/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=0.4 --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-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 13:26:20,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 13:26:20,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 13:26:20,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 13:26:20,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 13:26:21,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 13:26:21,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 13:26:21,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 13:26:21,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 13:26:21,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 13:26:21,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 13:26:21,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 13:26:21,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 13:26:21,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 13:26:21,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 13:26:21,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 13:26:21,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 13:26:21,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 13:26:21,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 13:26:21,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 13:26:21,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 13:26:21,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 13:26:21,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 13:26:21,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 13:26:21,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 13:26:21,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 13:26:21,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 13:26:21,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 13:26:21,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 13:26:21,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 13:26:21,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 13:26:21,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 13:26:21,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 13:26:21,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 13:26:21,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 13:26:21,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 13:26:21,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 13:26:21,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 13:26:21,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 13:26:21,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 13:26:21,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 13:26:21,049 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 13:26:21,104 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 13:26:21,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 13:26:21,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 13:26:21,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 13:26:21,107 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 13:26:21,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 13:26:21,108 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 13:26:21,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 13:26:21,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 13:26:21,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 13:26:21,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 13:26:21,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 13:26:21,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 13:26:21,110 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 13:26:21,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 13:26:21,111 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 13:26:21,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 13:26:21,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 13:26:21,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 13:26:21,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 13:26:21,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 13:26:21,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 13:26:21,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 13:26:21,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 13:26:21,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 13:26:21,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 13:26:21,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 13:26:21,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 13:26:21,113 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 13:26:21,114 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=0.4;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=0.4;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=0.4;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=0.4;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=0.4;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=0.4;log-additional-information=true; [2020-09-25 13:26:21,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 13:26:21,639 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 13:26:21,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 13:26:21,645 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 13:26:21,645 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 13:26:21,646 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/dll_of_dll-1.i [2020-09-25 13:26:21,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d7520697/48189c6ad9db44989204039f83b7be3c/FLAG08139444a [2020-09-25 13:26:22,368 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 13:26:22,370 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/heap-manipulation/dll_of_dll-1.i [2020-09-25 13:26:22,388 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d7520697/48189c6ad9db44989204039f83b7be3c/FLAG08139444a [2020-09-25 13:26:22,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2d7520697/48189c6ad9db44989204039f83b7be3c [2020-09-25 13:26:22,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 13:26:22,626 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 13:26:22,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 13:26:22,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 13:26:22,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 13:26:22,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:26:22" (1/1) ... [2020-09-25 13:26:22,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b337bef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:22, skipping insertion in model container [2020-09-25 13:26:22,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:26:22" (1/1) ... [2020-09-25 13:26:22,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 13:26:22,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 13:26:23,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:26:23,324 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 13:26:23,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:26:23,457 INFO L208 MainTranslator]: Completed translation [2020-09-25 13:26:23,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23 WrapperNode [2020-09-25 13:26:23,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 13:26:23,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 13:26:23,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 13:26:23,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 13:26:23,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (1/1) ... [2020-09-25 13:26:23,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (1/1) ... [2020-09-25 13:26:23,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (1/1) ... [2020-09-25 13:26:23,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (1/1) ... [2020-09-25 13:26:23,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (1/1) ... [2020-09-25 13:26:23,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (1/1) ... [2020-09-25 13:26:23,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (1/1) ... [2020-09-25 13:26:23,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 13:26:23,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 13:26:23,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 13:26:23,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 13:26:23,573 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (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 13:26:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 13:26:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 13:26:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-09-25 13:26:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-09-25 13:26:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-09-25 13:26:23,651 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2020-09-25 13:26:23,652 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_slave [2020-09-25 13:26:23,652 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_or_die_master [2020-09-25 13:26:23,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_slave [2020-09-25 13:26:23,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_generic [2020-09-25 13:26:23,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_slave [2020-09-25 13:26:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_slave [2020-09-25 13:26:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_nested_lists [2020-09-25 13:26:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_reinit_nested_lists [2020-09-25 13:26:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy_master [2020-09-25 13:26:23,653 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_insert_master [2020-09-25 13:26:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create_master [2020-09-25 13:26:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_base [2020-09-25 13:26:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_full [2020-09-25 13:26:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_dangling [2020-09-25 13:26:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect_init [2020-09-25 13:26:23,654 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 13:26:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 13:26:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-09-25 13:26:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-09-25 13:26:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-09-25 13:26:23,655 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-09-25 13:26:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-09-25 13:26:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-09-25 13:26:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-09-25 13:26:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-09-25 13:26:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-09-25 13:26:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-09-25 13:26:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-09-25 13:26:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-09-25 13:26:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-09-25 13:26:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-09-25 13:26:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-09-25 13:26:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-09-25 13:26:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-09-25 13:26:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-09-25 13:26:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-09-25 13:26:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-09-25 13:26:23,658 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-09-25 13:26:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-09-25 13:26:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-09-25 13:26:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-09-25 13:26:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-09-25 13:26:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-09-25 13:26:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-09-25 13:26:23,659 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-09-25 13:26:23,660 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-09-25 13:26:23,661 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-09-25 13:26:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-09-25 13:26:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-09-25 13:26:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-09-25 13:26:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-09-25 13:26:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-09-25 13:26:23,662 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-09-25 13:26:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-09-25 13:26:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-09-25 13:26:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 13:26:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 13:26:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-09-25 13:26:23,663 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 13:26:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-09-25 13:26:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-09-25 13:26:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-09-25 13:26:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-09-25 13:26:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-09-25 13:26:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-09-25 13:26:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-09-25 13:26:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-09-25 13:26:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-09-25 13:26:23,668 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-09-25 13:26:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-09-25 13:26:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-09-25 13:26:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-09-25 13:26:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-09-25 13:26:23,669 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-09-25 13:26:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-09-25 13:26:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-09-25 13:26:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-09-25 13:26:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-09-25 13:26:23,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 13:26:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2020-09-25 13:26:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_slave [2020-09-25 13:26:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 13:26:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 13:26:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_or_die_master [2020-09-25 13:26:23,671 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_slave [2020-09-25 13:26:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 13:26:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_generic [2020-09-25 13:26:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 13:26:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-09-25 13:26:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 13:26:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 13:26:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_slave [2020-09-25 13:26:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_slave [2020-09-25 13:26:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_nested_lists [2020-09-25 13:26:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure dll_reinit_nested_lists [2020-09-25 13:26:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy_master [2020-09-25 13:26:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure dll_insert_master [2020-09-25 13:26:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create_master [2020-09-25 13:26:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_base [2020-09-25 13:26:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_full [2020-09-25 13:26:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_dangling [2020-09-25 13:26:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure inspect_init [2020-09-25 13:26:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 13:26:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 13:26:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 13:26:24,657 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 13:26:24,659 INFO L295 CfgBuilder]: Removed 38 assume(true) statements. [2020-09-25 13:26:24,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:26:24 BoogieIcfgContainer [2020-09-25 13:26:24,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 13:26:24,682 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 13:26:24,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 13:26:24,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 13:26:24,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:26:22" (1/3) ... [2020-09-25 13:26:24,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e029e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:26:24, skipping insertion in model container [2020-09-25 13:26:24,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:26:23" (2/3) ... [2020-09-25 13:26:24,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e029e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:26:24, skipping insertion in model container [2020-09-25 13:26:24,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:26:24" (3/3) ... [2020-09-25 13:26:24,691 INFO L109 eAbstractionObserver]: Analyzing ICFG dll_of_dll-1.i [2020-09-25 13:26:24,705 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 13:26:24,717 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 13:26:24,742 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 13:26:24,778 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 13:26:24,778 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 13:26:24,778 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 13:26:24,778 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 13:26:24,779 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 13:26:24,779 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 13:26:24,779 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 13:26:24,779 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 13:26:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states. [2020-09-25 13:26:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-09-25 13:26:24,824 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:26:24,825 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 13:26:24,826 INFO L427 AbstractCegarLoop]: === Iteration 1 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:26:24,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:26:24,834 INFO L82 PathProgramCache]: Analyzing trace with hash 575468621, now seen corresponding path program 1 times [2020-09-25 13:26:24,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:26:24,847 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [299971951] [2020-09-25 13:26:24,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:26:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:25,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:25,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:25,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:26,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:30,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:30,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-09-25 13:26:30,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 13:26:30,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-09-25 13:26:30,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:30,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:30,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-09-25 13:26:30,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-25 13:26:30,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-09-25 13:26:30,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 13:26:30,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:26:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:30,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:30,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:30,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:26:30,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:30,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 13:26:30,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:30,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:26:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:30,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:26:30,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:30,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-25 13:26:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:30,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:30,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:30,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:30,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:33,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:35,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:35,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-25 13:26:35,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 13:26:35,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-09-25 13:26:35,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:35,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 13:26:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-25 13:26:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-09-25 13:26:35,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:35,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:26:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:35,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:35,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:35,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:40,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-09-25 13:26:40,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 13:26:40,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-09-25 13:26:40,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:40,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:40,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 13:26:40,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 13:26:40,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-25 13:26:40,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 13:26:40,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 13:26:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:40,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:40,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:26:40,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:40,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-09-25 13:26:40,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:40,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:40,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 13:26:40,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:40,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-09-25 13:26:40,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:40,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:26:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:40,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:40,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:26:40,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:40,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-25 13:26:40,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:40,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:40,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:26:40,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:40,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 13:26:40,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-09-25 13:26:40,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:26:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:40,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:40,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 