/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:09:38,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:09:38,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:09:38,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:09:38,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:09:38,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:09:38,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:09:38,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:09:38,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:09:38,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:09:38,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:09:38,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:09:38,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:09:38,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:09:38,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:09:38,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:09:38,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:09:38,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:09:38,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:09:38,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:09:38,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:09:38,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:09:38,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:09:38,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:09:38,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:09:38,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:09:38,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:09:38,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:09:38,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:09:38,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:09:38,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:09:38,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:09:38,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:09:38,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:09:38,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:09:38,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:09:38,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:09:38,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:09:38,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:09:38,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:09:38,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:09:38,480 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 [2020-10-28 17:09:38,530 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:09:38,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:09:38,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:09:38,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:09:38,535 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:09:38,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:09:38,536 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:09:38,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:09:38,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:09:38,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:09:38,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:09:38,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:09:38,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:09:38,539 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:09:38,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:09:38,539 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:09:38,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:09:38,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:09:38,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:09:38,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:09:38,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:09:38,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:09:38,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:09:38,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:09:38,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:09:38,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:09:38,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:09:38,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:09:38,543 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:09:38,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:09:38,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:09:39,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:09:39,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:09:39,030 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:09:39,030 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:09:39,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product58.cil.c [2020-10-28 17:09:39,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f64e8d5a5/e0b352afcff8428485a35c18f4985c63/FLAG90ab82be9 [2020-10-28 17:09:39,852 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:09:39,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product58.cil.c [2020-10-28 17:09:39,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f64e8d5a5/e0b352afcff8428485a35c18f4985c63/FLAG90ab82be9 [2020-10-28 17:09:40,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f64e8d5a5/e0b352afcff8428485a35c18f4985c63 [2020-10-28 17:09:40,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:09:40,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:09:40,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:09:40,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:09:40,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:09:40,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cbc4df0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40, skipping insertion in model container [2020-10-28 17:09:40,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:09:40,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:09:40,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:09:40,610 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:09:40,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:09:40,792 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:09:40,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40 WrapperNode [2020-10-28 17:09:40,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:09:40,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:09:40,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:09:40,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:09:40,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (1/1) ... [2020-10-28 17:09:40,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:09:40,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:09:40,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:09:40,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:09:40,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (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 [2020-10-28 17:09:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:09:41,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:09:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:09:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:09:41,067 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:09:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:09:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:09:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:09:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:09:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:09:41,070 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:09:41,070 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 17:09:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:09:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:09:41,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:09:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:09:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:09:41,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:09:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:09:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:09:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:09:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:09:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:09:41,073 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:09:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:09:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:09:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:09:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:09:41,074 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:09:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:09:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:09:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:09:41,075 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:09:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:09:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:09:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:09:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:09:41,076 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:09:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:09:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 17:09:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:09:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:09:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:09:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:09:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:09:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:09:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:09:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:09:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:09:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:09:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:09:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:09:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:09:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:09:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:09:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:09:41,080 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:09:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:09:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 17:09:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:09:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:09:41,081 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:09:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:09:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:09:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:09:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:09:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:09:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:09:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:09:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:09:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:09:41,083 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:09:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:09:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:09:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:09:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:09:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:09:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:09:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:09:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:09:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 17:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 17:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:09:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:09:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:09:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:09:42,528 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:09:42,529 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:09:42,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:09:42 BoogieIcfgContainer [2020-10-28 17:09:42,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:09:42,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:09:42,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:09:42,541 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:09:42,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:09:40" (1/3) ... [2020-10-28 17:09:42,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ec2f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:09:42, skipping insertion in model container [2020-10-28 17:09:42,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:09:40" (2/3) ... [2020-10-28 17:09:42,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22ec2f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:09:42, skipping insertion in model container [2020-10-28 17:09:42,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:09:42" (3/3) ... [2020-10-28 17:09:42,548 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product58.cil.c [2020-10-28 17:09:42,562 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:09:42,568 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:09:42,582 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:09:42,626 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:09:42,626 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:09:42,626 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:09:42,627 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:09:42,627 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:09:42,627 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:09:42,627 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:09:42,627 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:09:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states. [2020-10-28 17:09:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:09:42,659 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:42,660 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:09:42,661 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:42,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:42,668 INFO L82 PathProgramCache]: Analyzing trace with hash 254779020, now seen corresponding path program 1 times [2020-10-28 17:09:42,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:42,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [890807042] [2020-10-28 17:09:42,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:43,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:43,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:44,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:45,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:47,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:47,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:09:47,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:47,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:09:47,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:47,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:47,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:47,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:09:47,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:47,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:09:48,474 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:48,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:48,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 17:09:48,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:48,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:48,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:48,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:48,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:48,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:48,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:48,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:48,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:48,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:48,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:48,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:48,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:48,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:48,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:48,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:09:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:48,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:48,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:09:48,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:09:48,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:48,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:48,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:48,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:09:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:48,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:48,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:48,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-28 17:09:48,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:09:48,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:48,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:48,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:48,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:48,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:48,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:48,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:48,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:48,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:48,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:48,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [890807042] [2020-10-28 17:09:48,659 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:48,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:09:48,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959538527] [2020-10-28 17:09:48,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:09:48,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:48,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:09:48,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:09:48,693 INFO L87 Difference]: Start difference. First operand 204 states. Second operand 4 states. [2020-10-28 17:09:50,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:50,522 INFO L93 Difference]: Finished difference Result 350 states and 441 transitions. [2020-10-28 17:09:50,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:09:50,524 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:09:50,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:50,539 INFO L225 Difference]: With dead ends: 350 [2020-10-28 17:09:50,539 INFO L226 Difference]: Without dead ends: 190 [2020-10-28 17:09:50,545 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:09:50,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2020-10-28 17:09:50,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 158. [2020-10-28 17:09:50,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-10-28 17:09:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 183 transitions. [2020-10-28 17:09:50,661 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 183 transitions. Word has length 60 [2020-10-28 17:09:50,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:50,661 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 183 transitions. [2020-10-28 17:09:50,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:09:50,662 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 183 transitions. [2020-10-28 17:09:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:09:50,665 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:50,666 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] [2020-10-28 17:09:50,666 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:09:50,666 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:50,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:50,667 INFO L82 PathProgramCache]: Analyzing trace with hash 38191146, now seen corresponding path program 1 times [2020-10-28 17:09:50,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:50,667 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1534165397] [2020-10-28 17:09:50,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:50,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:50,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:51,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:52,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:55,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:55,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:09:55,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:09:55,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:09:55,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:55,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:55,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:09:55,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:09:55,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:09:55,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,169 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:09:56,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:09:56,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:09:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:56,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:09:56,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:09:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:56,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:09:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:09:56,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:09:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:09:56,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:09:56,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:09:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:09:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:09:56,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:09:56,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:09:56,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:09:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:09:56,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:09:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:09:56,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:56,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:09:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:56,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:56,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:09:56,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:09:56,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:09:56,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:09:56,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:09:56,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:09:56,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:09:56,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:09:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:09:56,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:09:56,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:09:56,358 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1534165397] [2020-10-28 17:09:56,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:09:56,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:09:56,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001037925] [2020-10-28 17:09:56,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:09:56,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:09:56,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:09:56,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:09:56,364 INFO L87 Difference]: Start difference. First operand 158 states and 183 transitions. Second operand 5 states. [2020-10-28 17:09:57,182 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:09:58,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:09:58,535 INFO L93 Difference]: Finished difference Result 288 states and 345 transitions. [2020-10-28 17:09:58,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:09:58,536 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:09:58,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:09:58,539 INFO L225 Difference]: With dead ends: 288 [2020-10-28 17:09:58,539 INFO L226 Difference]: Without dead ends: 180 [2020-10-28 17:09:58,541 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:09:58,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-10-28 17:09:58,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 149. [2020-10-28 17:09:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-28 17:09:58,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 171 transitions. [2020-10-28 17:09:58,599 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 171 transitions. Word has length 61 [2020-10-28 17:09:58,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:09:58,599 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 171 transitions. [2020-10-28 17:09:58,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:09:58,600 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 171 transitions. [2020-10-28 17:09:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:09:58,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:09:58,602 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] [2020-10-28 17:09:58,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:09:58,602 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:09:58,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:09:58,603 INFO L82 PathProgramCache]: Analyzing trace with hash 1983265438, now seen corresponding path program 1 times [2020-10-28 17:09:58,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:09:58,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [91673305] [2020-10-28 17:09:58,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:09:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:09:58,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:59,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:09:59,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:00,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:10:03,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:10:03,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4548 [2020-10-28 17:10:03,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:10:03,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:03,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:10:03,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,639 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:03,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:03,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-28 17:10:03,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:03,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:03,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:03,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:03,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:03,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:03,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:03,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:03,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:03,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:03,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:03,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:03,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:03,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:03,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:03,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:03,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:03,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:03,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:03,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:03,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:10:03,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:03,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:03,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:03,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:03,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:03,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:03,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:03,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:10:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:03,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:03,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:03,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:03,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:03,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:03,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:10:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:03,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:03,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:03,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:03,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:03,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:03,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:03,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:03,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:03,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [91673305] [2020-10-28 17:10:03,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:03,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:10:03,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987905119] [2020-10-28 17:10:03,888 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:10:03,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:03,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:10:03,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:10:03,890 INFO L87 Difference]: Start difference. First operand 149 states and 171 transitions. Second operand 5 states. [2020-10-28 17:10:04,439 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:05,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:05,793 INFO L93 Difference]: Finished difference Result 301 states and 364 transitions. [2020-10-28 17:10:05,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:10:05,794 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-28 17:10:05,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:05,797 INFO L225 Difference]: With dead ends: 301 [2020-10-28 17:10:05,797 INFO L226 Difference]: Without dead ends: 