/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_spec2_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:37:25,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:37:25,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:37:25,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:37:25,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:37:25,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:37:25,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:37:25,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:37:25,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:37:25,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:37:25,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:37:25,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:37:25,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:37:25,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:37:25,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:37:25,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:37:25,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:37:25,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:37:25,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:37:25,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:37:25,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:37:25,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:37:25,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:37:25,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:37:25,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:37:25,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:37:25,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:37:25,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:37:25,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:37:25,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:37:25,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:37:25,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:37:25,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:37:25,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:37:25,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:37:25,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:37:25,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:37:25,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:37:25,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:37:25,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:37:25,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:37:25,241 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 01:37:25,263 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:37:25,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:37:25,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:37:25,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:37:25,265 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:37:25,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:37:25,265 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:37:25,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:37:25,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:37:25,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:37:25,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:37:25,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:37:25,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:37:25,267 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:37:25,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:37:25,267 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:37:25,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:37:25,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:37:25,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:37:25,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:37:25,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:37:25,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:37:25,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:37:25,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:37:25,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:37:25,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:37:25,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:37:25,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:37:25,270 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:37:25,270 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 01:37:25,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:37:25,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:37:25,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:37:25,630 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:37:25,630 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:37:25,631 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2020-10-15 01:37:25,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8754c5344/7f8fd510a93644c09c5fcc41fcd110d1/FLAG0ad3fde33 [2020-10-15 01:37:26,238 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:37:26,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2020-10-15 01:37:26,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8754c5344/7f8fd510a93644c09c5fcc41fcd110d1/FLAG0ad3fde33 [2020-10-15 01:37:26,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8754c5344/7f8fd510a93644c09c5fcc41fcd110d1 [2020-10-15 01:37:26,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:37:26,542 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:37:26,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:37:26,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:37:26,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:37:26,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:37:26" (1/1) ... [2020-10-15 01:37:26,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27933f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:26, skipping insertion in model container [2020-10-15 01:37:26,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:37:26" (1/1) ... [2020-10-15 01:37:26,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:37:26,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:37:27,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:37:27,055 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:37:27,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:37:27,242 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:37:27,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27 WrapperNode [2020-10-15 01:37:27,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:37:27,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:37:27,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:37:27,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:37:27,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (1/1) ... [2020-10-15 01:37:27,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (1/1) ... [2020-10-15 01:37:27,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (1/1) ... [2020-10-15 01:37:27,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (1/1) ... [2020-10-15 01:37:27,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (1/1) ... [2020-10-15 01:37:27,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (1/1) ... [2020-10-15 01:37:27,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (1/1) ... [2020-10-15 01:37:27,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:37:27,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:37:27,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:37:27,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:37:27,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (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 01:37:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:37:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:37:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:37:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:37:27,398 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:37:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:37:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:37:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:37:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:37:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:37:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:37:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:37:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:37:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:37:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:37:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:37:27,400 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:37:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:37:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:37:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:37:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:37:27,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:37:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:37:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:37:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:37:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:37:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:37:27,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:37:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:37:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:37:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:37:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:37:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:37:27,403 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:37:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:37:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:37:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:37:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:37:27,404 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:37:27,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:37:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:37:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:37:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:37:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:37:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:37:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:37:27,405 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:37:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:37:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:37:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:37:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:37:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:37:27,406 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:37:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:37:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:37:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:37:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:37:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:37:27,407 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:37:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:37:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:37:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:37:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:37:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:37:27,408 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:37:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:37:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:37:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:37:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:37:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:37:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:37:27,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:37:27,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:37:27,410 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:37:27,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:37:27,410 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:37:27,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:37:27,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:37:27,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:37:27,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:37:27,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:37:27,411 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:37:27,411 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:37:27,411 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:37:27,411 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:37:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:37:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:37:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:37:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:37:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:37:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:37:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:37:28,538 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:37:28,538 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:37:28,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:37:28 BoogieIcfgContainer [2020-10-15 01:37:28,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:37:28,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:37:28,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:37:28,549 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:37:28,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:37:26" (1/3) ... [2020-10-15 01:37:28,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77affb39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:37:28, skipping insertion in model container [2020-10-15 01:37:28,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:37:27" (2/3) ... [2020-10-15 01:37:28,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77affb39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:37:28, skipping insertion in model container [2020-10-15 01:37:28,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:37:28" (3/3) ... [2020-10-15 01:37:28,553 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product37.cil.c [2020-10-15 01:37:28,563 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:37:28,572 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:37:28,586 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:37:28,611 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:37:28,612 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:37:28,612 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:37:28,612 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:37:28,612 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:37:28,612 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:37:28,613 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:37:28,613 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:37:28,635 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-10-15 01:37:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-15 01:37:28,646 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:37:28,647 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:37:28,648 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:37:28,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:37:28,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1991715745, now seen corresponding path program 1 times [2020-10-15 01:37:28,660 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:37:28,660 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1561098274] [2020-10-15 01:37:28,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:37:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:29,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:29,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:29,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:30,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:30,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:32,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:33,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:33,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-15 01:37:33,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:37:33,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 01:37:33,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:33,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:33,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:37:33,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:33,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 01:37:33,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:37:34,349 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:37:34,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:37:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:34,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-15 01:37:34,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:34,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:34,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:37:34,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:34,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:37:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:34,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:34,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:34,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:34,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:34,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:37:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:34,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:34,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:34,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:34,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:34,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:37:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:34,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:34,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:34,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:34,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:34,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:34,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:37:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:34,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:37:34,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:34,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:34,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:34,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:34,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:37:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:34,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:34,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:34,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:34,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:34,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:34,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:37:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:34,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:37:34,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:37:34,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:34,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:34,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:34,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:37:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:34,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:34,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:34,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:34,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:34,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:34,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:34,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:34,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:34,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:34,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:34,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:34,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:37:34,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1561098274] [2020-10-15 01:37:34,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:37:34,628 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:37:34,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020461857] [2020-10-15 01:37:34,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:37:34,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:37:34,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:37:34,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:37:34,653 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 8 states. [2020-10-15 01:37:35,248 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:36,220 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:36,553 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:36,865 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:37,328 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:38,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:37:38,616 INFO L93 Difference]: Finished difference Result 404 states and 539 transitions. [2020-10-15 01:37:38,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 01:37:38,618 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-15 01:37:38,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:37:38,636 INFO L225 Difference]: With dead ends: 404 [2020-10-15 01:37:38,636 INFO L226 Difference]: Without dead ends: 256 [2020-10-15 01:37:38,642 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:37:38,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2020-10-15 01:37:38,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 209. [2020-10-15 01:37:38,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2020-10-15 01:37:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 250 transitions. [2020-10-15 01:37:38,767 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 250 transitions. Word has length 51 [2020-10-15 01:37:38,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:37:38,768 INFO L479 AbstractCegarLoop]: Abstraction has 209 states and 250 transitions. [2020-10-15 01:37:38,768 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:37:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 250 transitions. [2020-10-15 01:37:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-15 01:37:38,772 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:37:38,773 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:37:38,773 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:37:38,773 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:37:38,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:37:38,774 INFO L82 PathProgramCache]: Analyzing trace with hash 2041797207, now seen corresponding path program 1 times [2020-10-15 01:37:38,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:37:38,774 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1479222206] [2020-10-15 01:37:38,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:37:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:38,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:38,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:38,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:39,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:41,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:41,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-15 01:37:41,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:37:41,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2758 [2020-10-15 01:37:41,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:41,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:37:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:41,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:37:41,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:41,850 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:37:41,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:37:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:41,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:41,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:41,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:41,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:41,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 01:37:41,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:41,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:41,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:41,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:41,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:37:41,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:41,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:37:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:41,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:41,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:41,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:41,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:41,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:41,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:41,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:41,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:41,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:41,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:37:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:41,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:41,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:41,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:41,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:41,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:41,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:41,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:41,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:41,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:41,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:41,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:41,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:37:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:41,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:41,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:41,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:41,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:41,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:41,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:41,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:41,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:41,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:41,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:37:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:41,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:41,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:41,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:41,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:41,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:41,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:41,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:41,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:41,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:41,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:41,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:41,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:37:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:41,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:41,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:41,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:41,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:41,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:41,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:41,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:41,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:41,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:41,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:41,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:42,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:37:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:42,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:42,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:42,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:42,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:42,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:42,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:42,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:42,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:42,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:37:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:42,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:42,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:42,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:42,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:42,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:42,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:42,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:42,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:42,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:42,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:42,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:42,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 01:37:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:42,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:42,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:42,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:42,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:42,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:37:42,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:42,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:42,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:37:42,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:42,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:42,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:42,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:37:42,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1479222206] [2020-10-15 01:37:42,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:37:42,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:37:42,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42490268] [2020-10-15 01:37:42,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:37:42,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:37:42,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:37:42,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:37:42,060 INFO L87 Difference]: Start difference. First operand 209 states and 250 transitions. Second operand 9 states. [2020-10-15 01:37:42,667 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:43,520 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:43,788 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:44,061 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:37:44,681 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:45,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:37:45,675 INFO L93 Difference]: Finished difference Result 574 states and 769 transitions. [2020-10-15 01:37:45,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 01:37:45,676 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-10-15 01:37:45,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:37:45,682 INFO L225 Difference]: With dead ends: 574 [2020-10-15 01:37:45,683 INFO L226 Difference]: Without dead ends: 393 [2020-10-15 01:37:45,686 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-15 01:37:45,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2020-10-15 01:37:45,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 322. [2020-10-15 01:37:45,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-10-15 01:37:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 393 transitions. [2020-10-15 01:37:45,786 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 393 transitions. Word has length 60 [2020-10-15 01:37:45,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:37:45,787 INFO L479 AbstractCegarLoop]: Abstraction has 322 states and 393 transitions. [2020-10-15 01:37:45,787 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:37:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 393 transitions. [2020-10-15 01:37:45,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-15 01:37:45,792 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:37:45,793 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:37:45,793 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:37:45,793 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:37:45,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:37:45,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1126213133, now seen corresponding path program 1 times [2020-10-15 01:37:45,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:37:45,794 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [932428407] [2020-10-15 01:37:45,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:37:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:45,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:45,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:45,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:45,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:46,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:46,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:50,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:50,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:50,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:50,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-15 01:37:50,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 01:37:50,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 01:37:50,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:50,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:50,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:50,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:50,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-15 01:37:50,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:51,058 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:37:51,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:37:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-15 01:37:51,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:37:51,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:37:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:51,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:51,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:51,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:37:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:51,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:51,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:51,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:51,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:37:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:51,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:51,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:37:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:51,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:51,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:37:51,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:37:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:51,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:51,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:37:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:51,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:51,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:37:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:37:51,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:37:51,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 01:37:51,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 01:37:51,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:37:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:37:51,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:51,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:37:51,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:37:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:51,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:51,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:51,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 01:37:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:37:51,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:37:51,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:37:51,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:37:51,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:37:51,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:37:51,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:51,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:37:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:37:51,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:37:51,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:37:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:37:51,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:37:51,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:37:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:37:51,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-15 01:37:51,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:37:51,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:37:51,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:37:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:37:51,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:51,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:51,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:51,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:51,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:37:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:51,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:51,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:51,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:51,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:51,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-15 01:37:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:51,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:51,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:51,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-15 01:37:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:51,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:51,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:51,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:51,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:51,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:51,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:51,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:51,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:51,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:51,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:51,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:51,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:37:51,507 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [932428407] [2020-10-15 01:37:51,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:37:51,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 01:37:51,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375783079] [2020-10-15 01:37:51,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 01:37:51,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:37:51,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 01:37:51,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:37:51,509 INFO L87 Difference]: Start difference. First operand 322 states and 393 transitions. Second operand 13 states. [2020-10-15 01:37:52,103 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:52,923 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:37:53,162 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:37:53,416 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:37:53,678 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:37:55,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:37:55,050 INFO L93 Difference]: Finished difference Result 758 states and 1050 transitions. [2020-10-15 01:37:55,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 01:37:55,051 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 107 [2020-10-15 01:37:55,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:37:55,056 INFO L225 Difference]: With dead ends: 758 [2020-10-15 01:37:55,056 INFO L226 Difference]: Without dead ends: 464 [2020-10-15 01:37:55,059 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=160, Invalid=440, Unknown=0, NotChecked=0, Total=600 [2020-10-15 01:37:55,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2020-10-15 01:37:55,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 344. [2020-10-15 01:37:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2020-10-15 01:37:55,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 419 transitions. [2020-10-15 01:37:55,143 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 419 transitions. Word has length 107 [2020-10-15 01:37:55,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:37:55,146 INFO L479 AbstractCegarLoop]: Abstraction has 344 states and 419 transitions. [2020-10-15 01:37:55,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 01:37:55,146 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 419 transitions. [2020-10-15 01:37:55,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-15 01:37:55,153 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:37:55,154 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:37:55,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:37:55,154 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:37:55,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:37:55,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1747749647, now seen corresponding path program 1 times [2020-10-15 01:37:55,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:37:55,155 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1045375212] [2020-10-15 01:37:55,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:37:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:55,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:55,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-15 01:37:56,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:37:56,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1252 [2020-10-15 01:37:56,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:37:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 01:37:56,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-15 01:37:56,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:56,699 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:37:56,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:37:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:56,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 01:37:56,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:56,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:56,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:56,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:37:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:56,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:37:56,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:56,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:56,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:56,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:37:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:56,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:37:56,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:56,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:56,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:56,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:37:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:56,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:56,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:56,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:56,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:56,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:37:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:37:56,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:37:56,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:56,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:56,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:37:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:56,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:56,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:37:56,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:56,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:37:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:56,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:56,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:56,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:56,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:37:56,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-15 01:37:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:37:56,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:37:56,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 01:37:56,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:37:56,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:37:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:37:56,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:37:56,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:37:56,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:37:56,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:37:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:56,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:37:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:37:56,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:37:56,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:37:56,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:37:56,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:56,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:37:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:37:56,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:37:56,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:37:56,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:56,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:37:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:56,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:56,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:37:56,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:37:56,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:37:56,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 01:37:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:56,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:37:56,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:56,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-15 01:37:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:37:56,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:37:56,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:37:56,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:37:56,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:37:56,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:37:56,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:37:56,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:37:56,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:37:56,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:37:56,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:37:56,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:37:56,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:37:56,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1045375212] [2020-10-15 01:37:56,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:37:56,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 01:37:56,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911233215] [2020-10-15 01:37:56,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 01:37:56,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:37:56,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 01:37:56,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:37:56,979 INFO L87 Difference]: Start difference. First operand 344 states and 419 transitions. Second operand 10 states. [2020-10-15 01:37:57,469 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:37:58,139 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:37:58,414 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:37:58,701 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:37:59,936 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:38:00,200 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:00,444 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:01,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:01,914 INFO L93 Difference]: Finished difference Result 1155 states and 1674 transitions. [2020-10-15 01:38:01,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-15 01:38:01,915 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-10-15 01:38:01,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:01,927 INFO L225 Difference]: With dead ends: 1155 [2020-10-15 01:38:01,927 INFO L226 Difference]: Without dead ends: 839 [2020-10-15 01:38:01,930 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=199, Invalid=503, Unknown=0, NotChecked=0, Total=702 [2020-10-15 01:38:01,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2020-10-15 01:38:02,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 617. [2020-10-15 01:38:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2020-10-15 01:38:02,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 759 transitions. [2020-10-15 01:38:02,119 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 759 transitions. Word has length 88 [2020-10-15 01:38:02,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:02,120 INFO L479 AbstractCegarLoop]: Abstraction has 617 states and 759 transitions. [2020-10-15 01:38:02,120 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 01:38:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 759 transitions. [2020-10-15 01:38:02,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-15 01:38:02,127 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:02,127 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:38:02,127 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:38:02,127 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:02,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:02,128 INFO L82 PathProgramCache]: Analyzing trace with hash -211454262, now seen corresponding path program 1 times [2020-10-15 01:38:02,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:02,128 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [938378429] [2020-10-15 01:38:02,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:02,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:02,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:02,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:05,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-15 01:38:07,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:38:07,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 01:38:07,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:38:07,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-15 01:38:07,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 112 [2020-10-15 01:38:07,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,404 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:07,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:38:07,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:07,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:07,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:07,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:07,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:07,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:07,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:07,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:07,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:38:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:07,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:07,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:38:07,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:38:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-15 01:38:07,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:38:07,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:07,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:38:07,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:38:07,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:38:07,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:38:07,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:38:07,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:07,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:07,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:07,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:07,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:07,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:38:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:38:07,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:07,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:07,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:38:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:07,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 01:38:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:07,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:07,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:07,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 01:38:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:38:07,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:38:07,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:38:07,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:38:07,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:38:07,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:38:07,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:38:07,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:38:07,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:38:07,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:07,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:38:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:07,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:38:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:38:07,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:07,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:07,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:38:07,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:07,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:07,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:07,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:07,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-15 01:38:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:07,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:07,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-15 01:38:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:07,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:07,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:07,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:07,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:07,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:07,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:07,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:07,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:07,821 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-15 01:38:07,822 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [938378429] [2020-10-15 01:38:07,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:38:07,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 01:38:07,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307995878] [2020-10-15 01:38:07,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 01:38:07,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:07,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 01:38:07,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:38:07,824 INFO L87 Difference]: Start difference. First operand 617 states and 759 transitions. Second operand 15 states. [2020-10-15 01:38:08,361 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:38:09,050 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:09,965 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:38:10,278 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:11,711 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-15 01:38:12,184 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-15 01:38:12,692 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-15 01:38:13,167 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-10-15 01:38:13,446 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:38:14,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:14,772 INFO L93 Difference]: Finished difference Result 1495 states and 2107 transitions. [2020-10-15 01:38:14,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-15 01:38:14,773 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 146 [2020-10-15 01:38:14,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:14,782 INFO L225 Difference]: With dead ends: 1495 [2020-10-15 01:38:14,782 INFO L226 Difference]: Without dead ends: 906 [2020-10-15 01:38:14,786 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=463, Invalid=1793, Unknown=0, NotChecked=0, Total=2256 [2020-10-15 01:38:14,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 906 states. [2020-10-15 01:38:14,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 906 to 599. [2020-10-15 01:38:14,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 599 states. [2020-10-15 01:38:14,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 730 transitions. [2020-10-15 01:38:14,918 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 730 transitions. Word has length 146 [2020-10-15 01:38:14,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:14,919 INFO L479 AbstractCegarLoop]: Abstraction has 599 states and 730 transitions. [2020-10-15 01:38:14,919 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 01:38:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 730 transitions. [2020-10-15 01:38:14,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-15 01:38:14,923 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:14,923 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-10-15 01:38:14,924 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:38:14,924 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:14,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:14,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1636877009, now seen corresponding path program 1 times [2020-10-15 01:38:14,925 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:14,925 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [133666830] [2020-10-15 01:38:14,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:14,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:14,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:19,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:19,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-15 01:38:19,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 01:38:19,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-15 01:38:19,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:19,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:19,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-15 01:38:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-15 01:38:19,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,229 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:20,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:20,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 01:38:20,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:20,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:20,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:20,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:38:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:20,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:20,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:38:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-15 01:38:20,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:38:20,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:38:20,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:38:20,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:38:20,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:38:20,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:20,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:20,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:20,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:38:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:38:20,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:38:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-15 01:38:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 01:38:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:38:20,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:38:20,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-15 01:38:20,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:38:20,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:20,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:20,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:20,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:20,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-15 01:38:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:20,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:20,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-15 01:38:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:20,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:20,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-15 01:38:20,502 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [133666830] [2020-10-15 01:38:20,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:38:20,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:38:20,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383330655] [2020-10-15 01:38:20,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:38:20,506 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:20,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:38:20,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:38:20,513 INFO L87 Difference]: Start difference. First operand 599 states and 730 transitions. Second operand 9 states. [2020-10-15 01:38:21,157 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:38:22,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:22,586 INFO L93 Difference]: Finished difference Result 1106 states and 1492 transitions. [2020-10-15 01:38:22,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 01:38:22,587 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 146 [2020-10-15 01:38:22,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:22,596 INFO L225 Difference]: With dead ends: 1106 [2020-10-15 01:38:22,597 INFO L226 Difference]: Without dead ends: 844 [2020-10-15 01:38:22,599 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2020-10-15 01:38:22,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2020-10-15 01:38:22,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 572. [2020-10-15 01:38:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 572 states. [2020-10-15 01:38:22,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 674 transitions. [2020-10-15 01:38:22,759 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 674 transitions. Word has length 146 [2020-10-15 01:38:22,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:22,760 INFO L479 AbstractCegarLoop]: Abstraction has 572 states and 674 transitions. [2020-10-15 01:38:22,760 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:38:22,760 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 674 transitions. [2020-10-15 01:38:22,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-15 01:38:22,765 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:22,765 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-10-15 01:38:22,765 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:38:22,765 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:22,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:22,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1137056589, now seen corresponding path program 1 times [2020-10-15 01:38:22,766 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:22,766 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [835976153] [2020-10-15 01:38:22,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:22,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:22,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:22,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:23,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:23,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:23,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:23,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:24,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 163 [2020-10-15 01:38:27,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:28,170 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:28,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-15 01:38:28,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:38:28,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:28,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:28,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:28,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:28,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:28,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:28,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:28,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:38:28,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:28,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:28,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:38:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:28,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:28,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:38:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-15 01:38:28,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:38:28,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-15 01:38:28,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:38:28,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:38:28,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-15 01:38:28,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:38:28,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:38:28,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:38:28,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:38:28,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:38:28,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:28,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:28,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:28,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:38:28,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:38:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:38:28,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:38:28,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 01:38:28,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:38:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 01:38:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:38:28,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:38:28,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:38:28,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:38:28,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 01:38:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:38:28,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:38:28,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:38:28,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:38:28,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:38:28,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:38:28,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 01:38:28,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:28,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:28,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:38:28,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:38:28,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:28,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:28,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:38:28,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:28,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:38:28,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:28,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:28,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:28,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:28,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-15 01:38:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:38:28,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-15 01:38:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:28,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:28,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:28,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:28,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:28,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:28,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:28,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:28,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:28,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:28,798 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-15 01:38:28,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [835976153] [2020-10-15 01:38:28,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:38:28,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:38:28,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019778602] [2020-10-15 01:38:28,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:38:28,801 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:28,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:38:28,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:38:28,802 INFO L87 Difference]: Start difference. First operand 572 states and 674 transitions. Second operand 12 states. [2020-10-15 01:38:29,395 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:30,168 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 189 [2020-10-15 01:38:32,578 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:33,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:33,918 INFO L93 Difference]: Finished difference Result 1871 states and 2468 transitions. [2020-10-15 01:38:33,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-15 01:38:33,919 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 150 [2020-10-15 01:38:33,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:33,929 INFO L225 Difference]: With dead ends: 1871 [2020-10-15 01:38:33,930 INFO L226 Difference]: Without dead ends: 1327 [2020-10-15 01:38:33,934 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 59 SyntacticMatches, 4 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=338, Invalid=1468, Unknown=0, NotChecked=0, Total=1806 [2020-10-15 01:38:33,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1327 states. [2020-10-15 01:38:34,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1327 to 1153. [2020-10-15 01:38:34,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1153 states. [2020-10-15 01:38:34,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1357 transitions. [2020-10-15 01:38:34,160 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1357 transitions. Word has length 150 [2020-10-15 01:38:34,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:34,160 INFO L479 AbstractCegarLoop]: Abstraction has 1153 states and 1357 transitions. [2020-10-15 01:38:34,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:38:34,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1357 transitions. [2020-10-15 01:38:34,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-15 01:38:34,166 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:34,166 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-10-15 01:38:34,166 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:38:34,166 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:34,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:34,167 INFO L82 PathProgramCache]: Analyzing trace with hash 182941043, now seen corresponding path program 1 times [2020-10-15 01:38:34,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:34,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1919275032] [2020-10-15 01:38:34,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:34,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:34,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:34,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:34,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:34,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:35,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:35,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:35,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-15 01:38:35,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:38:35,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1710 [2020-10-15 01:38:35,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:35,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:35,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:38:35,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-15 01:38:35,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-15 01:38:35,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:36,188 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:36,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:38:36,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:36,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:36,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:36,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:36,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:36,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:36,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:38:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:38:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:38:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-15 01:38:36,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:38:36,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 01:38:36,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:38:36,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:38:36,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:36,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 01:38:36,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:38:36,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:38:36,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:36,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:38:36,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:36,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:36,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:36,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:36,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:38:36,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 01:38:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:38:36,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:38:36,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:36,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 01:38:36,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:38:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:36,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 01:38:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:38:36,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:38:36,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-15 01:38:36,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:36,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:38:36,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:36,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:36,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:36,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:36,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:36,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-15 01:38:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:36,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-15 01:38:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:36,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:36,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:36,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:36,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:36,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:36,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:36,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:36,613 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-15 01:38:36,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1919275032] [2020-10-15 01:38:36,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:38:36,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 01:38:36,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229318818] [2020-10-15 01:38:36,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:38:36,616 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:36,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:38:36,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:38:36,617 INFO L87 Difference]: Start difference. First operand 1153 states and 1357 transitions. Second operand 9 states. [2020-10-15 01:38:38,106 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:39,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:39,505 INFO L93 Difference]: Finished difference Result 2096 states and 2603 transitions. [2020-10-15 01:38:39,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-15 01:38:39,506 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 150 [2020-10-15 01:38:39,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:39,507 INFO L225 Difference]: With dead ends: 2096 [2020-10-15 01:38:39,507 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:38:39,513 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=163, Invalid=437, Unknown=0, NotChecked=0, Total=600 [2020-10-15 01:38:39,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:38:39,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:38:39,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:38:39,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:38:39,515 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2020-10-15 01:38:39,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:39,515 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:38:39,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:38:39,515 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:38:39,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:38:39,515 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:38:39,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:38:41,147 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 34 [2020-10-15 01:38:41,366 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 210 [2020-10-15 01:38:41,521 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 79 [2020-10-15 01:38:41,782 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 213 [2020-10-15 01:38:41,904 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 213 [2020-10-15 01:38:42,324 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 224 [2020-10-15 01:38:42,649 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 45 [2020-10-15 01:38:43,067 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 79 [2020-10-15 01:38:43,891 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 300 [2020-10-15 01:38:44,685 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 299 [2020-10-15 01:38:47,334 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 300 [2020-10-15 01:38:48,112 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 319 [2020-10-15 01:38:50,333 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 25 [2020-10-15 01:38:50,491 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-15 01:38:50,660 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-15 01:38:50,853 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:38:51,377 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2020-10-15 01:38:51,517 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 15 [2020-10-15 01:38:52,867 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 246 DAG size of output: 57 [2020-10-15 01:38:54,208 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 245 DAG size of output: 39 [2020-10-15 01:38:54,344 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 1 [2020-10-15 01:38:55,304 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 34 [2020-10-15 01:38:55,522 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:55,712 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:38:57,136 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 243 DAG size of output: 40 [2020-10-15 01:38:57,327 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:38:58,388 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 192 DAG size of output: 37 [2020-10-15 01:38:58,607 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:38:59,610 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 31 [2020-10-15 01:39:00,166 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-15 01:39:00,999 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 25 [2020-10-15 01:39:02,098 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 30 [2020-10-15 01:39:02,969 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 38 [2020-10-15 01:39:03,630 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 24 [2020-10-15 01:39:03,780 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-15 01:39:05,076 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 192 DAG size of output: 50 [2020-10-15 01:39:06,485 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 245 DAG size of output: 39 [2020-10-15 01:39:07,607 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-15 01:39:09,200 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 259 DAG size of output: 43 [2020-10-15 01:39:09,367 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-15 01:39:09,557 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:39:09,751 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:39:10,210 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-15 01:39:10,394 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 20 [2020-10-15 01:39:10,552 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-15 01:39:10,739 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:39:11,313 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 25 [2020-10-15 01:39:11,461 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-15 01:39:12,144 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-10-15 01:39:12,332 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 27 [2020-10-15 01:39:13,278 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 30 [2020-10-15 01:39:13,939 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 29 [2020-10-15 01:39:14,645 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 28 [2020-10-15 01:39:15,149 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-15 01:39:15,290 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 15 [2020-10-15 01:39:15,474 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:39:15,654 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2020-10-15 01:39:16,119 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 25 [2020-10-15 01:39:17,104 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 30 [2020-10-15 01:39:17,110 INFO L268 CegarLoopResult]: For program point L539(lines 516 540) no Hoare annotation was computed. [2020-10-15 01:39:17,110 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 492 547) no Hoare annotation was computed. [2020-10-15 01:39:17,110 INFO L268 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-10-15 01:39:17,110 INFO L268 CegarLoopResult]: For program point L523-1(lines 523 527) no Hoare annotation was computed. [2020-10-15 01:39:17,110 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 492 547) no Hoare annotation was computed. [2020-10-15 01:39:17,110 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-15 01:39:17,110 INFO L268 CegarLoopResult]: For program point L517-2(lines 517 538) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 492 547) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 599) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point L600(lines 573 601) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 548 607) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point L593-1(line 593) no Hoare annotation was computed. [2020-10-15 01:39:17,111 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 548 607) no Hoare annotation was computed. [2020-10-15 01:39:17,112 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 548 607) no Hoare annotation was computed. [2020-10-15 01:39:17,112 INFO L268 CegarLoopResult]: For program point L580(lines 580 584) no Hoare annotation was computed. [2020-10-15 01:39:17,112 INFO L268 CegarLoopResult]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2020-10-15 01:39:17,112 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 924 930) the Hoare annotation is: true [2020-10-15 01:39:17,112 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 924 930) no Hoare annotation was computed. [2020-10-15 01:39:17,112 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 931 939) no Hoare annotation was computed. [2020-10-15 01:39:17,112 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 931 939) the Hoare annotation is: true [2020-10-15 01:39:17,112 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 931 939) no Hoare annotation was computed. [2020-10-15 01:39:17,113 INFO L264 CegarLoopResult]: At program point L894(line 894) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,113 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 882 904) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,113 INFO L264 CegarLoopResult]: At program point L894-1(line 894) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,113 INFO L268 CegarLoopResult]: For program point L892(lines 892 899) no Hoare annotation was computed. [2020-10-15 01:39:17,113 INFO L268 CegarLoopResult]: For program point L892-1(lines 892 899) no Hoare annotation was computed. [2020-10-15 01:39:17,113 INFO L268 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-10-15 01:39:17,114 INFO L264 CegarLoopResult]: At program point L889(line 889) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,114 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 882 904) no Hoare annotation was computed. [2020-10-15 01:39:17,114 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,114 INFO L264 CegarLoopResult]: At program point L888-1(line 888) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,114 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 882 904) no Hoare annotation was computed. [2020-10-15 01:39:17,114 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 837 860) no Hoare annotation was computed. [2020-10-15 01:39:17,115 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 837 860) no Hoare annotation was computed. [2020-10-15 01:39:17,115 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 837 860) no Hoare annotation was computed. [2020-10-15 01:39:17,115 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-10-15 01:39:17,115 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-10-15 01:39:17,115 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-10-15 01:39:17,115 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-10-15 01:39:17,115 INFO L268 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L850(line 850) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L849(line 849) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L848(line 848) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L847(line 847) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L846(line 846) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L845(line 845) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L843(line 843) no Hoare annotation was computed. [2020-10-15 01:39:17,116 INFO L268 CegarLoopResult]: For program point L842(line 842) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 163 171) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point L191(lines 191 199) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point L191-2(lines 191 199) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point L179(lines 179 187) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 172 207) no Hoare annotation was computed. [2020-10-15 01:39:17,117 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 172 207) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 172 207) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 917 923) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 917 923) the Hoare annotation is: true [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 446 491) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 446 491) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 446 491) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 759 804) no Hoare annotation was computed. [2020-10-15 01:39:17,118 INFO L268 CegarLoopResult]: For program point L779(lines 779 786) no Hoare annotation was computed. [2020-10-15 01:39:17,119 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 759 804) no Hoare annotation was computed. [2020-10-15 01:39:17,119 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 759 804) no Hoare annotation was computed. [2020-10-15 01:39:17,119 INFO L268 CegarLoopResult]: For program point L773(lines 773 793) no Hoare annotation was computed. [2020-10-15 01:39:17,119 INFO L268 CegarLoopResult]: For program point L773-1(lines 773 793) no Hoare annotation was computed. [2020-10-15 01:39:17,120 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 868 878) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,120 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 868 878) no Hoare annotation was computed. [2020-10-15 01:39:17,120 INFO L264 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,121 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 868 878) no Hoare annotation was computed. [2020-10-15 01:39:17,121 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2020-10-15 01:39:17,121 INFO L271 CegarLoopResult]: At program point L157(line 157) the Hoare annotation is: true [2020-10-15 01:39:17,121 INFO L268 CegarLoopResult]: For program point L157-1(line 157) no Hoare annotation was computed. [2020-10-15 01:39:17,121 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2020-10-15 01:39:17,121 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 152 162) no Hoare annotation was computed. [2020-10-15 01:39:17,124 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2020-10-15 01:39:17,124 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2020-10-15 01:39:17,124 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2020-10-15 01:39:17,124 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 416 429) no Hoare annotation was computed. [2020-10-15 01:39:17,124 INFO L268 CegarLoopResult]: For program point L420(lines 420 426) no Hoare annotation was computed. [2020-10-15 01:39:17,125 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 416 429) the Hoare annotation is: true [2020-10-15 01:39:17,125 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 416 429) no Hoare annotation was computed. [2020-10-15 01:39:17,125 INFO L268 CegarLoopResult]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2020-10-15 01:39:17,125 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or .cse3 .cse1 .cse2 .cse4) (or .cse3 .cse5 .cse2 .cse4) (or .cse0 .cse5 .cse2))) [2020-10-15 01:39:17,125 INFO L264 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5) (or .cse4 .cse6 .cse3 .cse5) (or .cse0 .cse6 (and .cse2 (<= 1 processEnvironment_~tmp~1)) .cse3))) [2020-10-15 01:39:17,125 INFO L268 CegarLoopResult]: For program point L119(lines 119 127) no Hoare annotation was computed. [2020-10-15 01:39:17,125 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2020-10-15 01:39:17,125 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse3) (or .cse5 .cse1 .cse3 .cse6) (or .cse5 .cse4 .cse3 .cse6))) [2020-10-15 01:39:17,125 INFO L268 CegarLoopResult]: For program point L117-1(line 117) no Hoare annotation was computed. [2020-10-15 01:39:17,125 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3 .cse6) (or .cse0 .cse5 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3 .cse6))) [2020-10-15 01:39:17,126 INFO L268 CegarLoopResult]: For program point L115(lines 115 132) no Hoare annotation was computed. [2020-10-15 01:39:17,126 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse3) (or .cse6 .cse1 .cse3))) [2020-10-15 01:39:17,126 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2020-10-15 01:39:17,126 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2020-10-15 01:39:17,126 INFO L264 CegarLoopResult]: At program point testENTRY(lines 231 294) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,126 INFO L264 CegarLoopResult]: At program point L287(lines 240 288) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:39:17,126 INFO L268 CegarLoopResult]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2020-10-15 01:39:17,126 INFO L268 CegarLoopResult]: For program point L277(lines 277 281) no Hoare annotation was computed. [2020-10-15 01:39:17,126 INFO L264 CegarLoopResult]: At program point L277-2(lines 271 282) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse4) (and .cse1 .cse2 .cse5 .cse4) (and .cse2 .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse2 .cse6 .cse3) (and .cse0 .cse2 .cse6 .cse4))) [2020-10-15 01:39:17,126 INFO L268 CegarLoopResult]: For program point L242(lines 241 286) no Hoare annotation was computed. [2020-10-15 01:39:17,126 INFO L268 CegarLoopResult]: For program point L271(lines 271 282) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L264 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0)) (and .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse2 (= ~methaneLevelCritical~0 0) .cse4))) [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point L261(lines 261 267) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L264 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0)) (and .cse1 .cse2 .cse3 .cse4) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse5 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse2 .cse5 .cse4))) [2020-10-15 01:39:17,127 INFO L264 CegarLoopResult]: At program point L284(lines 241 286) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= test_~splverifierCounter~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0)) (and .cse1 .cse2 .cse3 .cse4) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse5 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse2 .cse5 .cse4))) [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point L251(lines 251 257) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point L733(lines 733 740) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 713 758) no Hoare annotation was computed. [2020-10-15 01:39:17,127 INFO L268 CegarLoopResult]: For program point L727(lines 727 747) no Hoare annotation was computed. [2020-10-15 01:39:17,128 INFO L268 CegarLoopResult]: For program point L727-1(lines 727 747) no Hoare annotation was computed. [2020-10-15 01:39:17,128 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 713 758) no Hoare annotation was computed. [2020-10-15 01:39:17,128 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 713 758) no Hoare annotation was computed. [2020-10-15 01:39:17,128 INFO L264 CegarLoopResult]: At program point L321(line 321) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse1 .cse2) (or .cse4 .cse3 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:39:17,128 INFO L268 CegarLoopResult]: For program point L319(lines 319 325) no Hoare annotation was computed. [2020-10-15 01:39:17,128 INFO L268 CegarLoopResult]: For program point L318(lines 318 328) no Hoare annotation was computed. [2020-10-15 01:39:17,128 INFO L264 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2 .cse4) (or .cse5 .cse3 .cse2 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))) (or .cse5 .cse1 .cse2))) [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point L316-1(line 316) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point L314(lines 314 331) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point L314-1(lines 306 334) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L264 CegarLoopResult]: At program point L312(line 312) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point L312-1(line 312) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 306 334) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 306 334) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 384 406) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point L392(lines 392 400) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point L392-2(lines 392 400) no Hoare annotation was computed. [2020-10-15 01:39:17,129 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 384 406) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 384 406) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 298 305) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 298 305) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 298 305) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 610 712) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point L634(lines 634 638) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point L698(lines 698 709) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point L661(lines 661 665) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point L659-2(lines 659 679) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point L680(lines 658 681) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 610 712) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point L639(lines 639 655) no Hoare annotation was computed. [2020-10-15 01:39:17,130 INFO L268 CegarLoopResult]: For program point L699(lines 699 706) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point L660(lines 659 679) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point L691(line 691) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point L691-1(line 691) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 610 712) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point L656(lines 656 697) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point L675(line 675) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point L675-1(line 675) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 907 916) no Hoare annotation was computed. [2020-10-15 01:39:17,131 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 907 916) no Hoare annotation was computed. [2020-10-15 01:39:17,132 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 907 916) no Hoare annotation was computed. [2020-10-15 01:39:17,132 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:39:17,132 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:39:17,132 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:39:17,132 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 136 143) no Hoare annotation was computed. [2020-10-15 01:39:17,132 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 136 143) no Hoare annotation was computed. [2020-10-15 01:39:17,132 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 136 143) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-15 01:39:17,133 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2020-10-15 01:39:17,133 INFO L268 CegarLoopResult]: For program point L217(lines 217 221) no Hoare annotation was computed. [2020-10-15 01:39:17,133 INFO L271 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: true [2020-10-15 01:39:17,133 INFO L268 CegarLoopResult]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2020-10-15 01:39:17,133 INFO L268 CegarLoopResult]: For program point L215-1(line 215) no Hoare annotation was computed. [2020-10-15 01:39:17,133 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2020-10-15 01:39:17,133 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 208 226) no Hoare annotation was computed. [2020-10-15 01:39:17,134 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 407 415) no Hoare annotation was computed. [2020-10-15 01:39:17,134 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 407 415) no Hoare annotation was computed. [2020-10-15 01:39:17,134 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 407 415) no Hoare annotation was computed. [2020-10-15 01:39:17,134 INFO L268 CegarLoopResult]: For program point L367-1(lines 363 374) no Hoare annotation was computed. [2020-10-15 01:39:17,134 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 363 374) the Hoare annotation is: (let ((.cse3 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3 .cse4 (not (<= 2 ~waterLevel~0))) (or .cse5 .cse0 .cse6 .cse2 .cse7) (or .cse0 .cse1 .cse6 .cse2 .cse7))) [2020-10-15 01:39:17,134 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 363 374) no Hoare annotation was computed. [2020-10-15 01:39:17,134 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:39:17,134 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:39:17,135 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:39:17,135 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 375 383) the Hoare annotation is: true [2020-10-15 01:39:17,135 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 375 383) no Hoare annotation was computed. [2020-10-15 01:39:17,135 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 375 383) no Hoare annotation was computed. [2020-10-15 01:39:17,135 INFO L264 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (or (not (= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 0))) (.cse10 (= ~methAndRunningLastTime~0 0)) (.cse15 (not (<= 2 |old(~waterLevel~0)|))) (.cse13 (= ~pumpRunning~0 0)) (.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse14 (not (<= |old(~waterLevel~0)| 0)))) (and (or (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 (and .cse6 .cse0 .cse7)) (or .cse2 .cse8) (or .cse9 (and .cse0 .cse1 .cse8) .cse3 .cse4 .cse5 (and .cse6 .cse0 .cse7 .cse10)) (or (and .cse11 .cse1) .cse12 .cse2 (and .cse11 .cse13) .cse3 .cse5) (or .cse0 .cse12 .cse2 .cse3 .cse5 .cse14) (or .cse15 .cse12 .cse2 .cse1 .cse3 .cse13) (or .cse12 .cse9 .cse3 .cse5 (and .cse11 .cse13 .cse10)) (or .cse15 .cse12 .cse9 .cse3 (and .cse13 .cse8)) (or .cse0 .cse12 .cse9 .cse3 .cse5 .cse14))) [2020-10-15 01:39:17,135 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 2 |old(~waterLevel~0)|)) .cse4 .cse5 .cse6 .cse1) (or .cse5 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse3) (or .cse0 .cse6))) [2020-10-15 01:39:17,135 INFO L268 CegarLoopResult]: For program point L57(lines 56 75) no Hoare annotation was computed. [2020-10-15 01:39:17,135 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (let ((.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0)) .cse3) (or (not (<= 2 |old(~waterLevel~0)|)) .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-15 01:39:17,136 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2020-10-15 01:39:17,136 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2020-10-15 01:39:17,136 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (let ((.cse7 (or (not (= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= |old(~pumpRunning~0)| 0))) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse10 (not (<= |old(~waterLevel~0)| 0))) (.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5) (or .cse1 .cse6 (and .cse7 .cse3 (= ~methAndRunningLastTime~0 0)) .cse4 .cse8) (or .cse9 .cse1 .cse2 .cse4 .cse8 .cse10) (or (and .cse7 .cse3) .cse1 .cse2 .cse4 .cse8) (or .cse6 (and .cse9 .cse3 .cse5) .cse4 .cse11 .cse8) (or (and .cse9 .cse3) .cse2 .cse4 .cse11 .cse8) (or .cse9 .cse1 .cse6 .cse4 .cse8 .cse10) (or .cse0 .cse1 .cse6 .cse4 (and .cse3 .cse5)))) [2020-10-15 01:39:17,136 INFO L271 CegarLoopResult]: At program point L832(lines 807 836) the Hoare annotation is: true [2020-10-15 01:39:17,136 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 807 836) no Hoare annotation was computed. [2020-10-15 01:39:17,136 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 807 836) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-15 01:39:17,136 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-10-15 01:39:17,136 INFO L268 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2020-10-15 01:39:17,137 INFO L271 CegarLoopResult]: At program point L821-1(lines 821 825) the Hoare annotation is: true [2020-10-15 01:39:17,137 INFO L268 CegarLoopResult]: For program point L818(line 818) no Hoare annotation was computed. [2020-10-15 01:39:17,137 INFO L271 CegarLoopResult]: At program point L817-2(lines 817 831) the Hoare annotation is: true [2020-10-15 01:39:17,137 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2020-10-15 01:39:17,137 INFO L268 CegarLoopResult]: For program point L813-1(line 813) no Hoare annotation was computed. [2020-10-15 01:39:17,137 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 339 350) the Hoare annotation is: (let ((.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse4) (or .cse0 .cse2 .cse6 .cse5 .cse4) (or .cse0 .cse2 .cse6 .cse3 .cse4))) [2020-10-15 01:39:17,137 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 339 350) no Hoare annotation was computed. [2020-10-15 01:39:17,137 INFO L268 CegarLoopResult]: For program point L343-1(lines 339 350) no Hoare annotation was computed. [2020-10-15 01:39:17,137 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 861 867) no Hoare annotation was computed. [2020-10-15 01:39:17,138 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 861 867) the Hoare annotation is: true [2020-10-15 01:39:17,138 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:39:17,138 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-15 01:39:17,138 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:39:17,138 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:39:17,138 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 85 109) the Hoare annotation is: (let ((.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse4) (or .cse3 .cse0 .cse1 .cse2 .cse4))) [2020-10-15 01:39:17,138 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 0)) .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse5 .cse2) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2 .cse3) (or .cse0 (and .cse4 (<= 2 ~waterLevel~0)) .cse5 .cse2 .cse3))) [2020-10-15 01:39:17,139 INFO L268 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2020-10-15 01:39:17,139 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2020-10-15 01:39:17,139 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse2))) [2020-10-15 01:39:17,139 INFO L268 CegarLoopResult]: For program point L91-1(line 91) no Hoare annotation was computed. [2020-10-15 01:39:17,139 INFO L268 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2020-10-15 01:39:17,139 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse2 .cse0 .cse1 .cse3) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse3))) [2020-10-15 01:39:17,139 INFO L268 CegarLoopResult]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2020-10-15 01:39:17,140 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1)))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse2) (or .cse0 .cse1 .cse4 .cse2 .cse3))) [2020-10-15 01:39:17,140 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 351 362) no Hoare annotation was computed. [2020-10-15 01:39:17,140 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 351 362) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse6 .cse4) (or .cse1 .cse2 .cse6 .cse5 .cse4))) [2020-10-15 01:39:17,140 INFO L268 CegarLoopResult]: For program point L355-1(lines 351 362) no Hoare annotation was computed. [2020-10-15 01:39:17,140 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 431 438) no Hoare annotation was computed. [2020-10-15 01:39:17,140 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 435) no Hoare annotation was computed. [2020-10-15 01:39:17,140 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 431 438) the Hoare annotation is: true [2020-10-15 01:39:17,141 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 431 438) no Hoare annotation was computed. [2020-10-15 01:39:17,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:39:17 BoogieIcfgContainer [2020-10-15 01:39:17,161 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:39:17,163 INFO L168 Benchmark]: Toolchain (without parser) took 110621.31 ms. Allocated memory was 146.8 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 102.0 MB in the beginning and 851.7 MB in the end (delta: -749.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-15 01:39:17,164 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-10-15 01:39:17,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.47 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 101.6 MB in the beginning and 168.5 MB in the end (delta: -66.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:39:17,165 INFO L168 Benchmark]: Boogie Preprocessor took 86.95 ms. Allocated memory is still 202.9 MB. Free memory was 168.5 MB in the beginning and 164.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:39:17,166 INFO L168 Benchmark]: RCFGBuilder took 1213.15 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 164.6 MB in the beginning and 192.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:39:17,167 INFO L168 Benchmark]: TraceAbstraction took 108615.95 ms. Allocated memory was 234.9 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 192.0 MB in the beginning and 851.7 MB in the end (delta: -659.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-15 01:39:17,173 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.47 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 101.6 MB in the beginning and 168.5 MB in the end (delta: -66.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.95 ms. Allocated memory is still 202.9 MB. Free memory was 168.5 MB in the beginning and 164.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1213.15 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 164.6 MB in the beginning and 192.0 MB in the end (delta: -27.3 MB). Peak memory consumption was 79.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 108615.95 ms. Allocated memory was 234.9 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 192.0 MB in the beginning and 851.7 MB in the end (delta: -659.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 435]: 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: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: (((((((!(\old(waterLevel) == 1) || (((1 <= pumpRunning && methaneLevelCritical == 1) && splverifierCounter <= 0) && 2 <= waterLevel)) || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (((splverifierCounter <= 0 && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(methAndRunningLastTime) == 0)) || (((1 <= pumpRunning && splverifierCounter <= 0) && methaneLevelCritical == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 70.9s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 33.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 37.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1148 SDtfs, 3954 SDslu, 1521 SDs, 0 SdLazy, 7979 SolverSat, 2743 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 559 GetRequests, 342 SyntacticMatches, 4 SemanticMatches, 213 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1755 ImplicationChecksByTransitivity, 13.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1153occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 1213 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 1982 PreInvPairs, 2211 NumberOfFragments, 2862 HoareAnnotationTreeSize, 1982 FomulaSimplifications, 449045345 FormulaSimplificationTreeSizeReduction, 9.9s HoareSimplificationTime, 59 FomulaSimplificationsInter, 9317194 FormulaSimplificationTreeSizeReductionInter, 27.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 35.8s InterpolantComputationTime, 898 NumberOfCodeBlocks, 898 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 890 ConstructedInterpolants, 0 QuantifiedInterpolants, 357109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 195/208 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...