2020-10-15 01:53:42,046 INFO L264 CegarLoopResult]: At program point L909(line 909) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-15 01:53:42,046 INFO L268 CegarLoopResult]: For program point L909-1(line 909) no Hoare annotation was computed. [2020-10-15 01:53:42,046 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 899 927) no Hoare annotation was computed. [2020-10-15 01:53:42,046 INFO L268 CegarLoopResult]: For program point L907(lines 907 924) no Hoare annotation was computed. [2020-10-15 01:53:42,046 INFO L268 CegarLoopResult]: For program point L907-1(lines 899 927) no Hoare annotation was computed. [2020-10-15 01:53:42,047 INFO L271 CegarLoopResult]: At program point L905(line 905) the Hoare annotation is: true [2020-10-15 01:53:42,047 INFO L268 CegarLoopResult]: For program point L905-1(line 905) no Hoare annotation was computed. [2020-10-15 01:53:42,047 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 752 774) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,047 INFO L264 CegarLoopResult]: At program point L764(line 764) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,047 INFO L264 CegarLoopResult]: At program point L764-1(line 764) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,047 INFO L268 CegarLoopResult]: For program point L762(lines 762 769) no Hoare annotation was computed. [2020-10-15 01:53:42,047 INFO L268 CegarLoopResult]: For program point L762-1(lines 762 769) no Hoare annotation was computed. [2020-10-15 01:53:42,048 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 752 774) no Hoare annotation was computed. [2020-10-15 01:53:42,048 INFO L268 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-10-15 01:53:42,048 INFO L264 CegarLoopResult]: At program point L759(line 759) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,048 INFO L264 CegarLoopResult]: At program point L758(line 758) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,048 INFO L264 CegarLoopResult]: At program point L758-1(line 758) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,048 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 752 774) no Hoare annotation was computed. [2020-10-15 01:53:42,048 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 709 732) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 709 732) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 709 732) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L727(line 727) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L724(line 724) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-10-15 01:53:42,049 INFO L268 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point L719(line 719) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point L716(line 716) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point L715(line 715) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point L714(line 714) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 575 583) no Hoare annotation was computed. [2020-10-15 01:53:42,050 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 575 583) the Hoare annotation is: true [2020-10-15 01:53:42,050 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 575 583) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point L603(lines 603 611) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point L603-2(lines 603 611) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point L591(lines 591 599) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 584 619) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point L591-2(lines 591 599) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 584 619) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 584 619) no Hoare annotation was computed. [2020-10-15 01:53:42,051 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 654 660) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 654 660) the Hoare annotation is: true [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:53:42,052 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-10-15 01:53:42,053 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 741 751) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,053 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 741 751) no Hoare annotation was computed. [2020-10-15 01:53:42,053 INFO L264 CegarLoopResult]: At program point L746(line 746) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2020-10-15 01:53:42,053 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 741 751) no Hoare annotation was computed. [2020-10-15 01:53:42,053 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 564 574) no Hoare annotation was computed. [2020-10-15 01:53:42,053 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 564 574) no Hoare annotation was computed. [2020-10-15 01:53:42,053 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-10-15 01:53:42,053 INFO L268 CegarLoopResult]: For program point L569-1(line 569) no Hoare annotation was computed. [2020-10-15 01:53:42,054 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 564 574) no Hoare annotation was computed. [2020-10-15 01:53:42,054 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 556 563) no Hoare annotation was computed. [2020-10-15 01:53:42,054 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 556 563) no Hoare annotation was computed. [2020-10-15 01:53:42,054 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 556 563) no Hoare annotation was computed. [2020-10-15 01:53:42,054 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 865 878) no Hoare annotation was computed. [2020-10-15 01:53:42,054 INFO L268 CegarLoopResult]: For program point L869(lines 869 875) no Hoare annotation was computed. [2020-10-15 01:53:42,054 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 865 878) the Hoare annotation is: true [2020-10-15 01:53:42,054 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 865 878) no Hoare annotation was computed. [2020-10-15 01:53:42,055 INFO L264 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-15 01:53:42,055 INFO L268 CegarLoopResult]: For program point L542-1(lines 523 547) no Hoare annotation was computed. [2020-10-15 01:53:42,055 INFO L264 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (let ((.cse0 (and (<= processEnvironment_~tmp~4 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment_~tmp~4 1)))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2020-10-15 01:53:42,055 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 523 547) no Hoare annotation was computed. [2020-10-15 01:53:42,055 INFO L264 CegarLoopResult]: At program point L533(line 533) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-15 01:53:42,055 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 523 547) the Hoare annotation is: (let ((.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-15 01:53:42,055 INFO L268 CegarLoopResult]: For program point L531(lines 531 539) no Hoare annotation was computed. [2020-10-15 01:53:42,056 INFO L264 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse2))) [2020-10-15 01:53:42,056 INFO L268 CegarLoopResult]: For program point L529-1(line 529) no Hoare annotation was computed. [2020-10-15 01:53:42,056 INFO L268 CegarLoopResult]: For program point L527(lines 527 544) no Hoare annotation was computed. [2020-10-15 01:53:42,056 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 515 521) no Hoare annotation was computed. [2020-10-15 01:53:42,056 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 515 521) the Hoare annotation is: true [2020-10-15 01:53:42,056 INFO L264 CegarLoopResult]: At program point testENTRY(lines 410 473) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:53:42,056 INFO L264 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse6 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1) (and .cse0 .cse2) (and .cse2 .cse3 .cse4 .cse1) (and .cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse2 .cse3 .cse6 .cse4) (not .cse3) (not (= |old(~pumpRunning~0)| 0)) (and .cse5 .cse4 .cse1))) [2020-10-15 01:53:42,057 INFO L268 CegarLoopResult]: For program point L440(lines 440 446) no Hoare annotation was computed. [2020-10-15 01:53:42,057 INFO L268 CegarLoopResult]: For program point L440-1(lines 440 446) no Hoare annotation was computed. [2020-10-15 01:53:42,057 INFO L268 CegarLoopResult]: For program point testFINAL(lines 410 473) no Hoare annotation was computed. [2020-10-15 01:53:42,057 INFO L264 CegarLoopResult]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1) (and .cse0 .cse2) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (and (= ~waterLevel~0 1) .cse3 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse1))) [2020-10-15 01:53:42,057 INFO L264 CegarLoopResult]: At program point L463(lines 420 465) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1) (and .cse0 .cse2) (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse4 .cse1) (and .cse3 .cse4 .cse1))) [2020-10-15 01:53:42,057 INFO L268 CegarLoopResult]: For program point L430(lines 430 436) no Hoare annotation was computed. [2020-10-15 01:53:42,057 INFO L268 CegarLoopResult]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2020-10-15 01:53:42,057 INFO L268 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-10-15 01:53:42,058 INFO L264 CegarLoopResult]: At program point L466(lines 419 467) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1) (and .cse0 .cse2) (and (= ~waterLevel~0 1) .cse3) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse3 .cse1))) [2020-10-15 01:53:42,058 INFO L268 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2020-10-15 01:53:42,058 INFO L264 CegarLoopResult]: At program point L456-2(lines 450 461) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse6 (= 1 ~systemActive~0)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1) (and .cse0 .cse2) (and .cse3 .cse4 .cse5) (and .cse2 .cse6 .cse5 .cse1) (and .cse2 .cse6 .cse4 .cse5) (not .cse6) (not (= |old(~pumpRunning~0)| 0)) (and .cse3 .cse5 .cse1))) [2020-10-15 01:53:42,058 INFO L268 CegarLoopResult]: For program point L421(lines 420 465) no Hoare annotation was computed. [2020-10-15 01:53:42,058 INFO L268 CegarLoopResult]: For program point testEXIT(lines 410 473) no Hoare annotation was computed. [2020-10-15 01:53:42,058 INFO L268 CegarLoopResult]: For program point L450(lines 450 461) no Hoare annotation was computed. [2020-10-15 01:53:42,058 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point L841(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 833 855) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 833 855) no Hoare annotation was computed. [2020-10-15 01:53:42,059 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 833 855) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:53:42,060 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 644 653) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 644 653) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 644 653) no Hoare annotation was computed. [2020-10-15 01:53:42,061 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:53:42,062 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:53:42,062 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:53:42,062 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 548 555) no Hoare annotation was computed. [2020-10-15 01:53:42,062 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 548 555) no Hoare annotation was computed. [2020-10-15 01:53:42,062 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 548 555) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-15 01:53:42,063 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 620 638) no Hoare annotation was computed. [2020-10-15 01:53:42,063 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 620 638) the Hoare annotation is: true [2020-10-15 01:53:42,063 INFO L268 CegarLoopResult]: For program point L629(lines 629 633) no Hoare annotation was computed. [2020-10-15 01:53:42,063 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 620 638) no Hoare annotation was computed. [2020-10-15 01:53:42,063 INFO L271 CegarLoopResult]: At program point L627(line 627) the Hoare annotation is: true [2020-10-15 01:53:42,063 INFO L268 CegarLoopResult]: For program point L629-2(lines 629 633) no Hoare annotation was computed. [2020-10-15 01:53:42,063 INFO L268 CegarLoopResult]: For program point L627-1(line 627) no Hoare annotation was computed. [2020-10-15 01:53:42,063 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 856 864) the Hoare annotation is: true [2020-10-15 01:53:42,063 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 856 864) no Hoare annotation was computed. [2020-10-15 01:53:42,064 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 856 864) no Hoare annotation was computed. [2020-10-15 01:53:42,064 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:53:42,064 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:53:42,064 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:53:42,064 INFO L268 CegarLoopResult]: For program point L816-1(lines 812 823) no Hoare annotation was computed. [2020-10-15 01:53:42,064 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 812 823) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= 2 ~waterLevel~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or .cse0 .cse1 .cse3 .cse2) (or (not (= ~waterLevel~0 1)) .cse4 .cse1 .cse2) (or .cse4 .cse1 .cse3 .cse2))) [2020-10-15 01:53:42,064 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 812 823) no Hoare annotation was computed. [2020-10-15 01:53:42,065 INFO L264 CegarLoopResult]: At program point L504(line 504) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (= ~pumpRunning~0 0)) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse6 (and .cse0 .cse7) .cse8) (or .cse6 .cse5 .cse8 .cse2) (or (and .cse1 .cse2) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse3 .cse5) (or .cse4 .cse5 .cse8 (and (= 2 ~waterLevel~0) .cse7 .cse2)))) [2020-10-15 01:53:42,065 INFO L264 CegarLoopResult]: At program point L502(lines 502 508) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~systemActive~0))) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (= ~pumpRunning~0 0)) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse6 (and .cse0 .cse7) .cse8) (or .cse6 .cse5 .cse8 .cse2) (or (and .cse1 .cse2) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse3 .cse5) (let ((.cse9 (= 2 ~waterLevel~0))) (or (and (<= 1 ~pumpRunning~0) .cse9) .cse4 .cse5 .cse8 (and .cse9 .cse7 .cse2))))) [2020-10-15 01:53:42,065 INFO L264 CegarLoopResult]: At program point L497(line 497) the Hoare annotation is: (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse4) (or .cse5 .cse3 .cse4) (or .cse0 (and (= 2 ~waterLevel~0) .cse1 .cse2) .cse5 .cse3))) [2020-10-15 01:53:42,065 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 488 514) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or (and (= 2 ~waterLevel~0) .cse0 .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse4) (or (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) .cse5 .cse6 .cse3)))) [2020-10-15 01:53:42,065 INFO L268 CegarLoopResult]: For program point L495(lines 491 513) no Hoare annotation was computed. [2020-10-15 01:53:42,065 INFO L268 CegarLoopResult]: For program point L493(lines 491 513) no Hoare annotation was computed. [2020-10-15 01:53:42,066 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 488 514) no Hoare annotation was computed. [2020-10-15 01:53:42,066 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 488 514) no Hoare annotation was computed. [2020-10-15 01:53:42,066 INFO L271 CegarLoopResult]: At program point L704(lines 679 708) the Hoare annotation is: true [2020-10-15 01:53:42,066 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 679 708) no Hoare annotation was computed. [2020-10-15 01:53:42,066 