180 [2020-10-28 17:10:05,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 21 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:10:05,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-10-28 17:10:05,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 149. [2020-10-28 17:10:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-28 17:10:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 170 transitions. [2020-10-28 17:10:05,850 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 170 transitions. Word has length 66 [2020-10-28 17:10:05,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:05,851 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 170 transitions. [2020-10-28 17:10:05,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:10:05,851 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 170 transitions. [2020-10-28 17:10:05,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-28 17:10:05,855 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:05,856 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] [2020-10-28 17:10:05,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:10:05,856 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:05,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:05,857 INFO L82 PathProgramCache]: Analyzing trace with hash -573524605, now seen corresponding path program 1 times [2020-10-28 17:10:05,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:05,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1320250972] [2020-10-28 17:10:05,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:05,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:06,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:06,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:07,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:09,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:10,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:10,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-28 17:10:10,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:10:10,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 17:10:10,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:10,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:10:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-28 17:10:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:10:10,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,274 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:11,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:11,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 17:10:11,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:11,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:11,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:11,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:11,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:11,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:11,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:11,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:11,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:11,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:11,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:11,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:11,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:11,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:11,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:10:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 17:10:11,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:10:11,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:10:11,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:10:11,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:10:11,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:10:11,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:11,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:11,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:10:11,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:10:11,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:10:11,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 17:10:11,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:11,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:11,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:11,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:11,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 17:10:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:11,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:11,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:11,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 17:10:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:11,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:11,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:11,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:11,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:11,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:11,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:11,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:11,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:11,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:11,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:11,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:11,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:11,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1320250972] [2020-10-28 17:10:11,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:11,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:10:11,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611569902] [2020-10-28 17:10:11,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:10:11,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:11,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:10:11,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:10:11,498 INFO L87 Difference]: Start difference. First operand 149 states and 170 transitions. Second operand 7 states. [2020-10-28 17:10:12,081 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:14,427 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:15,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:15,205 INFO L93 Difference]: Finished difference Result 407 states and 500 transitions. [2020-10-28 17:10:15,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:10:15,206 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 79 [2020-10-28 17:10:15,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:15,210 INFO L225 Difference]: With dead ends: 407 [2020-10-28 17:10:15,211 INFO L226 Difference]: Without dead ends: 286 [2020-10-28 17:10:15,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:10:15,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2020-10-28 17:10:15,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 238. [2020-10-28 17:10:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-10-28 17:10:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 271 transitions. [2020-10-28 17:10:15,279 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 271 transitions. Word has length 79 [2020-10-28 17:10:15,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:15,280 INFO L481 AbstractCegarLoop]: Abstraction has 238 states and 271 transitions. [2020-10-28 17:10:15,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:10:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 271 transitions. [2020-10-28 17:10:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:10:15,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:15,282 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] [2020-10-28 17:10:15,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:10:15,282 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:15,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:15,283 INFO L82 PathProgramCache]: Analyzing trace with hash -245288971, now seen corresponding path program 1 times [2020-10-28 17:10:15,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:15,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1689776807] [2020-10-28 17:10:15,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:15,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:15,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:15,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:15,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:17,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2689 [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 17:10:18,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,410 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:18,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-28 17:10:18,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:18,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:18,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:18,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:18,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:18,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:10:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 17:10:18,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:10:18,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:10:18,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:10:18,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 17:10:18,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:18,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:10:18,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:18,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:10:18,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:10:18,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:18,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:18,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:18,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:18,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:18,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:18,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:18,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:10:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:18,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:18,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:18,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:10:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:18,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:18,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:18,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:18,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:18,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:18,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:18,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:18,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:18,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:18,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:18,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:18,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:10:18,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1689776807] [2020-10-28 17:10:18,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:18,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:10:18,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040260888] [2020-10-28 17:10:18,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:10:18,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:18,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:10:18,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:10:18,663 INFO L87 Difference]: Start difference. First operand 238 states and 271 transitions. Second operand 9 states. [2020-10-28 17:10:19,313 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:20,279 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:21,475 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:21,941 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:22,661 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:23,062 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:23,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:23,865 INFO L93 Difference]: Finished difference Result 493 states and 594 transitions. [2020-10-28 17:10:23,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:10:23,865 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-28 17:10:23,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:23,869 INFO L225 Difference]: With dead ends: 493 [2020-10-28 17:10:23,869 INFO L226 Difference]: Without dead ends: 283 [2020-10-28 17:10:23,870 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:10:23,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2020-10-28 17:10:23,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 237. [2020-10-28 17:10:23,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-10-28 17:10:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 268 transitions. [2020-10-28 17:10:23,943 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 268 transitions. Word has length 93 [2020-10-28 17:10:23,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:23,944 INFO L481 AbstractCegarLoop]: Abstraction has 237 states and 268 transitions. [2020-10-28 17:10:23,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:10:23,944 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 268 transitions. [2020-10-28 17:10:23,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-28 17:10:23,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:23,947 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:23,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:10:23,947 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:23,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:23,948 INFO L82 PathProgramCache]: Analyzing trace with hash -874247198, now seen corresponding path program 1 times [2020-10-28 17:10:23,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:23,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [259136024] [2020-10-28 17:10:23,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:23,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-28 17:10:24,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 266 [2020-10-28 17:10:24,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:10:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-28 17:10:24,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:10:24,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:24,639 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:24,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:24,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 17:10:24,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:24,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:24,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:24,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:24,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:24,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:24,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:24,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:24,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:24,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:24,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:24,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:24,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:24,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:24,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:24,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:24,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:10:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:10:24,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:10:24,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:10:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:10:24,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:10:24,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:10:24,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 17:10:24,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:10:24,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:10:24,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:10:24,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:24,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:10:24,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:24,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:10:24,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:24,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:24,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:24,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:24,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:24,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:24,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:24,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:24,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:24,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:24,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:24,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:24,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:25,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:25,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:25,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:25,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:10:25,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:25,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:25,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:25,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:25,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:25,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:10:25,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:25,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:25,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:25,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:25,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:25,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:10:25,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:25,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:25,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:25,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:25,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:25,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:25,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:25,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:25,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:25,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:25,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:25,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:25,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:25,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:25,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:25,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:25,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:25,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:25,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:25,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:25,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:25,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:25,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:25,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:25,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:25,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:25,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:25,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:25,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 17:10:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:25,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:25,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:25,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:25,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:25,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:25,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:25,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:25,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:25,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:25,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:25,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:25,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 17:10:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:25,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:25,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:25,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:25,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:25,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:25,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:25,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:25,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:25,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:25,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:25,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:25,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:25,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [259136024] [2020-10-28 17:10:25,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:25,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:10:25,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292821540] [2020-10-28 17:10:25,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:10:25,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:25,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:10:25,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:10:25,094 INFO L87 Difference]: Start difference. First operand 237 states and 268 transitions. Second operand 9 states. [2020-10-28 17:10:27,080 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:27,486 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:10:27,885 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:28,266 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:29,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:29,540 INFO L93 Difference]: Finished difference Result 493 states and 597 transitions. [2020-10-28 17:10:29,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:10:29,541 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 109 [2020-10-28 17:10:29,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:29,544 INFO L225 Difference]: With dead ends: 493 [2020-10-28 17:10:29,544 INFO L226 Difference]: Without dead ends: 284 [2020-10-28 17:10:29,545 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:10:29,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2020-10-28 17:10:29,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 242. [2020-10-28 17:10:29,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-10-28 17:10:29,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 273 transitions. [2020-10-28 17:10:29,607 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 273 transitions. Word has length 109 [2020-10-28 17:10:29,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:29,607 INFO L481 AbstractCegarLoop]: Abstraction has 242 states and 273 transitions. [2020-10-28 17:10:29,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:10:29,607 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 273 transitions. [2020-10-28 17:10:29,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-28 17:10:29,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:29,608 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:29,609 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:10:29,609 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:29,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:29,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1227335580, now seen corresponding path program 1 times [2020-10-28 17:10:29,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:29,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [837997070] [2020-10-28 17:10:29,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:29,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:29,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:29,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-28 17:10:29,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:29,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 264 [2020-10-28 17:10:29,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:29,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:29,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:29,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-28 17:10:29,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:29,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,285 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:30,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:10:30,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:30,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:30,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:30,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:30,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:10:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:10:30,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 17:10:30,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:30,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:10:30,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:30,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:10:30,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:10:30,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:30,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:10:30,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:30,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:30,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:10:30,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:30,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:10:30,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:30,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:30,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:30,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:10:30,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:30,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:10:30,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:10:30,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:10:30,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 17:10:30,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:10:30,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:30,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:30,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 17:10:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:30,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 17:10:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:30,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:30,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:30,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:30,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:30,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:30,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:30,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:30,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:30,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:30,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:30,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:10:30,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:30,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [837997070] [2020-10-28 17:10:30,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:30,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:10:30,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223069516] [2020-10-28 17:10:30,572 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:10:30,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:30,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:10:30,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:10:30,574 INFO L87 Difference]: Start difference. First operand 242 states and 273 transitions. Second operand 8 states. [2020-10-28 17:10:31,928 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:32,351 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:32,766 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:33,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:33,991 INFO L93 Difference]: Finished difference Result 503 states and 608 transitions. [2020-10-28 17:10:33,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:10:33,992 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2020-10-28 17:10:33,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:34,001 INFO L225 Difference]: With dead ends: 503 [2020-10-28 17:10:34,001 INFO L226 Difference]: Without dead ends: 289 [2020-10-28 17:10:34,007 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:10:34,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2020-10-28 17:10:34,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 246. [2020-10-28 17:10:34,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-10-28 17:10:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 277 transitions. [2020-10-28 17:10:34,078 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 277 transitions. Word has length 109 [2020-10-28 17:10:34,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:34,079 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 277 transitions. [2020-10-28 17:10:34,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:10:34,079 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 277 transitions. [2020-10-28 17:10:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-28 17:10:34,080 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:34,081 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:34,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:10:34,081 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:34,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:34,081 INFO L82 PathProgramCache]: Analyzing trace with hash -94144987, now seen corresponding path program 1 times [2020-10-28 17:10:34,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:34,082 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1361330845] [2020-10-28 17:10:34,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:34,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:34,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:34,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 161 [2020-10-28 17:10:34,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:34,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 539 [2020-10-28 17:10:34,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:34,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:34,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:10:34,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:34,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-28 17:10:34,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,008 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:35,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 17:10:35,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:35,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:35,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:35,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:35,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:35,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:35,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:35,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:35,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:35,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:10:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:35,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:35,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:35,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:35,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:10:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:10:35,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:10:35,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:10:35,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:10:35,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:10:35,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:10:35,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:10:35,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:35,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:35,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:10:35,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:35,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:10:35,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:10:35,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:35,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:10:35,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:10:35,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:35,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:35,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:35,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:35,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:35,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:35,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:35,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:35,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 17:10:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:35,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 17:10:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:35,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:35,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:35,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:35,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:35,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:35,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:35,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:35,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:35,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:35,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1361330845] [2020-10-28 17:10:35,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:35,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:10:35,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018927130] [2020-10-28 17:10:35,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:10:35,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:35,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:10:35,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:10:35,334 INFO L87 Difference]: Start difference. First operand 246 states and 277 transitions. Second operand 7 states. [2020-10-28 17:10:35,830 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:36,597 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:38,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:38,967 INFO L93 Difference]: Finished difference Result 686 states and 847 transitions. [2020-10-28 17:10:38,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:10:38,968 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 109 [2020-10-28 17:10:38,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:38,972 INFO L225 Difference]: With dead ends: 686 [2020-10-28 17:10:38,972 INFO L226 Difference]: Without dead ends: 468 [2020-10-28 17:10:38,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 43 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:10:38,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2020-10-28 17:10:39,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 425. [2020-10-28 17:10:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2020-10-28 17:10:39,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 493 transitions. [2020-10-28 17:10:39,084 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 493 transitions. Word has length 109 [2020-10-28 17:10:39,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:39,084 INFO L481 AbstractCegarLoop]: Abstraction has 425 states and 493 transitions. [2020-10-28 17:10:39,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:10:39,085 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 493 transitions. [2020-10-28 17:10:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-28 17:10:39,086 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:39,087 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:39,087 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:10:39,087 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:39,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:39,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1233088907, now seen corresponding path program 1 times [2020-10-28 17:10:39,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:39,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455270951] [2020-10-28 17:10:39,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:39,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:39,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:40,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:40,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-28 17:10:40,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:10:40,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1795 [2020-10-28 17:10:40,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:40,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:40,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:10:40,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:10:40,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-10-28 17:10:40,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,395 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:41,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 17:10:41,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:41,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:41,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:41,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:41,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:41,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:41,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:41,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:41,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:41,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 17:10:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:41,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:10:41,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:41,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:41,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:41,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 17:10:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:10:41,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:10:41,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:10:41,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 17:10:41,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:10:41,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:10:41,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:41,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:10:41,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:41,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:41,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:41,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:10:41,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:41,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:41,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:41,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:10:41,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:10:41,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:10:41,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:41,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:10:41,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:10:41,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:41,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:41,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:41,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 17:10:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:41,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 17:10:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:41,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:41,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:41,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:41,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:41,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:41,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:41,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:41,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:41,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:10:41,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:41,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:41,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:10:41,711 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455270951] [2020-10-28 17:10:41,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:10:41,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:10:41,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905199183] [2020-10-28 17:10:41,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:10:41,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:41,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:10:41,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:10:41,712 INFO L87 Difference]: Start difference. First operand 425 states and 493 transitions. Second operand 12 states. [2020-10-28 17:10:42,396 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:43,704 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:44,588 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:10:45,113 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:10:45,569 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:46,005 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:10:46,454 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:10:48,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:10:48,485 INFO L93 Difference]: Finished difference Result 829 states and 1018 transitions. [2020-10-28 17:10:48,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:10:48,486 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 113 [2020-10-28 17:10:48,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:10:48,492 INFO L225 Difference]: With dead ends: 829 [2020-10-28 17:10:48,492 INFO L226 Difference]: Without dead ends: 506 [2020-10-28 17:10:48,495 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-28 17:10:48,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2020-10-28 17:10:48,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 426. [2020-10-28 17:10:48,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2020-10-28 17:10:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 492 transitions. [2020-10-28 17:10:48,605 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 492 transitions. Word has length 113 [2020-10-28 17:10:48,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:10:48,606 INFO L481 AbstractCegarLoop]: Abstraction has 426 states and 492 transitions. [2020-10-28 17:10:48,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:10:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 492 transitions. [2020-10-28 17:10:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-28 17:10:48,609 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:10:48,610 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, 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, 1, 1, 1, 1, 1, 1] [2020-10-28 17:10:48,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:10:48,611 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:10:48,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:10:48,611 INFO L82 PathProgramCache]: Analyzing trace with hash 480954709, now seen corresponding path program 1 times [2020-10-28 17:10:48,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:10:48,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1343613377] [2020-10-28 17:10:48,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:10:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:48,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:48,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:48,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:49,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:49,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:49,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:53,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:53,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 251 [2020-10-28 17:10:53,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:10:53,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 17:10:53,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:53,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:10:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 130 [2020-10-28 17:10:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 114 [2020-10-28 17:10:53,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,050 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:10:54,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:10:54,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:10:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:54,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:10:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:54,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:10:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:10:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:10:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:54,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:10:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 17:10:54,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:10:54,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-28 17:10:54,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:54,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:54,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:10:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:10:54,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:10:54,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:10:54,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:54,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 17:10:54,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:10:54,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 17:10:54,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:10:54,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:54,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:10:54,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:54,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:10:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 17:10:54,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:54,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:10:54,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:10:54,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:54,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:10:54,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 17:10:54,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:10:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:54,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:10:54,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 17:10:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:10:54,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:54,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:10:54,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 17:10:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:54,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:10:54,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:10:54,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:10:54,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:10:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:54,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:10:54,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:10:54,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 17:10:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:54,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:54,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 17:10:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 17:10:54,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:10:54,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 17:10:54,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:10:54,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:54,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:10:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:54,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 17:10:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:10:54,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:54,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:10:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:10:54,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:10:54,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:10:54,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:10:54,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-28 17:10:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:10:54,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:54,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-28 17:10:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:10:54,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:10:54,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:10:54,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:10:54,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:10:54,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:10:54,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:10:54,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:10:54,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:10:54,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:10:54,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:10:54,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:10:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 17:10:54,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1343613377] [2020-10-28 17:10:54,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:10:54,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:10:54,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619036736] [2020-10-28 17:10:54,541 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:10:54,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:10:54,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:10:54,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:10:54,542 INFO L87 Difference]: Start difference. First operand 426 states and 492 transitions. Second operand 12 states. [2020-10-28 17:10:55,163 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:10:56,113 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:56,547 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:57,637 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:58,433 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:10:59,093 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:10:59,682 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:11:00,114 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:11:00,978 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 17:11:01,785 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:11:02,373 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:11:03,267 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:11:04,121 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:11:04,912 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 210 [2020-10-28 17:11:05,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:11:05,244 INFO L93 Difference]: Finished difference Result 896 states and 1075 transitions. [2020-10-28 17:11:05,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-28 17:11:05,245 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 175 [2020-10-28 17:11:05,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:11:05,246 INFO L225 Difference]: With dead ends: 896 [2020-10-28 17:11:05,247 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:11:05,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 68 SyntacticMatches, 5 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 467 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=500, Invalid=1480, Unknown=0, NotChecked=0, Total=1980 [2020-10-28 17:11:05,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:11:05,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:11:05,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:11:05,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:11:05,251 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2020-10-28 17:11:05,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:11:05,251 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:11:05,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:11:05,251 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:11:05,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:11:05,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:11:05,254 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:11:05,375 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-28 17:11:08,170 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 264 [2020-10-28 17:11:08,609 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 242 [2020-10-28 17:11:09,271 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 246 [2020-10-28 17:11:10,598 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 261 [2020-10-28 17:11:11,294 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 264 [2020-10-28 17:11:12,499 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-28 17:11:12,843 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:11:13,130 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-28 17:11:13,464 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:11:13,799 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-10-28 17:11:14,071 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 17:11:14,830 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-28 17:11:15,142 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-28 17:11:15,365 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-28 17:11:15,983 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 25 [2020-10-28 17:11:16,723 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-28 17:11:17,045 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-28 17:11:17,272 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 17:11:19,282 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 183 DAG size of output: 30 [2020-10-28 17:11:20,100 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 40 [2020-10-28 17:11:20,414 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:11:21,090 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-28 17:11:21,827 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 37 [2020-10-28 17:11:22,050 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-28 17:11:24,148 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 194 DAG size of output: 34 [2020-10-28 17:11:24,922 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 39 [2020-10-28 17:11:25,541 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 47 [2020-10-28 17:11:25,779 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 1 [2020-10-28 17:11:27,776 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 183 DAG size of output: 31 [2020-10-28 17:11:28,091 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-28 17:11:28,440 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:11:28,755 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-28 17:11:29,173 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 24 [2020-10-28 17:11:30,878 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 180 DAG size of output: 28 [2020-10-28 17:11:32,915 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 184 DAG size of output: 29 [2020-10-28 17:11:33,074 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-28 17:11:34,252 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-28 17:11:35,271 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2020-10-28 17:11:35,431 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-28 17:11:36,662 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 209 DAG size of output: 43 [2020-10-28 17:11:37,027 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:11:37,772 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-28 17:11:38,138 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:11:38,500 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:11:38,946 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-28 17:11:39,291 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-28 17:11:39,614 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 34 [2020-10-28 17:11:39,942 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-28 17:11:40,302 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-28 17:11:41,132 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-28 17:11:41,613 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 41 [2020-10-28 17:11:41,937 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-28 17:11:42,834 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 40 [2020-10-28 17:11:43,591 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 17 [2020-10-28 17:11:43,753 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-28 17:11:44,556 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-28 17:11:44,560 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:11:44,561 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:11:44,561 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:11:44,561 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:11:44,561 INFO L274 CegarLoopResult]: For program point L287(lines 287 291) no Hoare annotation was computed. [2020-10-28 17:11:44,561 INFO L274 CegarLoopResult]: For program point L287-1(lines 287 291) no Hoare annotation was computed. [2020-10-28 17:11:44,561 INFO L274 CegarLoopResult]: For program point L282(line 282) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point L281-2(lines 281 302) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 256 311) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point L303(lines 280 304) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 256 311) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 256 311) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point L344(lines 344 348) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point L344-1(lines 344 348) no Hoare annotation was computed. [2020-10-28 17:11:44,562 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 312 371) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point L339(line 339) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point L338-2(lines 338 363) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 312 371) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point L364(lines 337 365) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 312 371) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point L357(line 357) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point L357-1(line 357) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 996 1002) the Hoare annotation is: true [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 996 1002) no Hoare annotation was computed. [2020-10-28 17:11:44,563 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 1003 1011) no Hoare annotation was computed. [2020-10-28 17:11:44,564 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 1003 1011) the Hoare annotation is: true [2020-10-28 17:11:44,564 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 1003 1011) no Hoare annotation was computed. [2020-10-28 17:11:44,564 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 156 163) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-28 17:11:44,564 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 156 163) no Hoare annotation was computed. [2020-10-28 17:11:44,564 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 156 163) no Hoare annotation was computed. [2020-10-28 17:11:44,564 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 164 173) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse6 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse5 .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse5 .cse1 .cse2 .cse3) (or .cse6 .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:11:44,564 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 164 173) no Hoare annotation was computed. [2020-10-28 17:11:44,565 INFO L274 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-10-28 17:11:44,565 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 164 173) no Hoare annotation was computed. [2020-10-28 17:11:44,565 INFO L270 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (let ((.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~pumpRunning~0 0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:11:44,565 INFO L274 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2020-10-28 17:11:44,565 INFO L274 CegarLoopResult]: For program point L186(lines 186 196) no Hoare annotation was computed. [2020-10-28 17:11:44,565 INFO L270 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (or (not (= ~pumpRunning~0 1)) .cse0 .cse1 .cse2))) [2020-10-28 17:11:44,565 INFO L274 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-10-28 17:11:44,565 INFO L274 CegarLoopResult]: For program point L182(lines 182 199) no Hoare annotation was computed. [2020-10-28 17:11:44,566 INFO L274 CegarLoopResult]: For program point L182-1(lines 174 202) no Hoare annotation was computed. [2020-10-28 17:11:44,566 INFO L277 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: true [2020-10-28 17:11:44,566 INFO L274 CegarLoopResult]: For program point L180-1(line 180) no Hoare annotation was computed. [2020-10-28 17:11:44,566 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 174 202) the Hoare annotation is: true [2020-10-28 17:11:44,566 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 174 202) no Hoare annotation was computed. [2020-10-28 17:11:44,566 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 649 671) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,566 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 649 671) no Hoare annotation was computed. [2020-10-28 17:11:44,566 INFO L270 CegarLoopResult]: At program point L661(line 661) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,567 INFO L270 CegarLoopResult]: At program point L661-1(line 661) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,567 INFO L274 CegarLoopResult]: For program point L659(lines 659 666) no Hoare annotation was computed. [2020-10-28 17:11:44,567 INFO L274 CegarLoopResult]: For program point L659-1(lines 659 666) no Hoare annotation was computed. [2020-10-28 17:11:44,567 INFO L274 CegarLoopResult]: For program point L657(line 657) no Hoare annotation was computed. [2020-10-28 17:11:44,567 INFO L270 CegarLoopResult]: At program point L656(line 656) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,567 INFO L270 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,568 INFO L270 CegarLoopResult]: At program point L655-1(line 655) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 649 671) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point L608(line 608) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 603 626) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 603 626) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 603 626) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point L620(line 620) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point L619(line 619) no Hoare annotation was computed. [2020-10-28 17:11:44,568 INFO L274 CegarLoopResult]: For program point L618(line 618) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L616(line 616) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L615(line 615) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L614(line 614) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L612(line 612) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point L610(line 610) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 886 894) no Hoare annotation was computed. [2020-10-28 17:11:44,569 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 886 894) the Hoare annotation is: true [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 886 894) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point L959(lines 959 963) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L277 CegarLoopResult]: At program point L957(line 957) the Hoare annotation is: true [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point L959-2(lines 959 963) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point L957-1(line 957) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 950 968) the Hoare annotation is: true [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 950 968) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 950 968) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point L925(line 925) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point L925-1(line 925) no Hoare annotation was computed. [2020-10-28 17:11:44,570 INFO L274 CegarLoopResult]: For program point L914(lines 914 922) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point L914-2(lines 914 922) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 895 930) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 895 930) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point L902(lines 902 910) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point L902-2(lines 902 910) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 895 930) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 989 995) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 989 995) the Hoare annotation is: true [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 210 255) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 210 255) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 210 255) no Hoare annotation was computed. [2020-10-28 17:11:44,571 INFO L274 CegarLoopResult]: For program point L543(lines 543 550) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 523 568) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point L537(lines 537 557) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point L537-1(lines 537 557) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 547 548) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 554 555) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 523 568) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point L554(lines 554 555) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 523 568) no Hoare annotation was computed. [2020-10-28 17:11:44,572 INFO L274 CegarLoopResult]: For program point L547(lines 547 548) no Hoare annotation was computed. [2020-10-28 17:11:44,573 INFO L270 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,573 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 635 645) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,573 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 635 645) no Hoare annotation was computed. [2020-10-28 17:11:44,573 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 635 645) no Hoare annotation was computed. [2020-10-28 17:11:44,575 INFO L277 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: true [2020-10-28 17:11:44,575 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 875 885) the Hoare annotation is: true [2020-10-28 17:11:44,575 INFO L274 CegarLoopResult]: For program point L880-1(line 880) no Hoare annotation was computed. [2020-10-28 17:11:44,575 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 875 885) no Hoare annotation was computed. [2020-10-28 17:11:44,575 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 875 885) no Hoare annotation was computed. [2020-10-28 17:11:44,576 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 867 874) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-28 17:11:44,576 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 867 874) no Hoare annotation was computed. [2020-10-28 17:11:44,576 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 867 874) no Hoare annotation was computed. [2020-10-28 17:11:44,576 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 129 142) no Hoare annotation was computed. [2020-10-28 17:11:44,576 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-10-28 17:11:44,576 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 129 142) the Hoare annotation is: true [2020-10-28 17:11:44,576 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 129 142) no Hoare annotation was computed. [2020-10-28 17:11:44,576 INFO L270 CegarLoopResult]: At program point L830(line 830) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 17:11:44,577 INFO L270 CegarLoopResult]: At program point L826(line 826) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 17:11:44,577 INFO L274 CegarLoopResult]: For program point L824(lines 824 832) no Hoare annotation was computed. [2020-10-28 17:11:44,577 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 816 840) no Hoare annotation was computed. [2020-10-28 17:11:44,577 INFO L270 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 17:11:44,577 INFO L274 CegarLoopResult]: For program point L822-1(line 822) no Hoare annotation was computed. [2020-10-28 17:11:44,577 INFO L274 CegarLoopResult]: For program point L820(lines 820 837) no Hoare annotation was computed. [2020-10-28 17:11:44,577 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 816 840) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2 .cse3))) [2020-10-28 17:11:44,577 INFO L270 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:44,578 INFO L274 CegarLoopResult]: For program point L835-1(lines 816 840) no Hoare annotation was computed. [2020-10-28 17:11:44,578 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 782 788) no Hoare annotation was computed. [2020-10-28 17:11:44,578 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 782 788) the Hoare annotation is: true [2020-10-28 17:11:44,578 INFO L270 CegarLoopResult]: At program point testENTRY(lines 683 748) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,578 INFO L274 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2020-10-28 17:11:44,578 INFO L270 CegarLoopResult]: At program point L731-2(lines 723 736) the Hoare annotation is: (let ((.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse7 .cse8 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse6 .cse8 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse7 .cse2 .cse4))) [2020-10-28 17:11:44,578 INFO L274 CegarLoopResult]: For program point testFINAL(lines 683 748) no Hoare annotation was computed. [2020-10-28 17:11:44,578 INFO L274 CegarLoopResult]: For program point L694(lines 693 740) no Hoare annotation was computed. [2020-10-28 17:11:44,579 INFO L270 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: (let ((.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse7 .cse8 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse6 .cse8 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse7 .cse2 .cse4))) [2020-10-28 17:11:44,579 INFO L274 CegarLoopResult]: For program point L723(lines 723 736) no Hoare annotation was computed. [2020-10-28 17:11:44,579 INFO L270 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (let ((.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse2 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse7 .cse8 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse6 .cse8 .cse3) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse7 .cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4))) [2020-10-28 17:11:44,579 INFO L274 CegarLoopResult]: For program point L713(lines 713 719) no Hoare annotation was computed. [2020-10-28 17:11:44,579 INFO L274 CegarLoopResult]: For program point L713-1(lines 713 719) no Hoare annotation was computed. [2020-10-28 17:11:44,579 INFO L270 CegarLoopResult]: At program point L738(lines 693 740) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse5 .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3))) [2020-10-28 17:11:44,580 INFO L270 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~waterLevel~0 1) .cse0 .cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse5 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3))) [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point L703(lines 703 709) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point L703-1(lines 703 709) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L270 CegarLoopResult]: At program point L741(lines 692 742) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point testEXIT(lines 683 748) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 501 502) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 508 509) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point L508(lines 508 509) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 477 522) no Hoare annotation was computed. [2020-10-28 17:11:44,580 INFO L274 CegarLoopResult]: For program point L501(lines 501 502) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 477 522) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point L497(lines 497 504) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 477 522) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point L491(lines 491 511) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point L491-1(lines 491 511) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 841 848) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 841 848) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 841 848) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 143 151) no Hoare annotation was computed. [2020-10-28 17:11:44,581 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 143 151) the Hoare annotation is: true [2020-10-28 17:11:44,581 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 143 151) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point L105(lines 105 113) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 97 119) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 97 119) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 97 119) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 374 476) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point L444(lines 422 445) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point L403(lines 403 419) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point L463(lines 463 470) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point L424(lines 423 443) no Hoare annotation was computed. [2020-10-28 17:11:44,582 INFO L274 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L455-1(line 455) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 374 476) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L420(lines 420 461) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L439-1(line 439) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 374 476) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L462(lines 462 473) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L425(lines 425 429) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point L423-2(lines 423 443) no Hoare annotation was computed. [2020-10-28 17:11:44,583 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 979 988) no Hoare annotation was computed. [2020-10-28 17:11:44,584 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 979 988) no Hoare annotation was computed. [2020-10-28 17:11:44,584 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 979 988) no Hoare annotation was computed. [2020-10-28 17:11:44,584 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:44,584 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-28 17:11:44,584 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:44,584 INFO L270 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:11:44,585 INFO L274 CegarLoopResult]: For program point L861-1(lines 850 866) no Hoare annotation was computed. [2020-10-28 17:11:44,585 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 850 866) no Hoare annotation was computed. [2020-10-28 17:11:44,585 INFO L274 CegarLoopResult]: For program point L857(lines 857 863) no Hoare annotation was computed. [2020-10-28 17:11:44,585 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 850 866) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:11:44,585 INFO L270 CegarLoopResult]: At program point L855(line 855) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:11:44,585 INFO L274 CegarLoopResult]: For program point L855-1(line 855) no Hoare annotation was computed. [2020-10-28 17:11:44,585 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 120 128) the Hoare annotation is: true [2020-10-28 17:11:44,585 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 120 128) no Hoare annotation was computed. [2020-10-28 17:11:44,585 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 120 128) no Hoare annotation was computed. [2020-10-28 17:11:44,585 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 931 949) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point L940(lines 940 944) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L277 CegarLoopResult]: At program point L938(line 938) the Hoare annotation is: true [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point L940-2(lines 940 944) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point L938-1(line 938) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 931 949) the Hoare annotation is: true [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 931 949) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point L80-1(lines 76 87) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 76 87) the Hoare annotation is: (let ((.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~pumpRunning~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse6 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse5 .cse2 .cse3) (or .cse5 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse6) (or .cse0 .cse1 .cse2 .cse3 .cse6))) [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 76 87) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:44,586 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:11:44,587 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:44,587 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 88 96) the Hoare annotation is: true [2020-10-28 17:11:44,587 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 88 96) no Hoare annotation was computed. [2020-10-28 17:11:44,587 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 88 96) no Hoare annotation was computed. [2020-10-28 17:11:44,587 INFO L270 CegarLoopResult]: At program point L769(lines 769 775) the Hoare annotation is: (let ((.cse14 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse9 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse15 (= 1 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (= ~pumpRunning~0 0)) (.cse7 (<= ~waterLevel~0 2))) (let ((.cse10 (and (<= 1 ~switchedOnBeforeTS~0) .cse15 .cse1 .cse8 .cse7)) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse12 (and .cse5 .cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse7 .cse9)) (.cse13 (not (= |old(~pumpRunning~0)| 1))) (.cse6 (<= 2 ~waterLevel~0)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse11 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse0 (not .cse15)) (.cse2 (and .cse14 .cse8 .cse9))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse3 .cse4 (and .cse5 .cse6 .cse7) .cse0 (and .cse6 .cse8 .cse7 .cse9) .cse1) (or .cse3 .cse10 .cse11 .cse12 .cse13 .cse0) (or .cse3 .cse10 .cse4 .cse12 .cse13 .cse0) (or (and .cse14 .cse6) .cse3 .cse11 .cse0 .cse1 .cse2)))) [2020-10-28 17:11:44,587 INFO L270 CegarLoopResult]: At program point L764(line 764) the Hoare annotation is: (let ((.cse1 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse4 .cse6) (or .cse0 .cse1 .cse4 .cse6) (or .cse0 .cse5 .cse2 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse6))) [2020-10-28 17:11:44,587 INFO L274 CegarLoopResult]: For program point L762(lines 758 780) no Hoare annotation was computed. [2020-10-28 17:11:44,587 INFO L274 CegarLoopResult]: For program point L760(lines 758 780) no Hoare annotation was computed. [2020-10-28 17:11:44,588 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 755 781) the Hoare annotation is: (let ((.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse0 .cse1) (or .cse3 .cse6 .cse0 .cse1 .cse2) (or .cse3 .cse6 .cse5 .cse0 .cse1))) [2020-10-28 17:11:44,588 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 755 781) no Hoare annotation was computed. [2020-10-28 17:11:44,588 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 755 781) no Hoare annotation was computed. [2020-10-28 17:11:44,588 INFO L270 CegarLoopResult]: At program point L771(line 771) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse11 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (and (= ~pumpRunning~0 1) .cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 .cse7)) (.cse9 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse0 (not .cse11)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse5 .cse7))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 (and (<= 2 ~waterLevel~0) .cse5 .cse6 .cse7) .cse1) (or .cse3 .cse4 .cse8 .cse9 .cse0) (or .cse3 .cse10 .cse8 .cse9 .cse0) (or .cse3 .cse10 .cse0 .cse1 .cse2)))) [2020-10-28 17:11:44,588 INFO L274 CegarLoopResult]: For program point L578-1(line 578) no Hoare annotation was computed. [2020-10-28 17:11:44,588 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 572 601) no Hoare annotation was computed. [2020-10-28 17:11:44,588 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 572 601) the Hoare annotation is: true [2020-10-28 17:11:44,589 INFO L277 CegarLoopResult]: At program point L597(lines 572 601) the Hoare annotation is: true [2020-10-28 17:11:44,589 INFO L274 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-28 17:11:44,589 INFO L274 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-10-28 17:11:44,589 INFO L277 CegarLoopResult]: At program point L586-1(lines 586 590) the Hoare annotation is: true [2020-10-28 17:11:44,589 INFO L274 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-28 17:11:44,589 INFO L277 CegarLoopResult]: At program point L582-2(lines 582 596) the Hoare annotation is: true [2020-10-28 17:11:44,589 INFO L277 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: true [2020-10-28 17:11:44,589 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 52 63) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-28 17:11:44,589 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 52 63) no Hoare annotation was computed. [2020-10-28 17:11:44,589 INFO L274 CegarLoopResult]: For program point L56-1(lines 52 63) no Hoare annotation was computed. [2020-10-28 17:11:44,589 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 627 633) no Hoare annotation was computed. [2020-10-28 17:11:44,589 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 627 633) the Hoare annotation is: true [2020-10-28 17:11:44,590 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:11:44,590 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-28 17:11:44,590 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:11:44,590 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:11:44,590 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 969 976) no Hoare annotation was computed. [2020-10-28 17:11:44,590 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 969 976) the Hoare annotation is: (let ((.cse5 (not (= ~pumpRunning~0 1))) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse2 (= 1 ~systemActive~0)) (.cse6 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse3 .cse2 .cse4) (or .cse0 .cse5 .cse3 .cse2 .cse6) (or .cse0 (= |old(~systemActive~0)| ~systemActive~0) .cse5 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse2 .cse6))) [2020-10-28 17:11:44,590 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 969 976) no Hoare annotation was computed. [2020-10-28 17:11:44,590 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 790 814) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2 .cse3))) [2020-10-28 17:11:44,591 INFO L270 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2) (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:44,591 INFO L274 CegarLoopResult]: For program point L798(lines 798 806) no Hoare annotation was computed. [2020-10-28 17:11:44,591 INFO L270 CegarLoopResult]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:44,591 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 790 814) no Hoare annotation was computed. [2020-10-28 17:11:44,591 INFO L274 CegarLoopResult]: For program point L796-1(line 796) no Hoare annotation was computed. [2020-10-28 17:11:44,591 INFO L274 CegarLoopResult]: For program point L794(lines 794 811) no Hoare annotation was computed. [2020-10-28 17:11:44,591 INFO L270 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2))) [2020-10-28 17:11:44,591 INFO L274 CegarLoopResult]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2020-10-28 17:11:44,591 INFO L270 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) .cse0 .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-28 17:11:44,592 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 64 75) no Hoare annotation was computed. [2020-10-28 17:11:44,592 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 64 75) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~pumpRunning~0 1))) (.cse5 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or .cse0 .cse2 .cse4 .cse3 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse5) (or (not (= |old(~waterLevel~0)| 1)) .cse2 .cse4 .cse3))) [2020-10-28 17:11:44,592 INFO L274 CegarLoopResult]: For program point L68-1(lines 64 75) no Hoare annotation was computed. [2020-10-28 17:11:44,592 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 673 680) no Hoare annotation was computed. [2020-10-28 17:11:44,592 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 673 680) the Hoare annotation is: true [2020-10-28 17:11:44,592 INFO L274 CegarLoopResult]: For program point L677(line 677) no Hoare annotation was computed. [2020-10-28 17:11:44,592 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 673 680) no Hoare annotation was computed. [2020-10-28 17:11:44,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:11:44 BoogieIcfgContainer [2020-10-28 17:11:44,617 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:11:44,618 INFO L168 Benchmark]: Toolchain (without parser) took 124442.31 ms. Allocated memory was 163.6 MB in the beginning and 714.1 MB in the end (delta: 550.5 MB). Free memory was 137.8 MB in the beginning and 361.2 MB in the end (delta: -223.4 MB). Peak memory consumption was 439.8 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:44,619 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 125.8 MB. Free memory was 100.0 MB in the beginning and 99.9 MB in the end (delta: 73.3 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:11:44,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.90 ms. Allocated memory is still 163.6 MB. Free memory was 137.1 MB in the beginning and 115.2 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:44,620 INFO L168 Benchmark]: Boogie Preprocessor took 173.65 ms. Allocated memory is still 163.6 MB. Free memory was 115.2 MB in the beginning and 144.0 MB in the end (delta: -28.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:44,621 INFO L168 Benchmark]: RCFGBuilder took 1563.80 ms. Allocated memory is still 163.6 MB. Free memory was 144.0 MB in the beginning and 95.4 MB in the end (delta: 48.6 MB). Peak memory consumption was 50.2 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:44,621 INFO L168 Benchmark]: TraceAbstraction took 122079.21 ms. Allocated memory was 163.6 MB in the beginning and 714.1 MB in the end (delta: 550.5 MB). Free memory was 94.9 MB in the beginning and 361.2 MB in the end (delta: -266.3 MB). Peak memory consumption was 396.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:11:44,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 125.8 MB. Free memory was 100.0 MB in the beginning and 99.9 MB in the end (delta: 73.3 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 608.90 ms. Allocated memory is still 163.6 MB. Free memory was 137.1 MB in the beginning and 115.2 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 173.65 ms. Allocated memory is still 163.6 MB. Free memory was 115.2 MB in the beginning and 144.0 MB in the end (delta: -28.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1563.80 ms. Allocated memory is still 163.6 MB. Free memory was 144.0 MB in the beginning and 95.4 MB in the end (delta: 48.6 MB). Peak memory consumption was 50.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 122079.21 ms. Allocated memory was 163.6 MB in the beginning and 714.1 MB in the end (delta: 550.5 MB). Free memory was 94.9 MB in the beginning and 361.2 MB in the end (delta: -266.3 MB). Peak memory consumption was 396.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 508]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 501]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 547]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 554]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 1) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || (((((waterLevel == 1 && splverifierCounter <= 0) && 1 == systemActive) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && pumpRunning == 0) && \old(methaneLevelCritical) == methaneLevelCritical)) || ((((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 0) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || !(\old(pumpRunning) == 0)) || ((((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && waterLevel <= 2) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 268 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 82.6s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 43.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 39.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1620 SDtfs, 2991 SDslu, 1553 SDs, 0 SdLazy, 6508 SolverSat, 2093 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 516 GetRequests, 357 SyntacticMatches, 10 SemanticMatches, 149 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 796 ImplicationChecksByTransitivity, 22.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=426occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 396 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1013 PreInvPairs, 1109 NumberOfFragments, 2626 HoareAnnotationTreeSize, 1013 FomulaSimplifications, 51116427 FormulaSimplificationTreeSizeReduction, 6.1s HoareSimplificationTime, 70 FomulaSimplificationsInter, 3015628 FormulaSimplificationTreeSizeReductionInter, 33.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 37.1s InterpolantComputationTime, 974 NumberOfCodeBlocks, 974 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 964 ConstructedInterpolants, 0 QuantifiedInterpolants, 358768 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 62/70 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...