/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 12:18:43,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 12:18:43,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 12:18:43,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 12:18:43,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 12:18:43,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 12:18:43,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 12:18:43,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 12:18:43,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 12:18:43,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 12:18:43,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 12:18:43,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 12:18:43,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 12:18:43,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 12:18:43,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 12:18:43,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 12:18:43,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 12:18:43,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 12:18:43,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 12:18:43,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 12:18:43,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 12:18:43,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 12:18:43,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 12:18:43,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 12:18:43,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 12:18:43,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 12:18:43,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 12:18:43,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 12:18:43,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 12:18:43,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 12:18:43,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 12:18:43,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 12:18:43,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 12:18:43,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 12:18:43,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 12:18:43,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 12:18:43,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 12:18:43,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 12:18:43,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 12:18:43,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 12:18:43,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 12:18:43,768 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 [2020-09-25 12:18:43,814 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 12:18:43,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 12:18:43,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 12:18:43,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 12:18:43,817 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 12:18:43,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 12:18:43,817 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 12:18:43,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 12:18:43,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 12:18:43,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 12:18:43,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 12:18:43,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 12:18:43,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 12:18:43,820 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 12:18:43,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 12:18:43,820 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 12:18:43,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 12:18:43,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 12:18:43,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 12:18:43,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 12:18:43,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 12:18:43,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 12:18:43,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 12:18:43,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 12:18:43,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 12:18:43,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 12:18:43,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 12:18:43,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 12:18:43,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 12:18:43,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; [2020-09-25 12:18:44,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 12:18:44,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 12:18:44,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 12:18:44,365 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 12:18:44,366 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 12:18:44,367 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-09-25 12:18:44,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/df9699c64/116a72424a0d447896950b46fb064386/FLAGf8b676924 [2020-09-25 12:18:45,100 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 12:18:45,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/heap-manipulation/dll_of_dll-2.i [2020-09-25 12:18:45,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/df9699c64/116a72424a0d447896950b46fb064386/FLAGf8b676924 [2020-09-25 12:18:45,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/df9699c64/116a72424a0d447896950b46fb064386 [2020-09-25 12:18:45,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 12:18:45,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 12:18:45,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 12:18:45,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 12:18:45,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 12:18:45,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:18:45" (1/1) ... [2020-09-25 12:18:45,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac0f60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:45, skipping insertion in model container [2020-09-25 12:18:45,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:18:45" (1/1) ... [2020-09-25 12:18:45,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 12:18:45,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 12:18:45,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 12:18:45,921 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 12:18:46,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 12:18:46,096 INFO L208 MainTranslator]: Completed translation [2020-09-25 12:18:46,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46 WrapperNode [2020-09-25 12:18:46,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 12:18:46,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 12:18:46,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 12:18:46,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 12:18:46,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (1/1) ... [2020-09-25 12:18:46,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (1/1) ... [2020-09-25 12:18:46,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (1/1) ... [2020-09-25 12:18:46,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (1/1) ... [2020-09-25 12:18:46,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (1/1) ... [2020-09-25 12:18:46,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (1/1) ... [2020-09-25 12:18:46,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (1/1) ... [2020-09-25 12:18:46,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 12:18:46,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 12:18:46,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 12:18:46,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 12:18:46,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (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 [2020-09-25 12:18:46,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 12:18:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 12:18:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-09-25 12:18:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-09-25 12:18:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-09-25 12:18:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2020-09-25 12:18:46,278 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_slave [2020-09-25 12:18:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_master [2020-09-25 12:18:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_slave [2020-09-25 12:18:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_generic [2020-09-25 12:18:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_slave [2020-09-25 12:18:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_slave [2020-09-25 12:18:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_nested_lists [2020-09-25 12:18:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_reinit_nested_lists [2020-09-25 12:18:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_master [2020-09-25 12:18:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_master [2020-09-25 12:18:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_master [2020-09-25 12:18:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_base [2020-09-25 12:18:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_full [2020-09-25 12:18:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_dangling [2020-09-25 12:18:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_init [2020-09-25 12:18:46,282 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 12:18:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 12:18:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-09-25 12:18:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-09-25 12:18:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-09-25 12:18:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-09-25 12:18:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-09-25 12:18:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-09-25 12:18:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-09-25 12:18:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-09-25 12:18:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-09-25 12:18:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-09-25 12:18:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-09-25 12:18:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-09-25 12:18:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-09-25 12:18:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-09-25 12:18:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-09-25 12:18:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-09-25 12:18:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-09-25 12:18:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-09-25 12:18:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-09-25 12:18:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-09-25 12:18:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-09-25 12:18:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-09-25 12:18:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-09-25 12:18:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-09-25 12:18:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-09-25 12:18:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-09-25 12:18:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-09-25 12:18:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-09-25 12:18:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-09-25 12:18:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-09-25 12:18:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-09-25 12:18:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-09-25 12:18:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-09-25 12:18:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-09-25 12:18:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-09-25 12:18:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-09-25 12:18:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-09-25 12:18:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-09-25 12:18:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-09-25 12:18:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-09-25 12:18:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-09-25 12:18:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-09-25 12:18:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-09-25 12:18:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-09-25 12:18:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-09-25 12:18:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-09-25 12:18:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-09-25 12:18:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-09-25 12:18:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-09-25 12:18:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-09-25 12:18:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-09-25 12:18:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-09-25 12:18:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 12:18:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 12:18:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-09-25 12:18:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 12:18:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-09-25 12:18:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-09-25 12:18:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-09-25 12:18:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-09-25 12:18:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-09-25 12:18:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 12:18:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-09-25 12:18:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-09-25 12:18:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-09-25 12:18:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-25 12:18:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-09-25 12:18:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-09-25 12:18:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-09-25 12:18:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-09-25 12:18:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-09-25 12:18:46,294 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-09-25 12:18:46,294 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-09-25 12:18:46,294 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-09-25 12:18:46,294 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-09-25 12:18:46,294 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-09-25 12:18:46,294 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-09-25 12:18:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-09-25 12:18:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-09-25 12:18:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-09-25 12:18:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-09-25 12:18:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-09-25 12:18:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-09-25 12:18:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-09-25 12:18:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-09-25 12:18:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-09-25 12:18:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-09-25 12:18:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-09-25 12:18:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-09-25 12:18:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-09-25 12:18:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-09-25 12:18:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-09-25 12:18:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-09-25 12:18:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-09-25 12:18:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-09-25 12:18:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-09-25 12:18:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-09-25 12:18:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-09-25 12:18:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-09-25 12:18:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-09-25 12:18:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-09-25 12:18:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-09-25 12:18:46,298 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-09-25 12:18:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-09-25 12:18:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-09-25 12:18:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 12:18:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2020-09-25 12:18:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_slave [2020-09-25 12:18:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 12:18:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 12:18:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_master [2020-09-25 12:18:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_slave [2020-09-25 12:18:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 12:18:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_generic [2020-09-25 12:18:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 12:18:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-09-25 12:18:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 12:18:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 12:18:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_slave [2020-09-25 12:18:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_slave [2020-09-25 12:18:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_nested_lists [2020-09-25 12:18:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure dll_reinit_nested_lists [2020-09-25 12:18:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_master [2020-09-25 12:18:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_master [2020-09-25 12:18:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_master [2020-09-25 12:18:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_base [2020-09-25 12:18:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_full [2020-09-25 12:18:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_dangling [2020-09-25 12:18:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_init [2020-09-25 12:18:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 12:18:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 12:18:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 12:18:47,277 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 12:18:47,278 INFO L295 CfgBuilder]: Removed 38 assume(true) statements. [2020-09-25 12:18:47,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:18:47 BoogieIcfgContainer [2020-09-25 12:18:47,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 12:18:47,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 12:18:47,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 12:18:47,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 12:18:47,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 12:18:45" (1/3) ... [2020-09-25 12:18:47,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7fb932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:18:47, skipping insertion in model container [2020-09-25 12:18:47,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:18:46" (2/3) ... [2020-09-25 12:18:47,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7fb932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 12:18:47, skipping insertion in model container [2020-09-25 12:18:47,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:18:47" (3/3) ... [2020-09-25 12:18:47,294 INFO L109 eAbstractionObserver]: Analyzing ICFG dll_of_dll-2.i [2020-09-25 12:18:47,306 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 12:18:47,318 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 12:18:47,338 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 12:18:47,368 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 12:18:47,369 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 12:18:47,369 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 12:18:47,369 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 12:18:47,369 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 12:18:47,369 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 12:18:47,369 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 12:18:47,369 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 12:18:47,396 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states. [2020-09-25 12:18:47,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-09-25 12:18:47,409 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 12:18:47,411 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 12:18:47,411 INFO L427 AbstractCegarLoop]: === Iteration 1 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 12:18:47,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 12:18:47,419 INFO L82 PathProgramCache]: Analyzing trace with hash 575468621, now seen corresponding path program 1 times [2020-09-25 12:18:47,431 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 12:18:47,431 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [411623149] [2020-09-25 12:18:47,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 12:18:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:18:47,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:47,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:47,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:49,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:52,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:18:52,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-09-25 12:18:52,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 12:18:52,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-09-25 12:18:52,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:18:52,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:18:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-09-25 12:18:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-25 12:18:52,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-09-25 12:18:52,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 12:18:52,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 12:18:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:18:52,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:52,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:18:52,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 12:18:52,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:18:52,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 12:18:52,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:18:52,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:18:52,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:18:52,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:18:52,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:18:52,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:18:52,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-25 12:18:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:18:52,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:52,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:53,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:53,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:54,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:57,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:18:57,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-25 12:18:57,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 12:18:57,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-09-25 12:18:57,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:18:57,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:18:57,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-09-25 12:18:57,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 12:18:57,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-09-25 12:18:57,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:18:57,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 12:18:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:18:57,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:58,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:18:58,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:01,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:02,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:02,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-09-25 12:19:02,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 12:19:02,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-09-25 12:19:02,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:02,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 12:19:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 12:19:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-25 12:19:02,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 12:19:03,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 12:19:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:03,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:03,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:03,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 12:19:03,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:19:03,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-09-25 12:19:03,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:03,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:03,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 12:19:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:03,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-25 12:19:03,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:03,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 12:19:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:03,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:03,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:03,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 12:19:03,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:19:03,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 12:19:03,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:03,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:03,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:19:03,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:03,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:19:03,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:03,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 12:19:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:03,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:03,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:03,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 12:19:03,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:19:03,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 12:19:03,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:03,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:03,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:19:03,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:03,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:19:03,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:03,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-09-25 12:19:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:03,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:03,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:03,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 12:19:03,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:19:03,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-09-25 12:19:03,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:03,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 12:19:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:03,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-09-25 12:19:03,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:03,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 12:19:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:03,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:03,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:03,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 12:19:03,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:19:03,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-25 12:19:03,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:03,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:03,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 12:19:03,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:03,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 12:19:03,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:03,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 12:19:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:03,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:03,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:03,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 12:19:03,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:19:03,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 12:19:03,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:03,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:03,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:19:03,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:03,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:19:03,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:03,456 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-25 12:19:03,457 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [411623149] [2020-09-25 12:19:03,459 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 12:19:03,460 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-25 12:19:03,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568238647] [2020-09-25 12:19:03,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-25 12:19:03,468 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 12:19:03,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-25 12:19:03,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-09-25 12:19:03,490 INFO L87 Difference]: Start difference. First operand 276 states. Second operand 7 states. [2020-09-25 12:19:04,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 12:19:04,869 INFO L93 Difference]: Finished difference Result 589 states and 799 transitions. [2020-09-25 12:19:04,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 12:19:04,871 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-09-25 12:19:04,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 12:19:04,891 INFO L225 Difference]: With dead ends: 589 [2020-09-25 12:19:04,892 INFO L226 Difference]: Without dead ends: 296 [2020-09-25 12:19:04,901 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2020-09-25 12:19:04,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2020-09-25 12:19:04,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 276. [2020-09-25 12:19:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-09-25 12:19:05,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 307 transitions. [2020-09-25 12:19:05,004 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 307 transitions. Word has length 85 [2020-09-25 12:19:05,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 12:19:05,006 INFO L479 AbstractCegarLoop]: Abstraction has 276 states and 307 transitions. [2020-09-25 12:19:05,006 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-25 12:19:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 307 transitions. [2020-09-25 12:19:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-25 12:19:05,022 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 12:19:05,022 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-09-25 12:19:05,023 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 12:19:05,023 INFO L427 AbstractCegarLoop]: === Iteration 2 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 12:19:05,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 12:19:05,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1671014528, now seen corresponding path program 1 times [2020-09-25 12:19:05,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 12:19:05,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1451032090] [2020-09-25 12:19:05,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 12:19:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:05,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:05,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:06,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:06,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:08,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:10,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:10,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 296 [2020-09-25 12:19:10,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 12:19:10,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5062 [2020-09-25 12:19:10,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:10,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:10,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-09-25 12:19:10,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 12:19:10,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-09-25 12:19:10,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:10,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 12:19:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:10,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:10,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:10,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 12:19:10,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 12:19:10,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 12:19:10,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:10,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:10,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 12:19:10,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:10,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 12:19:10,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:10,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-25 12:19:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:10,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:11,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:11,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:12,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:15,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:15,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-09-25 12:19:15,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 12:19:15,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-09-25 12:19:15,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:15,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:15,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-09-25 12:19:15,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 12:19:15,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-09-25 12:19:15,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:15,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 12:19:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:15,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:16,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:16,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:17,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:20,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:20,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-09-25 12:19:20,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 12:19:20,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-09-25 12:19:20,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:20,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:20,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-09-25 12:19:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-25 12:19:20,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-09-25 12:19:20,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 12:19:20,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 12:19:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:21,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:21,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:21,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:25,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:25,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-09-25 12:19:25,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 12:19:25,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-09-25 12:19:25,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:25,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:25,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-25 12:19:25,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:25,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-09-25 12:19:25,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 12:19:26,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 12:19:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:26,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:26,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:26,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:26,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:31,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:31,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-09-25 12:19:31,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 12:19:31,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-09-25 12:19:31,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:31,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:31,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-25 12:19:31,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:31,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-09-25 12:19:31,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:31,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 12:19:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:31,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:31,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:31,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 12:19:31,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 12:19:31,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 12:19:31,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-09-25 12:19:31,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 12:19:31,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-09-25 12:19:31,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 12:19:31,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 12:19:31,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 12:19:31,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 12:19:31,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 12:19:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 12:19:31,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 12:19:32,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking...