/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_spec3_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:55:05,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:55:05,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:55:05,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:55:05,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:55:05,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:55:05,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:55:05,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:55:05,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:55:05,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:55:05,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:55:05,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:55:05,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:55:05,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:55:05,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:55:05,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:55:05,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:55:05,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:55:05,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:55:05,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:55:05,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:55:05,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:55:05,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:55:05,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:55:05,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:55:05,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:55:05,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:55:05,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:55:05,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:55:05,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:55:05,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:55:05,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:55:05,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:55:05,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:55:05,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:55:05,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:55:05,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:55:05,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:55:05,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:55:05,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:55:05,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:55:05,645 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 16:55:05,714 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:55:05,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:55:05,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:55:05,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:55:05,718 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:55:05,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:55:05,718 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:55:05,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:55:05,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:55:05,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:55:05,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:55:05,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:55:05,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:55:05,724 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:55:05,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:55:05,725 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:55:05,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:55:05,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:55:05,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:55:05,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:55:05,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:55:05,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:55:05,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:55:05,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:55:05,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:55:05,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:55:05,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:55:05,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:55:05,729 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:55:05,729 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:55:06,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:55:06,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:55:06,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:55:06,191 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:55:06,192 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:55:06,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2020-10-28 16:55:06,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3546da20b/861f2389618245cb8851aeb03cd0b609/FLAG1f8a6236a [2020-10-28 16:55:07,119 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:55:07,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2020-10-28 16:55:07,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3546da20b/861f2389618245cb8851aeb03cd0b609/FLAG1f8a6236a [2020-10-28 16:55:07,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3546da20b/861f2389618245cb8851aeb03cd0b609 [2020-10-28 16:55:07,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:55:07,365 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:55:07,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:55:07,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:55:07,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:55:07,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:07,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56228d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07, skipping insertion in model container [2020-10-28 16:55:07,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:07,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:55:07,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:55:07,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:55:07,842 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:55:07,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:55:07,994 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:55:07,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07 WrapperNode [2020-10-28 16:55:07,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:55:07,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:55:07,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:55:07,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:55:08,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:08,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:08,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:08,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:08,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:08,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:08,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (1/1) ... [2020-10-28 16:55:08,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:55:08,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:55:08,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:55:08,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:55:08,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (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 16:55:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:55:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:55:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:55:08,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:55:08,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:55:08,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:55:08,179 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:55:08,179 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:55:08,179 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:55:08,180 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:55:08,180 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:55:08,180 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:55:08,180 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:55:08,180 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:55:08,180 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:55:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:55:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:55:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:55:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:55:08,181 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:55:08,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:55:08,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:55:08,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:55:08,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:55:08,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:55:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:55:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:55:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:55:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:55:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:55:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:55:08,183 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:55:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:55:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:55:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:55:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:55:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:55:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:55:08,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:55:08,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:55:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:55:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:55:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:55:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:55:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:55:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:55:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:55:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:55:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:55:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:55:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:55:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:55:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:55:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:55:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:55:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:55:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:55:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:55:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:55:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:55:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:55:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:55:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:55:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:55:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:55:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:55:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:55:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:55:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:55:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:55:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:55:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:55:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:55:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:55:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:55:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:55:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:55:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:55:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:55:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:55:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:55:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:55:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:55:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:55:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:55:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:55:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:55:09,721 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:55:09,722 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:55:09,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:55:09 BoogieIcfgContainer [2020-10-28 16:55:09,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:55:09,733 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:55:09,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:55:09,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:55:09,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:55:07" (1/3) ... [2020-10-28 16:55:09,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@161c270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:55:09, skipping insertion in model container [2020-10-28 16:55:09,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:55:07" (2/3) ... [2020-10-28 16:55:09,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@161c270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:55:09, skipping insertion in model container [2020-10-28 16:55:09,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:55:09" (3/3) ... [2020-10-28 16:55:09,742 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product38.cil.c [2020-10-28 16:55:09,756 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:55:09,763 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:55:09,778 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:55:09,824 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:55:09,825 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:55:09,825 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:55:09,826 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:55:09,827 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:55:09,827 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:55:09,828 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:55:09,828 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:55:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states. [2020-10-28 16:55:09,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:55:09,883 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:09,884 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:09,885 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 16:55:09,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:09,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1244871602, now seen corresponding path program 1 times [2020-10-28 16:55:09,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:09,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [8114087] [2020-10-28 16:55:09,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:10,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:10,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:11,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:55:13,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:55:13,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3113 [2020-10-28 16:55:13,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:55:13,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:55:13,826 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:13,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:13,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:55:13,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:55:13,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:13,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:13,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:13,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:13,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:13,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:13,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:13,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:13,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:13,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:13,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:13,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:13,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:13,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:13,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:13,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:13,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:55:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:13,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:13,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:13,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:13,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:55:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:13,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:13,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:13,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:13,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:55:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:13,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:13,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:13,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:13,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:13,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:13,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:13,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:13,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:13,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:13,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:13,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:55:13,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [8114087] [2020-10-28 16:55:13,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:13,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:55:13,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407568837] [2020-10-28 16:55:13,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:55:13,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:13,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:55:13,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:55:13,985 INFO L87 Difference]: Start difference. First operand 180 states. Second operand 3 states. [2020-10-28 16:55:15,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:55:15,412 INFO L93 Difference]: Finished difference Result 313 states and 408 transitions. [2020-10-28 16:55:15,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:55:15,418 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-28 16:55:15,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:55:15,439 INFO L225 Difference]: With dead ends: 313 [2020-10-28 16:55:15,439 INFO L226 Difference]: Without dead ends: 167 [2020-10-28 16:55:15,446 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:55:15,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-10-28 