/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:54:08,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:54:08,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:54:08,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:54:08,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:54:08,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:54:08,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:54:08,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:54:08,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:54:08,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:54:08,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:54:08,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:54:08,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:54:08,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:54:08,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:54:08,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:54:08,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:54:08,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:54:08,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:54:08,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:54:08,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:54:08,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:54:08,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:54:08,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:54:08,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:54:08,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:54:08,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:54:08,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:54:08,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:54:08,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:54:08,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:54:08,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:54:08,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:54:08,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:54:08,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:54:08,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:54:08,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:54:08,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:54:08,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:54:08,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:54:08,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:54:08,399 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 01:54:08,421 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:54:08,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:54:08,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:54:08,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:54:08,424 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:54:08,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:54:08,424 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:54:08,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:54:08,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:54:08,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:54:08,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:54:08,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:54:08,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:54:08,425 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:54:08,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:54:08,426 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:54:08,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:54:08,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:54:08,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:54:08,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:54:08,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:54:08,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:54:08,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:54:08,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:54:08,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:54:08,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:54:08,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:54:08,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:54:08,428 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:54:08,429 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 01:54:08,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:54:08,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:54:08,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:54:08,770 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:54:08,771 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:54:08,772 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c [2020-10-15 01:54:08,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ad835e93/c7bc1654570945b6b0c667d61f696541/FLAGb15ddc8b8 [2020-10-15 01:54:09,357 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:54:09,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product49.cil.c [2020-10-15 01:54:09,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ad835e93/c7bc1654570945b6b0c667d61f696541/FLAGb15ddc8b8 [2020-10-15 01:54:09,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ad835e93/c7bc1654570945b6b0c667d61f696541 [2020-10-15 01:54:09,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:54:09,669 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:54:09,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:54:09,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:54:09,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:54:09,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:54:09" (1/1) ... [2020-10-15 01:54:09,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4d4318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:09, skipping insertion in model container [2020-10-15 01:54:09,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:54:09" (1/1) ... [2020-10-15 01:54:09,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:54:09,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:54:10,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:54:10,205 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:54:10,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:54:10,320 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:54:10,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10 WrapperNode [2020-10-15 01:54:10,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:54:10,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:54:10,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:54:10,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:54:10,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (1/1) ... [2020-10-15 01:54:10,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (1/1) ... [2020-10-15 01:54:10,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (1/1) ... [2020-10-15 01:54:10,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (1/1) ... [2020-10-15 01:54:10,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (1/1) ... [2020-10-15 01:54:10,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (1/1) ... [2020-10-15 01:54:10,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (1/1) ... [2020-10-15 01:54:10,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:54:10,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:54:10,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:54:10,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:54:10,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (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 01:54:10,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:54:10,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:54:10,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:54:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:54:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:54:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:54:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:54:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:54:10,479 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:54:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:54:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:54:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:54:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:54:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:54:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:54:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:54:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:54:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:54:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:54:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:54:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:54:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:54:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:54:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:54:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:54:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:54:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:54:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:54:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:54:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:54:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:54:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:54:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:54:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:54:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:54:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:54:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:54:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:54:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:54:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-15 01:54:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-15 01:54:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-15 01:54:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:54:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:54:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:54:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:54:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:54:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:54:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:54:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:54:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:54:10,486 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:54:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:54:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:54:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:54:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-15 01:54:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-15 01:54:10,487 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:54:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:54:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:54:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:54:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:54:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:54:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:54:10,488 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:54:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:54:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:54:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:54:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:54:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:54:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:54:10,489 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:54:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-15 01:54:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:54:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:54:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:54:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:54:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:54:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:54:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:54:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:54:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:54:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:54:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:54:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:54:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:54:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:54:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:54:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:54:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:54:10,492 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:54:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:54:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:54:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:54:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:54:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:54:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:54:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:54:11,577 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:54:11,577 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:54:11,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:54:11 BoogieIcfgContainer [2020-10-15 01:54:11,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:54:11,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:54:11,584 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:54:11,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:54:11,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:54:09" (1/3) ... [2020-10-15 01:54:11,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9cbd6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:54:11, skipping insertion in model container [2020-10-15 01:54:11,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:54:10" (2/3) ... [2020-10-15 01:54:11,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9cbd6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:54:11, skipping insertion in model container [2020-10-15 01:54:11,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:54:11" (3/3) ... [2020-10-15 01:54:11,592 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product49.cil.c [2020-10-15 01:54:11,602 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:54:11,610 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:54:11,624 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:54:11,650 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:54:11,650 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:54:11,650 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:54:11,650 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:54:11,651 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:54:11,651 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:54:11,651 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:54:11,651 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:54:11,674 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states. [2020-10-15 01:54:11,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-15 01:54:11,684 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:54:11,686 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:54:11,686 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:54:11,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:54:11,693 INFO L82 PathProgramCache]: Analyzing trace with hash 464701397, now seen corresponding path program 1 times [2020-10-15 01:54:11,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:54:11,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [176448708] [2020-10-15 01:54:11,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:54:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:12,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:12,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:12,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:13,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:14,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:16,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:16,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-15 01:54:16,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:54:16,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4519 [2020-10-15 01:54:16,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:16,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:16,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:54:16,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:16,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 85 [2020-10-15 01:54:16,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 15 [2020-10-15 01:54:17,129 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:54:17,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:17,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-15 01:54:17,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:54:17,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:54:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:17,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:17,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:17,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:54:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:17,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:17,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:17,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:54:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:17,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:17,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:17,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:54:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:17,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:17,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:17,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:54:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:17,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:54:17,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:17,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:54:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:17,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:54:17,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:54:17,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:17,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:17,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:17,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:54:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:17,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:17,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:17,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:17,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-15 01:54:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:17,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:17,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:17,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:17,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:17,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:54:17,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:17,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:17,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:17,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:17,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:17,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:54:17,426 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [176448708] [2020-10-15 01:54:17,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:54:17,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:54:17,429 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005568207] [2020-10-15 01:54:17,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:54:17,439 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:54:17,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:54:17,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:54:17,459 INFO L87 Difference]: Start difference. First operand 181 states. Second operand 8 states. [2020-10-15 01:54:18,047 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:18,867 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:54:20,191 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:20,491 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:54:20,934 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:54:21,200 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:54:21,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:54:21,704 INFO L93 Difference]: Finished difference Result 385 states and 511 transitions. [2020-10-15 01:54:21,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-15 01:54:21,706 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2020-10-15 01:54:21,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:54:21,723 INFO L225 Difference]: With dead ends: 385 [2020-10-15 01:54:21,723 INFO L226 Difference]: Without dead ends: 237 [2020-10-15 01:54:21,729 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:54:21,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2020-10-15 01:54:21,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 207. [2020-10-15 01:54:21,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2020-10-15 01:54:21,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 251 transitions. [2020-10-15 01:54:21,907 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 251 transitions. Word has length 59 [2020-10-15 01:54:21,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:54:21,908 INFO L479 AbstractCegarLoop]: Abstraction has 207 states and 251 transitions. [2020-10-15 01:54:21,908 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:54:21,908 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 251 transitions. [2020-10-15 01:54:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-10-15 01:54:21,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:54:21,922 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:54:21,922 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:54:21,922 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:54:21,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:54:21,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1758210415, now seen corresponding path program 1 times [2020-10-15 01:54:21,923 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:54:21,923 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333348611] [2020-10-15 01:54:21,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:54:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:22,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:22,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:22,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:22,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:22,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:22,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:26,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:26,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-10-15 01:54:26,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:54:26,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 01:54:26,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:26,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:26,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:26,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:26,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-15 01:54:26,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,245 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:54:27,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-15 01:54:27,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:54:27,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:54:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:27,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:27,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:54:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:27,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:27,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:54:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:27,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:27,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:54:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:27,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:27,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:54:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:27,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:27,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:54:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 01:54:27,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:54:27,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 01:54:27,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 01:54:27,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:27,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:27,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 01:54:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:54:27,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:54:27,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:27,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:54:27,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 01:54:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:27,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:27,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:54:27,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:27,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 01:54:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:54:27,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:54:27,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:54:27,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:54:27,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:54:27,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:54:27,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:54:27,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:54:27,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:54:27,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:54:27,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:54:27,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:54:27,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:54:27,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:54:27,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:54:27,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:27,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:54:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:27,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:27,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 01:54:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:27,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:27,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-15 01:54:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:27,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:27,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:27,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:27,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:27,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:27,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:27,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:27,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:27,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:27,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:27,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:27,685 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 01:54:27,686 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1333348611] [2020-10-15 01:54:27,687 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:54:27,687 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 01:54:27,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452508557] [2020-10-15 01:54:27,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 01:54:27,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:54:27,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 01:54:27,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-15 01:54:27,694 INFO L87 Difference]: Start difference. First operand 207 states and 251 transitions. Second operand 13 states. [2020-10-15 01:54:28,193 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:29,123 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:54:29,371 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:54:29,660 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:54:29,934 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:54:30,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:54:30,878 INFO L93 Difference]: Finished difference Result 452 states and 611 transitions. [2020-10-15 01:54:30,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 01:54:30,881 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 115 [2020-10-15 01:54:30,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:54:30,885 INFO L225 Difference]: With dead ends: 452 [2020-10-15 01:54:30,885 INFO L226 Difference]: Without dead ends: 273 [2020-10-15 01:54:30,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2020-10-15 01:54:30,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2020-10-15 01:54:30,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 218. [2020-10-15 01:54:30,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2020-10-15 01:54:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 266 transitions. [2020-10-15 01:54:30,981 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 266 transitions. Word has length 115 [2020-10-15 01:54:30,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:54:30,982 INFO L479 AbstractCegarLoop]: Abstraction has 218 states and 266 transitions. [2020-10-15 01:54:30,982 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 01:54:30,982 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 266 transitions. [2020-10-15 01:54:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-15 01:54:30,986 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:54:30,986 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:54:30,986 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:54:30,987 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:54:30,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:54:30,987 INFO L82 PathProgramCache]: Analyzing trace with hash 463270673, now seen corresponding path program 1 times [2020-10-15 01:54:30,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:54:30,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165592257] [2020-10-15 01:54:30,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:54:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-15 01:54:31,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 246 [2020-10-15 01:54:31,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:31,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-15 01:54:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:31,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:31,528 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:54:31,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:31,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 01:54:31,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:54:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:31,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-15 01:54:31,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:54:31,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:54:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:31,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:31,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:54:31,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:54:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:31,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:31,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:54:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:31,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:54:31,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:31,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:54:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:31,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:31,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:54:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:31,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:31,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:31,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:31,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:54:31,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:54:31,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:54:31,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:31,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:54:31,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:31,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:31,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:54:31,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 01:54:31,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:31,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:54:31,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:31,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:54:31,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:54:31,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:31,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:54:31,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:31,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:54:31,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:54:31,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:54:31,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:31,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:31,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:54:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:31,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:31,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:31,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-15 01:54:31,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:31,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:31,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:31,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:31,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-15 01:54:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:31,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:31,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:31,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:31,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:31,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:31,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:31,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:31,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:31,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:31,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:54:31,935 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165592257] [2020-10-15 01:54:31,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:54:31,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:54:31,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221415427] [2020-10-15 01:54:31,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:54:31,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:54:31,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:54:31,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:54:31,939 INFO L87 Difference]: Start difference. First operand 218 states and 266 transitions. Second operand 8 states. [2020-10-15 01:54:33,007 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:54:33,290 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:54:33,538 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:54:34,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:54:34,329 INFO L93 Difference]: Finished difference Result 466 states and 626 transitions. [2020-10-15 01:54:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:54:34,331 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-10-15 01:54:34,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:54:34,340 INFO L225 Difference]: With dead ends: 466 [2020-10-15 01:54:34,341 INFO L226 Difference]: Without dead ends: 276 [2020-10-15 01:54:34,345 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:54:34,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-10-15 01:54:34,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 222. [2020-10-15 01:54:34,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-10-15 01:54:34,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 270 transitions. [2020-10-15 01:54:34,397 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 270 transitions. Word has length 92 [2020-10-15 01:54:34,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:54:34,397 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 270 transitions. [2020-10-15 01:54:34,397 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:54:34,398 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 270 transitions. [2020-10-15 01:54:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-15 01:54:34,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:54:34,399 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:54:34,399 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:54:34,399 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:54:34,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:54:34,400 INFO L82 PathProgramCache]: Analyzing trace with hash -2106215726, now seen corresponding path program 1 times [2020-10-15 01:54:34,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:54:34,400 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [738265174] [2020-10-15 01:54:34,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:54:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:34,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:34,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:34,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 136 [2020-10-15 01:54:34,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:34,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 506 [2020-10-15 01:54:34,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:34,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:34,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 01:54:34,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:34,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-15 01:54:34,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,176 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:54:35,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:35,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-15 01:54:35,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:54:35,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:35,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:54:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:35,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:35,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:35,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:35,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:54:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:35,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:35,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:35,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:54:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:35,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:35,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:35,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:54:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:35,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:35,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:35,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:54:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:35,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:35,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:35,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:35,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 01:54:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:35,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:54:35,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:54:35,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:35,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:35,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:35,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:35,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:35,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:35,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:54:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:54:35,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:54:35,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:54:35,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:54:35,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:54:35,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:54:35,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 01:54:35,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:35,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:54:35,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:54:35,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:54:35,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:54:35,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:35,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:54:35,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:54:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:35,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:35,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:35,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:35,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-15 01:54:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:35,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:35,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:35,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:35,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:35,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:35,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-15 01:54:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:35,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:35,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:35,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:35,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:35,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:35,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:35,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:35,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:35,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:35,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:35,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:54:35,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [738265174] [2020-10-15 01:54:35,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:54:35,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:54:35,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5718627] [2020-10-15 01:54:35,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:54:35,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:54:35,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:54:35,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:54:35,434 INFO L87 Difference]: Start difference. First operand 222 states and 270 transitions. Second operand 8 states. [2020-10-15 01:54:35,823 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:36,429 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:37,826 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:39,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:54:39,470 INFO L93 Difference]: Finished difference Result 835 states and 1174 transitions. [2020-10-15 01:54:39,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 01:54:39,471 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2020-10-15 01:54:39,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:54:39,476 INFO L225 Difference]: With dead ends: 835 [2020-10-15 01:54:39,477 INFO L226 Difference]: Without dead ends: 616 [2020-10-15 01:54:39,479 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-15 01:54:39,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2020-10-15 01:54:39,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 559. [2020-10-15 01:54:39,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 559 states. [2020-10-15 01:54:39,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 704 transitions. [2020-10-15 01:54:39,598 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 704 transitions. Word has length 92 [2020-10-15 01:54:39,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:54:39,599 INFO L479 AbstractCegarLoop]: Abstraction has 559 states and 704 transitions. [2020-10-15 01:54:39,599 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:54:39,599 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 704 transitions. [2020-10-15 01:54:39,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-15 01:54:39,600 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:54:39,601 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:54:39,601 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:54:39,601 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:54:39,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:54:39,601 INFO L82 PathProgramCache]: Analyzing trace with hash -302189332, now seen corresponding path program 1 times [2020-10-15 01:54:39,602 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:54:39,602 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1124772313] [2020-10-15 01:54:39,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:54:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:39,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:39,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-15 01:54:41,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:54:41,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1627 [2020-10-15 01:54:41,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-15 01:54:41,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:41,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-15 01:54:41,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:41,562 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:54:41,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-15 01:54:41,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:54:41,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:54:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:41,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:41,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:41,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:54:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:41,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:41,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:41,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:54:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:41,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:41,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:54:41,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:41,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:41,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:41,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:54:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:41,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:41,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:54:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:54:41,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:54:41,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:54:41,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:54:41,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:54:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:41,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:54:41,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:54:41,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:41,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:41,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-15 01:54:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:54:41,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:54:41,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:41,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:54:41,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:41,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:54:41,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:54:41,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:41,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:41,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:54:41,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:41,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:41,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:41,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:54:41,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:41,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:41,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:41,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:54:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:41,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:41,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:41,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 01:54:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:41,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:41,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:41,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:41,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 01:54:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:41,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:41,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:41,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:41,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:41,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:41,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:41,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:41,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:41,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:41,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:41,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:41,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:54:41,982 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1124772313] [2020-10-15 01:54:41,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:54:41,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 01:54:41,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918279641] [2020-10-15 01:54:41,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:54:41,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:54:41,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:54:41,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:54:41,985 INFO L87 Difference]: Start difference. First operand 559 states and 704 transitions. Second operand 12 states. [2020-10-15 01:54:42,564 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:43,221 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:44,371 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:54:44,663 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:54:44,914 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:54:45,187 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:54:45,465 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:54:47,022 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:54:47,303 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:54:48,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:54:48,207 INFO L93 Difference]: Finished difference Result 1557 states and 2103 transitions. [2020-10-15 01:54:48,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-15 01:54:48,208 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 96 [2020-10-15 01:54:48,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:54:48,217 INFO L225 Difference]: With dead ends: 1557 [2020-10-15 01:54:48,218 INFO L226 Difference]: Without dead ends: 1087 [2020-10-15 01:54:48,222 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-10-15 01:54:48,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states. [2020-10-15 01:54:48,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 908. [2020-10-15 01:54:48,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2020-10-15 01:54:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1148 transitions. [2020-10-15 01:54:48,382 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1148 transitions. Word has length 96 [2020-10-15 01:54:48,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:54:48,383 INFO L479 AbstractCegarLoop]: Abstraction has 908 states and 1148 transitions. [2020-10-15 01:54:48,383 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:54:48,383 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1148 transitions. [2020-10-15 01:54:48,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-15 01:54:48,385 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:54:48,386 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:54:48,386 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:54:48,386 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:54:48,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:54:48,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1029431621, now seen corresponding path program 1 times [2020-10-15 01:54:48,387 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:54:48,387 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414011066] [2020-10-15 01:54:48,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:54:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:48,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:48,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:48,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:48,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-15 01:54:53,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 01:54:53,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 01:54:53,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-15 01:54:53,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:53,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 176 [2020-10-15 01:54:53,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,682 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:54:53,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:53,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-15 01:54:53,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:53,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:54:53,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:54:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:53,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:53,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:53,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:53,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:54:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:53,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:53,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:53,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:54:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:53,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:53,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:53,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:53,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:54:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:53,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:53,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:53,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:53,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:54:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:53,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:53,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:53,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:54:53,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:54:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:53,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:54:53,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:54:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:54:53,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:54:53,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:54:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-15 01:54:53,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:54:53,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-15 01:54:53,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:54:53,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:54:53,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-15 01:54:53,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:53,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:53,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:53,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:54:53,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:53,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:53,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:53,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:53,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:53,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:54:53,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:53,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:53,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:53,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:53,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:53,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:53,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 01:54:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:53,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:54:54,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:54:54,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:54:54,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:54:54,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:54,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:54:54,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:54,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:54:54,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:54,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:54:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:54,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:54:54,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:54:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:54:54,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:54,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:54:54,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:54,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:54:54,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-15 01:54:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:54,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:54:54,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:54,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:54:54,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:54:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:54,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:54:54,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-15 01:54:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:54,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:54:54,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:54:54,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:54:54,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:54:54,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-15 01:54:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:54:54,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:54:54,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:54:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:54:54,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:54:54,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:54:54,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:54:54,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:54:54,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 01:54:54,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:54:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:54,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:54:54,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:54:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:54:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:54:54,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:54:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:54:54,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:54,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:54:54,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:54:54,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:54:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:54:54,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:54:54,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:54:54,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-15 01:54:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:54,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:54:54,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:54,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-15 01:54:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:54:54,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:54:54,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:54:54,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:54:54,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:54:54,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:54:54,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:54:54,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:54:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:54:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:54:54,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:54:54,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:54:54,342 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-15 01:54:54,342 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414011066] [2020-10-15 01:54:54,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:54:54,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-15 01:54:54,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190250625] [2020-10-15 01:54:54,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-15 01:54:54,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:54:54,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-15 01:54:54,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2020-10-15 01:54:54,347 INFO L87 Difference]: Start difference. First operand 908 states and 1148 transitions. Second operand 16 states. [2020-10-15 01:54:55,056 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-10-15 01:54:56,017 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 189 [2020-10-15 01:54:58,044 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-15 01:54:58,588 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-10-15 01:54:59,084 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-10-15 01:54:59,570 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195 [2020-10-15 01:55:00,904 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:55:01,162 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:55:01,411 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-15 01:55:01,663 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:55:03,397 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:55:04,290 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:55:04,764 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:55:05,538 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-10-15 01:55:06,052 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 196 [2020-10-15 01:55:06,553 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 200 [2020-10-15 01:55:06,951 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-15 01:55:07,298 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-15 01:55:07,626 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-10-15 01:55:12,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:55:12,002 INFO L93 Difference]: Finished difference Result 3478 states and 4852 transitions. [2020-10-15 01:55:12,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2020-10-15 01:55:12,003 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2020-10-15 01:55:12,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:55:12,026 INFO L225 Difference]: With dead ends: 3478 [2020-10-15 01:55:12,026 INFO L226 Difference]: Without dead ends: 2647 [2020-10-15 01:55:12,035 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 72 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2542 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=1060, Invalid=6080, Unknown=0, NotChecked=0, Total=7140 [2020-10-15 01:55:12,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2647 states. [2020-10-15 01:55:12,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2647 to 2330. [2020-10-15 01:55:12,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2330 states. [2020-10-15 01:55:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 2330 states and 3085 transitions. [2020-10-15 01:55:12,455 INFO L78 Accepts]: Start accepts. Automaton has 2330 states and 3085 transitions. Word has length 157 [2020-10-15 01:55:12,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:55:12,456 INFO L479 AbstractCegarLoop]: Abstraction has 2330 states and 3085 transitions. [2020-10-15 01:55:12,456 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-15 01:55:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 3085 transitions. [2020-10-15 01:55:12,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-15 01:55:12,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:55:12,464 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:55:12,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:55:12,464 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:55:12,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:55:12,464 INFO L82 PathProgramCache]: Analyzing trace with hash -2048040741, now seen corresponding path program 1 times [2020-10-15 01:55:12,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:55:12,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [990661464] [2020-10-15 01:55:12,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:55:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:12,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:12,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:12,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:13,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:13,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:13,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:13,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:16,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-15 01:55:17,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 01:55:17,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 01:55:17,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:55:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-15 01:55:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 01:55:17,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:55:17,757 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:55:17,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:55:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:17,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 01:55:17,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:55:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:55:17,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:55:17,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:55:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:55:17,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:55:17,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:55:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:17,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:17,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:55:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:55:17,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:55:17,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 01:55:17,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:55:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:17,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:17,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:55:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:17,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:55:17,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:55:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:55:17,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:55:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-15 01:55:17,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:55:17,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:55:17,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-15 01:55:17,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:55:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:55:17,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:55:17,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:55:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:17,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:17,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 01:55:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:55:17,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:55:17,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:17,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:17,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:17,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:17,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:17,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:17,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:55:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:17,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:17,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:17,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:55:17,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:17,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:55:18,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:55:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:55:18,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:55:18,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:55:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:55:18,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:55:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:18,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:55:18,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:55:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 01:55:18,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:55:18,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:55:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:18,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-15 01:55:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:55:18,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:55:18,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:55:18,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 01:55:18,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:55:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:18,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-15 01:55:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:18,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:55:18,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-15 01:55:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 01:55:18,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:55:18,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 01:55:18,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:55:18,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 01:55:18,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:55:18,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:55:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 01:55:18,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:55:18,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:55:18,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 01:55:18,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:55:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:18,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 01:55:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:55:18,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:55:18,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:55:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:55:18,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:55:18,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:55:18,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-15 01:55:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:18,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:55:18,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-15 01:55:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:55:18,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:55:18,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:55:18,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:55:18,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:55:18,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:55:18,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:55:18,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:55:18,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:55:18,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:55:18,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:55:18,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:55:18,286 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-15 01:55:18,287 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [990661464] [2020-10-15 01:55:18,287 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:55:18,287 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-15 01:55:18,291 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623479953] [2020-10-15 01:55:18,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:55:18,292 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:55:18,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:55:18,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:55:18,293 INFO L87 Difference]: Start difference. First operand 2330 states and 3085 transitions. Second operand 12 states. [2020-10-15 01:55:19,506 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:55:20,689 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:55:20,915 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:55:21,142 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:55:21,363 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:55:21,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:55:21,661 INFO L93 Difference]: Finished difference Result 2792 states and 3684 transitions. [2020-10-15 01:55:21,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 01:55:21,662 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 153 [2020-10-15 01:55:21,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:55:21,664 INFO L225 Difference]: With dead ends: 2792 [2020-10-15 01:55:21,664 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:55:21,674 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=145, Invalid=455, Unknown=0, NotChecked=0, Total=600 [2020-10-15 01:55:21,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:55:21,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:55:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:55:21,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:55:21,676 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2020-10-15 01:55:21,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:55:21,676 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:55:21,676 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:55:21,676 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:55:21,676 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:55:21,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:55:21,679 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:55:21,947 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 202 [2020-10-15 01:55:22,136 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-15 01:55:22,585 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-15 01:55:22,712 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 202 [2020-10-15 01:55:22,950 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 222 [2020-10-15 01:55:23,524 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 272 [2020-10-15 01:55:26,207 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 275 [2020-10-15 01:55:27,857 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 280 [2020-10-15 01:55:28,142 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 284 [2020-10-15 01:55:28,759 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 20 [2020-10-15 01:55:28,927 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-15 01:55:29,284 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:29,462 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-15 01:55:29,655 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 24 [2020-10-15 01:55:29,831 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-15 01:55:30,257 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 22 [2020-10-15 01:55:30,494 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 40 [2020-10-15 01:55:30,859 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-15 01:55:31,117 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-15 01:55:31,596 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 22 [2020-10-15 01:55:32,028 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 24 [2020-10-15 01:55:32,248 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:55:32,615 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:32,803 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-15 01:55:33,378 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 28 [2020-10-15 01:55:33,709 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:33,984 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-15 01:55:34,585 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 21 [2020-10-15 01:55:35,085 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 15 [2020-10-15 01:55:35,434 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 23 [2020-10-15 01:55:35,795 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 21 [2020-10-15 01:55:36,429 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 21 [2020-10-15 01:55:36,881 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-15 01:55:37,045 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 12 [2020-10-15 01:55:37,458 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 20 [2020-10-15 01:55:37,811 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:38,147 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:38,566 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-15 01:55:38,779 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 9 [2020-10-15 01:55:39,551 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 24 [2020-10-15 01:55:39,772 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-10-15 01:55:40,098 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 15 [2020-10-15 01:55:40,255 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-15 01:55:40,618 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:40,806 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-15 01:55:41,278 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 23 [2020-10-15 01:55:41,650 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-15 01:55:42,120 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 23 [2020-10-15 01:55:42,437 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 11 [2020-10-15 01:55:42,816 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-15 01:55:43,153 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:43,484 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 23 [2020-10-15 01:55:43,489 INFO L268 CegarLoopResult]: For program point L668(lines 645 669) no Hoare annotation was computed. [2020-10-15 01:55:43,489 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 621 676) no Hoare annotation was computed. [2020-10-15 01:55:43,489 INFO L268 CegarLoopResult]: For program point L652(lines 652 656) no Hoare annotation was computed. [2020-10-15 01:55:43,490 INFO L268 CegarLoopResult]: For program point L652-1(lines 652 656) no Hoare annotation was computed. [2020-10-15 01:55:43,490 INFO L268 CegarLoopResult]: For program point L647(line 647) no Hoare annotation was computed. [2020-10-15 01:55:43,490 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 621 676) no Hoare annotation was computed. [2020-10-15 01:55:43,490 INFO L268 CegarLoopResult]: For program point L646-2(lines 646 667) no Hoare annotation was computed. [2020-10-15 01:55:43,490 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 621 676) no Hoare annotation was computed. [2020-10-15 01:55:43,491 INFO L268 CegarLoopResult]: For program point L704(line 704) no Hoare annotation was computed. [2020-10-15 01:55:43,491 INFO L268 CegarLoopResult]: For program point L703-2(lines 703 728) no Hoare annotation was computed. [2020-10-15 01:55:43,491 INFO L268 CegarLoopResult]: For program point L729(lines 702 730) no Hoare annotation was computed. [2020-10-15 01:55:43,491 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 677 736) no Hoare annotation was computed. [2020-10-15 01:55:43,491 INFO L268 CegarLoopResult]: For program point L722(line 722) no Hoare annotation was computed. [2020-10-15 01:55:43,491 INFO L268 CegarLoopResult]: For program point L722-1(line 722) no Hoare annotation was computed. [2020-10-15 01:55:43,492 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 677 736) no Hoare annotation was computed. [2020-10-15 01:55:43,492 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 677 736) no Hoare annotation was computed. [2020-10-15 01:55:43,492 INFO L268 CegarLoopResult]: For program point L709(lines 709 713) no Hoare annotation was computed. [2020-10-15 01:55:43,492 INFO L268 CegarLoopResult]: For program point L709-1(lines 709 713) no Hoare annotation was computed. [2020-10-15 01:55:43,492 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 552 558) the Hoare annotation is: true [2020-10-15 01:55:43,492 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 552 558) no Hoare annotation was computed. [2020-10-15 01:55:43,493 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 559 567) no Hoare annotation was computed. [2020-10-15 01:55:43,493 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 559 567) the Hoare annotation is: true [2020-10-15 01:55:43,493 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 559 567) no Hoare annotation was computed. [2020-10-15 01:55:43,493 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 936 943) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-15 01:55:43,493 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 936 943) no Hoare annotation was computed. [2020-10-15 01:55:43,493 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 936 943) no Hoare annotation was computed. [2020-10-15 01:55:43,494 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 944 953) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-15 01:55:43,494 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 944 953) no Hoare annotation was computed. [2020-10-15 01:55:43,494 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 944 953) no Hoare annotation was computed. [2020-10-15 01:55:43,494 INFO L268 CegarLoopResult]: For program point L949(line 949) no Hoare annotation was computed. [2020-10-15 01:55:43,494 INFO L268 CegarLoopResult]: For program point L962-1(lines 954 982) no Hoare annotation was computed. [2020-10-15 01:55:43,494 INFO L271 CegarLoopResult]: At program point L960(line 960) the Hoare annotation is: true [2020-10-15 01:55:43,494 INFO L268 CegarLoopResult]: For program point L960-1(line 960) no Hoare annotation was computed. [2020-10-15 01:55:43,494 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 954 982) the Hoare annotation is: true [2020-10-15 01:55:43,495 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 954 982) no Hoare annotation was computed. [2020-10-15 01:55:43,495 INFO L264 CegarLoopResult]: At program point L969(line 969) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-15 01:55:43,495 INFO L268 CegarLoopResult]: For program point L967(lines 967 973) no Hoare annotation was computed. [2020-10-15 01:55:43,495 INFO L268 CegarLoopResult]: For program point L966(lines 966 976) no Hoare annotation was computed. [2020-10-15 01:55:43,495 INFO L264 CegarLoopResult]: At program point L964(line 964) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= 2 ~waterLevel~0))) [2020-10-15 01:55:43,495 INFO L268 CegarLoopResult]: For program point L964-1(line 964) no Hoare annotation was computed. [2020-10-15 01:55:43,495 INFO L268 CegarLoopResult]: For program point L962(lines 962 979) no Hoare annotation was computed. [2020-10-15 01:55:43,496 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 510 532) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,496 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 510 532) no Hoare annotation was computed. [2020-10-15 01:55:43,496 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 510 532) no Hoare annotation was computed. [2020-10-15 01:55:43,496 INFO L264 CegarLoopResult]: At program point L522(line 522) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,496 INFO L264 CegarLoopResult]: At program point L522-1(line 522) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,496 INFO L268 CegarLoopResult]: For program point L520(lines 520 527) no Hoare annotation was computed. [2020-10-15 01:55:43,496 INFO L268 CegarLoopResult]: For program point L520-1(lines 520 527) no Hoare annotation was computed. [2020-10-15 01:55:43,496 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,497 INFO L264 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,497 INFO L264 CegarLoopResult]: At program point L516-1(line 516) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 464 487) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 464 487) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 464 487) no Hoare annotation was computed. [2020-10-15 01:55:43,497 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 168 176) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 168 176) the Hoare annotation is: true [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 168 176) no Hoare annotation was computed. [2020-10-15 01:55:43,498 INFO L268 CegarLoopResult]: For program point L241(lines 241 245) no Hoare annotation was computed. [2020-10-15 01:55:43,499 INFO L271 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: true [2020-10-15 01:55:43,499 INFO L268 CegarLoopResult]: For program point L241-2(lines 241 245) no Hoare annotation was computed. [2020-10-15 01:55:43,499 INFO L268 CegarLoopResult]: For program point L239-1(line 239) no Hoare annotation was computed. [2020-10-15 01:55:43,499 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 232 250) the Hoare annotation is: true [2020-10-15 01:55:43,499 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 232 250) no Hoare annotation was computed. [2020-10-15 01:55:43,499 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 232 250) no Hoare annotation was computed. [2020-10-15 01:55:43,499 INFO L268 CegarLoopResult]: For program point L184(lines 184 192) no Hoare annotation was computed. [2020-10-15 01:55:43,499 INFO L268 CegarLoopResult]: For program point L184-2(lines 184 192) no Hoare annotation was computed. [2020-10-15 01:55:43,499 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 177 212) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point L207-1(line 207) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 177 212) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point L196(lines 196 204) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 177 212) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point L196-2(lines 196 204) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 545 551) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 545 551) the Hoare annotation is: true [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 575 620) no Hoare annotation was computed. [2020-10-15 01:55:43,500 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 575 620) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 575 620) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 888 933) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point L908(lines 908 915) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 888 933) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point L902(lines 902 922) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 888 933) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point L902-1(lines 902 922) no Hoare annotation was computed. [2020-10-15 01:55:43,501 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 496 506) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,501 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 496 506) no Hoare annotation was computed. [2020-10-15 01:55:43,502 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 496 506) no Hoare annotation was computed. [2020-10-15 01:55:43,502 INFO L264 CegarLoopResult]: At program point L501(line 501) 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) (= ~pumpRunning~0 0))) [2020-10-15 01:55:43,502 INFO L268 CegarLoopResult]: For program point L162-1(line 162) no Hoare annotation was computed. [2020-10-15 01:55:43,502 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 157 167) no Hoare annotation was computed. [2020-10-15 01:55:43,502 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 157 167) no Hoare annotation was computed. [2020-10-15 01:55:43,502 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 157 167) no Hoare annotation was computed. [2020-10-15 01:55:43,502 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-15 01:55:43,502 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 149 156) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-15 01:55:43,503 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 149 156) no Hoare annotation was computed. [2020-10-15 01:55:43,503 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 149 156) no Hoare annotation was computed. [2020-10-15 01:55:43,503 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 400 413) no Hoare annotation was computed. [2020-10-15 01:55:43,503 INFO L268 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2020-10-15 01:55:43,503 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 400 413) the Hoare annotation is: true [2020-10-15 01:55:43,503 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 400 413) no Hoare annotation was computed. [2020-10-15 01:55:43,503 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and (not (= 0 processEnvironment_~tmp~1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))))) [2020-10-15 01:55:43,503 INFO L268 CegarLoopResult]: For program point L124(lines 124 132) no Hoare annotation was computed. [2020-10-15 01:55:43,503 INFO L264 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1))) [2020-10-15 01:55:43,504 INFO L268 CegarLoopResult]: For program point L122-1(line 122) no Hoare annotation was computed. [2020-10-15 01:55:43,504 INFO L268 CegarLoopResult]: For program point L120(lines 120 137) no Hoare annotation was computed. [2020-10-15 01:55:43,504 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 116 140) no Hoare annotation was computed. [2020-10-15 01:55:43,504 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 116 140) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-15 01:55:43,504 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) (and .cse0 (= ~pumpRunning~0 0)) .cse1))) [2020-10-15 01:55:43,504 INFO L268 CegarLoopResult]: For program point L135-1(lines 116 140) no Hoare annotation was computed. [2020-10-15 01:55:43,504 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-15 01:55:43,504 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-10-15 01:55:43,505 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-10-15 01:55:43,505 INFO L264 CegarLoopResult]: At program point testENTRY(lines 255 318) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,505 INFO L264 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (let ((.cse1 (+ |old(~waterLevel~0)| 1))) (and .cse0 (<= ~waterLevel~0 .cse1) (<= .cse1 ~waterLevel~0))) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)))) [2020-10-15 01:55:43,505 INFO L268 CegarLoopResult]: For program point L285(lines 285 291) no Hoare annotation was computed. [2020-10-15 01:55:43,505 INFO L268 CegarLoopResult]: For program point L285-1(lines 285 291) no Hoare annotation was computed. [2020-10-15 01:55:43,505 INFO L268 CegarLoopResult]: For program point testFINAL(lines 255 318) no Hoare annotation was computed. [2020-10-15 01:55:43,505 INFO L264 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= 2 ~waterLevel~0) .cse0))) [2020-10-15 01:55:43,506 INFO L264 CegarLoopResult]: At program point L308(lines 265 310) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= 2 ~waterLevel~0) .cse0))) [2020-10-15 01:55:43,506 INFO L268 CegarLoopResult]: For program point L275(lines 275 281) no Hoare annotation was computed. [2020-10-15 01:55:43,506 INFO L268 CegarLoopResult]: For program point L275-1(lines 275 281) no Hoare annotation was computed. [2020-10-15 01:55:43,506 INFO L268 CegarLoopResult]: For program point L267(lines 267 271) no Hoare annotation was computed. [2020-10-15 01:55:43,506 INFO L264 CegarLoopResult]: At program point L311(lines 264 312) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 0))) [2020-10-15 01:55:43,506 INFO L268 CegarLoopResult]: For program point L301(lines 301 305) no Hoare annotation was computed. [2020-10-15 01:55:43,506 INFO L264 CegarLoopResult]: At program point L301-2(lines 295 306) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (let ((.cse1 (+ |old(~waterLevel~0)| 1))) (and .cse0 (<= ~waterLevel~0 .cse1) (<= .cse1 ~waterLevel~0))) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)))) [2020-10-15 01:55:43,506 INFO L268 CegarLoopResult]: For program point L266(lines 265 310) no Hoare annotation was computed. [2020-10-15 01:55:43,506 INFO L268 CegarLoopResult]: For program point L295(lines 295 306) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point testEXIT(lines 255 318) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point L862(lines 862 869) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 842 887) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point L856(lines 856 876) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point L856-1(lines 856 876) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 842 887) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 842 887) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 414 422) no Hoare annotation was computed. [2020-10-15 01:55:43,507 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 414 422) the Hoare annotation is: true [2020-10-15 01:55:43,507 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 414 422) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 368 390) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point L376(lines 376 384) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point L376-2(lines 376 384) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 368 390) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 368 390) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 535 544) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 535 544) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 535 544) no Hoare annotation was computed. [2020-10-15 01:55:43,508 INFO L268 CegarLoopResult]: For program point L768(lines 768 784) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 739 841) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L828(lines 828 835) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L789(lines 788 808) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L820-1(line 820) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L785(lines 785 826) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 739 841) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L804-1(line 804) no Hoare annotation was computed. [2020-10-15 01:55:43,509 INFO L268 CegarLoopResult]: For program point L763(lines 763 767) no Hoare annotation was computed. [2020-10-15 01:55:43,510 INFO L268 CegarLoopResult]: For program point L827(lines 827 838) no Hoare annotation was computed. [2020-10-15 01:55:43,510 INFO L268 CegarLoopResult]: For program point L790(lines 790 794) no Hoare annotation was computed. [2020-10-15 01:55:43,510 INFO L268 CegarLoopResult]: For program point L788-2(lines 788 808) no Hoare annotation was computed. [2020-10-15 01:55:43,510 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 739 841) no Hoare annotation was computed. [2020-10-15 01:55:43,510 INFO L268 CegarLoopResult]: For program point L809(lines 787 810) no Hoare annotation was computed. [2020-10-15 01:55:43,510 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:55:43,510 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.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~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.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)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.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~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:55:43,511 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:55:43,511 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 141 148) no Hoare annotation was computed. [2020-10-15 01:55:43,511 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 141 148) no Hoare annotation was computed. [2020-10-15 01:55:43,511 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 141 148) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 2 ~waterLevel~0))) [2020-10-15 01:55:43,511 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 213 231) no Hoare annotation was computed. [2020-10-15 01:55:43,511 INFO L268 CegarLoopResult]: For program point L222(lines 222 226) no Hoare annotation was computed. [2020-10-15 01:55:43,511 INFO L271 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: true [2020-10-15 01:55:43,511 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 226) no Hoare annotation was computed. [2020-10-15 01:55:43,512 INFO L268 CegarLoopResult]: For program point L220-1(line 220) no Hoare annotation was computed. [2020-10-15 01:55:43,512 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 213 231) the Hoare annotation is: true [2020-10-15 01:55:43,512 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 213 231) no Hoare annotation was computed. [2020-10-15 01:55:43,512 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 391 399) the Hoare annotation is: true [2020-10-15 01:55:43,512 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 391 399) no Hoare annotation was computed. [2020-10-15 01:55:43,512 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 391 399) no Hoare annotation was computed. [2020-10-15 01:55:43,512 INFO L268 CegarLoopResult]: For program point L351-1(lines 347 358) no Hoare annotation was computed. [2020-10-15 01:55:43,512 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 347 358) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or .cse0 (not (= 2 ~waterLevel~0)) .cse1))) [2020-10-15 01:55:43,513 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 347 358) no Hoare annotation was computed. [2020-10-15 01:55:43,513 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:55:43,513 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:55:43,513 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:55:43,513 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 359 367) no Hoare annotation was computed. [2020-10-15 01:55:43,513 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 359 367) no Hoare annotation was computed. [2020-10-15 01:55:43,513 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 359 367) no Hoare annotation was computed. [2020-10-15 01:55:43,513 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and (= 2 ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-15 01:55:43,514 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-10-15 01:55:43,514 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-10-15 01:55:43,514 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= |old(~waterLevel~0)| 2)) .cse1))) [2020-10-15 01:55:43,514 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-10-15 01:55:43,514 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (= ~pumpRunning~0 0))) (let ((.cse0 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse5 (= 2 ~waterLevel~0) .cse7 .cse4 .cse6)) (.cse1 (not .cse7)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 (= ~waterLevel~0 0) (not (= |old(~waterLevel~0)| 0))) (or (and (= ~waterLevel~0 1) .cse4) .cse0 .cse3 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse1 .cse2) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2 (and (<= ~waterLevel~0 1) .cse6))))) [2020-10-15 01:55:43,514 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-10-15 01:55:43,515 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (let ((.cse6 (= 1 ~systemActive~0))) (let ((.cse0 (= ~waterLevel~0 1)) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 2 ~waterLevel~0) .cse6)) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not .cse6)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (= ~pumpRunning~0 0))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse3 (and .cse0 .cse4) .cse5 .cse1) (or .cse3 .cse5 .cse1 .cse2) (or (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2 (and (<= ~waterLevel~0 1) .cse4))))) [2020-10-15 01:55:43,515 INFO L268 CegarLoopResult]: For program point L448(lines 448 452) no Hoare annotation was computed. [2020-10-15 01:55:43,515 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 434 463) no Hoare annotation was computed. [2020-10-15 01:55:43,515 INFO L264 CegarLoopResult]: At program point L448-1(lines 448 452) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) (= ~waterLevel~0 1) .cse0 .cse1) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 0))))) [2020-10-15 01:55:43,515 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-15 01:55:43,515 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 434 463) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,515 INFO L264 CegarLoopResult]: At program point L444-2(lines 444 458) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) (= ~waterLevel~0 1) .cse0 .cse1) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 0))))) [2020-10-15 01:55:43,516 INFO L264 CegarLoopResult]: At program point L440(line 440) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-15 01:55:43,516 INFO L268 CegarLoopResult]: For program point L440-1(line 440) no Hoare annotation was computed. [2020-10-15 01:55:43,516 INFO L271 CegarLoopResult]: At program point L459(lines 434 463) the Hoare annotation is: true [2020-10-15 01:55:43,516 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-15 01:55:43,516 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 323 334) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= |old(~waterLevel~0)| 2)) (not (= 1 ~systemActive~0))) [2020-10-15 01:55:43,516 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 323 334) no Hoare annotation was computed. [2020-10-15 01:55:43,516 INFO L268 CegarLoopResult]: For program point L327-1(lines 323 334) no Hoare annotation was computed. [2020-10-15 01:55:43,516 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 488 494) no Hoare annotation was computed. [2020-10-15 01:55:43,517 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 488 494) the Hoare annotation is: true [2020-10-15 01:55:43,517 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:55:43,517 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) [2020-10-15 01:55:43,517 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:55:43,517 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:55:43,517 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 90 114) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-15 01:55:43,517 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-15 01:55:43,517 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-10-15 01:55:43,517 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-10-15 01:55:43,517 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 90 114) no Hoare annotation was computed. [2020-10-15 01:55:43,517 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= 2 ~waterLevel~0))))) [2020-10-15 01:55:43,517 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-10-15 01:55:43,518 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-10-15 01:55:43,518 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-15 01:55:43,518 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-10-15 01:55:43,518 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 335 346) no Hoare annotation was computed. [2020-10-15 01:55:43,518 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 335 346) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 2)) .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-15 01:55:43,518 INFO L268 CegarLoopResult]: For program point L339-1(lines 335 346) no Hoare annotation was computed. [2020-10-15 01:55:43,518 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 424 431) no Hoare annotation was computed. [2020-10-15 01:55:43,518 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 428) no Hoare annotation was computed. [2020-10-15 01:55:43,518 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 424 431) the Hoare annotation is: true [2020-10-15 01:55:43,518 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 424 431) no Hoare annotation was computed. [2020-10-15 01:55:43,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:55:43 BoogieIcfgContainer [2020-10-15 01:55:43,538 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:55:43,539 INFO L168 Benchmark]: Toolchain (without parser) took 93870.45 ms. Allocated memory was 144.2 MB in the beginning and 1.1 GB in the end (delta: 928.5 MB). Free memory was 99.1 MB in the beginning and 97.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 957.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:55:43,540 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 144.2 MB. Free memory was 118.7 MB in the beginning and 118.3 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-15 01:55:43,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.04 ms. Allocated memory was 144.2 MB in the beginning and 202.9 MB in the end (delta: 58.7 MB). Free memory was 99.1 MB in the beginning and 170.2 MB in the end (delta: -71.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:55:43,541 INFO L168 Benchmark]: Boogie Preprocessor took 89.35 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:55:43,542 INFO L168 Benchmark]: RCFGBuilder took 1171.08 ms. Allocated memory was 202.9 MB in the beginning and 232.8 MB in the end (delta: 29.9 MB). Free memory was 166.1 MB in the beginning and 194.4 MB in the end (delta: -28.3 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:55:43,543 INFO L168 Benchmark]: TraceAbstraction took 91953.32 ms. Allocated memory was 232.8 MB in the beginning and 1.1 GB in the end (delta: 839.9 MB). Free memory was 194.4 MB in the beginning and 97.1 MB in the end (delta: 97.3 MB). Peak memory consumption was 964.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:55:43,545 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 144.2 MB. Free memory was 118.7 MB in the beginning and 118.3 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.04 ms. Allocated memory was 144.2 MB in the beginning and 202.9 MB in the end (delta: 58.7 MB). Free memory was 99.1 MB in the beginning and 170.2 MB in the end (delta: -71.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.35 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 166.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1171.08 ms. Allocated memory was 202.9 MB in the beginning and 232.8 MB in the end (delta: 29.9 MB). Free memory was 166.1 MB in the beginning and 194.4 MB in the end (delta: -28.3 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 91953.32 ms. Allocated memory was 232.8 MB in the beginning and 1.1 GB in the end (delta: 839.9 MB). Free memory was 194.4 MB in the beginning and 97.1 MB in the end (delta: 97.3 MB). Peak memory consumption was 964.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 428]: 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: 434]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: ((!(\old(waterLevel) == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (waterLevel <= 1 && pumpRunning == 0) - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || ((\old(waterLevel) == waterLevel && splverifierCounter <= 0) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || (2 == waterLevel && splverifierCounter <= 0) - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || waterLevel == 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) && (((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (waterLevel <= 1 && pumpRunning == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 70.0s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 41.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1267 SDtfs, 3664 SDslu, 2420 SDs, 0 SdLazy, 10501 SolverSat, 2807 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 508 GetRequests, 304 SyntacticMatches, 2 SemanticMatches, 202 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3131 ImplicationChecksByTransitivity, 18.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2330occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 692 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 2369 PreInvPairs, 3103 NumberOfFragments, 1510 HoareAnnotationTreeSize, 2369 FomulaSimplifications, 2097941 FormulaSimplificationTreeSizeReduction, 6.5s HoareSimplificationTime, 61 FomulaSimplificationsInter, 93566 FormulaSimplificationTreeSizeReductionInter, 15.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 26.9s InterpolantComputationTime, 764 NumberOfCodeBlocks, 764 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 757 ConstructedInterpolants, 0 QuantifiedInterpolants, 317447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 105/113 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...