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 679 708) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse0 (and (= 2 ~waterLevel~0) .cse7 .cse8)) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7 .cse8)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3 .cse5) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse5) (or .cse4 .cse1 .cse6 .cse3)))) [2020-10-15 01:53:42,066 INFO L268 CegarLoopResult]: For program point L700(line 700) no Hoare annotation was computed. [2020-10-15 01:53:42,066 INFO L268 CegarLoopResult]: For program point L693(lines 693 697) no Hoare annotation was computed. [2020-10-15 01:53:42,067 INFO L264 CegarLoopResult]: At program point L693-1(lines 693 697) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse11 (= 1 ~systemActive~0)) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and .cse8 .cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse9)) (.cse4 (and (= ~waterLevel~0 1) .cse7)) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not .cse11)) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse2 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7)) (let ((.cse10 (= 2 ~waterLevel~0))) (or (and .cse8 .cse9) (and .cse8 .cse10) .cse4 .cse0 .cse5 .cse2 .cse6 (and .cse10 .cse7 .cse9)))))) [2020-10-15 01:53:42,067 INFO L268 CegarLoopResult]: For program point L690(line 690) no Hoare annotation was computed. [2020-10-15 01:53:42,067 INFO L264 CegarLoopResult]: At program point L689-2(lines 689 703) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse11 (= 1 ~systemActive~0)) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and .cse8 .cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse9)) (.cse4 (and (= ~waterLevel~0 1) .cse7)) (.cse0 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse2 (not .cse11)) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse5 .cse2 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7)) (let ((.cse10 (= 2 ~waterLevel~0))) (or (and .cse8 .cse9) (and .cse8 .cse10) .cse4 .cse0 .cse5 .cse2 .cse6 (and .cse10 .cse7 .cse9)))))) [2020-10-15 01:53:42,067 INFO L264 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (let ((.cse0 (and (= 2 ~waterLevel~0) .cse7 .cse8)) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse7 .cse8)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3 .cse5) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse5) (or .cse4 .cse1 .cse6 .cse3)))) [2020-10-15 01:53:42,067 INFO L268 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-10-15 01:53:42,067 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 824 832) no Hoare annotation was computed. [2020-10-15 01:53:42,068 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 824 832) no Hoare annotation was computed. [2020-10-15 01:53:42,068 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 824 832) no Hoare annotation was computed. [2020-10-15 01:53:42,068 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 788 799) the Hoare annotation is: (or (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-15 01:53:42,068 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 788 799) no Hoare annotation was computed. [2020-10-15 01:53:42,068 INFO L268 CegarLoopResult]: For program point L792-1(lines 788 799) no Hoare annotation was computed. [2020-10-15 01:53:42,068 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 733 739) no Hoare annotation was computed. [2020-10-15 01:53:42,068 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 733 739) the Hoare annotation is: true [2020-10-15 01:53:42,068 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:53:42,069 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-15 01:53:42,069 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:53:42,069 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:53:42,069 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 800 811) no Hoare annotation was computed. [2020-10-15 01:53:42,069 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 800 811) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (= 2 ~waterLevel~0) .cse4 .cse2) (or .cse1 .cse5 .cse4 .cse2 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse5 .cse2))) [2020-10-15 01:53:42,069 INFO L268 CegarLoopResult]: For program point L804-1(lines 800 811) no Hoare annotation was computed. [2020-10-15 01:53:42,069 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 776 783) no Hoare annotation was computed. [2020-10-15 01:53:42,070 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2020-10-15 01:53:42,070 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 776 783) the Hoare annotation is: true [2020-10-15 01:53:42,070 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 776 783) no Hoare annotation was computed. [2020-10-15 01:53:42,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:53:42 BoogieIcfgContainer [2020-10-15 01:53:42,096 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:53:42,097 INFO L168 Benchmark]: Toolchain (without parser) took 69400.57 ms. Allocated memory was 147.8 MB in the beginning and 911.2 MB in the end (delta: 763.4 MB). Free memory was 103.5 MB in the beginning and 555.6 MB in the end (delta: -452.1 MB). Peak memory consumption was 781.2 MB. Max. memory is 7.1 GB. [2020-10-15 01:53:42,098 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:53:42,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 594.02 ms. Allocated memory was 147.8 MB in the beginning and 205.5 MB in the end (delta: 57.7 MB). Free memory was 103.1 MB in the beginning and 174.3 MB in the end (delta: -71.2 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:53:42,099 INFO L168 Benchmark]: Boogie Preprocessor took 87.23 ms. Allocated memory is still 205.5 MB. Free memory was 174.3 MB in the beginning and 170.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:53:42,100 INFO L168 Benchmark]: RCFGBuilder took 1196.73 ms. Allocated memory was 205.5 MB in the beginning and 233.8 MB in the end (delta: 28.3 MB). Free memory was 169.4 MB in the beginning and 192.9 MB in the end (delta: -23.5 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2020-10-15 01:53:42,101 INFO L168 Benchmark]: TraceAbstraction took 67518.03 ms. Allocated memory was 233.8 MB in the beginning and 911.2 MB in the end (delta: 677.4 MB). Free memory was 191.2 MB in the beginning and 555.6 MB in the end (delta: -364.4 MB). Peak memory consumption was 783.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:53:42,103 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 594.02 ms. Allocated memory was 147.8 MB in the beginning and 205.5 MB in the end (delta: 57.7 MB). Free memory was 103.1 MB in the beginning and 174.3 MB in the end (delta: -71.2 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.23 ms. Allocated memory is still 205.5 MB. Free memory was 174.3 MB in the beginning and 170.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1196.73 ms. Allocated memory was 205.5 MB in the beginning and 233.8 MB in the end (delta: 28.3 MB). Free memory was 169.4 MB in the beginning and 192.9 MB in the end (delta: -23.5 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 67518.03 ms. Allocated memory was 233.8 MB in the beginning and 911.2 MB in the end (delta: 677.4 MB). Free memory was 191.2 MB in the beginning and 555.6 MB in the end (delta: -364.4 MB). Peak memory consumption was 783.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 780]: 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: 679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: ((((((!(\old(waterLevel) == 1) || (1 <= pumpRunning && pumpRunning <= switchedOnBeforeTS)) || (1 <= pumpRunning && 2 == waterLevel)) || (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && \old(methaneLevelCritical) == methaneLevelCritical)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((2 == waterLevel && pumpRunning == 0) && pumpRunning <= switchedOnBeforeTS)) || ((\old(waterLevel) == waterLevel && pumpRunning == 0) && pumpRunning <= switchedOnBeforeTS) - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (((((!(\old(waterLevel) == 1) || (1 <= pumpRunning && pumpRunning <= switchedOnBeforeTS)) || (1 <= pumpRunning && 2 == waterLevel)) || (waterLevel == 1 && pumpRunning == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((2 == waterLevel && pumpRunning == 0) && pumpRunning <= switchedOnBeforeTS) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) <= \old(switchedOnBeforeTS)) || !(1 <= \old(pumpRunning))) || !(1 == systemActive)) || (((1 <= pumpRunning && 1 == systemActive) && pumpRunning == \old(pumpRunning)) && pumpRunning <= switchedOnBeforeTS)) && (((((waterLevel == 1 && pumpRunning == 0) || !(1 <= \old(pumpRunning))) || !(\old(waterLevel) == 2)) || !(1 == systemActive)) || (((1 <= pumpRunning && 1 == systemActive) && pumpRunning == \old(pumpRunning)) && pumpRunning <= switchedOnBeforeTS))) && ((!(\old(waterLevel) == 1) || !(\old(pumpRunning) == 0)) || (\old(waterLevel) == waterLevel && pumpRunning == 0))) && ((((((((1 <= pumpRunning && pumpRunning <= switchedOnBeforeTS) || (1 <= pumpRunning && 2 == waterLevel)) || (waterLevel == 1 && pumpRunning == 0)) || !(\old(pumpRunning) <= \old(switchedOnBeforeTS))) || !(\old(waterLevel) == 2)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((2 == waterLevel && pumpRunning == 0) && pumpRunning <= switchedOnBeforeTS)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 46.4s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 25.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1010 SDtfs, 2805 SDslu, 1735 SDs, 0 SdLazy, 4852 SolverSat, 2045 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 400 GetRequests, 259 SyntacticMatches, 4 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 853 ImplicationChecksByTransitivity, 13.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=896occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 7 MinimizatonAttempts, 447 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 1453 PreInvPairs, 1710 NumberOfFragments, 2217 HoareAnnotationTreeSize, 1453 FomulaSimplifications, 1069506 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 52 FomulaSimplificationsInter, 31747 FormulaSimplificationTreeSizeReductionInter, 16.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 19.5s InterpolantComputationTime, 694 NumberOfCodeBlocks, 694 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 687 ConstructedInterpolants, 0 QuantifiedInterpolants, 256802 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 96/109 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...