16:55:15,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 134. [2020-10-28 16:55:15,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-28 16:55:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 157 transitions. [2020-10-28 16:55:15,562 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 157 transitions. Word has length 53 [2020-10-28 16:55:15,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:55:15,563 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 157 transitions. [2020-10-28 16:55:15,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:55:15,563 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 157 transitions. [2020-10-28 16:55:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-28 16:55:15,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:15,573 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:15,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:55:15,575 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 16:55:15,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:15,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1922357808, now seen corresponding path program 1 times [2020-10-28 16:55:15,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:15,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [935831791] [2020-10-28 16:55:15,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:15,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:15,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:15,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-28 16:55:19,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:55:19,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3498 [2020-10-28 16:55:19,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:19,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:55:19,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:55:19,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,469 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:19,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:19,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 16:55:19,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:19,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:19,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:19,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:19,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:19,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:19,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:19,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:19,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:19,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:19,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:19,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:19,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:19,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:55:19,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:19,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:19,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:19,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:55:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:19,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:19,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:19,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:55:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:19,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:19,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:19,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:19,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:19,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:19,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:19,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:19,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:19,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:19,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:19,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:55:19,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [935831791] [2020-10-28 16:55:19,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:19,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:55:19,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070837187] [2020-10-28 16:55:19,584 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:55:19,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:19,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:55:19,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:55:19,585 INFO L87 Difference]: Start difference. First operand 134 states and 157 transitions. Second operand 4 states. [2020-10-28 16:55:20,205 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:55:21,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:55:21,417 INFO L93 Difference]: Finished difference Result 239 states and 291 transitions. [2020-10-28 16:55:21,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:55:21,418 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-28 16:55:21,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:55:21,421 INFO L225 Difference]: With dead ends: 239 [2020-10-28 16:55:21,421 INFO L226 Difference]: Without dead ends: 151 [2020-10-28 16:55:21,423 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:55:21,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-10-28 16:55:21,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 125. [2020-10-28 16:55:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-28 16:55:21,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 145 transitions. [2020-10-28 16:55:21,480 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 145 transitions. Word has length 54 [2020-10-28 16:55:21,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:55:21,481 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 145 transitions. [2020-10-28 16:55:21,481 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:55:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 145 transitions. [2020-10-28 16:55:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-28 16:55:21,484 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:21,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:21,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:55:21,484 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 16:55:21,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:21,485 INFO L82 PathProgramCache]: Analyzing trace with hash -767664310, now seen corresponding path program 1 times [2020-10-28 16:55:21,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:21,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1513394788] [2020-10-28 16:55:21,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:21,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:21,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:22,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:22,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:55:22,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:55:22,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1390 [2020-10-28 16:55:22,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:22,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:22,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:55:22,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:22,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 16:55:22,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:23,339 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:23,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:23,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-28 16:55:23,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:23,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:55:23,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:23,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:23,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:23,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:23,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:55:23,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:23,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:23,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:23,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:23,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:23,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:55:23,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:23,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:23,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:23,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:23,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:23,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:23,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:23,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:23,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:23,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:23,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:23,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:55:23,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:23,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:55:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:23,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:23,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:23,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:23,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:23,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:55:23,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:55:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:23,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:23,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:23,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:23,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:23,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:55:23,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:55:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:23,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:23,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:23,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:23,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:23,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:23,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:23,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:23,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:23,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:23,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:23,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:55:23,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:55:23,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1513394788] [2020-10-28 16:55:23,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:23,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:55:23,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744159872] [2020-10-28 16:55:23,572 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:55:23,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:23,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:55:23,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:55:23,573 INFO L87 Difference]: Start difference. First operand 125 states and 145 transitions. Second operand 5 states. [2020-10-28 16:55:24,060 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:55:25,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:55:25,326 INFO L93 Difference]: Finished difference Result 252 states and 309 transitions. [2020-10-28 16:55:25,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:55:25,329 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-28 16:55:25,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:55:25,332 INFO L225 Difference]: With dead ends: 252 [2020-10-28 16:55:25,332 INFO L226 Difference]: Without dead ends: 151 [2020-10-28 16:55:25,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:55:25,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-10-28 16:55:25,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 125. [2020-10-28 16:55:25,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-28 16:55:25,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 144 transitions. [2020-10-28 16:55:25,402 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 144 transitions. Word has length 59 [2020-10-28 16:55:25,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:55:25,402 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 144 transitions. [2020-10-28 16:55:25,403 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:55:25,403 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 144 transitions. [2020-10-28 16:55:25,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-28 16:55:25,413 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:25,414 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:25,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:55:25,414 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 16:55:25,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:25,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1593522174, now seen corresponding path program 1 times [2020-10-28 16:55:25,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:25,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1779492480] [2020-10-28 16:55:25,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:25,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:25,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:26,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:27,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:30,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:30,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:30,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-28 16:55:30,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:55:30,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-28 16:55:30,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:30,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:55:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 16:55:30,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 16:55:30,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:30,965 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:30,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:30,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:31,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-28 16:55:31,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:31,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:31,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:31,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:31,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:31,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:31,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:31,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:31,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:31,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:31,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:31,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:31,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:31,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:31,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:31,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:31,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:31,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:55:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:55:31,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:55:31,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:55:31,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:55:31,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:55:31,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:55:31,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:31,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:55:31,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:31,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:31,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:55:31,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 16:55:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:31,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:55:31,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:31,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:31,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 16:55:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:31,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:31,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:31,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 16:55:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:31,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:31,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:31,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:31,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:55:31,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:31,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:31,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:31,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:55:31,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1779492480] [2020-10-28 16:55:31,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:31,217 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:55:31,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112871181] [2020-10-28 16:55:31,218 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:55:31,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:31,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:55:31,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:55:31,220 INFO L87 Difference]: Start difference. First operand 125 states and 144 transitions. Second operand 8 states. [2020-10-28 16:55:32,304 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:55:33,773 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:55:34,191 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:55:34,993 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:55:35,467 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:55:35,873 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:55:36,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:55:36,648 INFO L93 Difference]: Finished difference Result 364 states and 484 transitions. [2020-10-28 16:55:36,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:55:36,649 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 72 [2020-10-28 16:55:36,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:55:36,653 INFO L225 Difference]: With dead ends: 364 [2020-10-28 16:55:36,653 INFO L226 Difference]: Without dead ends: 263 [2020-10-28 16:55:36,655 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:55:36,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2020-10-28 16:55:36,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 196. [2020-10-28 16:55:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-28 16:55:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 228 transitions. [2020-10-28 16:55:36,735 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 228 transitions. Word has length 72 [2020-10-28 16:55:36,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:55:36,736 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 228 transitions. [2020-10-28 16:55:36,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:55:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 228 transitions. [2020-10-28 16:55:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-28 16:55:36,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:36,738 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:36,738 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:55:36,739 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 16:55:36,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:36,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1112160523, now seen corresponding path program 1 times [2020-10-28 16:55:36,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:36,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [749435038] [2020-10-28 16:55:36,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:36,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:37,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:37,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:37,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:38,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:41,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:41,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 119 [2020-10-28 16:55:41,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:55:41,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 16:55:41,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:41,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:41,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:41,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 16:55:41,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:55:41,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,129 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:42,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:42,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:55:42,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:42,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:42,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:42,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:42,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:42,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:42,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:42,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:42,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:55:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:55:42,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:55:42,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:55:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 16:55:42,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:55:42,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:55:42,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:42,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:55:42,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:55:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:42,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:42,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:55:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:42,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:42,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:42,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:42,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:42,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-28 16:55:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:42,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:42,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:42,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 16:55:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:42,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:42,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:42,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:55:42,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:55:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:42,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:42,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:42,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:42,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:42,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:42,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:42,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:42,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:42,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:42,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:42,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:42,311 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 16:55:42,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [749435038] [2020-10-28 16:55:42,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:42,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:55:42,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345480049] [2020-10-28 16:55:42,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:55:42,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:42,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:55:42,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:55:42,320 INFO L87 Difference]: Start difference. First operand 196 states and 228 transitions. Second operand 7 states. [2020-10-28 16:55:42,821 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:55:44,481 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:55:45,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:55:45,404 INFO L93 Difference]: Finished difference Result 426 states and 518 transitions. [2020-10-28 16:55:45,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:55:45,405 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 79 [2020-10-28 16:55:45,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:55:45,409 INFO L225 Difference]: With dead ends: 426 [2020-10-28 16:55:45,409 INFO L226 Difference]: Without dead ends: 254 [2020-10-28 16:55:45,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:55:45,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2020-10-28 16:55:45,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 217. [2020-10-28 16:55:45,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-28 16:55:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 242 transitions. [2020-10-28 16:55:45,469 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 242 transitions. Word has length 79 [2020-10-28 16:55:45,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:55:45,470 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 242 transitions. [2020-10-28 16:55:45,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:55:45,470 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 242 transitions. [2020-10-28 16:55:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-28 16:55:45,471 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:45,472 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:45,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:55:45,472 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 16:55:45,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:45,473 INFO L82 PathProgramCache]: Analyzing trace with hash 2124313263, now seen corresponding path program 1 times [2020-10-28 16:55:45,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:45,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [39246595] [2020-10-28 16:55:45,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:45,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:45,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:46,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:46,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-28 16:55:46,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:55:46,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1295 [2020-10-28 16:55:46,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:46,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:55:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 16:55:46,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-28 16:55:46,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,234 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:47,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:47,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 16:55:47,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:47,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:47,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:47,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:47,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:47,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:47,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:47,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:47,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:47,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:47,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:47,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:47,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:47,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:47,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:47,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:55:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:55:47,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:55:47,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:47,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:55:47,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:55:47,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:55:47,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:47,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:55:47,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:55:47,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:55:47,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:47,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:55:47,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:55:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:55:47,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:47,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:47,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:55:47,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:55:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:47,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:47,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:47,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:55:47,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-28 16:55:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:47,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:47,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:55:47,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:47,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-28 16:55:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:47,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:47,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:47,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:47,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:47,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 16:55:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:47,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:47,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:47,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:47,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:47,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:47,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:47,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:47,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:47,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:47,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:47,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:55:47,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [39246595] [2020-10-28 16:55:47,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:47,500 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 16:55:47,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674756933] [2020-10-28 16:55:47,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:55:47,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:47,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:55:47,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:55:47,502 INFO L87 Difference]: Start difference. First operand 217 states and 242 transitions. Second operand 9 states. [2020-10-28 16:55:48,055 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:55:49,770 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:55:50,234 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:55:50,611 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:55:50,999 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:55:51,507 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:55:52,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:55:52,866 INFO L93 Difference]: Finished difference Result 639 states and 792 transitions. [2020-10-28 16:55:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:55:52,868 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 86 [2020-10-28 16:55:52,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:55:52,872 INFO L225 Difference]: With dead ends: 639 [2020-10-28 16:55:52,873 INFO L226 Difference]: Without dead ends: 446 [2020-10-28 16:55:52,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:55:52,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2020-10-28 16:55:52,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 395. [2020-10-28 16:55:52,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2020-10-28 16:55:52,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 455 transitions. [2020-10-28 16:55:52,991 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 455 transitions. Word has length 86 [2020-10-28 16:55:52,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:55:52,992 INFO L481 AbstractCegarLoop]: Abstraction has 395 states and 455 transitions. [2020-10-28 16:55:52,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:55:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 455 transitions. [2020-10-28 16:55:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 16:55:52,994 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:52,994 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:52,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:55:52,994 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 16:55:52,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:52,995 INFO L82 PathProgramCache]: Analyzing trace with hash 524024200, now seen corresponding path program 1 times [2020-10-28 16:55:52,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:52,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2042927290] [2020-10-28 16:55:52,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 16:55:53,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 315 [2020-10-28 16:55:53,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:53,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-28 16:55:53,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:53,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,672 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:53,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:53,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:55:53,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:53,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:53,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:53,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:53,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:53,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:53,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:53,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:55:53,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:53,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:53,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:53,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:55:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:53,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:53,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:53,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:55:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:53,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:55:53,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:55:53,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:53,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:55:53,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:53,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:55:53,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:55:53,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:55:53,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:53,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:55:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:55:53,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:55:53,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:55:53,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:53,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:55:53,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:55:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:53,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:55:53,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:55:53,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:55:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:53,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:53,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:53,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:55:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:53,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:53,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:53,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:55:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:53,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:53,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:53,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:53,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:53,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:53,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:53,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:53,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:53,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:53,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:53,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:55:53,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2042927290] [2020-10-28 16:55:53,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:53,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:55:53,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939470994] [2020-10-28 16:55:53,943 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:55:53,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:53,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:55:53,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:55:53,945 INFO L87 Difference]: Start difference. First operand 395 states and 455 transitions. Second operand 8 states. [2020-10-28 16:55:55,148 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:55:55,515 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:55:55,905 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:55:57,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:55:57,253 INFO L93 Difference]: Finished difference Result 850 states and 1040 transitions. [2020-10-28 16:55:57,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:55:57,254 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2020-10-28 16:55:57,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:55:57,258 INFO L225 Difference]: With dead ends: 850 [2020-10-28 16:55:57,258 INFO L226 Difference]: Without dead ends: 479 [2020-10-28 16:55:57,260 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 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 16:55:57,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2020-10-28 16:55:57,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 398. [2020-10-28 16:55:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2020-10-28 16:55:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 458 transitions. [2020-10-28 16:55:57,376 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 458 transitions. Word has length 90 [2020-10-28 16:55:57,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:55:57,376 INFO L481 AbstractCegarLoop]: Abstraction has 398 states and 458 transitions. [2020-10-28 16:55:57,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:55:57,376 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 458 transitions. [2020-10-28 16:55:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 16:55:57,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:55:57,378 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:55:57,378 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:55:57,379 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 16:55:57,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:55:57,379 INFO L82 PathProgramCache]: Analyzing trace with hash 129657414, now seen corresponding path program 1 times [2020-10-28 16:55:57,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:55:57,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1474070150] [2020-10-28 16:55:57,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:55:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:57,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:57,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:57,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 16:55:57,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:57,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 350 [2020-10-28 16:55:57,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:57,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:55:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:55:57,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:55:57,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,100 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:55:58,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:55:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:58,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:55:58,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:55:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:58,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:58,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:55:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:58,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:58,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:55:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:58,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:58,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:55:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:58,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:58,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:55:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:58,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:55:58,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:55:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:55:58,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 16:55:58,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:55:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:55:58,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:55:58,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:55:58,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:55:58,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:55:58,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:55:58,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:55:58,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:55:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:55:58,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:55:58,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:55:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:55:58,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:55:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:55:58,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:58,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:55:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:55:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:55:58,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:58,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:55:58,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:55:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:58,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:58,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:58,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:55:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:58,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:55:58,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:58,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:55:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:55:58,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:55:58,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:55:58,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:55:58,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:55:58,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:55:58,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:55:58,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:55:58,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:55:58,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:55:58,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:55:58,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:55:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:55:58,356 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1474070150] [2020-10-28 16:55:58,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:55:58,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 16:55:58,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640058263] [2020-10-28 16:55:58,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:55:58,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:55:58,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:55:58,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:55:58,362 INFO L87 Difference]: Start difference. First operand 398 states and 458 transitions. Second operand 9 states. [2020-10-28 16:55:59,727 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:56:00,156 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:56:00,599 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:56:01,004 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:56:02,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:02,549 INFO L93 Difference]: Finished difference Result 843 states and 1036 transitions. [2020-10-28 16:56:02,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:56:02,550 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-28 16:56:02,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:02,555 INFO L225 Difference]: With dead ends: 843 [2020-10-28 16:56:02,555 INFO L226 Difference]: Without dead ends: 469 [2020-10-28 16:56:02,557 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:56:02,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2020-10-28 16:56:02,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 393. [2020-10-28 16:56:02,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2020-10-28 16:56:02,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 452 transitions. [2020-10-28 16:56:02,650 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 452 transitions. Word has length 90 [2020-10-28 16:56:02,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:02,650 INFO L481 AbstractCegarLoop]: Abstraction has 393 states and 452 transitions. [2020-10-28 16:56:02,650 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:56:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 452 transitions. [2020-10-28 16:56:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-28 16:56:02,653 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:02,654 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:56:02,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:56:02,654 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 16:56:02,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:02,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1458150270, now seen corresponding path program 1 times [2020-10-28 16:56:02,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:02,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1974676756] [2020-10-28 16:56:02,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:02,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:02,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:03,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:03,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:07,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:07,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 16:56:07,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:56:07,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 16:56:07,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:07,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:56:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-28 16:56:07,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:08,159 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:08,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-28 16:56:08,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:08,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:56:08,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:08,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:08,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:08,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:08,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:08,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:08,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:08,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:08,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:08,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:08,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:08,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:08,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:08,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:08,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:08,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:56:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:08,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:08,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:08,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:56:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:56:08,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 16:56:08,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:08,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 16:56:08,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:56:08,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:56:08,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:56:08,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:56:08,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:56:08,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:56:08,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:56:08,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:56:08,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:56:08,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:08,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:56:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:08,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:56:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:56:08,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:56:08,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:08,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:56:08,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:56:08,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:56:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:08,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 16:56:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:08,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:08,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-28 16:56:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:56:08,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:56:08,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:56:08,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:08,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:56:08,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:08,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:08,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:56:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:08,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:08,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-28 16:56:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:08,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:08,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 16:56:08,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:08,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:08,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 16:56:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:08,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:08,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:08,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:08,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:08,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:56:08,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:08,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:08,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:08,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:08,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:08,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-28 16:56:08,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1974676756] [2020-10-28 16:56:08,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:56:08,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:56:08,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191267787] [2020-10-28 16:56:08,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:56:08,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:08,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:56:08,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:56:08,737 INFO L87 Difference]: Start difference. First operand 393 states and 452 transitions. Second operand 11 states. [2020-10-28 16:56:09,414 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:56:10,441 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:56:11,874 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:56:12,357 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:56:13,193 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-10-28 16:56:13,621 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:56:14,103 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:56:14,565 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:56:17,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:17,177 INFO L93 Difference]: Finished difference Result 1264 states and 1598 transitions. [2020-10-28 16:56:17,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 16:56:17,178 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 139 [2020-10-28 16:56:17,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:17,186 INFO L225 Difference]: With dead ends: 1264 [2020-10-28 16:56:17,186 INFO L226 Difference]: Without dead ends: 895 [2020-10-28 16:56:17,189 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-10-28 16:56:17,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2020-10-28 16:56:17,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 758. [2020-10-28 16:56:17,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 758 states. [2020-10-28 16:56:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 863 transitions. [2020-10-28 16:56:17,400 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 863 transitions. Word has length 139 [2020-10-28 16:56:17,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:17,401 INFO L481 AbstractCegarLoop]: Abstraction has 758 states and 863 transitions. [2020-10-28 16:56:17,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:56:17,401 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 863 transitions. [2020-10-28 16:56:17,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 16:56:17,431 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:17,432 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:56:17,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:56:17,434 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 16:56:17,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:17,435 INFO L82 PathProgramCache]: Analyzing trace with hash -753954270, now seen corresponding path program 1 times [2020-10-28 16:56:17,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:17,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [166497302] [2020-10-28 16:56:17,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:17,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:17,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:17,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:20,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:22,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:22,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-28 16:56:22,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:56:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:56:22,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:22,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:56:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 125 [2020-10-28 16:56:22,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:22,904 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:22,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:22,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:22,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:22,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:22,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:22,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:56:22,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:22,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:22,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:22,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:22,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:22,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:22,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:22,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:22,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:22,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:22,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:22,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:22,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:22,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:22,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:22,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:22,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:22,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:22,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:22,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:22,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:22,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:22,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:22,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:22,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:22,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:22,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:22,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:22,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:22,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:22,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:22,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:22,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:22,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:22,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:22,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:22,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:22,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:22,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:22,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:22,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:22,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:22,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:22,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:22,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:22,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:22,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:22,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:22,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:22,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:22,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:22,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:22,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:56:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:22,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:22,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:22,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:22,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:22,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:22,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:22,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:22,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:22,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:22,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:22,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:56:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:23,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:23,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:56:23,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:56:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:56:23,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:56:23,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:23,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 16:56:23,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:56:23,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:56:23,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:56:23,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:23,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:56:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:23,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:56:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:56:23,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:23,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:23,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 16:56:23,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:23,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:23,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:23,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 16:56:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:56:23,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:56:23,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:23,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 16:56:23,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:56:23,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:23,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:23,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:56:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:23,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 16:56:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:23,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:56:23,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:23,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:23,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:56:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:23,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:23,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 16:56:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:23,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:23,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:23,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:23,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:23,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:23,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:23,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:23,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:23,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:23,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:23,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:23,210 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 16:56:23,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [166497302] [2020-10-28 16:56:23,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:56:23,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:56:23,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142175046] [2020-10-28 16:56:23,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:56:23,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:23,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:56:23,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:56:23,213 INFO L87 Difference]: Start difference. First operand 758 states and 863 transitions. Second operand 11 states. [2020-10-28 16:56:24,335 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:56:25,639 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:56:26,111 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:56:26,533 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:56:26,944 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:56:29,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:29,696 INFO L93 Difference]: Finished difference Result 1683 states and 2114 transitions. [2020-10-28 16:56:29,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 16:56:29,697 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 143 [2020-10-28 16:56:29,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:29,705 INFO L225 Difference]: With dead ends: 1683 [2020-10-28 16:56:29,706 INFO L226 Difference]: Without dead ends: 949 [2020-10-28 16:56:29,715 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=186, Invalid=464, Unknown=0, NotChecked=0, Total=650 [2020-10-28 16:56:29,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2020-10-28 16:56:29,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 704. [2020-10-28 16:56:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 704 states. [2020-10-28 16:56:29,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 704 states and 799 transitions. [2020-10-28 16:56:29,906 INFO L78 Accepts]: Start accepts. Automaton has 704 states and 799 transitions. Word has length 143 [2020-10-28 16:56:29,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:29,907 INFO L481 AbstractCegarLoop]: Abstraction has 704 states and 799 transitions. [2020-10-28 16:56:29,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:56:29,907 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 799 transitions. [2020-10-28 16:56:29,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 16:56:29,910 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:29,911 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:56:29,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:56:29,911 INFO L429 AbstractCegarLoop]: === Iteration 11 === [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 16:56:29,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:29,912 INFO L82 PathProgramCache]: Analyzing trace with hash -782183442, now seen corresponding path program 1 times [2020-10-28 16:56:29,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:29,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [262161778] [2020-10-28 16:56:29,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:29,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:30,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:30,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:32,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:32,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:34,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:34,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 16:56:34,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:56:34,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:56:34,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:34,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:34,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:56:34,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 16:56:34,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-28 16:56:34,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,336 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:35,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:56:35,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:35,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:35,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:56:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:35,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:35,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:56:35,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:56:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-28 16:56:35,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 16:56:35,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:56:35,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:56:35,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 16:56:35,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:56:35,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:56:35,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:56:35,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 16:56:35,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:35,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:56:35,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:56:35,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:56:35,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:35,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:56:35,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:56:35,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:35,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:56:35,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:56:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:35,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:35,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:56:35,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:56:35,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:56:35,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:56:35,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:56:35,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:56:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:35,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:56:35,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:35,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 16:56:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:35,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:35,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 16:56:35,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:56:35,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:56:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:35,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 16:56:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:35,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 16:56:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:35,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-28 16:56:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:35,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:35,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:35,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 16:56:35,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [262161778] [2020-10-28 16:56:35,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:56:35,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:56:35,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487186844] [2020-10-28 16:56:35,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:56:35,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:35,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:56:35,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:56:35,813 INFO L87 Difference]: Start difference. First operand 704 states and 799 transitions. Second operand 14 states. [2020-10-28 16:56:37,228 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-28 16:56:38,130 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:56:39,292 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-10-28 16:56:41,138 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-28 16:56:42,439 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-28 16:56:43,650 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-10-28 16:56:44,446 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-28 16:56:45,343 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 208 [2020-10-28 16:56:46,195 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 208 [2020-10-28 16:56:48,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:48,500 INFO L93 Difference]: Finished difference Result 1647 states and 2027 transitions. [2020-10-28 16:56:48,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-28 16:56:48,500 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 145 [2020-10-28 16:56:48,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:48,508 INFO L225 Difference]: With dead ends: 1647 [2020-10-28 16:56:48,508 INFO L226 Difference]: Without dead ends: 967 [2020-10-28 16:56:48,512 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 54 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=236, Invalid=756, Unknown=0, NotChecked=0, Total=992 [2020-10-28 16:56:48,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2020-10-28 16:56:48,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 730. [2020-10-28 16:56:48,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 730 states. [2020-10-28 16:56:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 828 transitions. [2020-10-28 16:56:48,706 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 828 transitions. Word has length 145 [2020-10-28 16:56:48,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:48,706 INFO L481 AbstractCegarLoop]: Abstraction has 730 states and 828 transitions. [2020-10-28 16:56:48,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:56:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 828 transitions. [2020-10-28 16:56:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-28 16:56:48,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:48,710 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:48,711 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:56:48,711 INFO L429 AbstractCegarLoop]: === Iteration 12 === [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 16:56:48,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:48,711 INFO L82 PathProgramCache]: Analyzing trace with hash 2008727665, now seen corresponding path program 1 times [2020-10-28 16:56:48,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:48,712 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1143173189] [2020-10-28 16:56:48,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:48,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:48,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:48,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:50,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:50,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:51,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:52,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:53,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:56:53,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,146 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:54,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:56:54,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:54,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:56:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:56:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-28 16:56:54,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:56:54,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-28 16:56:54,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:56:54,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:56:54,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:56:54,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:54,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:56:54,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:56:54,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:56:54,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:56:54,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:54,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:56:54,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:56:54,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:56:54,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:56:54,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:56:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:56:54,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:56:54,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:56:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:54,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:56:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:56:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 16:56:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:54,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-28 16:56:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:54,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 16:56:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:56:54,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:54,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:56:54,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:56:54,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:56:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:56:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-28 16:56:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:54,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-28 16:56:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:54,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:54,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 16:56:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:54,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-28 16:56:54,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1143173189] [2020-10-28 16:56:54,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:56:54,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 16:56:54,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667104946] [2020-10-28 16:56:54,457 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:56:54,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:54,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:56:54,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:56:54,458 INFO L87 Difference]: Start difference. First operand 730 states and 828 transitions. Second operand 10 states. [2020-10-28 16:56:55,718 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:56:56,131 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:56:56,536 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:56:56,952 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:56:58,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:58,265 INFO L93 Difference]: Finished difference Result 1569 states and 1887 transitions. [2020-10-28 16:56:58,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:56:58,266 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 149 [2020-10-28 16:56:58,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:58,274 INFO L225 Difference]: With dead ends: 1569 [2020-10-28 16:56:58,274 INFO L226 Difference]: Without dead ends: 863 [2020-10-28 16:56:58,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:56:58,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2020-10-28 16:56:58,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 730. [2020-10-28 16:56:58,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 730 states. [2020-10-28 16:56:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 826 transitions. [2020-10-28 16:56:58,474 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 826 transitions. Word has length 149 [2020-10-28 16:56:58,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:58,475 INFO L481 AbstractCegarLoop]: Abstraction has 730 states and 826 transitions. [2020-10-28 16:56:58,475 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:56:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 826 transitions. [2020-10-28 16:56:58,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 16:56:58,479 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:58,479 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:56:58,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 16:56:58,479 INFO L429 AbstractCegarLoop]: === Iteration 13 === [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 16:56:58,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:58,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1206691027, now seen corresponding path program 1 times [2020-10-28 16:56:58,480 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:58,480 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [325380243] [2020-10-28 16:56:58,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:58,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:58,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:58,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-28 16:57:03,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:57:03,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:57:03,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 16:57:03,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:03,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,869 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:03,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:03,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:57:03,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:03,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:03,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:03,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:03,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:03,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:03,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:03,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:03,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:03,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:03,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:03,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:57:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:03,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:03,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-28 16:57:03,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:03,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:57:03,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:03,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:03,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:03,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:57:03,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:03,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:03,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:57:04,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:57:04,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:04,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:57:04,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:04,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:57:04,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:57:04,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:04,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:57:04,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:04,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:04,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:57:04,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:04,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:57:04,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:04,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:04,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:04,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:04,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:04,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:04,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:04,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:04,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:04,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:57:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:57:04,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:57:04,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:57:04,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:04,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:04,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:04,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:04,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:57:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:04,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:04,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:57:04,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 16:57:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:04,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 16:57:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:04,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:04,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 16:57:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:57:04,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:04,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-28 16:57:04,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:04,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:04,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:04,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:04,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:04,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:57:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:57:04,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:04,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 16:57:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:04,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:04,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 16:57:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:04,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:04,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-28 16:57:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:04,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:04,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:04,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:04,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:04,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-28 16:57:04,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [325380243] [2020-10-28 16:57:04,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:57:04,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 16:57:04,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039209695] [2020-10-28 16:57:04,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:57:04,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:04,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:57:04,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:57:04,240 INFO L87 Difference]: Start difference. First operand 730 states and 826 transitions. Second operand 9 states. [2020-10-28 16:57:05,429 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:05,846 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:06,240 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:07,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:07,470 INFO L93 Difference]: Finished difference Result 1461 states and 1722 transitions. [2020-10-28 16:57:07,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:57:07,470 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 145 [2020-10-28 16:57:07,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:07,476 INFO L225 Difference]: With dead ends: 1461 [2020-10-28 16:57:07,476 INFO L226 Difference]: Without dead ends: 755 [2020-10-28 16:57:07,479 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:57:07,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2020-10-28 16:57:07,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 674. [2020-10-28 16:57:07,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2020-10-28 16:57:07,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 760 transitions. [2020-10-28 16:57:07,732 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 760 transitions. Word has length 145 [2020-10-28 16:57:07,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:07,732 INFO L481 AbstractCegarLoop]: Abstraction has 674 states and 760 transitions. [2020-10-28 16:57:07,732 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:57:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 760 transitions. [2020-10-28 16:57:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-28 16:57:07,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:07,735 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:57:07,735 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 16:57:07,736 INFO L429 AbstractCegarLoop]: === Iteration 14 === [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 16:57:07,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:07,736 INFO L82 PathProgramCache]: Analyzing trace with hash -984977784, now seen corresponding path program 1 times [2020-10-28 16:57:07,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:07,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [180935163] [2020-10-28 16:57:07,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:07,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:07,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:08,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:11,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3986 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 131 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 16:57:11,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,150 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:12,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:12,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:12,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:57:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:57:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:57:12,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:57:12,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 16:57:12,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:12,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 16:57:12,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:12,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:12,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:12,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:12,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 16:57:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 16:57:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:12,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:12,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:12,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-28 16:57:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:12,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:12,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:12,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 16:57:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 16:57:12,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:57:12,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:12,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:57:12,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:57:12,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:12,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:57:12,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:57:12,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:12,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:12,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 16:57:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:12,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:12,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:12,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:12,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-28 16:57:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:12,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-28 16:57:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:12,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-28 16:57:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:12,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:12,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:12,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:12,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:12,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:12,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:12,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:12,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:12,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:12,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:12,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:12,530 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-28 16:57:12,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [180935163] [2020-10-28 16:57:12,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:57:12,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:57:12,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433309515] [2020-10-28 16:57:12,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:57:12,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:12,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:57:12,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:57:12,532 INFO L87 Difference]: Start difference. First operand 674 states and 760 transitions. Second operand 14 states. [2020-10-28 16:57:13,176 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:14,292 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:15,875 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:16,457 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:57:18,078 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:18,531 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:18,995 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:19,443 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:19,897 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:57:20,328 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:20,837 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:21,666 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-10-28 16:57:22,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:22,920 INFO L93 Difference]: Finished difference Result 1431 states and 1712 transitions. [2020-10-28 16:57:22,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-28 16:57:22,921 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 147 [2020-10-28 16:57:22,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:22,923 INFO L225 Difference]: With dead ends: 1431 [2020-10-28 16:57:22,923 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:57:22,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=308, Invalid=1174, Unknown=0, NotChecked=0, Total=1482 [2020-10-28 16:57:22,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:57:22,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:57:22,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:57:22,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:57:22,931 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 147 [2020-10-28 16:57:22,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:22,931 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:57:22,931 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:57:22,931 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:57:22,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:57:22,932 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 16:57:22,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:57:23,044 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-28 16:57:23,164 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2020-10-28 16:57:24,387 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 251 [2020-10-28 16:57:24,501 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 249 [2020-10-28 16:57:27,795 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 431 DAG size of output: 387 [2020-10-28 16:57:35,358 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 431 DAG size of output: 387 [2020-10-28 16:57:38,148 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 393 DAG size of output: 362 [2020-10-28 16:57:39,371 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 394 DAG size of output: 360 [2020-10-28 16:57:40,722 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 431 DAG size of output: 387 [2020-10-28 16:57:41,427 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:57:43,124 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 183 DAG size of output: 26 [2020-10-28 16:57:43,337 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-28 16:57:44,020 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:57:44,704 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:57:45,951 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-28 16:57:46,160 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-28 16:57:47,459 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 205 DAG size of output: 28 [2020-10-28 16:57:47,711 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 1 [2020-10-28 16:57:47,870 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 16:57:50,671 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 290 DAG size of output: 27 [2020-10-28 16:57:50,932 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-28 16:57:51,791 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-28 16:57:52,995 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 198 DAG size of output: 37 [2020-10-28 16:57:54,026 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 20 [2020-10-28 16:57:54,453 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2020-10-28 16:57:54,783 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:56,443 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 180 DAG size of output: 32 [2020-10-28 16:57:56,813 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-28 16:57:57,778 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 25 [2020-10-28 16:57:57,935 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 16:57:58,308 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-28 16:57:59,334 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 206 DAG size of output: 22 [2020-10-28 16:57:59,580 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-28 16:58:00,262 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:58:01,507 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 186 DAG size of output: 33 [2020-10-28 16:58:01,667 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 16:58:02,806 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 185 DAG size of output: 35 [2020-10-28 16:58:03,923 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 165 DAG size of output: 24 [2020-10-28 16:58:04,605 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:58:07,382 WARN L193 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2020-10-28 16:58:07,635 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-28 16:58:09,265 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 183 DAG size of output: 26 [2020-10-28 16:58:09,400 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 28 [2020-10-28 16:58:10,680 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 197 DAG size of output: 23 [2020-10-28 16:58:11,968 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2020-10-28 16:58:12,222 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-28 16:58:15,009 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 290 DAG size of output: 27 [2020-10-28 16:58:15,694 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:58:16,961 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 178 DAG size of output: 26 [2020-10-28 16:58:18,315 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 177 DAG size of output: 30 [2020-10-28 16:58:19,821 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 200 DAG size of output: 45 [2020-10-28 16:58:20,574 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:58:20,806 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-28 16:58:21,551 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 24 [2020-10-28 16:58:21,818 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-28 16:58:21,990 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-28 16:58:22,937 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 26 [2020-10-28 16:58:25,793 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 271 DAG size of output: 38 [2020-10-28 16:58:26,118 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 16 [2020-10-28 16:58:28,900 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 269 DAG size of output: 38 [2020-10-28 16:58:31,941 WARN L193 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 290 DAG size of output: 27 [2020-10-28 16:58:31,946 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:58:31,947 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:58:31,947 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:58:31,947 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:58:31,947 INFO L274 CegarLoopResult]: For program point L446(lines 423 447) no Hoare annotation was computed. [2020-10-28 16:58:31,947 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 399 454) no Hoare annotation was computed. [2020-10-28 16:58:31,947 INFO L274 CegarLoopResult]: For program point L430(lines 430 434) no Hoare annotation was computed. [2020-10-28 16:58:31,947 INFO L274 CegarLoopResult]: For program point L430-1(lines 430 434) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 399 454) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L424-2(lines 424 445) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 399 454) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L481-2(lines 481 506) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L507(lines 480 508) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 455 514) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 455 514) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 455 514) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L487(lines 487 491) no Hoare annotation was computed. [2020-10-28 16:58:31,948 INFO L274 CegarLoopResult]: For program point L487-1(lines 487 491) no Hoare annotation was computed. [2020-10-28 16:58:31,949 INFO L274 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-28 16:58:31,949 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 16:58:31,949 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 16:58:31,949 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:58:31,949 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 16:58:31,949 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:58:31,949 INFO L270 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,950 INFO L270 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,950 INFO L270 CegarLoopResult]: At program point L800-1(line 800) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,950 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 794 816) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,950 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 794 816) no Hoare annotation was computed. [2020-10-28 16:58:31,950 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 794 816) no Hoare annotation was computed. [2020-10-28 16:58:31,950 INFO L270 CegarLoopResult]: At program point L806(line 806) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,950 INFO L270 CegarLoopResult]: At program point L806-1(line 806) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,950 INFO L274 CegarLoopResult]: For program point L804(lines 804 811) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L804-1(lines 804 811) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 753 776) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L765(line 765) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 753 776) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L764(line 764) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 753 776) no Hoare annotation was computed. [2020-10-28 16:58:31,951 INFO L274 CegarLoopResult]: For program point L763(line 763) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L761(line 761) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L759(line 759) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L771(line 771) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 274 282) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 274 282) the Hoare annotation is: true [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 274 282) no Hoare annotation was computed. [2020-10-28 16:58:31,952 INFO L274 CegarLoopResult]: For program point L290-2(lines 290 298) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 283 318) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point L302(lines 302 310) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point L302-2(lines 302 310) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 283 318) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 283 318) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point L290(lines 290 298) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 16:58:31,953 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 16:58:31,953 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 353 398) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 353 398) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 353 398) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 666 711) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point L697(lines 697 698) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point L690(lines 690 691) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point L686(lines 686 693) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 690 691) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 697 698) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 666 711) no Hoare annotation was computed. [2020-10-28 16:58:31,954 INFO L274 CegarLoopResult]: For program point L680(lines 680 700) no Hoare annotation was computed. [2020-10-28 16:58:31,955 INFO L274 CegarLoopResult]: For program point L680-1(lines 680 700) no Hoare annotation was computed. [2020-10-28 16:58:31,955 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 666 711) no Hoare annotation was computed. [2020-10-28 16:58:31,955 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 784 793) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,955 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 784 793) no Hoare annotation was computed. [2020-10-28 16:58:31,955 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 784 793) no Hoare annotation was computed. [2020-10-28 16:58:31,955 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 263 273) the Hoare annotation is: true [2020-10-28 16:58:31,955 INFO L277 CegarLoopResult]: At program point L268(line 268) the Hoare annotation is: true [2020-10-28 16:58:31,955 INFO L274 CegarLoopResult]: For program point L268-1(line 268) no Hoare annotation was computed. [2020-10-28 16:58:31,955 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 263 273) no Hoare annotation was computed. [2020-10-28 16:58:31,955 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 263 273) no Hoare annotation was computed. [2020-10-28 16:58:31,956 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 255 262) the Hoare annotation is: (or (not (<= 1 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1)) (= |old(~pumpRunning~0)| 0)) [2020-10-28 16:58:31,956 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 255 262) no Hoare annotation was computed. [2020-10-28 16:58:31,956 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 255 262) no Hoare annotation was computed. [2020-10-28 16:58:31,956 INFO L274 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-10-28 16:58:31,956 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 898 911) no Hoare annotation was computed. [2020-10-28 16:58:31,956 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 898 911) the Hoare annotation is: true [2020-10-28 16:58:31,956 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 898 911) no Hoare annotation was computed. [2020-10-28 16:58:31,956 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 222 246) no Hoare annotation was computed. [2020-10-28 16:58:31,956 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 222 246) the Hoare annotation is: (let ((.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse1 .cse2 .cse6) (or .cse0 .cse5 .cse1 .cse2 .cse6))) [2020-10-28 16:58:31,956 INFO L270 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse7 (not .cse3))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse6 .cse1 .cse7) (or .cse4 .cse5 .cse6 .cse1 .cse7)))) [2020-10-28 16:58:31,957 INFO L274 CegarLoopResult]: For program point L241-1(lines 222 246) no Hoare annotation was computed. [2020-10-28 16:58:31,957 INFO L270 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (< 0 (+ processEnvironment_~tmp~2 1))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 (<= processEnvironment_~tmp~2 0) .cse3) .cse4) (or .cse5 (and .cse2 (<= processEnvironment_~tmp~2 ~methaneLevelCritical~0) .cse3) .cse1 .cse4) (or .cse5 .cse6 .cse1 .cse7) (or .cse6 .cse0 .cse1 .cse7))) [2020-10-28 16:58:31,957 INFO L270 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= ~waterLevel~0 1))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (< 0 (+ processEnvironment_~tmp~2 1))) .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse4) (or .cse5 .cse1 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2020-10-28 16:58:31,957 INFO L274 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-10-28 16:58:31,957 INFO L270 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5) (or .cse6 .cse4 .cse2 .cse5) (or .cse1 .cse6 .cse2 .cse3))) [2020-10-28 16:58:31,957 INFO L274 CegarLoopResult]: For program point L228-1(line 228) no Hoare annotation was computed. [2020-10-28 16:58:31,957 INFO L274 CegarLoopResult]: For program point L226(lines 226 243) no Hoare annotation was computed. [2020-10-28 16:58:31,958 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 188 194) no Hoare annotation was computed. [2020-10-28 16:58:31,958 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 188 194) the Hoare annotation is: true [2020-10-28 16:58:31,958 INFO L274 CegarLoopResult]: For program point L97(lines 97 101) no Hoare annotation was computed. [2020-10-28 16:58:31,958 INFO L270 CegarLoopResult]: At program point testENTRY(lines 85 150) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,958 INFO L274 CegarLoopResult]: For program point testFINAL(lines 85 150) no Hoare annotation was computed. [2020-10-28 16:58:31,958 INFO L270 CegarLoopResult]: At program point L143(lines 94 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:58:31,958 INFO L274 CegarLoopResult]: For program point L133(lines 133 137) no Hoare annotation was computed. [2020-10-28 16:58:31,958 INFO L270 CegarLoopResult]: At program point L133-2(lines 125 138) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2020-10-28 16:58:31,959 INFO L274 CegarLoopResult]: For program point L96(lines 95 142) no Hoare annotation was computed. [2020-10-28 16:58:31,959 INFO L270 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2020-10-28 16:58:31,959 INFO L274 CegarLoopResult]: For program point L125(lines 125 138) no Hoare annotation was computed. [2020-10-28 16:58:31,959 INFO L270 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0) .cse2) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2020-10-28 16:58:31,959 INFO L274 CegarLoopResult]: For program point L115(lines 115 121) no Hoare annotation was computed. [2020-10-28 16:58:31,959 INFO L274 CegarLoopResult]: For program point L115-1(lines 115 121) no Hoare annotation was computed. [2020-10-28 16:58:31,959 INFO L270 CegarLoopResult]: At program point L140(lines 95 142) the Hoare annotation is: (let ((.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0))) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3) (and .cse5 .cse1 .cse7 .cse2 .cse6) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:58:31,960 INFO L270 CegarLoopResult]: At program point L107(line 107) the Hoare annotation is: (let ((.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0))) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3) (and .cse5 .cse1 .cse7 .cse2 .cse6) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:58:31,960 INFO L274 CegarLoopResult]: For program point L105(lines 105 111) no Hoare annotation was computed. [2020-10-28 16:58:31,960 INFO L274 CegarLoopResult]: For program point L105-1(lines 105 111) no Hoare annotation was computed. [2020-10-28 16:58:31,960 INFO L274 CegarLoopResult]: For program point testEXIT(lines 85 150) no Hoare annotation was computed. [2020-10-28 16:58:31,960 INFO L274 CegarLoopResult]: For program point L640(lines 640 647) no Hoare annotation was computed. [2020-10-28 16:58:31,960 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 644 645) no Hoare annotation was computed. [2020-10-28 16:58:31,960 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 651 652) no Hoare annotation was computed. [2020-10-28 16:58:31,960 INFO L274 CegarLoopResult]: For program point L634(lines 634 654) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 620 665) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point L634-1(lines 634 654) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 620 665) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 620 665) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point L651(lines 651 652) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point L644(lines 644 645) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point L874(lines 874 882) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 866 888) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point L874-2(lines 874 882) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 866 888) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 866 888) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:58:31,961 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 517 619) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L541(lines 541 545) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L605(lines 605 616) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L568(lines 568 572) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L566-2(lines 566 586) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L587(lines 565 588) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 517 619) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L546(lines 546 562) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L606(lines 606 613) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L567(lines 566 586) no Hoare annotation was computed. [2020-10-28 16:58:31,962 INFO L274 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-10-28 16:58:31,963 INFO L274 CegarLoopResult]: For program point L598-1(line 598) no Hoare annotation was computed. [2020-10-28 16:58:31,963 INFO L274 CegarLoopResult]: For program point L563(lines 563 604) no Hoare annotation was computed. [2020-10-28 16:58:31,963 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 517 619) no Hoare annotation was computed. [2020-10-28 16:58:31,963 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-28 16:58:31,963 INFO L274 CegarLoopResult]: For program point L582-1(line 582) no Hoare annotation was computed. [2020-10-28 16:58:31,963 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:58:31,964 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:58:31,964 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:58:31,964 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 247 254) no Hoare annotation was computed. [2020-10-28 16:58:31,964 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 247 254) no Hoare annotation was computed. [2020-10-28 16:58:31,964 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 247 254) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-28 16:58:31,964 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 319 337) no Hoare annotation was computed. [2020-10-28 16:58:31,964 INFO L274 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-10-28 16:58:31,964 INFO L277 CegarLoopResult]: At program point L326(line 326) the Hoare annotation is: true [2020-10-28 16:58:31,964 INFO L274 CegarLoopResult]: For program point L328-2(lines 328 332) no Hoare annotation was computed. [2020-10-28 16:58:31,964 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 319 337) the Hoare annotation is: true [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point L326-1(line 326) no Hoare annotation was computed. [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 319 337) no Hoare annotation was computed. [2020-10-28 16:58:31,965 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 889 897) the Hoare annotation is: true [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 889 897) no Hoare annotation was computed. [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 889 897) no Hoare annotation was computed. [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point L849-1(lines 845 856) no Hoare annotation was computed. [2020-10-28 16:58:31,965 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 845 856) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) .cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (or .cse0 .cse1 (not (<= 1 |old(~methaneLevelCritical~0)|)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 845 856) no Hoare annotation was computed. [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:58:31,965 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:58:31,966 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:58:31,966 INFO L270 CegarLoopResult]: At program point L177(line 177) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse8)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (< 0 |old(~pumpRunning~0)|)))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (and (<= ~waterLevel~0 1) .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse3 .cse7) (or .cse5 .cse1 .cse2 .cse3 .cse7) (or .cse0 .cse1 .cse6 .cse3 .cse4)))) [2020-10-28 16:58:31,966 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 164 187) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2))) [2020-10-28 16:58:31,966 INFO L270 CegarLoopResult]: At program point L175(lines 175 181) the Hoare annotation is: (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (< 0 |old(~pumpRunning~0)|)))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and .cse9 .cse11)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (and .cse9 .cse10 .cse11)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (and .cse10 (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse3 .cse7 .cse8) (or .cse0 .cse1 .cse5 .cse3 (and .cse9 (= ~pumpRunning~0 0)) .cse4) (or .cse1 .cse6 .cse2 .cse3 .cse7 .cse8)))) [2020-10-28 16:58:31,966 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 164 187) no Hoare annotation was computed. [2020-10-28 16:58:31,967 INFO L270 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3 .cse5) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse4 .cse3))) [2020-10-28 16:58:31,967 INFO L274 CegarLoopResult]: For program point L168(lines 167 186) no Hoare annotation was computed. [2020-10-28 16:58:31,967 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 164 187) no Hoare annotation was computed. [2020-10-28 16:58:31,967 INFO L274 CegarLoopResult]: For program point L737(lines 737 741) no Hoare annotation was computed. [2020-10-28 16:58:31,967 INFO L277 CegarLoopResult]: At program point L737-1(lines 737 741) the Hoare annotation is: true [2020-10-28 16:58:31,967 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 723 752) no Hoare annotation was computed. [2020-10-28 16:58:31,967 INFO L274 CegarLoopResult]: For program point L734(line 734) no Hoare annotation was computed. [2020-10-28 16:58:31,967 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 723 752) the Hoare annotation is: true [2020-10-28 16:58:31,967 INFO L277 CegarLoopResult]: At program point L733-2(lines 733 747) the Hoare annotation is: true [2020-10-28 16:58:31,967 INFO L277 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: true [2020-10-28 16:58:31,968 INFO L274 CegarLoopResult]: For program point L729-1(line 729) no Hoare annotation was computed. [2020-10-28 16:58:31,968 INFO L277 CegarLoopResult]: At program point L748(lines 723 752) the Hoare annotation is: true [2020-10-28 16:58:31,968 INFO L274 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-10-28 16:58:31,968 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 857 865) the Hoare annotation is: true [2020-10-28 16:58:31,968 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 857 865) no Hoare annotation was computed. [2020-10-28 16:58:31,968 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 857 865) no Hoare annotation was computed. [2020-10-28 16:58:31,968 INFO L274 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-10-28 16:58:31,968 INFO L274 CegarLoopResult]: For program point L928(lines 928 941) no Hoare annotation was computed. [2020-10-28 16:58:31,968 INFO L274 CegarLoopResult]: For program point L928-1(lines 913 945) no Hoare annotation was computed. [2020-10-28 16:58:31,969 INFO L270 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: (let ((.cse1 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0)))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (and (<= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~8))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5 .cse3) (or .cse0 .cse3 .cse6) (or .cse4 .cse5 .cse3 .cse6))) [2020-10-28 16:58:31,969 INFO L274 CegarLoopResult]: For program point L926-1(line 926) no Hoare annotation was computed. [2020-10-28 16:58:31,969 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 913 945) no Hoare annotation was computed. [2020-10-28 16:58:31,969 INFO L274 CegarLoopResult]: For program point L922(lines 922 942) no Hoare annotation was computed. [2020-10-28 16:58:31,969 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 913 945) the Hoare annotation is: true [2020-10-28 16:58:31,969 INFO L277 CegarLoopResult]: At program point L920(line 920) the Hoare annotation is: true [2020-10-28 16:58:31,969 INFO L274 CegarLoopResult]: For program point L920-1(line 920) no Hoare annotation was computed. [2020-10-28 16:58:31,969 INFO L270 CegarLoopResult]: At program point L936(line 936) the Hoare annotation is: (let ((.cse1 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0)))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse4 .cse3 .cse5) (or .cse0 .cse3 .cse5))) [2020-10-28 16:58:31,970 INFO L274 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2020-10-28 16:58:31,970 INFO L270 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: (let ((.cse1 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0)))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 (and (<= __utac_acc__Specification3_spec__1_~tmp~8 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~8) (<= __utac_acc__Specification3_spec__1_~tmp___0~2 ~waterLevel~0) (< 1 __utac_acc__Specification3_spec__1_~tmp___0~2)) .cse3) (or .cse4 .cse3 .cse5) (or .cse0 .cse3 .cse5))) [2020-10-28 16:58:31,970 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 821 832) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3))) [2020-10-28 16:58:31,970 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 821 832) no Hoare annotation was computed. [2020-10-28 16:58:31,970 INFO L274 CegarLoopResult]: For program point L825-1(lines 821 832) no Hoare annotation was computed. [2020-10-28 16:58:31,970 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 777 783) no Hoare annotation was computed. [2020-10-28 16:58:31,970 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 777 783) the Hoare annotation is: true [2020-10-28 16:58:31,970 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:58:31,971 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-28 16:58:31,971 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:58:31,971 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:58:31,971 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 338 345) no Hoare annotation was computed. [2020-10-28 16:58:31,971 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 338 345) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (= |old(~systemActive~0)| ~systemActive~0) (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 .cse1 (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0))))) [2020-10-28 16:58:31,971 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 338 345) no Hoare annotation was computed. [2020-10-28 16:58:31,971 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 196 220) the Hoare annotation is: (let ((.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse4 .cse1 .cse2 .cse6) (or .cse0 .cse5 .cse1 .cse2 .cse6))) [2020-10-28 16:58:31,971 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 196 220) no Hoare annotation was computed. [2020-10-28 16:58:31,972 INFO L270 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5) (or .cse6 .cse4 .cse2 .cse5) (or .cse1 .cse6 .cse2 .cse3))) [2020-10-28 16:58:31,972 INFO L274 CegarLoopResult]: For program point L215-1(lines 196 220) no Hoare annotation was computed. [2020-10-28 16:58:31,972 INFO L270 CegarLoopResult]: At program point L210(line 210) the Hoare annotation is: (let ((.cse6 (= |old(~pumpRunning~0)| 0)) (.cse9 (= 1 ~systemActive~0)) (.cse8 (<= ~waterLevel~0 1))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not .cse8)) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse2 (not .cse9)) (.cse3 (not .cse6)) (.cse4 (and .cse8 .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse6) (or .cse7 .cse2 .cse5 .cse6) (or .cse7 .cse0 .cse2 .cse3 .cse4)))) [2020-10-28 16:58:31,972 INFO L270 CegarLoopResult]: At program point L206(line 206) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (<= 1 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse6) (or .cse5 .cse2 .cse6))) [2020-10-28 16:58:31,972 INFO L274 CegarLoopResult]: For program point L204(lines 204 212) no Hoare annotation was computed. [2020-10-28 16:58:31,972 INFO L270 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| 0))) (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse7 (not .cse3))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse6 .cse1 .cse7) (or .cse4 .cse5 .cse6 .cse1 .cse7)))) [2020-10-28 16:58:31,972 INFO L274 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-10-28 16:58:31,973 INFO L274 CegarLoopResult]: For program point L200(lines 200 217) no Hoare annotation was computed. [2020-10-28 16:58:31,973 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 833 844) no Hoare annotation was computed. [2020-10-28 16:58:31,973 INFO L274 CegarLoopResult]: For program point L837-1(lines 833 844) no Hoare annotation was computed. [2020-10-28 16:58:31,973 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 833 844) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0)))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse3 .cse5 .cse4) (or .cse0 .cse6 .cse1 .cse2 .cse4) (or .cse6 .cse1 .cse5 .cse4))) [2020-10-28 16:58:31,973 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 713 720) no Hoare annotation was computed. [2020-10-28 16:58:31,973 INFO L274 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-10-28 16:58:31,973 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 713 720) the Hoare annotation is: true [2020-10-28 16:58:31,973 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 713 720) no Hoare annotation was computed. [2020-10-28 16:58:32,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:58:32 BoogieIcfgContainer [2020-10-28 16:58:32,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:58:32,004 INFO L168 Benchmark]: Toolchain (without parser) took 204643.59 ms. Allocated memory was 151.0 MB in the beginning and 910.2 MB in the end (delta: 759.2 MB). Free memory was 126.1 MB in the beginning and 677.3 MB in the end (delta: -551.2 MB). Peak memory consumption was 562.8 MB. Max. memory is 8.0 GB. [2020-10-28 16:58:32,005 INFO L168 Benchmark]: CDTParser took 1.81 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:58:32,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.15 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 104.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:58:32,006 INFO L168 Benchmark]: Boogie Preprocessor took 97.82 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:58:32,006 INFO L168 Benchmark]: RCFGBuilder took 1630.36 ms. Allocated memory is still 151.0 MB. Free memory was 100.5 MB in the beginning and 63.4 MB in the end (delta: 37.1 MB). Peak memory consumption was 37.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:58:32,006 INFO L168 Benchmark]: TraceAbstraction took 202270.00 ms. Allocated memory was 151.0 MB in the beginning and 910.2 MB in the end (delta: 759.2 MB). Free memory was 62.9 MB in the beginning and 677.3 MB in the end (delta: -614.4 MB). Peak memory consumption was 498.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:58:32,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 627.15 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 104.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 97.82 ms. Allocated memory is still 151.0 MB. Free memory was 104.4 MB in the beginning and 100.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1630.36 ms. Allocated memory is still 151.0 MB. Free memory was 100.5 MB in the beginning and 63.4 MB in the end (delta: 37.1 MB). Peak memory consumption was 37.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 202270.00 ms. Allocated memory was 151.0 MB in the beginning and 910.2 MB in the end (delta: 759.2 MB). Free memory was 62.9 MB in the beginning and 677.3 MB in the end (delta: -614.4 MB). Peak memory consumption was 498.2 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: 651]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 644]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 690]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 697]: 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: 733]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || ((((waterLevel <= 1 && splverifierCounter <= 0) && 1 == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical)) || (((((pumpRunning + 1 <= 0 || 0 < pumpRunning) && splverifierCounter <= 0) && 1 == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 2)) || ((((waterLevel <= 1 && splverifierCounter <= 0) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0)) || (((((pumpRunning + 1 <= 0 || 0 < pumpRunning) && splverifierCounter <= 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) <= 1)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 244 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 133.1s, OverallIterations: 14, TraceHistogramMax: 3, AutomataDifference: 71.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 69.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1882 SDtfs, 4093 SDslu, 2054 SDs, 0 SdLazy, 11569 SolverSat, 2852 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 709 GetRequests, 500 SyntacticMatches, 5 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 822 ImplicationChecksByTransitivity, 37.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=758occurred 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: 1.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 1230 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 2734 PreInvPairs, 2912 NumberOfFragments, 2461 HoareAnnotationTreeSize, 2734 FomulaSimplifications, 69959854823 FormulaSimplificationTreeSizeReduction, 17.7s HoareSimplificationTime, 62 FomulaSimplificationsInter, 2548734071 FormulaSimplificationTreeSizeReductionInter, 51.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 58.5s InterpolantComputationTime, 1451 NumberOfCodeBlocks, 1451 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1437 ConstructedInterpolants, 0 QuantifiedInterpolants, 557354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 199/215 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...