13:26:40,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:40,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 13:26:40,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:40,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:40,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:26:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:26:40,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:40,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-09-25 13:26:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:40,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:40,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 13:26:40,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:40,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-09-25 13:26:40,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:40,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:40,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:26:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:40,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-09-25 13:26:40,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:40,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:26:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:40,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:40,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 13:26:40,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:40,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 13:26:40,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:40,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:40,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:26:40,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:40,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:26:40,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:40,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:26:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:40,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:40,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:40,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 13:26:40,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:40,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 13:26:40,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:40,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:40,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:26:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:26:40,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:41,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-25 13:26:41,007 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [299971951] [2020-09-25 13:26:41,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 13:26:41,009 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-25 13:26:41,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268952575] [2020-09-25 13:26:41,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-25 13:26:41,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:26:41,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-25 13:26:41,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-09-25 13:26:41,044 INFO L87 Difference]: Start difference. First operand 276 states. Second operand 7 states. [2020-09-25 13:26:42,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 13:26:42,451 INFO L93 Difference]: Finished difference Result 589 states and 799 transitions. [2020-09-25 13:26:42,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-25 13:26:42,454 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-09-25 13:26:42,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 13:26:42,480 INFO L225 Difference]: With dead ends: 589 [2020-09-25 13:26:42,481 INFO L226 Difference]: Without dead ends: 296 [2020-09-25 13:26:42,493 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 13:26:42,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2020-09-25 13:26:42,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 276. [2020-09-25 13:26:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2020-09-25 13:26:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 307 transitions. [2020-09-25 13:26:42,645 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 307 transitions. Word has length 85 [2020-09-25 13:26:42,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 13:26:42,647 INFO L479 AbstractCegarLoop]: Abstraction has 276 states and 307 transitions. [2020-09-25 13:26:42,647 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-25 13:26:42,647 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 307 transitions. [2020-09-25 13:26:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-25 13:26:42,662 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:26:42,662 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 13:26:42,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 13:26:42,666 INFO L427 AbstractCegarLoop]: === Iteration 2 === [failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:26:42,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:26:42,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1671014528, now seen corresponding path program 1 times [2020-09-25 13:26:42,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:26:42,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [584211839] [2020-09-25 13:26:42,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:26:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:42,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:43,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:43,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:44,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:46,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:47,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:47,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 296 [2020-09-25 13:26:47,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 13:26:47,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5053 [2020-09-25 13:26:47,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:47,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:47,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-09-25 13:26:47,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 146 [2020-09-25 13:26:47,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-09-25 13:26:47,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:48,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:26:48,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:48,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:48,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:48,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:26:48,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:26:48,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 13:26:48,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:48,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:26:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:26:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:26:48,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:48,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-25 13:26:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:48,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:48,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:49,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:51,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:52,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:53,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:53,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-09-25 13:26:53,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 13:26:53,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-09-25 13:26:53,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:53,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-09-25 13:26:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 13:26:53,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-09-25 13:26:53,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:26:53,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:26:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:53,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:53,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:55,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:58,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:26:58,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 263 [2020-09-25 13:26:58,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 13:26:58,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-09-25 13:26:58,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:26:58,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:26:58,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-09-25 13:26:58,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-25 13:26:58,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-09-25 13:26:58,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:26:58,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 13:26:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:26:58,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:58,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:26:59,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:27:03,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:27:03,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-09-25 13:27:03,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 13:27:03,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-09-25 13:27:03,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:27:03,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:27:03,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-25 13:27:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:27:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-09-25 13:27:03,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:27:03,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:27:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:27:03,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:27:03,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:27:04,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:27:08,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:27:08,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-09-25 13:27:08,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 13:27:08,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-09-25 13:27:08,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:27:08,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:27:08,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-25 13:27:08,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:27:08,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-09-25 13:27:08,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:27:08,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:27:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:27:08,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:27:09,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:27:09,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 13:27:09,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:27:09,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-09-25 13:27:09,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:27:09,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:27:09,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 13:27:09,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:27:09,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 13:27:09,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:27:09,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 13:27:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:27:09,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:27:09,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:27:09,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking...