/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_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:07:18,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:07:18,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:07:18,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:07:18,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:07:18,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:07:18,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:07:18,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:07:18,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:07:18,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:07:18,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:07:18,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:07:18,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:07:18,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:07:18,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:07:18,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:07:18,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:07:18,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:07:19,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:07:19,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:07:19,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:07:19,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:07:19,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:07:19,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:07:19,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:07:19,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:07:19,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:07:19,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:07:19,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:07:19,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:07:19,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:07:19,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:07:19,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:07:19,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:07:19,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:07:19,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:07:19,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:07:19,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:07:19,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:07:19,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:07:19,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:07:19,032 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 17:07:19,057 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:07:19,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:07:19,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:07:19,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:07:19,059 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:07:19,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:07:19,060 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:07:19,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:07:19,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:07:19,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:07:19,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:07:19,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:07:19,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:07:19,061 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:07:19,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:07:19,061 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:07:19,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:07:19,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:07:19,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:07:19,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:07:19,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:07:19,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:07:19,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:07:19,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:07:19,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:07:19,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:07:19,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:07:19,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:07:19,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:07:19,064 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:07:19,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:07:19,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:07:19,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:07:19,466 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:07:19,467 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:07:19,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-10-28 17:07:19,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be7c7a0b9/66b8f02a0b204b17b0b6e8c2ec5ac5ae/FLAG3aec42d4e [2020-10-28 17:07:20,176 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:07:20,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-10-28 17:07:20,194 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be7c7a0b9/66b8f02a0b204b17b0b6e8c2ec5ac5ae/FLAG3aec42d4e [2020-10-28 17:07:20,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/be7c7a0b9/66b8f02a0b204b17b0b6e8c2ec5ac5ae [2020-10-28 17:07:20,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:07:20,500 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:07:20,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:07:20,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:07:20,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:07:20,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:07:20" (1/1) ... [2020-10-28 17:07:20,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13743b17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:20, skipping insertion in model container [2020-10-28 17:07:20,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:07:20" (1/1) ... [2020-10-28 17:07:20,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:07:20,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:07:21,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:07:21,091 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:07:21,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:07:21,222 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:07:21,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21 WrapperNode [2020-10-28 17:07:21,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:07:21,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:07:21,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:07:21,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:07:21,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (1/1) ... [2020-10-28 17:07:21,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:07:21,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:07:21,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:07:21,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:07:21,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (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 17:07:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:07:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:07:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:07:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:07:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:07:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:07:21,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:07:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:07:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:07:21,507 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:07:21,508 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 17:07:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:07:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:07:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:07:21,509 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:07:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:07:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:07:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:07:21,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 17:07:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:07:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:07:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:07:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:07:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:07:21,511 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:07:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:07:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:07:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:07:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:07:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:07:21,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:07:21,513 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:07:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:07:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:07:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:07:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 17:07:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:07:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:07:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:07:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:07:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:07:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:07:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:07:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:07:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:07:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:07:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:07:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:07:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:07:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:07:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 17:07:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:07:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:07:21,518 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:07:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:07:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:07:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:07:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:07:21,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:07:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:07:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 17:07:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 17:07:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 17:07:21,520 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:07:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:07:21,521 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:07:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:07:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:07:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:07:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:07:21,523 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:07:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:07:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:07:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:07:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:07:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:07:21,524 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:07:21,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:07:21,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:07:21,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:07:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:07:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:07:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:07:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:07:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:07:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:07:21,526 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:07:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:07:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:07:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:07:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:07:21,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:07:22,659 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:07:22,660 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:07:22,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:07:22 BoogieIcfgContainer [2020-10-28 17:07:22,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:07:22,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:07:22,664 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:07:22,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:07:22,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:07:20" (1/3) ... [2020-10-28 17:07:22,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53637dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:07:22, skipping insertion in model container [2020-10-28 17:07:22,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:07:21" (2/3) ... [2020-10-28 17:07:22,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53637dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:07:22, skipping insertion in model container [2020-10-28 17:07:22,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:07:22" (3/3) ... [2020-10-28 17:07:22,671 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2020-10-28 17:07:22,683 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:07:22,689 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:07:22,719 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:07:22,748 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:07:22,748 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:07:22,748 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:07:22,748 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:07:22,748 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:07:22,749 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:07:22,749 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:07:22,749 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:07:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-10-28 17:07:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:07:22,781 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:22,782 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 17:07:22,783 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 17:07:22,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:22,789 INFO L82 PathProgramCache]: Analyzing trace with hash 1534055941, now seen corresponding path program 1 times [2020-10-28 17:07:22,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:22,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1761932425] [2020-10-28 17:07:22,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:23,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:23,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:24,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:24,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:25,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:07:28,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:28,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:07:28,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:07:28,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 17:07:28,494 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:28,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:28,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:07:28,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:28,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:28,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:28,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:28,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:28,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:28,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:28,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:28,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:28,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:28,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:28,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:28,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:28,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:28,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:07:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:28,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:28,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:07:28,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:28,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:28,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:28,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:28,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:07:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:28,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:28,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:28,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:28,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:07:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:28,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:28,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:28,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:28,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:28,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:28,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:28,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:28,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:28,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:28,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:28,718 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 17:07:28,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1761932425] [2020-10-28 17:07:28,722 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:28,722 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:07:28,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581362439] [2020-10-28 17:07:28,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:07:28,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:28,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:07:28,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:07:28,746 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 4 states. [2020-10-28 17:07:30,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:30,157 INFO L93 Difference]: Finished difference Result 319 states and 410 transitions. [2020-10-28 17:07:30,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:07:30,159 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:07:30,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:30,172 INFO L225 Difference]: With dead ends: 319 [2020-10-28 17:07:30,172 INFO L226 Difference]: Without dead ends: 174 [2020-10-28 17:07:30,177 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:07:30,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-10-28 17:07:30,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 143. [2020-10-28 17:07:30,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-10-28 17:07:30,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2020-10-28 17:07:30,277 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 60 [2020-10-28 17:07:30,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:30,277 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2020-10-28 17:07:30,277 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:07:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2020-10-28 17:07:30,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:07:30,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:30,281 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 17:07:30,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:07:30,282 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 17:07:30,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:30,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1194660401, now seen corresponding path program 1 times [2020-10-28 17:07:30,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:30,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [92866831] [2020-10-28 17:07:30,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:30,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:30,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:30,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:31,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:31,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:31,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:07:35,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:07:35,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 17:07:35,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:07:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:07:35,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:35,744 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:35,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:35,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 17:07:35,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:35,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:35,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:35,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:35,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:35,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:35,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:35,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:35,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:35,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:35,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:35,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:35,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:35,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:35,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:35,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:35,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:07:35,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:35,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:35,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:07:35,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:35,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:35,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:35,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:07:35,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:35,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:35,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:07:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:35,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:35,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:35,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:35,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:35,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:35,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:35,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:35,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:35,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:35,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:35,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:35,866 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 17:07:35,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [92866831] [2020-10-28 17:07:35,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:35,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:35,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866297612] [2020-10-28 17:07:35,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:35,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:35,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:35,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:35,870 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 5 states. [2020-10-28 17:07:36,520 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:37,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:37,703 INFO L93 Difference]: Finished difference Result 255 states and 310 transitions. [2020-10-28 17:07:37,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:07:37,704 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:07:37,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:37,707 INFO L225 Difference]: With dead ends: 255 [2020-10-28 17:07:37,707 INFO L226 Difference]: Without dead ends: 164 [2020-10-28 17:07:37,709 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 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 17:07:37,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-28 17:07:37,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 134. [2020-10-28 17:07:37,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-28 17:07:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 156 transitions. [2020-10-28 17:07:37,766 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 156 transitions. Word has length 61 [2020-10-28 17:07:37,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:37,766 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 156 transitions. [2020-10-28 17:07:37,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2020-10-28 17:07:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-28 17:07:37,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:37,769 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] [2020-10-28 17:07:37,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:07:37,770 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 17:07:37,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:37,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1999554617, now seen corresponding path program 1 times [2020-10-28 17:07:37,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:37,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [441772484] [2020-10-28 17:07:37,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:37,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:37,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:38,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:39,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-28 17:07:42,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:07:42,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4553 [2020-10-28 17:07:42,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:07:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:42,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-28 17:07:42,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,743 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:42,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-28 17:07:42,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:42,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:42,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:42,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:07:42,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:42,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:42,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:42,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:42,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:42,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:42,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:42,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:07:42,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:42,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:07:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:42,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:42,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:42,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:42,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:42,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:07:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:42,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:42,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:07:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:42,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:42,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:42,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:42,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:42,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:42,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:42,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:42,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:43,006 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 17:07:43,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [441772484] [2020-10-28 17:07:43,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:43,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:07:43,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096851330] [2020-10-28 17:07:43,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:07:43,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:43,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:07:43,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:07:43,008 INFO L87 Difference]: Start difference. First operand 134 states and 156 transitions. Second operand 5 states. [2020-10-28 17:07:43,491 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:45,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:45,541 INFO L93 Difference]: Finished difference Result 384 states and 472 transitions. [2020-10-28 17:07:45,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:07:45,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-10-28 17:07:45,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:45,547 INFO L225 Difference]: With dead ends: 384 [2020-10-28 17:07:45,547 INFO L226 Difference]: Without dead ends: 278 [2020-10-28 17:07:45,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 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 17:07:45,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-10-28 17:07:45,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 233. [2020-10-28 17:07:45,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-10-28 17:07:45,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 278 transitions. [2020-10-28 17:07:45,629 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 278 transitions. Word has length 65 [2020-10-28 17:07:45,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:45,629 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 278 transitions. [2020-10-28 17:07:45,629 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:07:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 278 transitions. [2020-10-28 17:07:45,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-28 17:07:45,632 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:45,632 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] [2020-10-28 17:07:45,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:07:45,633 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 17:07:45,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:45,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1191121452, now seen corresponding path program 1 times [2020-10-28 17:07:45,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:45,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [591590709] [2020-10-28 17:07:45,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:45,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:45,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:46,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:46,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-28 17:07:48,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:07:48,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2354 [2020-10-28 17:07:48,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:07:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:07:48,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-28 17:07:48,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:48,453 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:48,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:48,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-28 17:07:48,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:48,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:48,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:48,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:48,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:48,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:48,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:48,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:48,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:48,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:48,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:48,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:48,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:48,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:48,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:48,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:48,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:48,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:48,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:48,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:48,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:48,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:07:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:48,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:48,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:07:48,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 17:07:48,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:48,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:07:48,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:48,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:07:48,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:48,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:48,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:48,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:48,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 17:07:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:48,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:48,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:07:48,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:48,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 17:07:48,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 17:07:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:48,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:48,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:48,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:48,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:48,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:07:48,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:48,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:48,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:48,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:48,661 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 17:07:48,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [591590709] [2020-10-28 17:07:48,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:48,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:07:48,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049640481] [2020-10-28 17:07:48,663 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:07:48,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:48,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:07:48,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:07:48,665 INFO L87 Difference]: Start difference. First operand 233 states and 278 transitions. Second operand 9 states. [2020-10-28 17:07:49,390 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:50,265 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:07:51,431 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:07:51,917 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:07:52,704 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:53,107 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:53,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:53,795 INFO L93 Difference]: Finished difference Result 630 states and 817 transitions. [2020-10-28 17:07:53,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:07:53,796 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-10-28 17:07:53,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:53,805 INFO L225 Difference]: With dead ends: 630 [2020-10-28 17:07:53,806 INFO L226 Difference]: Without dead ends: 425 [2020-10-28 17:07:53,814 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:07:53,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2020-10-28 17:07:53,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 367. [2020-10-28 17:07:53,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2020-10-28 17:07:53,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 442 transitions. [2020-10-28 17:07:53,944 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 442 transitions. Word has length 71 [2020-10-28 17:07:53,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:53,945 INFO L481 AbstractCegarLoop]: Abstraction has 367 states and 442 transitions. [2020-10-28 17:07:53,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:07:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 442 transitions. [2020-10-28 17:07:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:07:53,947 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:53,947 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] [2020-10-28 17:07:53,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:07:53,947 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 17:07:53,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:53,948 INFO L82 PathProgramCache]: Analyzing trace with hash 2010331736, now seen corresponding path program 1 times [2020-10-28 17:07:53,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:53,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443932258] [2020-10-28 17:07:53,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:07:54,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 295 [2020-10-28 17:07:54,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:07:54,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-28 17:07:54,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:07:54,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,602 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:54,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 17:07:54,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:54,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:54,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:54,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:54,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:54,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:54,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:07:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:54,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:07:54,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:54,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:07:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:07:54,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:07:54,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:07:54,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 17:07:54,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:07:54,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:07:54,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:07:54,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:07:54,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 17:07:54,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:07:54,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:07:54,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:07:54,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:54,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:07:54,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:07:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:54,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:54,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:07:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:54,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:07:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:54,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:54,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:07:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:54,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:54,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:54,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:54,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:54,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:54,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:54,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:54,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:54,925 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 17:07:54,925 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [443932258] [2020-10-28 17:07:54,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:54,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:07:54,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610087008] [2020-10-28 17:07:54,926 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:07:54,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:54,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:07:54,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:07:54,927 INFO L87 Difference]: Start difference. First operand 367 states and 442 transitions. Second operand 9 states. [2020-10-28 17:07:56,330 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:07:56,731 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:07:57,172 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:07:57,586 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:07:58,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:07:58,577 INFO L93 Difference]: Finished difference Result 778 states and 986 transitions. [2020-10-28 17:07:58,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:07:58,581 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-28 17:07:58,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:07:58,585 INFO L225 Difference]: With dead ends: 778 [2020-10-28 17:07:58,585 INFO L226 Difference]: Without dead ends: 439 [2020-10-28 17:07:58,586 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:07:58,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2020-10-28 17:07:58,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 380. [2020-10-28 17:07:58,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-10-28 17:07:58,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 456 transitions. [2020-10-28 17:07:58,701 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 456 transitions. Word has length 93 [2020-10-28 17:07:58,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:07:58,701 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 456 transitions. [2020-10-28 17:07:58,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:07:58,702 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 456 transitions. [2020-10-28 17:07:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:07:58,708 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:07:58,708 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 17:07:58,708 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:07:58,708 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 17:07:58,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:07:58,711 INFO L82 PathProgramCache]: Analyzing trace with hash -2009875946, now seen corresponding path program 1 times [2020-10-28 17:07:58,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:07:58,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [14975638] [2020-10-28 17:07:58,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:07:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:58,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:07:59,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 262 [2020-10-28 17:07:59,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-28 17:07:59,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:59,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,360 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:07:59,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:59,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 17:07:59,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:07:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:59,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:59,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:07:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:59,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:59,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:07:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:59,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:59,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:07:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:07:59,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:07:59,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:07:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:59,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:59,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:07:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:07:59,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:59,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:07:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:59,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:59,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:07:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:07:59,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:07:59,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:59,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:07:59,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:59,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:07:59,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:07:59,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:59,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:07:59,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:59,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:07:59,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:07:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:07:59,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:07:59,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:07:59,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 17:07:59,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:59,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:07:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:07:59,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:07:59,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:07:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:07:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:07:59,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:07:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:59,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:59,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:59,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:07:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:59,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:07:59,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:59,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:07:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:07:59,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:07:59,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:07:59,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:07:59,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:07:59,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:07:59,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:07:59,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:07:59,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:07:59,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:07:59,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:07:59,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:07:59,606 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 17:07:59,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [14975638] [2020-10-28 17:07:59,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:07:59,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:07:59,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475328904] [2020-10-28 17:07:59,609 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:07:59,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:07:59,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:07:59,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:07:59,611 INFO L87 Difference]: Start difference. First operand 380 states and 456 transitions. Second operand 8 states. [2020-10-28 17:08:01,036 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:01,443 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:01,824 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:02,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:02,885 INFO L93 Difference]: Finished difference Result 805 states and 1033 transitions. [2020-10-28 17:08:02,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:08:02,886 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-10-28 17:08:02,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:02,890 INFO L225 Difference]: With dead ends: 805 [2020-10-28 17:08:02,890 INFO L226 Difference]: Without dead ends: 453 [2020-10-28 17:08:02,892 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:08:02,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-10-28 17:08:02,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 388. [2020-10-28 17:08:02,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 388 states. [2020-10-28 17:08:02,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 464 transitions. [2020-10-28 17:08:02,988 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 464 transitions. Word has length 93 [2020-10-28 17:08:02,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:02,988 INFO L481 AbstractCegarLoop]: Abstraction has 388 states and 464 transitions. [2020-10-28 17:08:02,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:08:02,988 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 464 transitions. [2020-10-28 17:08:02,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 17:08:02,990 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:02,990 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 17:08:02,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:08:02,991 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 17:08:02,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:02,991 INFO L82 PathProgramCache]: Analyzing trace with hash -59575691, now seen corresponding path program 1 times [2020-10-28 17:08:02,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:02,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [462763242] [2020-10-28 17:08:02,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-28 17:08:03,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 523 [2020-10-28 17:08:03,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:08:03,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:03,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-28 17:08:03,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:03,898 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:03,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:03,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:03,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:03,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:03,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:03,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-28 17:08:03,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:03,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:03,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:03,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:03,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:03,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:04,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:04,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:04,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:04,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:04,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:04,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:04,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:04,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:04,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:04,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:04,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:08:04,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:04,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:04,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:04,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:04,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-28 17:08:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:04,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:08:04,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 17:08:04,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:08:04,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:04,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:08:04,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:08:04,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:04,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:08:04,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:08:04,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:04,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:08:04,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:04,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:04,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:04,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:04,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:08:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:04,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:04,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:04,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:04,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-28 17:08:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:04,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:04,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:04,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:04,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:04,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:04,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:04,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:04,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:04,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:04,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:04,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:04,193 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 17:08:04,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [462763242] [2020-10-28 17:08:04,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:04,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:08:04,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793730968] [2020-10-28 17:08:04,195 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:08:04,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:04,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:08:04,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:08:04,196 INFO L87 Difference]: Start difference. First operand 388 states and 464 transitions. Second operand 7 states. [2020-10-28 17:08:05,010 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:05,784 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:08,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:08,332 INFO L93 Difference]: Finished difference Result 1190 states and 1542 transitions. [2020-10-28 17:08:08,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:08:08,333 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-10-28 17:08:08,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:08,340 INFO L225 Difference]: With dead ends: 1190 [2020-10-28 17:08:08,340 INFO L226 Difference]: Without dead ends: 830 [2020-10-28 17:08:08,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 37 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 17:08:08,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2020-10-28 17:08:08,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 767. [2020-10-28 17:08:08,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2020-10-28 17:08:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 933 transitions. [2020-10-28 17:08:08,504 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 933 transitions. Word has length 93 [2020-10-28 17:08:08,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:08,504 INFO L481 AbstractCegarLoop]: Abstraction has 767 states and 933 transitions. [2020-10-28 17:08:08,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:08:08,504 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 933 transitions. [2020-10-28 17:08:08,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-28 17:08:08,506 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:08,507 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] [2020-10-28 17:08:08,507 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:08:08,507 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 17:08:08,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:08,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1017455259, now seen corresponding path program 1 times [2020-10-28 17:08:08,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:08,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1890636433] [2020-10-28 17:08:08,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:08,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:08,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-28 17:08:10,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:08:10,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1575 [2020-10-28 17:08:10,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:08:10,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:08:10,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-28 17:08:10,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,615 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:10,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 17:08:10,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:10,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:10,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:10,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:10,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:10,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:10,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:10,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:10,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:10,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:10,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:10,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:10,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:08:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:10,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:10,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:10,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:10,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:08:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:10,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:08:10,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:08:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:08:10,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:10,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:08:10,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:10,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 17:08:10,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:10,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:10,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:10,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:08:10,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:10,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:10,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:10,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:08:10,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:10,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 17:08:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:10,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:08:10,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:10,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:10,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 17:08:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:10,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:10,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:10,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:10,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:10,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:10,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:10,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:10,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:10,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:10,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:10,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:10,891 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 17:08:10,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1890636433] [2020-10-28 17:08:10,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:08:10,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 17:08:10,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387965410] [2020-10-28 17:08:10,892 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:08:10,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:10,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:08:10,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:08:10,896 INFO L87 Difference]: Start difference. First operand 767 states and 933 transitions. Second operand 12 states. [2020-10-28 17:08:11,565 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:12,848 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:08:13,336 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:08:13,715 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:14,967 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:15,427 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:15,836 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:17,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:17,605 INFO L93 Difference]: Finished difference Result 1536 states and 1985 transitions. [2020-10-28 17:08:17,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:08:17,606 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-28 17:08:17,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:17,613 INFO L225 Difference]: With dead ends: 1536 [2020-10-28 17:08:17,614 INFO L226 Difference]: Without dead ends: 942 [2020-10-28 17:08:17,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-28 17:08:17,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2020-10-28 17:08:17,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 834. [2020-10-28 17:08:17,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 834 states. [2020-10-28 17:08:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1023 transitions. [2020-10-28 17:08:17,786 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1023 transitions. Word has length 97 [2020-10-28 17:08:17,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:17,787 INFO L481 AbstractCegarLoop]: Abstraction has 834 states and 1023 transitions. [2020-10-28 17:08:17,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:08:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1023 transitions. [2020-10-28 17:08:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-28 17:08:17,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:17,791 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:08:17,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:08:17,791 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 17:08:17,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:17,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1983049987, now seen corresponding path program 1 times [2020-10-28 17:08:17,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:17,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1259505295] [2020-10-28 17:08:17,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:17,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:17,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:18,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:18,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:18,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-28 17:08:21,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:08:21,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3680 [2020-10-28 17:08:21,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:21,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 86 [2020-10-28 17:08:21,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 17:08:21,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:21,898 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:21,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:21,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:21,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:21,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 17:08:21,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:21,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:21,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:21,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:21,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:21,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:21,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:21,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:21,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:21,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:21,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:21,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:21,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:21,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:21,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:21,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:21,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:21,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:21,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:21,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:21,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:21,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:21,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:21,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:21,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:21,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:21,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:21,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:21,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:21,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:21,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:21,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:21,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:21,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:21,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 17:08:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:22,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:22,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:08:22,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 17:08:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 17:08:22,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:08:22,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:08:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:22,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:22,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:22,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:22,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:08:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:22,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:08:22,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 17:08:22,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:22,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:22,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:22,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:22,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:22,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:22,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:22,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:22,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:08:22,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:08:22,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:22,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:22,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:08:22,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:08:22,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:22,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:22,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 17:08:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:22,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:22,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:22,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:22,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:22,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:22,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-28 17:08:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:22,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:22,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:22,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 17:08:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:22,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:22,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:22,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 17:08:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:22,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:22,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:22,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:22,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:22,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:22,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:22,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:22,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:22,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:08:22,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:22,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:22,209 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-28 17:08:22,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1259505295] [2020-10-28 17:08:22,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:08:22,210 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:08:22,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805128630] [2020-10-28 17:08:22,211 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:08:22,211 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:22,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:08:22,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:08:22,212 INFO L87 Difference]: Start difference. First operand 834 states and 1023 transitions. Second operand 9 states. [2020-10-28 17:08:22,744 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:24,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:24,724 INFO L93 Difference]: Finished difference Result 1503 states and 1901 transitions. [2020-10-28 17:08:24,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 17:08:24,725 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 138 [2020-10-28 17:08:24,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:24,732 INFO L225 Difference]: With dead ends: 1503 [2020-10-28 17:08:24,732 INFO L226 Difference]: Without dead ends: 1067 [2020-10-28 17:08:24,734 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=164, Invalid=388, Unknown=0, NotChecked=0, Total=552 [2020-10-28 17:08:24,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1067 states. [2020-10-28 17:08:24,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1067 to 969. [2020-10-28 17:08:24,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 969 states. [2020-10-28 17:08:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1187 transitions. [2020-10-28 17:08:24,948 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1187 transitions. Word has length 138 [2020-10-28 17:08:24,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:24,948 INFO L481 AbstractCegarLoop]: Abstraction has 969 states and 1187 transitions. [2020-10-28 17:08:24,949 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:08:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1187 transitions. [2020-10-28 17:08:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-28 17:08:24,953 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:08:24,954 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:08:24,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:08:24,954 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 17:08:24,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:08:24,955 INFO L82 PathProgramCache]: Analyzing trace with hash 683337364, now seen corresponding path program 1 times [2020-10-28 17:08:24,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:08:24,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [947526387] [2020-10-28 17:08:24,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:08:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:25,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:25,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:25,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:25,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:26,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 226 [2020-10-28 17:08:28,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:08:28,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3149 [2020-10-28 17:08:28,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:08:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-28 17:08:28,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-28 17:08:28,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,514 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:28,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:08:28,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:08:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:28,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:08:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:08:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:08:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:28,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:08:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:08:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 17:08:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-28 17:08:28,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:08:28,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 17:08:28,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:28,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:08:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 17:08:28,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:08:28,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:08:28,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:08:28,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:08:28,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:08:28,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 17:08:28,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:08:28,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 17:08:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:08:28,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:08:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 17:08:28,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:08:28,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:08:28,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 17:08:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:28,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:08:28,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:08:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:08:28,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:08:28,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:08:28,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:08:28,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:08:28,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-28 17:08:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:28,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-28 17:08:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-28 17:08:28,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:08:28,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 17:08:28,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 17:08:28,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 17:08:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 17:08:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:08:28,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:08:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:08:28,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:08:28,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:08:28,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:08:28,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 17:08:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:28,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 17:08:28,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:08:28,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:08:28,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:08:28,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:08:28,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:08:28,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:08:28,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:08:28,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:08:28,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:08:28,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:08:28,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:08:28,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:08:28,892 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 17:08:28,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [947526387] [2020-10-28 17:08:28,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:08:28,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:08:28,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645122279] [2020-10-28 17:08:28,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:08:28,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:08:28,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:08:28,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:08:28,895 INFO L87 Difference]: Start difference. First operand 969 states and 1187 transitions. Second operand 12 states. [2020-10-28 17:08:29,526 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 17:08:30,509 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:30,942 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:31,664 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:32,770 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:08:33,269 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:08:33,931 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:34,398 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:35,273 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 208 [2020-10-28 17:08:36,058 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:08:36,615 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:37,522 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 210 [2020-10-28 17:08:38,599 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 17:08:39,396 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 210 [2020-10-28 17:08:40,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:08:40,030 INFO L93 Difference]: Finished difference Result 1934 states and 2458 transitions. [2020-10-28 17:08:40,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-28 17:08:40,031 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 156 [2020-10-28 17:08:40,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:08:40,032 INFO L225 Difference]: With dead ends: 1934 [2020-10-28 17:08:40,033 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:08:40,039 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=526, Invalid=1544, Unknown=0, NotChecked=0, Total=2070 [2020-10-28 17:08:40,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:08:40,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:08:40,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:08:40,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:08:40,040 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2020-10-28 17:08:40,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:08:40,040 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:08:40,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:08:40,040 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:08:40,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:08:40,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:08:40,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:08:45,764 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 260 [2020-10-28 17:08:47,121 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 266 [2020-10-28 17:08:47,481 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 266 [2020-10-28 17:08:48,252 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 275 [2020-10-28 17:08:50,017 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 306 [2020-10-28 17:08:51,227 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 181 DAG size of output: 16 [2020-10-28 17:08:51,550 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-10-28 17:08:51,869 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 17:08:52,190 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 27 [2020-10-28 17:08:53,134 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:08:53,392 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-28 17:08:54,089 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 26 [2020-10-28 17:08:54,450 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:08:54,784 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:08:55,728 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:08:56,029 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-10-28 17:08:56,712 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-28 17:08:57,049 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:08:57,348 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 1 [2020-10-28 17:08:59,477 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 224 DAG size of output: 35 [2020-10-28 17:08:59,757 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 1 [2020-10-28 17:09:01,927 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 206 DAG size of output: 34 [2020-10-28 17:09:02,748 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2020-10-28 17:09:03,762 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 19 [2020-10-28 17:09:04,393 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-28 17:09:05,075 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 41 [2020-10-28 17:09:05,413 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:09:07,206 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 199 DAG size of output: 31 [2020-10-28 17:09:09,251 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 215 DAG size of output: 30 [2020-10-28 17:09:10,172 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 42 [2020-10-28 17:09:11,084 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 42 [2020-10-28 17:09:12,228 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 181 DAG size of output: 16 [2020-10-28 17:09:12,344 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 24 [2020-10-28 17:09:13,240 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 17 [2020-10-28 17:09:14,503 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 193 DAG size of output: 35 [2020-10-28 17:09:14,848 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:09:15,187 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:09:15,856 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 21 [2020-10-28 17:09:16,261 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 19 [2020-10-28 17:09:17,364 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 216 DAG size of output: 45 [2020-10-28 17:09:17,767 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 38 [2020-10-28 17:09:18,091 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 17:09:18,411 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 17:09:18,746 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:09:19,381 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 43 [2020-10-28 17:09:20,338 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:09:20,675 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:09:21,019 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:09:21,358 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2020-10-28 17:09:21,707 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:09:22,822 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 167 DAG size of output: 21 [2020-10-28 17:09:23,213 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 23 [2020-10-28 17:09:25,302 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 205 DAG size of output: 37 [2020-10-28 17:09:26,375 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 252 DAG size of output: 40 [2020-10-28 17:09:27,333 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 23 [2020-10-28 17:09:27,338 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:09:27,338 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:09:27,338 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:09:27,339 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:09:27,339 INFO L274 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-10-28 17:09:27,339 INFO L274 CegarLoopResult]: For program point L598-1(lines 598 602) no Hoare annotation was computed. [2020-10-28 17:09:27,339 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 567 622) no Hoare annotation was computed. [2020-10-28 17:09:27,339 INFO L274 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-28 17:09:27,339 INFO L274 CegarLoopResult]: For program point L592-2(lines 592 613) no Hoare annotation was computed. [2020-10-28 17:09:27,340 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 567 622) no Hoare annotation was computed. [2020-10-28 17:09:27,340 INFO L274 CegarLoopResult]: For program point L614(lines 591 615) no Hoare annotation was computed. [2020-10-28 17:09:27,340 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 567 622) no Hoare annotation was computed. [2020-10-28 17:09:27,340 INFO L274 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-10-28 17:09:27,340 INFO L274 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-10-28 17:09:27,340 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 623 682) no Hoare annotation was computed. [2020-10-28 17:09:27,340 INFO L274 CegarLoopResult]: For program point L655(lines 655 659) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 623 682) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point L655-1(lines 655 659) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 623 682) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point L649-2(lines 649 674) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point L675(lines 648 676) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 72 78) the Hoare annotation is: true [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 72 78) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 79 87) no Hoare annotation was computed. [2020-10-28 17:09:27,341 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 79 87) the Hoare annotation is: true [2020-10-28 17:09:27,342 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 79 87) no Hoare annotation was computed. [2020-10-28 17:09:27,342 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 467 474) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0)) (not (<= ~pumpRunning~0 0))) [2020-10-28 17:09:27,342 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 467 474) no Hoare annotation was computed. [2020-10-28 17:09:27,342 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 467 474) no Hoare annotation was computed. [2020-10-28 17:09:27,342 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-28 17:09:27,342 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 475 484) the Hoare annotation is: (let ((.cse0 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse4 (not (<= ~pumpRunning~0 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse6 (= 0 ~systemActive~0)) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse7 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse3) (or (not (= ~waterLevel~0 1)) .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse5 .cse2 .cse6 .cse3 .cse7))) [2020-10-28 17:09:27,342 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 475 484) no Hoare annotation was computed. [2020-10-28 17:09:27,343 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 475 484) no Hoare annotation was computed. [2020-10-28 17:09:27,343 INFO L270 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (<= 0 ~pumpRunning~0)) .cse1 (not (<= ~pumpRunning~0 0)) .cse3) (or .cse0 .cse1 .cse2 .cse3))) [2020-10-28 17:09:27,343 INFO L274 CegarLoopResult]: For program point L498(lines 498 504) no Hoare annotation was computed. [2020-10-28 17:09:27,343 INFO L274 CegarLoopResult]: For program point L497(lines 497 507) no Hoare annotation was computed. [2020-10-28 17:09:27,343 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 485 513) the Hoare annotation is: true [2020-10-28 17:09:27,343 INFO L270 CegarLoopResult]: At program point L495(line 495) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 (= 0 ~systemActive~0) .cse1) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-28 17:09:27,343 INFO L274 CegarLoopResult]: For program point L495-1(line 495) no Hoare annotation was computed. [2020-10-28 17:09:27,343 INFO L274 CegarLoopResult]: For program point L493(lines 493 510) no Hoare annotation was computed. [2020-10-28 17:09:27,344 INFO L274 CegarLoopResult]: For program point L493-1(lines 485 513) no Hoare annotation was computed. [2020-10-28 17:09:27,344 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 485 513) no Hoare annotation was computed. [2020-10-28 17:09:27,344 INFO L277 CegarLoopResult]: At program point L491(line 491) the Hoare annotation is: true [2020-10-28 17:09:27,344 INFO L274 CegarLoopResult]: For program point L491-1(line 491) no Hoare annotation was computed. [2020-10-28 17:09:27,344 INFO L270 CegarLoopResult]: At program point L386-1(line 386) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,344 INFO L274 CegarLoopResult]: For program point L384(lines 384 391) no Hoare annotation was computed. [2020-10-28 17:09:27,344 INFO L274 CegarLoopResult]: For program point L384-1(lines 384 391) no Hoare annotation was computed. [2020-10-28 17:09:27,344 INFO L274 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-10-28 17:09:27,345 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 374 396) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,345 INFO L270 CegarLoopResult]: At program point L381(line 381) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,345 INFO L270 CegarLoopResult]: At program point L380(line 380) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,345 INFO L270 CegarLoopResult]: At program point L380-1(line 380) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,345 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 374 396) no Hoare annotation was computed. [2020-10-28 17:09:27,345 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 374 396) no Hoare annotation was computed. [2020-10-28 17:09:27,345 INFO L270 CegarLoopResult]: At program point L386(line 386) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 330 353) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 330 353) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 330 353) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L347(line 347) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L345(line 345) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L342(line 342) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-10-28 17:09:27,346 INFO L274 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L274 CegarLoopResult]: For program point L339(line 339) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L274 CegarLoopResult]: For program point L338(line 338) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L274 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L274 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L274 CegarLoopResult]: For program point L335(line 335) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 281 295) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L270 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse3) (or .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse5 .cse2) (or .cse6 .cse7 (not (= ~waterLevel~0 1))))) [2020-10-28 17:09:27,347 INFO L274 CegarLoopResult]: For program point L285(lines 285 291) no Hoare annotation was computed. [2020-10-28 17:09:27,347 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 281 295) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (<= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse3) (or .cse6 .cse7 .cse5 .cse2 .cse3) (or .cse6 .cse7 (not (= ~waterLevel~0 1)) .cse3) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 281 295) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 217 225) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 217 225) the Hoare annotation is: true [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 217 225) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point L256-1(line 256) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point L245(lines 245 253) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point L245-2(lines 245 253) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 226 261) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point L233(lines 233 241) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point L233-2(lines 233 241) no Hoare annotation was computed. [2020-10-28 17:09:27,348 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 226 261) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 226 261) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 65 71) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 65 71) the Hoare annotation is: true [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 521 566) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 521 566) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 521 566) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point L865(lines 865 866) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point L858(lines 858 859) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 834 879) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point L854(lines 854 861) no Hoare annotation was computed. [2020-10-28 17:09:27,349 INFO L274 CegarLoopResult]: For program point L848(lines 848 868) no Hoare annotation was computed. [2020-10-28 17:09:27,350 INFO L274 CegarLoopResult]: For program point L848-1(lines 848 868) no Hoare annotation was computed. [2020-10-28 17:09:27,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 858 859) no Hoare annotation was computed. [2020-10-28 17:09:27,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 865 866) no Hoare annotation was computed. [2020-10-28 17:09:27,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 834 879) no Hoare annotation was computed. [2020-10-28 17:09:27,350 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 834 879) no Hoare annotation was computed. [2020-10-28 17:09:27,350 INFO L270 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,350 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 363 373) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-28 17:09:27,350 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 363 373) no Hoare annotation was computed. [2020-10-28 17:09:27,350 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 363 373) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 206 216) the Hoare annotation is: true [2020-10-28 17:09:27,351 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 206 216) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 206 216) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L277 CegarLoopResult]: At program point L211(line 211) the Hoare annotation is: true [2020-10-28 17:09:27,351 INFO L274 CegarLoopResult]: For program point L211-1(line 211) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 198 205) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))))) [2020-10-28 17:09:27,351 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 198 205) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 198 205) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 960 973) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L274 CegarLoopResult]: For program point L964(lines 964 970) no Hoare annotation was computed. [2020-10-28 17:09:27,351 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 960 973) the Hoare annotation is: true [2020-10-28 17:09:27,352 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 960 973) no Hoare annotation was computed. [2020-10-28 17:09:27,352 INFO L270 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:27,352 INFO L274 CegarLoopResult]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2020-10-28 17:09:27,352 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 165 189) no Hoare annotation was computed. [2020-10-28 17:09:27,352 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 165 189) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:09:27,352 INFO L270 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:27,352 INFO L270 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:27,352 INFO L274 CegarLoopResult]: For program point L173(lines 173 181) no Hoare annotation was computed. [2020-10-28 17:09:27,353 INFO L270 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:27,353 INFO L274 CegarLoopResult]: For program point L171-1(line 171) no Hoare annotation was computed. [2020-10-28 17:09:27,353 INFO L274 CegarLoopResult]: For program point L169(lines 169 186) no Hoare annotation was computed. [2020-10-28 17:09:27,353 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 131 137) no Hoare annotation was computed. [2020-10-28 17:09:27,353 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 131 137) the Hoare annotation is: true [2020-10-28 17:09:27,353 INFO L270 CegarLoopResult]: At program point testENTRY(lines 398 463) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (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 (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:27,353 INFO L270 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 0)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse8 .cse4 .cse6) (and .cse7 .cse0 .cse8 .cse2 .cse4))) [2020-10-28 17:09:27,353 INFO L274 CegarLoopResult]: For program point L444(lines 444 450) no Hoare annotation was computed. [2020-10-28 17:09:27,354 INFO L270 CegarLoopResult]: At program point L444-1(lines 438 451) the Hoare annotation is: (let ((.cse2 (<= 0 ~pumpRunning~0)) (.cse4 (<= ~pumpRunning~0 0)) (.cse5 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse4 .cse5) (and (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse2 .cse4) (and .cse6 .cse0 .cse7 .cse3 .cse5) (and .cse6 .cse0 .cse7 .cse1 .cse3))) [2020-10-28 17:09:27,354 INFO L274 CegarLoopResult]: For program point L409(lines 408 455) no Hoare annotation was computed. [2020-10-28 17:09:27,354 INFO L274 CegarLoopResult]: For program point testFINAL(lines 398 463) no Hoare annotation was computed. [2020-10-28 17:09:27,354 INFO L274 CegarLoopResult]: For program point L438(lines 438 451) no Hoare annotation was computed. [2020-10-28 17:09:27,354 INFO L270 CegarLoopResult]: At program point L430(line 430) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 0)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse9 (not (= 0 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse4 .cse5 .cse6 .cse7) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse6) (and .cse8 .cse0 .cse9 .cse5 .cse7) (and .cse8 .cse0 .cse9 .cse3 .cse5))) [2020-10-28 17:09:27,354 INFO L274 CegarLoopResult]: For program point L428(lines 428 434) no Hoare annotation was computed. [2020-10-28 17:09:27,354 INFO L274 CegarLoopResult]: For program point L428-1(lines 428 434) no Hoare annotation was computed. [2020-10-28 17:09:27,354 INFO L270 CegarLoopResult]: At program point L453(lines 408 455) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~waterLevel~0 1) .cse0 (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse5 .cse0 .cse6 .cse2 .cse4) (and .cse5 .cse0 .cse6 (<= 2 ~waterLevel~0) .cse2))) [2020-10-28 17:09:27,355 INFO L270 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~waterLevel~0 1) .cse0 (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse5 .cse0 .cse6 .cse2 .cse4) (and .cse5 .cse0 .cse6 (<= 2 ~waterLevel~0) .cse2))) [2020-10-28 17:09:27,355 INFO L274 CegarLoopResult]: For program point L418(lines 418 424) no Hoare annotation was computed. [2020-10-28 17:09:27,355 INFO L274 CegarLoopResult]: For program point L418-1(lines 418 424) no Hoare annotation was computed. [2020-10-28 17:09:27,355 INFO L274 CegarLoopResult]: For program point L410(lines 410 414) no Hoare annotation was computed. [2020-10-28 17:09:27,355 INFO L270 CegarLoopResult]: At program point L456(lines 407 457) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-28 17:09:27,355 INFO L274 CegarLoopResult]: For program point testEXIT(lines 398 463) no Hoare annotation was computed. [2020-10-28 17:09:27,355 INFO L274 CegarLoopResult]: For program point L802-1(lines 802 822) no Hoare annotation was computed. [2020-10-28 17:09:27,355 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 812 813) no Hoare annotation was computed. [2020-10-28 17:09:27,355 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point L819(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point L812(lines 812 813) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point L808(lines 808 815) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point L802(lines 802 822) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 928 950) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point L936(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point L936-2(lines 936 944) no Hoare annotation was computed. [2020-10-28 17:09:27,356 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 928 950) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 928 950) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 55 64) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 55 64) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 55 64) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point L735(lines 734 754) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 685 787) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point L731(lines 731 772) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-10-28 17:09:27,357 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 685 787) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point L709(lines 709 713) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point L773(lines 773 784) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point L734-2(lines 734 754) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point L755(lines 733 756) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 685 787) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point L714(lines 714 730) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point L774(lines 774 781) no Hoare annotation was computed. [2020-10-28 17:09:27,358 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:27,359 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)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:09:27,359 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:27,359 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 190 197) no Hoare annotation was computed. [2020-10-28 17:09:27,359 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 190 197) no Hoare annotation was computed. [2020-10-28 17:09:27,359 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 190 197) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-28 17:09:27,359 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 262 280) no Hoare annotation was computed. [2020-10-28 17:09:27,359 INFO L274 CegarLoopResult]: For program point L271(lines 271 275) no Hoare annotation was computed. [2020-10-28 17:09:27,359 INFO L277 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: true [2020-10-28 17:09:27,359 INFO L274 CegarLoopResult]: For program point L271-2(lines 271 275) no Hoare annotation was computed. [2020-10-28 17:09:27,359 INFO L274 CegarLoopResult]: For program point L269-1(line 269) no Hoare annotation was computed. [2020-10-28 17:09:27,360 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 262 280) the Hoare annotation is: true [2020-10-28 17:09:27,360 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 262 280) no Hoare annotation was computed. [2020-10-28 17:09:27,360 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 951 959) the Hoare annotation is: true [2020-10-28 17:09:27,360 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 951 959) no Hoare annotation was computed. [2020-10-28 17:09:27,360 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 951 959) no Hoare annotation was computed. [2020-10-28 17:09:27,360 INFO L274 CegarLoopResult]: For program point L911-1(lines 907 918) no Hoare annotation was computed. [2020-10-28 17:09:27,360 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 907 918) the Hoare annotation is: (let ((.cse4 (not (<= 2 ~waterLevel~0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse8 (= 0 ~systemActive~0)) (.cse6 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse3 .cse6) (or .cse7 .cse1 .cse8 .cse3 .cse4) (or .cse7 .cse1 .cse8 .cse3 .cse6) (or (not (= ~waterLevel~0 1)) .cse0 .cse2 .cse5 .cse3))) [2020-10-28 17:09:27,360 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 907 918) no Hoare annotation was computed. [2020-10-28 17:09:27,360 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:27,360 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:09:27,361 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:27,361 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 919 927) the Hoare annotation is: true [2020-10-28 17:09:27,361 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 919 927) no Hoare annotation was computed. [2020-10-28 17:09:27,361 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 919 927) no Hoare annotation was computed. [2020-10-28 17:09:27,361 INFO L270 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0))) (let ((.cse9 (not .cse4)) (.cse10 (<= 0 ~pumpRunning~0)) (.cse12 (<= ~pumpRunning~0 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse13 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse13)) (.cse8 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse9 .cse10 .cse12 .cse13)) (.cse7 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse7 .cse8) (or .cse5 .cse0 .cse7 .cse2 (and .cse9 (<= 2 ~waterLevel~0) .cse10 .cse11 .cse12 .cse13)) (or .cse0 .cse1 .cse8 .cse3 .cse4) (or .cse5 .cse6 (not (= |old(~waterLevel~0)| 1)) .cse7))))) [2020-10-28 17:09:27,361 INFO L270 CegarLoopResult]: At program point L118(lines 118 124) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0))) (let ((.cse11 (not .cse3)) (.cse12 (<= ~waterLevel~0 2)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse14 (<= 0 ~pumpRunning~0)) (.cse15 (<= ~pumpRunning~0 0)) (.cse13 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse1 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse6 (and .cse16 .cse14 .cse15 .cse13)) (.cse7 (not (<= |old(~pumpRunning~0)| 0))) (.cse8 (not (<= 0 |old(~pumpRunning~0)|))) (.cse9 (and (<= 1 ~pumpRunning~0) .cse16 .cse11 (<= 2 ~waterLevel~0) .cse12)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and .cse11 .cse14 .cse12 (not (= ~switchedOnBeforeTS~0 0)) .cse15 .cse13)) (.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse12 .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse0 .cse8 .cse1 .cse9) (or .cse6 .cse7 (not (= |old(~waterLevel~0)| 1)) .cse8) (or .cse6 .cse7 .cse0 .cse8 .cse10 .cse9) (or .cse0 .cse10 .cse2 .cse3 .cse4 .cse5))))) [2020-10-28 17:09:27,362 INFO L270 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (let ((.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (= 0 ~systemActive~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or .cse2 .cse4 .cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse6 .cse7) .cse8) (or .cse2 .cse3 .cse5 (and .cse6 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse7) .cse8) (or .cse0 .cse2 .cse1 .cse4))) [2020-10-28 17:09:27,362 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 104 130) the Hoare annotation is: (let ((.cse3 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= 0 ~systemActive~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse3 .cse5 .cse6 .cse4) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2 .cse4) (or .cse1 .cse7 .cse5 .cse6 .cse4) (or .cse0 .cse1 .cse2 .cse7 .cse4))) [2020-10-28 17:09:27,362 INFO L274 CegarLoopResult]: For program point L111(lines 107 129) no Hoare annotation was computed. [2020-10-28 17:09:27,362 INFO L274 CegarLoopResult]: For program point L109(lines 107 129) no Hoare annotation was computed. [2020-10-28 17:09:27,362 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 104 130) no Hoare annotation was computed. [2020-10-28 17:09:27,362 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 104 130) no Hoare annotation was computed. [2020-10-28 17:09:27,362 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 298 327) no Hoare annotation was computed. [2020-10-28 17:09:27,362 INFO L274 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-28 17:09:27,362 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 298 327) the Hoare annotation is: true [2020-10-28 17:09:27,362 INFO L274 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2020-10-28 17:09:27,363 INFO L277 CegarLoopResult]: At program point L312-1(lines 312 316) the Hoare annotation is: true [2020-10-28 17:09:27,363 INFO L274 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-10-28 17:09:27,363 INFO L277 CegarLoopResult]: At program point L308-2(lines 308 322) the Hoare annotation is: true [2020-10-28 17:09:27,363 INFO L277 CegarLoopResult]: At program point L304(line 304) the Hoare annotation is: true [2020-10-28 17:09:27,363 INFO L274 CegarLoopResult]: For program point L304-1(line 304) no Hoare annotation was computed. [2020-10-28 17:09:27,363 INFO L277 CegarLoopResult]: At program point L323(lines 298 327) the Hoare annotation is: true [2020-10-28 17:09:27,363 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 883 894) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-28 17:09:27,363 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 883 894) no Hoare annotation was computed. [2020-10-28 17:09:27,363 INFO L274 CegarLoopResult]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2020-10-28 17:09:27,363 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 354 360) no Hoare annotation was computed. [2020-10-28 17:09:27,363 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 354 360) the Hoare annotation is: true [2020-10-28 17:09:27,363 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:09:27,364 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-28 17:09:27,364 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:09:27,364 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:09:27,364 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 139 163) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:09:27,364 INFO L270 CegarLoopResult]: At program point L158(line 158) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:27,364 INFO L274 CegarLoopResult]: For program point L158-1(lines 139 163) no Hoare annotation was computed. [2020-10-28 17:09:27,364 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 139 163) no Hoare annotation was computed. [2020-10-28 17:09:27,364 INFO L270 CegarLoopResult]: At program point L153(line 153) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1))) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:27,364 INFO L270 CegarLoopResult]: At program point L149(line 149) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) (<= ~pumpRunning~0 0)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0)) [2020-10-28 17:09:27,365 INFO L274 CegarLoopResult]: For program point L147(lines 147 155) no Hoare annotation was computed. [2020-10-28 17:09:27,365 INFO L270 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-28 17:09:27,365 INFO L274 CegarLoopResult]: For program point L145-1(line 145) no Hoare annotation was computed. [2020-10-28 17:09:27,365 INFO L274 CegarLoopResult]: For program point L143(lines 143 160) no Hoare annotation was computed. [2020-10-28 17:09:27,365 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 895 906) no Hoare annotation was computed. [2020-10-28 17:09:27,365 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 895 906) the Hoare annotation is: (let ((.cse2 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 (not (= 1 ~systemActive~0)) .cse3) (or .cse0 .cse5 .cse1 .cse6 .cse4) (or .cse0 .cse5 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse6))) [2020-10-28 17:09:27,365 INFO L274 CegarLoopResult]: For program point L899-1(lines 895 906) no Hoare annotation was computed. [2020-10-28 17:09:27,365 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:09:27,365 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-28 17:09:27,365 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2020-10-28 17:09:27,366 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2020-10-28 17:09:27,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:09:27 BoogieIcfgContainer [2020-10-28 17:09:27,384 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:09:27,386 INFO L168 Benchmark]: Toolchain (without parser) took 126890.92 ms. Allocated memory was 160.4 MB in the beginning and 849.3 MB in the end (delta: 688.9 MB). Free memory was 135.3 MB in the beginning and 626.0 MB in the end (delta: -490.7 MB). Peak memory consumption was 533.5 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:27,386 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:09:27,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.56 ms. Allocated memory is still 160.4 MB. Free memory was 134.6 MB in the beginning and 113.3 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:27,387 INFO L168 Benchmark]: Boogie Preprocessor took 181.47 ms. Allocated memory is still 160.4 MB. Free memory was 113.3 MB in the beginning and 140.0 MB in the end (delta: -26.6 MB). Peak memory consumption was 4.8 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:27,388 INFO L168 Benchmark]: RCFGBuilder took 1255.75 ms. Allocated memory is still 160.4 MB. Free memory was 140.0 MB in the beginning and 92.1 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.7 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:27,388 INFO L168 Benchmark]: TraceAbstraction took 124719.87 ms. Allocated memory was 160.4 MB in the beginning and 849.3 MB in the end (delta: 688.9 MB). Free memory was 91.6 MB in the beginning and 626.0 MB in the end (delta: -534.5 MB). Peak memory consumption was 488.4 MB. Max. memory is 8.0 GB. [2020-10-28 17:09:27,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 125.8 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 719.56 ms. Allocated memory is still 160.4 MB. Free memory was 134.6 MB in the beginning and 113.3 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 181.47 ms. Allocated memory is still 160.4 MB. Free memory was 113.3 MB in the beginning and 140.0 MB in the end (delta: -26.6 MB). Peak memory consumption was 4.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1255.75 ms. Allocated memory is still 160.4 MB. Free memory was 140.0 MB in the beginning and 92.1 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 124719.87 ms. Allocated memory was 160.4 MB in the beginning and 849.3 MB in the end (delta: 688.9 MB). Free memory was 91.6 MB in the beginning and 626.0 MB in the end (delta: -534.5 MB). Peak memory consumption was 488.4 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: 819]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 812]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 858]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 865]: 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: 407]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || ((((splverifierCounter <= 0 && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) && pumpRunning <= switchedOnBeforeTS)) || ((((((waterLevel == 1 && splverifierCounter <= 0) && 1 == systemActive) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && 0 <= pumpRunning) && \old(methaneLevelCritical) == methaneLevelCritical) && pumpRunning <= 0)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && 2 <= waterLevel) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 253 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 77.2s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 42.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 47.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1491 SDtfs, 2764 SDslu, 1653 SDs, 0 SdLazy, 6764 SolverSat, 2013 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 509 GetRequests, 348 SyntacticMatches, 3 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 895 ImplicationChecksByTransitivity, 20.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=969occurred 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: 1.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 557 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 1889 PreInvPairs, 2122 NumberOfFragments, 2704 HoareAnnotationTreeSize, 1889 FomulaSimplifications, 39213042 FormulaSimplificationTreeSizeReduction, 10.0s HoareSimplificationTime, 65 FomulaSimplificationsInter, 263452 FormulaSimplificationTreeSizeReductionInter, 37.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 32.8s InterpolantComputationTime, 927 NumberOfCodeBlocks, 927 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 917 ConstructedInterpolants, 0 QuantifiedInterpolants, 344205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 90/99 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...